2 ##------------------------------------------------------------##
4 # The multiple-architecture stuff in this file is pretty
5 # cryptic. Read docs/internals/multiple-architectures.txt
6 # for at least a partial explanation of what is going on.
8 ##------------------------------------------------------------##
10 # Process this file with autoconf to produce a configure script.
12 # Define major, minor, micro and suffix here once, then reuse them
13 # for version number in valgrind.h and vg-entities (documentation).
14 # suffix must be empty for a release, otherwise it is GIT or RC1, etc.
15 # Also set the (expected/last) release date here.
16 # Do not forget to rerun ./autogen.sh
17 m4_define([v_major_ver], [3])
18 m4_define([v_minor_ver], [22])
19 m4_define([v_micro_ver], [0])
20 m4_define([v_suffix_ver], [RC1])
21 m4_define([v_rel_date], ["17 Oct 2023"])
22 m4_define([v_version],
23 m4_if(v_suffix_ver, [],
24 [v_major_ver.v_minor_ver.v_micro_ver],
25 [v_major_ver.v_minor_ver.v_micro_ver.v_suffix_ver]))
26 AC_INIT([Valgrind],[v_version],[valgrind-users@lists.sourceforge.net])
29 AC_SUBST(VG_VER_MAJOR, v_major_ver)
30 AC_SUBST(VG_VER_MINOR, v_minor_ver)
32 # For docs/xml/vg-entities.xml
33 AC_SUBST(VG_DATE, v_rel_date)
35 AC_CONFIG_SRCDIR(coregrind/m_main.c)
36 AC_CONFIG_HEADERS([config.h])
37 AM_INIT_AUTOMAKE([foreign dist-bzip2 subdir-objects])
41 #----------------------------------------------------------------------------
42 # Do NOT modify these flags here. Except in feature tests in which case
43 # the original values must be properly restored.
44 #----------------------------------------------------------------------------
48 #----------------------------------------------------------------------------
49 # Checks for various programs.
50 #----------------------------------------------------------------------------
53 m4_version_prereq([2.70], [AC_PROG_CC], [AC_PROG_CC_C99])
54 # Make sure we can compile in C99 mode.
55 if test "$ac_cv_prog_cc_c99" = "no"; then
56 AC_MSG_ERROR([Valgrind relies on a C compiler supporting C99])
60 # AC_PROG_OBJC apparently causes problems on older Linux distros (eg. with
61 # autoconf 2.59). If we ever have any Objective-C code in the Valgrind code
62 # base (eg. most likely as Darwin-specific tests) we'll need one of the
64 # - put AC_PROG_OBJC in a Darwin-specific part of this file
65 # - Use AC_PROG_OBJC here and up the minimum autoconf version
66 # - Use the following, which is apparently equivalent:
67 # m4_ifdef([AC_PROG_OBJC],
69 # [AC_CHECK_TOOL([OBJC], [gcc])
71 # AC_SUBST([OBJCFLAGS])
74 # Set LTO_RANLIB variable to an lto enabled ranlib
75 if test "x$LTO_RANLIB" = "x"; then
76 AC_PATH_PROGS([LTO_RANLIB], [gcc-ranlib])
78 AC_ARG_VAR([LTO_RANLIB],[Library indexer command for link time optimisation])
80 # provide a very basic definition for AC_PROG_SED if it's not provided by
81 # autoconf (as e.g. in autoconf 2.59).
82 m4_ifndef([AC_PROG_SED],
83 [AC_DEFUN([AC_PROG_SED],
85 AC_CHECK_PROGS([SED],[gsed sed])])])
88 AC_DEFUN([AC_PROG_SHA256SUM],
89 [AC_ARG_VAR([SHA256SUM])
90 AC_CHECK_PROGS([SHA256SUM],[gsha256sum sha256sum])])
93 # If no AR variable was specified, look up the name of the archiver. Otherwise
94 # do not touch the AR variable.
95 if test "x$AR" = "x"; then
96 AC_PATH_PROGS([AR], [`echo $LD | $SED 's/ld$/ar/'` "ar"], [ar])
98 AC_ARG_VAR([AR],[Archiver command])
100 # same for LTO_AR variable for lto enabled archiver
101 if test "x$LTO_AR" = "x"; then
102 AC_PATH_PROGS([LTO_AR], [gcc-ar])
104 AC_ARG_VAR([LTO_AR],[Archiver command for link time optimisation])
106 # figure out where perl lives
107 AC_PATH_PROG(PERL, perl)
109 # figure out where gdb lives
110 AC_PATH_PROG(GDB, gdb, "/no/gdb/was/found/at/configure/time")
111 AC_DEFINE_UNQUOTED(GDB_PATH, "$GDB", [path to GDB])
113 # some older automake's don't have it so try something on our own
114 ifdef([AM_PROG_AS],[AM_PROG_AS],
124 # Check if 'diff' supports -u (universal diffs) and use it if possible.
126 AC_MSG_CHECKING([for diff -u])
129 # Comparing two identical files results in 0.
130 tmpfile="tmp-xxx-yyy-zzz"
132 if diff -u $tmpfile $tmpfile ; then
141 # We don't want gcc < 3.0
142 AC_MSG_CHECKING([for a supported version of gcc])
144 # Obtain the compiler version.
146 # A few examples of how the ${CC} --version output looks like:
148 # ######## gcc variants ########
149 # Arch Linux: i686-pc-linux-gnu-gcc (GCC) 4.6.2
150 # Debian Linux: gcc (Debian 4.3.2-1.1) 4.3.2
151 # openSUSE: gcc (SUSE Linux) 4.5.1 20101208 [gcc-4_5-branch revision 167585]
152 # Exherbo Linux: x86_64-pc-linux-gnu-gcc (Exherbo gcc-4.6.2) 4.6.2
153 # MontaVista Linux for ARM: arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2009q1-203) 4.3.3
154 # OS/X 10.6: i686-apple-darwin10-gcc-4.2.1 (GCC) 4.2.1 (Apple Inc. build 5666) (dot 3)
155 # OS/X 10.7: i686-apple-darwin11-llvm-gcc-4.2 (GCC) 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)
157 # ######## clang variants ########
158 # Clang: clang version 2.9 (tags/RELEASE_29/final)
159 # Apple clang: Apple clang version 3.1 (tags/Apple/clang-318.0.58) (based on LLVM 3.1svn)
160 # FreeBSD clang: FreeBSD clang version 3.1 (branches/release_31 156863) 20120523
162 # ######## Apple LLVM variants ########
163 # Apple LLVM version 5.1 (clang-503.0.40) (based on LLVM 3.4svn)
164 # Apple LLVM version 6.0 (clang-600.0.51) (based on LLVM 3.5svn)
167 if test "x`${CC} --version | $SED -n -e 's/.*\Apple \(LLVM\) version.*clang.*/\1/p'`" = "xLLVM" ;
170 gcc_version=`${CC} --version | $SED -n -e 's/.*LLVM version \([0-9.]*\).*$/\1/p'`
171 elif test "x`${CC} --version | $SED -n -e 's/.*\(clang\) version.*/\1/p'`" = "xclang" ;
174 # Don't use -dumpversion with clang: it will always produce "4.2.1".
175 gcc_version=`${CC} --version | $SED -n -e 's/.*clang version \([0-9.]*\).*$/\1/p'`
176 elif test "x`${CC} --version | $SED -n -e 's/icc.*\(ICC\).*/\1/p'`" = "xICC" ;
179 gcc_version=`${CC} -dumpversion 2>/dev/null`
182 gcc_version=`${CC} -dumpversion 2>/dev/null`
183 if test "x$gcc_version" = x; then
184 gcc_version=`${CC} --version | $SED -n -e 's/[^ ]*gcc[^ ]* ([^)]*) \([0-9.]*\).*$/\1/p'`
188 AM_CONDITIONAL(COMPILER_IS_CLANG, test $is_clang = clang -o $is_clang = applellvm)
189 AM_CONDITIONAL(COMPILER_IS_ICC, test $is_clang = icc)
191 # Note: m4 arguments are quoted with [ and ] so square brackets in shell
192 # statements have to be quoted.
193 case "${is_clang}-${gcc_version}" in
194 applellvm-5.1|applellvm-[[6-9]].*|applellvm-[[1-9][0-9]]*)
195 AC_MSG_RESULT([ok (Apple LLVM version ${gcc_version})])
197 icc-1[[3-9]].*|icc-202[[0-9]].*)
198 AC_MSG_RESULT([ok (ICC version ${gcc_version})])
200 notclang-[[3-9]]|notclang-[[3-9]].*|notclang-[[1-9][0-9]]*)
201 AC_MSG_RESULT([ok (${gcc_version})])
203 clang-2.9|clang-[[3-9]].*|clang-[[1-9][0-9]]*)
204 AC_MSG_RESULT([ok (clang-${gcc_version})])
207 AC_MSG_RESULT([no (${is_clang}-${gcc_version})])
208 AC_MSG_ERROR([please use gcc >= 3.0 or clang >= 2.9 or icc >= 13.0 or Apple LLVM >= 5.1])
212 #----------------------------------------------------------------------------
213 # Arch/OS/platform tests.
214 #----------------------------------------------------------------------------
215 # We create a number of arch/OS/platform-related variables. We prefix them
216 # all with "VGCONF_" which indicates that they are defined at
217 # configure-time, and distinguishes them from the VGA_*/VGO_*/VGP_*
218 # variables used when compiling C files.
222 AC_MSG_CHECKING([for a supported CPU])
224 # ARCH_MAX reflects the most that this CPU can do: for example if it
225 # is a 64-bit capable PowerPC, then it must be set to ppc64 and not ppc32.
226 # Ditto for amd64. It is used for more configuration below, but is not used
229 # Power PC returns powerpc for Big Endian. This was not changed when Little
230 # Endian support was added to the 64-bit architecture. The 64-bit Little
231 # Endian systems explicitly state le in the host_cpu. For clarity in the
232 # Valgrind code, the ARCH_MAX name will state LE or BE for the endianness of
233 # the 64-bit system. Big Endian is the only mode supported on 32-bit Power PC.
234 # The abreviation PPC or ppc refers to 32-bit and 64-bit systems with either
235 # Endianness. The name PPC64 or ppc64 to 64-bit systems of either Endianness.
236 # The names ppc64be or PPC64BE refer to only 64-bit systems that are Big
237 # Endian. Similarly, ppc64le or PPC64LE refer to only 64-bit systems that are
240 case "${host_cpu}" in
242 AC_MSG_RESULT([ok (${host_cpu})])
247 AC_MSG_RESULT([ok (${host_cpu})])
252 # this only referrs to 64-bit Big Endian
253 AC_MSG_RESULT([ok (${host_cpu})])
258 # this only referrs to 64-bit Little Endian
259 AC_MSG_RESULT([ok (${host_cpu})])
264 # On Linux this means only a 32-bit capable CPU.
265 AC_MSG_RESULT([ok (${host_cpu})])
270 AC_MSG_RESULT([ok (${host_cpu})])
275 AC_MSG_RESULT([ok (${host_cpu})])
280 AC_MSG_RESULT([ok (${host_cpu})])
285 AC_MSG_RESULT([ok (${host_cpu})])
290 AC_MSG_RESULT([ok (${host_cpu})])
295 AC_MSG_RESULT([ok (${host_cpu})])
300 AC_MSG_RESULT([ok (${host_cpu})])
305 AC_MSG_RESULT([ok (${host_cpu})])
309 AC_MSG_RESULT([ok (${host_cpu})])
314 AC_MSG_RESULT([no (${host_cpu})])
315 AC_MSG_ERROR([Unsupported host architecture. Sorry])
319 #----------------------------------------------------------------------------
321 # Sometimes it's convenient to subvert the bi-arch build system and
322 # just have a single build even though the underlying platform is
323 # capable of both. Hence handle --enable-only64bit and
324 # --enable-only32bit. Complain if both are issued :-)
325 # [Actually, if either of these options are used, I think both get built,
326 # but only one gets installed. So if you use an in-place build, both can be
329 # Check if a 64-bit only build has been requested
330 AC_CACHE_CHECK([for a 64-bit only build], vg_cv_only64bit,
331 [AC_ARG_ENABLE(only64bit,
332 [ --enable-only64bit do a 64-bit only build],
333 [vg_cv_only64bit=$enableval],
334 [vg_cv_only64bit=no])])
336 # Check if a 32-bit only build has been requested
337 AC_CACHE_CHECK([for a 32-bit only build], vg_cv_only32bit,
338 [AC_ARG_ENABLE(only32bit,
339 [ --enable-only32bit do a 32-bit only build],
340 [vg_cv_only32bit=$enableval],
341 [vg_cv_only32bit=no])])
344 if test x$vg_cv_only64bit = xyes -a x$vg_cv_only32bit = xyes; then
346 [Nonsensical: both --enable-only64bit and --enable-only32bit.])
349 #----------------------------------------------------------------------------
351 # VGCONF_OS is the primary build OS, eg. "linux". It is passed in to
352 # compilation of many C files via -VGO_$(VGCONF_OS) and
353 # -VGP_$(VGCONF_ARCH_PRI)_$(VGCONF_OS).
354 AC_MSG_CHECKING([for a supported OS])
361 AC_MSG_RESULT([ok (${host_os})])
364 # Ok, this is linux. Check the kernel version
365 AC_MSG_CHECKING([for the kernel version])
370 0.*|1.*|2.0.*|2.1.*|2.2.*|2.3.*|2.4.*|2.5.*)
371 AC_MSG_RESULT([unsupported (${kernel})])
372 AC_MSG_ERROR([Valgrind needs a Linux kernel >= 2.6])
376 AC_MSG_RESULT([2.6 or later (${kernel})])
383 AC_MSG_RESULT([ok (${host_os})])
385 AC_DEFINE([FREEBSD_10], 1000, [FREEBSD_VERS value for FreeBSD 10.x])
387 AC_DEFINE([FREEBSD_11], 1100, [FREEBSD_VERS value for FreeBSD 11.x])
389 AC_DEFINE([FREEBSD_12], 1200, [FREEBSD_VERS value for FreeBSD 12.0 to 12.1])
391 AC_DEFINE([FREEBSD_12_2], 1220, [FREEBSD_VERS value for FreeBSD 12.2])
393 AC_DEFINE([FREEBSD_13_0], 1300, [FREEBSD_VERS value for FreeBSD 13.0])
395 AC_DEFINE([FREEBSD_13_1], 1310, [FREEBSD_VERS value for FreeBSD 13.1])
397 AC_DEFINE([FREEBSD_13_2], 1320, [FREEBSD_VERS value for FreeBSD 13.2])
399 AC_DEFINE([FREEBSD_14], 1400, [FREEBSD_VERS value for FreeBSD 14.x])
401 AC_DEFINE([FREEBSD_15], 1500, [FREEBSD_VERS value for FreeBSD 15.x])
404 AC_MSG_CHECKING([for the kernel version])
409 AC_MSG_RESULT([FreeBSD 10.x (${kernel})])
410 AC_DEFINE([FREEBSD_VERS], FREEBSD_10, [FreeBSD version])
411 freebsd_vers=$freebsd_10
414 AC_MSG_RESULT([FreeBSD 11.x (${kernel})])
415 AC_DEFINE([FREEBSD_VERS], FREEBSD_11, [FreeBSD version])
416 freebsd_vers=$freebsd_11
421 AC_MSG_RESULT([FreeBSD 12.x (${kernel})])
422 AC_DEFINE([FREEBSD_VERS], FREEBSD_12, [FreeBSD version])
423 freebsd_vers=$freebsd_12
426 AC_MSG_RESULT([FreeBSD 12.x (${kernel})])
427 AC_DEFINE([FREEBSD_VERS], FREEBSD_12_2, [FreeBSD version])
428 freebsd_vers=$freebsd_12_2
435 AC_MSG_RESULT([FreeBSD 13.0 (${kernel})])
436 AC_DEFINE([FREEBSD_VERS], FREEBSD_13_0, [FreeBSD version])
437 freebsd_vers=$freebsd_13_0
440 AC_MSG_RESULT([FreeBSD 13.1 (${kernel})])
441 AC_DEFINE([FREEBSD_VERS], FREEBSD_13_1, [FreeBSD version])
442 freebsd_vers=$freebsd_13_1
445 AC_MSG_RESULT([FreeBSD 13.2 (${kernel})])
446 AC_DEFINE([FREEBSD_VERS], FREEBSD_13_2, [FreeBSD version])
447 freebsd_vers=$freebsd_13_2
450 AC_MSG_RESULT([unsupported (${kernel})])
451 AC_MSG_ERROR([Valgrind works on FreeBSD 10.x to 15.x])
456 AC_MSG_RESULT([FreeBSD 14.x (${kernel})])
457 AC_DEFINE([FREEBSD_VERS], FREEBSD_14, [FreeBSD version])
458 freebsd_vers=$freebsd_14
461 AC_MSG_RESULT([FreeBSD 15.x (${kernel})])
462 AC_DEFINE([FREEBSD_VERS], FREEBSD_15, [FreeBSD version])
463 freebsd_vers=$freebsd_15
466 AC_MSG_RESULT([unsupported (${kernel})])
467 AC_MSG_ERROR([Valgrind works on FreeBSD 10.x to 15.x])
471 DEFAULT_SUPP="$srcdir/freebsd.supp $srcdir/freebsd-helgrind.supp $srcdir/freebsd-drd.supp ${DEFAULT_SUPP}"
475 AC_MSG_RESULT([ok (${host_os})])
477 AC_DEFINE([DARWIN_10_5], 100500, [DARWIN_VERS value for Mac OS X 10.5])
478 AC_DEFINE([DARWIN_10_6], 100600, [DARWIN_VERS value for Mac OS X 10.6])
479 AC_DEFINE([DARWIN_10_7], 100700, [DARWIN_VERS value for Mac OS X 10.7])
480 AC_DEFINE([DARWIN_10_8], 100800, [DARWIN_VERS value for Mac OS X 10.8])
481 AC_DEFINE([DARWIN_10_9], 100900, [DARWIN_VERS value for Mac OS X 10.9])
482 AC_DEFINE([DARWIN_10_10], 101000, [DARWIN_VERS value for Mac OS X 10.10])
483 AC_DEFINE([DARWIN_10_11], 101100, [DARWIN_VERS value for Mac OS X 10.11])
484 AC_DEFINE([DARWIN_10_12], 101200, [DARWIN_VERS value for macOS 10.12])
485 AC_DEFINE([DARWIN_10_13], 101300, [DARWIN_VERS value for macOS 10.13])
487 AC_MSG_CHECKING([for the kernel version])
490 # Nb: for Darwin we set DEFAULT_SUPP here. That's because Darwin
491 # has only one relevant version, the OS version. The `uname` check
492 # is a good way to get that version (i.e. "Darwin 9.6.0" is Mac OS
493 # X 10.5.6, and "Darwin 10.x" is Mac OS X 10.6.x Snow Leopard,
494 # and possibly "Darwin 11.x" is Mac OS X 10.7.x Lion),
495 # and we don't know of an macros similar to __GLIBC__ to get that info.
497 # XXX: `uname -r` won't do the right thing for cross-compiles, but
498 # that's not a problem yet.
500 # jseward 21 Sept 2011: I seriously doubt whether V 3.7.0 will work
501 # on OS X 10.5.x; I haven't tested yet, and only plan to test 3.7.0
502 # on 10.6.8 and 10.7.1. Although tempted to delete the configure
503 # time support for 10.5 (the 9.* pattern just below), I'll leave it
504 # in for now, just in case anybody wants to give it a try. But I'm
505 # assuming that 3.7.0 is a Snow Leopard and Lion-only release.
508 AC_MSG_RESULT([Darwin 9.x (${kernel}) / Mac OS X 10.5 Leopard])
509 AC_DEFINE([DARWIN_VERS], DARWIN_10_5, [Darwin / Mac OS X version])
510 DEFAULT_SUPP="$srcdir/darwin9.supp ${DEFAULT_SUPP}"
511 DEFAULT_SUPP="$srcdir/darwin9-drd.supp ${DEFAULT_SUPP}"
514 AC_MSG_RESULT([Darwin 10.x (${kernel}) / Mac OS X 10.6 Snow Leopard])
515 AC_DEFINE([DARWIN_VERS], DARWIN_10_6, [Darwin / Mac OS X version])
516 DEFAULT_SUPP="$srcdir/darwin10.supp ${DEFAULT_SUPP}"
517 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
520 AC_MSG_RESULT([Darwin 11.x (${kernel}) / Mac OS X 10.7 Lion])
521 AC_DEFINE([DARWIN_VERS], DARWIN_10_7, [Darwin / Mac OS X version])
522 DEFAULT_SUPP="$srcdir/darwin11.supp ${DEFAULT_SUPP}"
523 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
526 AC_MSG_RESULT([Darwin 12.x (${kernel}) / Mac OS X 10.8 Mountain Lion])
527 AC_DEFINE([DARWIN_VERS], DARWIN_10_8, [Darwin / Mac OS X version])
528 DEFAULT_SUPP="$srcdir/darwin12.supp ${DEFAULT_SUPP}"
529 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
532 AC_MSG_RESULT([Darwin 13.x (${kernel}) / Mac OS X 10.9 Mavericks])
533 AC_DEFINE([DARWIN_VERS], DARWIN_10_9, [Darwin / Mac OS X version])
534 DEFAULT_SUPP="$srcdir/darwin13.supp ${DEFAULT_SUPP}"
535 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
538 AC_MSG_RESULT([Darwin 14.x (${kernel}) / Mac OS X 10.10 Yosemite])
539 AC_DEFINE([DARWIN_VERS], DARWIN_10_10, [Darwin / Mac OS X version])
540 DEFAULT_SUPP="$srcdir/darwin14.supp ${DEFAULT_SUPP}"
541 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
544 AC_MSG_RESULT([Darwin 15.x (${kernel}) / Mac OS X 10.11 El Capitan])
545 AC_DEFINE([DARWIN_VERS], DARWIN_10_11, [Darwin / Mac OS X version])
546 DEFAULT_SUPP="$srcdir/darwin15.supp ${DEFAULT_SUPP}"
547 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
550 AC_MSG_RESULT([Darwin 16.x (${kernel}) / macOS 10.12 Sierra])
551 AC_DEFINE([DARWIN_VERS], DARWIN_10_12, [Darwin / Mac OS X version])
552 DEFAULT_SUPP="$srcdir/darwin16.supp ${DEFAULT_SUPP}"
553 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
556 AC_MSG_RESULT([Darwin 17.x (${kernel}) / macOS 10.13 High Sierra])
557 AC_DEFINE([DARWIN_VERS], DARWIN_10_13, [Darwin / Mac OS X version])
558 DEFAULT_SUPP="$srcdir/darwin17.supp ${DEFAULT_SUPP}"
559 DEFAULT_SUPP="$srcdir/darwin10-drd.supp ${DEFAULT_SUPP}"
562 AC_MSG_RESULT([unsupported (${kernel})])
563 AC_MSG_ERROR([Valgrind works on Darwin 10.x, 11.x, 12.x, 13.x, 14.x, 15.x, 16.x and 17.x (Mac OS X 10.6/7/8/9/10/11 and macOS 10.12/13)])
569 AC_MSG_RESULT([ok (${host_os})])
572 uname_v=$( uname -v )
575 DEFAULT_SUPP="$srcdir/solaris12.supp ${DEFAULT_SUPP}"
578 DEFAULT_SUPP="$srcdir/solaris11.supp ${DEFAULT_SUPP}"
584 AC_MSG_RESULT([ok (${host_os})])
586 DEFAULT_SUPP="$srcdir/solaris12.supp ${DEFAULT_SUPP}"
590 AC_MSG_RESULT([no (${host_os})])
591 AC_MSG_ERROR([Valgrind is operating system specific. Sorry.])
595 #----------------------------------------------------------------------------
597 # If we are building on a 64 bit platform test to see if the system
598 # supports building 32 bit programs and disable 32 bit support if it
599 # does not support building 32 bit programs
601 case "$ARCH_MAX-$VGCONF_OS" in
602 amd64-linux|ppc64be-linux|arm64-linux|amd64-solaris)
603 AC_MSG_CHECKING([for 32 bit build support])
606 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
611 vg_cv_only64bit="yes"
614 CFLAGS=$safe_CFLAGS;;
616 AC_MSG_CHECKING([for 32 bit build support])
618 CFLAGS="$CFLAGS -mips32 -mabi=32"
619 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
620 #include <sys/prctl.h>
624 vg_cv_only64bit="yes"
627 CFLAGS=$safe_CFLAGS;;
630 if test x$vg_cv_only64bit = xyes -a x$vg_cv_only32bit = xyes; then
632 [--enable-only32bit was specified but system does not support 32 bit builds])
635 #----------------------------------------------------------------------------
637 # VGCONF_ARCH_PRI is the arch for the primary build target, eg. "amd64". By
638 # default it's the same as ARCH_MAX. But if, say, we do a build on an amd64
639 # machine, but --enable-only32bit has been requested, then ARCH_MAX (see
640 # above) will be "amd64" since that reflects the most that this cpu can do,
641 # but VGCONF_ARCH_PRI will be downgraded to "x86", since that reflects the
642 # arch corresponding to the primary build (VGCONF_PLATFORM_PRI_CAPS). It is
643 # passed in to compilation of many C files via -VGA_$(VGCONF_ARCH_PRI) and
644 # -VGP_$(VGCONF_ARCH_PRI)_$(VGCONF_OS).
645 AC_SUBST(VGCONF_ARCH_PRI)
647 # VGCONF_ARCH_SEC is the arch for the secondary build target, eg. "x86".
648 # It is passed in to compilation of many C files via -VGA_$(VGCONF_ARCH_SEC)
649 # and -VGP_$(VGCONF_ARCH_SEC)_$(VGCONF_OS), if there is a secondary target.
650 # It is empty if there is no secondary target.
651 AC_SUBST(VGCONF_ARCH_SEC)
653 # VGCONF_PLATFORM_PRI_CAPS is the primary build target, eg. "AMD64_LINUX".
654 # The entire system, including regression and performance tests, will be
655 # built for this target. The "_CAPS" indicates that the name is in capital
656 # letters, and it also uses '_' rather than '-' as a separator, because it's
657 # used to create various Makefile variables, which are all in caps by
658 # convention and cannot contain '-' characters. This is in contrast to
659 # VGCONF_ARCH_PRI and VGCONF_OS which are not in caps.
660 AC_SUBST(VGCONF_PLATFORM_PRI_CAPS)
662 # VGCONF_PLATFORM_SEC_CAPS is the secondary build target, if there is one.
663 # Valgrind and tools will also be built for this target, but not the
664 # regression or performance tests.
666 # By default, the primary arch is the same as the "max" arch, as commented
667 # above (at the definition of ARCH_MAX). We may choose to downgrade it in
668 # the big case statement just below here, in the case where we're building
669 # on a 64 bit machine but have been requested only to do a 32 bit build.
670 AC_SUBST(VGCONF_PLATFORM_SEC_CAPS)
672 AC_MSG_CHECKING([for a supported CPU/OS combination])
674 # NB. The load address for a given platform may be specified in more
675 # than one place, in some cases, depending on whether we're doing a biarch,
676 # 32-bit only or 64-bit only build. eg see case for amd64-linux below.
677 # Be careful to give consistent values in all subcases. Also, all four
678 # valt_load_addres_{pri,sec}_{norml,inner} values must always be set,
679 # even if it is to "0xUNSET".
681 case "$ARCH_MAX-$VGCONF_OS" in
683 VGCONF_ARCH_PRI="x86"
685 VGCONF_PLATFORM_PRI_CAPS="X86_LINUX"
686 VGCONF_PLATFORM_SEC_CAPS=""
687 valt_load_address_pri_norml="0x58000000"
688 valt_load_address_pri_inner="0x38000000"
689 valt_load_address_sec_norml="0xUNSET"
690 valt_load_address_sec_inner="0xUNSET"
691 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
694 valt_load_address_sec_norml="0xUNSET"
695 valt_load_address_sec_inner="0xUNSET"
696 if test x$vg_cv_only64bit = xyes; then
697 VGCONF_ARCH_PRI="amd64"
699 VGCONF_PLATFORM_PRI_CAPS="AMD64_LINUX"
700 VGCONF_PLATFORM_SEC_CAPS=""
701 valt_load_address_pri_norml="0x58000000"
702 valt_load_address_pri_inner="0x38000000"
703 elif test x$vg_cv_only32bit = xyes; then
704 VGCONF_ARCH_PRI="x86"
706 VGCONF_PLATFORM_PRI_CAPS="X86_LINUX"
707 VGCONF_PLATFORM_SEC_CAPS=""
708 valt_load_address_pri_norml="0x58000000"
709 valt_load_address_pri_inner="0x38000000"
711 VGCONF_ARCH_PRI="amd64"
712 VGCONF_ARCH_SEC="x86"
713 VGCONF_PLATFORM_PRI_CAPS="AMD64_LINUX"
714 VGCONF_PLATFORM_SEC_CAPS="X86_LINUX"
715 valt_load_address_pri_norml="0x58000000"
716 valt_load_address_pri_inner="0x38000000"
717 valt_load_address_sec_norml="0x58000000"
718 valt_load_address_sec_inner="0x38000000"
720 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
723 VGCONF_ARCH_PRI="ppc32"
725 VGCONF_PLATFORM_PRI_CAPS="PPC32_LINUX"
726 VGCONF_PLATFORM_SEC_CAPS=""
727 valt_load_address_pri_norml="0x58000000"
728 valt_load_address_pri_inner="0x38000000"
729 valt_load_address_sec_norml="0xUNSET"
730 valt_load_address_sec_inner="0xUNSET"
731 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
734 valt_load_address_sec_norml="0xUNSET"
735 valt_load_address_sec_inner="0xUNSET"
736 if test x$vg_cv_only64bit = xyes; then
737 VGCONF_ARCH_PRI="ppc64be"
739 VGCONF_PLATFORM_PRI_CAPS="PPC64BE_LINUX"
740 VGCONF_PLATFORM_SEC_CAPS=""
741 valt_load_address_pri_norml="0x58000000"
742 valt_load_address_pri_inner="0x38000000"
743 elif test x$vg_cv_only32bit = xyes; then
744 VGCONF_ARCH_PRI="ppc32"
746 VGCONF_PLATFORM_PRI_CAPS="PPC32_LINUX"
747 VGCONF_PLATFORM_SEC_CAPS=""
748 valt_load_address_pri_norml="0x58000000"
749 valt_load_address_pri_inner="0x38000000"
751 VGCONF_ARCH_PRI="ppc64be"
752 VGCONF_ARCH_SEC="ppc32"
753 VGCONF_PLATFORM_PRI_CAPS="PPC64BE_LINUX"
754 VGCONF_PLATFORM_SEC_CAPS="PPC32_LINUX"
755 valt_load_address_pri_norml="0x58000000"
756 valt_load_address_pri_inner="0x38000000"
757 valt_load_address_sec_norml="0x58000000"
758 valt_load_address_sec_inner="0x38000000"
760 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
763 # Little Endian is only supported on PPC64
764 valt_load_address_sec_norml="0xUNSET"
765 valt_load_address_sec_inner="0xUNSET"
766 VGCONF_ARCH_PRI="ppc64le"
768 VGCONF_PLATFORM_PRI_CAPS="PPC64LE_LINUX"
769 VGCONF_PLATFORM_SEC_CAPS=""
770 valt_load_address_pri_norml="0x58000000"
771 valt_load_address_pri_inner="0x38000000"
772 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
775 VGCONF_ARCH_PRI="x86"
777 VGCONF_PLATFORM_PRI_CAPS="X86_FREEBSD"
778 VGCONF_PLATFORM_SEC_CAPS=""
779 valt_load_address_pri_norml="0x38000000"
780 valt_load_address_pri_inner="0x28000000"
781 valt_load_address_sec_norml="0xUNSET"
782 valt_load_address_sec_inner="0xUNSET"
783 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
786 if test x$vg_cv_only64bit = xyes; then
787 VGCONF_ARCH_PRI="amd64"
789 VGCONF_PLATFORM_PRI_CAPS="AMD64_FREEBSD"
790 VGCONF_PLATFORM_SEC_CAPS=""
791 elif test x$vg_cv_only32bit = xyes; then
792 VGCONF_ARCH_PRI="x86"
794 VGCONF_PLATFORM_PRI_CAPS="X86_FREEBSD"
795 VGCONF_PLATFORM_SEC_CAPS=""
797 VGCONF_ARCH_PRI="amd64"
798 VGCONF_ARCH_SEC="x86"
799 VGCONF_PLATFORM_PRI_CAPS="AMD64_FREEBSD"
800 VGCONF_PLATFORM_SEC_CAPS="X86_FREEBSD"
802 # These work with either base clang or ports installed gcc
803 # Hand rolled compilers probably need INSTALL_DIR/lib (at least for gcc)
804 if test x$is_clang = xclang ; then
805 FLAG_32ON64="-B/usr/lib32"
807 GCC_MAJOR_VERSION=`${CC} -dumpversion | $SED 's/\..*//' 2>/dev/null`
808 FLAG_32ON64="-B/usr/local/lib32/gcc${GCC_MAJOR_VERSION} -Wl,-rpath,/usr/local/lib32/gcc${GCC_MAJOR_VERSION}/"
810 valt_load_address_pri_norml="0x38000000"
811 valt_load_address_pri_inner="0x28000000"
812 valt_load_address_sec_norml="0x38000000"
813 valt_load_address_sec_inner="0x28000000"
814 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
816 # Darwin gets identified as 32-bit even when it supports 64-bit.
817 # (Not sure why, possibly because 'uname' returns "i386"?) Just about
818 # all Macs support both 32-bit and 64-bit, so we just build both. If
819 # someone has a really old 32-bit only machine they can (hopefully?)
820 # build with --enable-only32bit. See bug 243362.
821 x86-darwin|amd64-darwin)
823 valt_load_address_sec_norml="0xUNSET"
824 valt_load_address_sec_inner="0xUNSET"
825 if test x$vg_cv_only64bit = xyes; then
826 VGCONF_ARCH_PRI="amd64"
828 VGCONF_PLATFORM_PRI_CAPS="AMD64_DARWIN"
829 VGCONF_PLATFORM_SEC_CAPS=""
830 valt_load_address_pri_norml="0x158000000"
831 valt_load_address_pri_inner="0x138000000"
832 elif test x$vg_cv_only32bit = xyes; then
833 VGCONF_ARCH_PRI="x86"
835 VGCONF_PLATFORM_PRI_CAPS="X86_DARWIN"
836 VGCONF_PLATFORM_SEC_CAPS=""
837 VGCONF_ARCH_PRI_CAPS="x86"
838 valt_load_address_pri_norml="0x58000000"
839 valt_load_address_pri_inner="0x38000000"
841 VGCONF_ARCH_PRI="amd64"
842 VGCONF_ARCH_SEC="x86"
843 VGCONF_PLATFORM_PRI_CAPS="AMD64_DARWIN"
844 VGCONF_PLATFORM_SEC_CAPS="X86_DARWIN"
845 valt_load_address_pri_norml="0x158000000"
846 valt_load_address_pri_inner="0x138000000"
847 valt_load_address_sec_norml="0x58000000"
848 valt_load_address_sec_inner="0x38000000"
850 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
853 VGCONF_ARCH_PRI="arm"
854 VGCONF_PLATFORM_PRI_CAPS="ARM_LINUX"
855 VGCONF_PLATFORM_SEC_CAPS=""
856 valt_load_address_pri_norml="0x58000000"
857 valt_load_address_pri_inner="0x38000000"
858 valt_load_address_sec_norml="0xUNSET"
859 valt_load_address_sec_inner="0xUNSET"
860 AC_MSG_RESULT([ok (${host_cpu}-${host_os})])
863 valt_load_address_sec_norml="0xUNSET"
864 valt_load_address_sec_inner="0xUNSET"
865 if test x$vg_cv_only64bit = xyes; then
866 VGCONF_ARCH_PRI="arm64"
868 VGCONF_PLATFORM_PRI_CAPS="ARM64_LINUX"
869 VGCONF_PLATFORM_SEC_CAPS=""
870 valt_load_address_pri_norml="0x58000000"
871 valt_load_address_pri_inner="0x38000000"
872 elif test x$vg_cv_only32bit = xyes; then
873 VGCONF_ARCH_PRI="arm"
875 VGCONF_PLATFORM_PRI_CAPS="ARM_LINUX"
876 VGCONF_PLATFORM_SEC_CAPS=""
877 valt_load_address_pri_norml="0x58000000"
878 valt_load_address_pri_inner="0x38000000"
880 VGCONF_ARCH_PRI="arm64"
881 VGCONF_ARCH_SEC="arm"
882 VGCONF_PLATFORM_PRI_CAPS="ARM64_LINUX"
883 VGCONF_PLATFORM_SEC_CAPS="ARM_LINUX"
884 valt_load_address_pri_norml="0x58000000"
885 valt_load_address_pri_inner="0x38000000"
886 valt_load_address_sec_norml="0x58000000"
887 valt_load_address_sec_inner="0x38000000"
889 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
892 VGCONF_ARCH_PRI="s390x"
894 VGCONF_PLATFORM_PRI_CAPS="S390X_LINUX"
895 VGCONF_PLATFORM_SEC_CAPS=""
896 # To improve branch prediction hit rate we want to have
897 # the generated code close to valgrind (host) code
898 valt_load_address_pri_norml="0x800000000"
899 valt_load_address_pri_inner="0x810000000"
900 valt_load_address_sec_norml="0xUNSET"
901 valt_load_address_sec_inner="0xUNSET"
902 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
905 VGCONF_ARCH_PRI="mips32"
907 VGCONF_PLATFORM_PRI_CAPS="MIPS32_LINUX"
908 VGCONF_PLATFORM_SEC_CAPS=""
909 valt_load_address_pri_norml="0x58000000"
910 valt_load_address_pri_inner="0x38000000"
911 valt_load_address_sec_norml="0xUNSET"
912 valt_load_address_sec_inner="0xUNSET"
913 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
916 valt_load_address_sec_norml="0xUNSET"
917 valt_load_address_sec_inner="0xUNSET"
918 if test x$vg_cv_only64bit = xyes; then
919 VGCONF_ARCH_PRI="mips64"
920 VGCONF_PLATFORM_SEC_CAPS=""
921 VGCONF_PLATFORM_PRI_CAPS="MIPS64_LINUX"
922 VGCONF_PLATFORM_SEC_CAPS=""
923 valt_load_address_pri_norml="0x58000000"
924 valt_load_address_pri_inner="0x38000000"
925 elif test x$vg_cv_only32bit = xyes; then
926 VGCONF_ARCH_PRI="mips32"
928 VGCONF_PLATFORM_PRI_CAPS="MIPS32_LINUX"
929 VGCONF_PLATFORM_SEC_CAPS=""
930 valt_load_address_pri_norml="0x58000000"
931 valt_load_address_pri_inner="0x38000000"
933 VGCONF_ARCH_PRI="mips64"
934 VGCONF_ARCH_SEC="mips32"
935 VGCONF_PLATFORM_PRI_CAPS="MIPS64_LINUX"
936 VGCONF_PLATFORM_SEC_CAPS="MIPS32_LINUX"
937 valt_load_address_pri_norml="0x58000000"
938 valt_load_address_pri_inner="0x38000000"
939 valt_load_address_sec_norml="0x58000000"
940 valt_load_address_sec_inner="0x38000000"
942 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
945 VGCONF_ARCH_PRI="nanomips"
947 VGCONF_PLATFORM_PRI_CAPS="NANOMIPS_LINUX"
948 VGCONF_PLATFORM_SEC_CAPS=""
949 valt_load_address_pri_norml="0x58000000"
950 valt_load_address_pri_inner="0x38000000"
951 valt_load_address_sec_norml="0xUNSET"
952 valt_load_address_sec_inner="0xUNSET"
953 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
956 VGCONF_ARCH_PRI="x86"
958 VGCONF_PLATFORM_PRI_CAPS="X86_SOLARIS"
959 VGCONF_PLATFORM_SEC_CAPS=""
960 valt_load_address_pri_norml="0x58000000"
961 valt_load_address_pri_inner="0x38000000"
962 valt_load_address_sec_norml="0xUNSET"
963 valt_load_address_sec_inner="0xUNSET"
964 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
967 valt_load_address_sec_norml="0xUNSET"
968 valt_load_address_sec_inner="0xUNSET"
969 if test x$vg_cv_only64bit = xyes; then
970 VGCONF_ARCH_PRI="amd64"
972 VGCONF_PLATFORM_PRI_CAPS="AMD64_SOLARIS"
973 VGCONF_PLATFORM_SEC_CAPS=""
974 valt_load_address_pri_norml="0x58000000"
975 valt_load_address_pri_inner="0x38000000"
976 elif test x$vg_cv_only32bit = xyes; then
977 VGCONF_ARCH_PRI="x86"
979 VGCONF_PLATFORM_PRI_CAPS="X86_SOLARIS"
980 VGCONF_PLATFORM_SEC_CAPS=""
981 valt_load_address_pri_norml="0x58000000"
982 valt_load_address_pri_inner="0x38000000"
984 VGCONF_ARCH_PRI="amd64"
985 VGCONF_ARCH_SEC="x86"
986 VGCONF_PLATFORM_PRI_CAPS="AMD64_SOLARIS"
987 VGCONF_PLATFORM_SEC_CAPS="X86_SOLARIS"
988 valt_load_address_pri_norml="0x58000000"
989 valt_load_address_pri_inner="0x38000000"
990 valt_load_address_sec_norml="0x58000000"
991 valt_load_address_sec_inner="0x38000000"
993 AC_MSG_RESULT([ok (${ARCH_MAX}-${VGCONF_OS})])
996 VGCONF_ARCH_PRI="unknown"
997 VGCONF_ARCH_SEC="unknown"
998 VGCONF_PLATFORM_PRI_CAPS="UNKNOWN"
999 VGCONF_PLATFORM_SEC_CAPS="UNKNOWN"
1000 valt_load_address_pri_norml="0xUNSET"
1001 valt_load_address_pri_inner="0xUNSET"
1002 valt_load_address_sec_norml="0xUNSET"
1003 valt_load_address_sec_inner="0xUNSET"
1004 AC_MSG_RESULT([no (${ARCH_MAX}-${VGCONF_OS})])
1005 AC_MSG_ERROR([Valgrind is platform specific. Sorry. Please consider doing a port.])
1009 #----------------------------------------------------------------------------
1011 # Set up VGCONF_ARCHS_INCLUDE_<arch>. Either one or two of these become
1013 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_X86,
1014 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
1015 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX \
1016 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_FREEBSD \
1017 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_FREEBSD \
1018 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
1019 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN \
1020 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
1021 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS )
1022 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_AMD64,
1023 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
1024 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_FREEBSD \
1025 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN \
1026 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS )
1027 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_PPC32,
1028 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
1029 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX )
1030 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_PPC64,
1031 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX \
1032 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX )
1033 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_ARM,
1034 test x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
1035 -o x$VGCONF_PLATFORM_SEC_CAPS = xARM_LINUX )
1036 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_ARM64,
1037 test x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX )
1038 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_S390X,
1039 test x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX )
1040 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_MIPS32,
1041 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
1042 -o x$VGCONF_PLATFORM_SEC_CAPS = xMIPS32_LINUX )
1043 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_MIPS64,
1044 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX )
1045 AM_CONDITIONAL(VGCONF_ARCHS_INCLUDE_NANOMIPS,
1046 test x$VGCONF_PLATFORM_PRI_CAPS = xNANOMIPS_LINUX )
1048 # Set up VGCONF_PLATFORMS_INCLUDE_<platform>. Either one or two of these
1050 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_LINUX,
1051 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
1052 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX)
1053 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_LINUX,
1054 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX)
1055 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC32_LINUX,
1056 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
1057 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX)
1058 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC64BE_LINUX,
1059 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX)
1060 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_PPC64LE_LINUX,
1061 test x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX)
1062 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_ARM_LINUX,
1063 test x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
1064 -o x$VGCONF_PLATFORM_SEC_CAPS = xARM_LINUX)
1065 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_ARM64_LINUX,
1066 test x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX)
1067 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_S390X_LINUX,
1068 test x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX \
1069 -o x$VGCONF_PLATFORM_SEC_CAPS = xS390X_LINUX)
1070 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_MIPS32_LINUX,
1071 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
1072 -o x$VGCONF_PLATFORM_SEC_CAPS = xMIPS32_LINUX)
1073 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_MIPS64_LINUX,
1074 test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX)
1075 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_NANOMIPS_LINUX,
1076 test x$VGCONF_PLATFORM_PRI_CAPS = xNANOMIPS_LINUX)
1077 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_FREEBSD,
1078 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_FREEBSD \
1079 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_FREEBSD)
1080 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_FREEBSD,
1081 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_FREEBSD)
1082 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_DARWIN,
1083 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
1084 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN)
1085 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_DARWIN,
1086 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN)
1087 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_X86_SOLARIS,
1088 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
1089 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS)
1090 AM_CONDITIONAL(VGCONF_PLATFORMS_INCLUDE_AMD64_SOLARIS,
1091 test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS)
1094 # Similarly, set up VGCONF_OS_IS_<os>. Exactly one of these becomes defined.
1095 # Relies on the assumption that the primary and secondary targets are
1096 # for the same OS, so therefore only necessary to test the primary.
1097 AM_CONDITIONAL(VGCONF_OS_IS_LINUX,
1098 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
1099 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
1100 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
1101 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64BE_LINUX \
1102 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64LE_LINUX \
1103 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
1104 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX \
1105 -o x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX \
1106 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
1107 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX \
1108 -o x$VGCONF_PLATFORM_PRI_CAPS = xNANOMIPS_LINUX)
1109 AM_CONDITIONAL(VGCONF_OS_IS_FREEBSD,
1110 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_FREEBSD \
1111 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_FREEBSD)
1112 AM_CONDITIONAL(VGCONF_OS_IS_DARWIN,
1113 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
1114 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN)
1115 AM_CONDITIONAL(VGCONF_OS_IS_SOLARIS,
1116 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
1117 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS)
1118 AM_CONDITIONAL(VGCONF_OS_IS_DARWIN_OR_FREEBSD,
1119 test x$VGCONF_PLATFORM_PRI_CAPS = xX86_FREEBSD \
1120 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_FREEBSD \
1121 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN \
1122 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN)
1125 # Sometimes, in the Makefile.am files, it's useful to know whether or not
1126 # there is a secondary target.
1127 AM_CONDITIONAL(VGCONF_HAVE_PLATFORM_SEC,
1128 test x$VGCONF_PLATFORM_SEC_CAPS != x)
1130 dnl automake-1.10 does not have AM_COND_IF (added in 1.11), so we supply a
1131 dnl fallback definition
1132 dnl The macro is courtesy of Dave Hart:
1133 dnl https://lists.gnu.org/archive/html/automake/2010-12/msg00045.html
1134 m4_ifndef([AM_COND_IF], [AC_DEFUN([AM_COND_IF], [
1135 if test -z "$$1_TRUE"; then :
1144 #----------------------------------------------------------------------------
1146 #----------------------------------------------------------------------------
1148 # Check if this should be built as an inner Valgrind, to be run within
1149 # another Valgrind. Choose the load address accordingly.
1150 AC_SUBST(VALT_LOAD_ADDRESS_PRI)
1151 AC_SUBST(VALT_LOAD_ADDRESS_SEC)
1152 AC_CACHE_CHECK([for use as an inner Valgrind], vg_cv_inner,
1153 [AC_ARG_ENABLE(inner,
1154 [ --enable-inner enables self-hosting],
1155 [vg_cv_inner=$enableval],
1157 if test "$vg_cv_inner" = yes; then
1158 AC_DEFINE([ENABLE_INNER], 1, [configured to run as an inner Valgrind])
1159 VALT_LOAD_ADDRESS_PRI=$valt_load_address_pri_inner
1160 VALT_LOAD_ADDRESS_SEC=$valt_load_address_sec_inner
1162 VALT_LOAD_ADDRESS_PRI=$valt_load_address_pri_norml
1163 VALT_LOAD_ADDRESS_SEC=$valt_load_address_sec_norml
1166 #----------------------------------------------------------------------------
1167 # Undefined behaviour sanitiser
1168 #----------------------------------------------------------------------------
1169 # Check whether we should build with the undefined beahviour sanitiser.
1171 AC_CACHE_CHECK([for using the undefined behaviour sanitiser], vg_cv_ubsan,
1172 [AC_ARG_ENABLE(ubsan,
1173 [ --enable-ubsan enables the undefined behaviour sanitiser],
1174 [vg_cv_ubsan=$enableval],
1177 #----------------------------------------------------------------------------
1178 # Extra fine-tuning of installation directories
1179 #----------------------------------------------------------------------------
1181 [ --with-tmpdir=PATH Specify path for temporary files],
1184 AC_DEFINE_UNQUOTED(VG_TMPDIR, "$tmpdir", [Temporary files directory])
1185 AC_SUBST(VG_TMPDIR, [$tmpdir])
1187 #----------------------------------------------------------------------------
1189 #----------------------------------------------------------------------------
1190 AM_COND_IF([VGCONF_OS_IS_DARWIN],
1191 [AC_CHECK_PROG([XCRUN], [xcrun], [yes], [no])
1192 AC_MSG_CHECKING([for xcode sdk include path])
1193 AC_ARG_WITH(xcodedir,
1194 [ --with-xcode-path=PATH Specify path for xcode sdk includes],
1195 [xcodedir="$withval"],
1197 if test "x$XCRUN" != "xno" -a ! -d /usr/include; then
1198 xcrundir=`xcrun --sdk macosx --show-sdk-path`
1199 if test -z "$xcrundir"; then
1200 xcodedir="/usr/include"
1202 xcodedir="$xcrundir/usr/include"
1205 xcodedir="/usr/include"
1208 AC_MSG_RESULT([$xcodedir])
1209 AC_DEFINE_UNQUOTED(XCODE_DIR, "$xcodedir", [xcode sdk include directory])
1210 AC_SUBST(XCODE_DIR, [$xcodedir])])
1212 #----------------------------------------------------------------------------
1213 # Where to install gdb scripts, defaults to VG_LIBDIR (pkglibexecdir)
1214 #----------------------------------------------------------------------------
1215 AC_MSG_CHECKING([where gdb scripts are installed])
1216 AC_ARG_WITH(gdbscripts-dir,
1217 [ --with-gdbscripts-dir=PATH Specify path to install gdb scripts],
1218 [gdbscriptsdir=${withval}],
1219 [gdbscriptsdir=${libexecdir}/valgrind])
1220 AC_MSG_RESULT([$gdbscriptsdir])
1221 if test "x$gdbscriptsdir" != "xno"; then
1222 AC_SUBST(VG_GDBSCRIPTS_DIR, [$gdbscriptsdir])
1223 AM_CONDITIONAL(GDBSCRIPTS, true)
1225 AC_SUBST(VG_GDBSCRIPTS_DIR, [])
1226 AM_CONDITIONAL(GDBSCRIPTS, false)
1229 #----------------------------------------------------------------------------
1230 # Libc and suppressions
1231 #----------------------------------------------------------------------------
1232 # This variable will collect the suppression files to be used.
1233 AC_SUBST(DEFAULT_SUPP)
1235 AC_CHECK_HEADER([features.h])
1237 if test x$ac_cv_header_features_h = xyes; then
1238 AC_DEFINE([HAVE_HEADER_FEATURES_H], 1,
1239 [Define to 1 if you have the `features.h' header.])
1240 rm -f conftest.$ac_ext
1241 cat <<_ACEOF >conftest.$ac_ext
1242 #include <features.h>
1243 #if defined(__GNU_LIBRARY__) && defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1244 glibc version is: __GLIBC__ __GLIBC_MINOR__
1247 GLIBC_VERSION="`$CPP -P conftest.$ac_ext | $SED -n 's/^glibc version is: //p' | $SED 's/ /./g'`"
1250 # not really a version check
1251 AC_EGREP_CPP([DARWIN_LIBC], [
1252 #include <sys/cdefs.h>
1253 #if defined(__DARWIN_VERS_1050)
1257 GLIBC_VERSION="darwin")
1259 AC_EGREP_CPP([FREEBSD_LIBC], [
1260 #include <sys/cdefs.h>
1261 #if defined(__FreeBSD__)
1265 GLIBC_VERSION="freebsd")
1267 # not really a version check
1268 AC_EGREP_CPP([BIONIC_LIBC], [
1269 #if defined(__ANDROID__)
1273 GLIBC_VERSION="bionic")
1275 # there is only one version of libc on Solaris
1276 if test x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS \
1277 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_SOLARIS; then
1278 GLIBC_VERSION="solaris"
1281 # GLIBC_VERSION is empty if a musl libc is used, so use the toolchain tuple
1283 if test x$GLIBC_VERSION = x; then
1284 if $CC -dumpmachine | grep -q musl; then
1289 # If this is glibc then figure out the generic (in file) libc.so and
1290 # libpthread.so file paths to use in suppressions. Before 2.34 libpthread
1291 # was a separate library, afterwards it was merged into libc.so and
1292 # the library is called libc.so.6 (before it was libc-2.[0-9]+.so).
1293 # Use this fact to set GLIBC_LIBC_PATH and GLIBC_LIBPTHREAD_PATH.
1294 case ${GLIBC_VERSION} in
1296 AC_MSG_CHECKING([whether pthread_create needs libpthread])
1297 AC_LINK_IFELSE([AC_LANG_CALL([], [pthread_create])],
1300 GLIBC_LIBC_PATH="*/lib*/libc.so.6"
1301 GLIBC_LIBPTHREAD_PATH="$GLIBC_LIBC_PATH"
1303 AC_MSG_RESULT([yes])
1304 GLIBC_LIBC_PATH="*/lib*/libc-2.*so*"
1305 GLIBC_LIBPTHREAD_PATH="*/lib*/libpthread-2.*so*"
1309 AC_MSG_CHECKING([not glibc...])
1310 AC_MSG_RESULT([${GLIBC_VERSION}])
1314 AC_MSG_CHECKING([the glibc version])
1316 case "${GLIBC_VERSION}" in
1318 AC_MSG_RESULT(${GLIBC_VERSION} family)
1319 DEFAULT_SUPP="$srcdir/glibc-2.2.supp ${DEFAULT_SUPP}"
1320 DEFAULT_SUPP="$srcdir/glibc-2.2-LinuxThreads-helgrind.supp ${DEFAULT_SUPP}"
1321 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1324 AC_MSG_RESULT(${GLIBC_VERSION} family)
1325 DEFAULT_SUPP="$srcdir/glibc-${GLIBC_VERSION}.supp ${DEFAULT_SUPP}"
1326 DEFAULT_SUPP="glibc-2.X-helgrind.supp ${DEFAULT_SUPP}"
1327 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1330 AC_MSG_RESULT(${GLIBC_VERSION} family)
1331 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1332 DEFAULT_SUPP="glibc-2.X-helgrind.supp ${DEFAULT_SUPP}"
1333 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1336 AC_MSG_RESULT(${GLIBC_VERSION} family)
1337 AC_DEFINE([GLIBC_MANDATORY_STRLEN_REDIRECT], 1,
1338 [Define to 1 if strlen() has been optimized heavily (amd64 glibc >= 2.10)])
1339 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1340 DEFAULT_SUPP="glibc-2.X-helgrind.supp ${DEFAULT_SUPP}"
1341 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1344 AC_MSG_RESULT(${GLIBC_VERSION} family)
1345 AC_DEFINE([GLIBC_MANDATORY_STRLEN_REDIRECT], 1,
1346 [Define to 1 if strlen() has been optimized heavily (amd64 glibc >= 2.10)])
1347 AC_DEFINE([GLIBC_MANDATORY_INDEX_AND_STRLEN_REDIRECT], 1,
1348 [Define to 1 if index() and strlen() have been optimized heavily (x86 glibc >= 2.12)])
1349 DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
1350 DEFAULT_SUPP="glibc-2.X-helgrind.supp ${DEFAULT_SUPP}"
1351 DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
1354 AC_MSG_RESULT(Darwin)
1355 AC_DEFINE([DARWIN_LIBC], 1, [Define to 1 if you're using Darwin])
1356 # DEFAULT_SUPP set by kernel version check above.
1359 AC_MSG_RESULT(FreeBSD)
1360 AC_DEFINE([FREEBSD_LIBC], 1, [Define to 1 if you're using FreeBSD])
1361 # DEFAULT_SUPP set by kernel version check above.
1364 AC_MSG_RESULT(Bionic)
1365 AC_DEFINE([BIONIC_LIBC], 1, [Define to 1 if you're using Bionic])
1366 DEFAULT_SUPP="$srcdir/bionic.supp ${DEFAULT_SUPP}"
1369 AC_MSG_RESULT(Solaris)
1370 # DEFAULT_SUPP set in host_os switch-case above.
1371 # No other suppression file is used.
1375 AC_DEFINE([MUSL_LIBC], 1, [Define to 1 if you're using Musl libc])
1376 DEFAULT_SUPP="$srcdir/musl.supp ${DEFAULT_SUPP}"
1379 AC_MSG_RESULT([unsupported version ${GLIBC_VERSION}])
1380 AC_MSG_ERROR([Valgrind requires glibc version 2.2 or later, uClibc,])
1381 AC_MSG_ERROR([musl libc, Darwin libc, Bionic libc or Solaris libc])
1385 AC_SUBST(GLIBC_VERSION)
1386 AC_SUBST(GLIBC_LIBC_PATH)
1387 AC_SUBST(GLIBC_LIBPTHREAD_PATH)
1390 if test "$VGCONF_OS" != "solaris"; then
1391 # Add default suppressions for the X client libraries. Make no
1392 # attempt to detect whether such libraries are installed on the
1393 # build machine (or even if any X facilities are present); just
1394 # add the suppressions antidisirregardless.
1395 DEFAULT_SUPP="$srcdir/xfree-4.supp ${DEFAULT_SUPP}"
1396 DEFAULT_SUPP="$srcdir/xfree-3.supp ${DEFAULT_SUPP}"
1400 #----------------------------------------------------------------------------
1401 # Platform variants?
1402 #----------------------------------------------------------------------------
1404 # Normally the PLAT = (ARCH, OS) characterisation of the platform is enough.
1405 # But there are times where we need a bit more control. The motivating
1406 # and currently only case is Android: this is almost identical to
1407 # {x86,arm,mips}-linux, but not quite. So this introduces the concept of
1408 # platform variant tags, which get passed in the compile as
1409 # -DVGPV_<arch>_<os>_<variant> along with the main -DVGP_<arch>_<os> definition.
1411 # In almost all cases, the <variant> bit is "vanilla". But for Android
1412 # it is "android" instead.
1414 # Consequently (eg), plain arm-linux would build with
1416 # -DVGP_arm_linux -DVGPV_arm_linux_vanilla
1418 # whilst an Android build would have
1420 # -DVGP_arm_linux -DVGPV_arm_linux_android
1422 # Same for x86. The setup of the platform variant is pushed relatively far
1423 # down this file in order that we can inspect any of the variables set above.
1425 # In the normal case ..
1426 VGCONF_PLATVARIANT="vanilla"
1429 if test "$GLIBC_VERSION" = "bionic";
1431 VGCONF_PLATVARIANT="android"
1434 AC_SUBST(VGCONF_PLATVARIANT)
1437 # FIXME: do we also want to define automake variables
1438 # VGCONF_PLATVARIANT_IS_<WHATEVER>, where WHATEVER is (currently)
1439 # VANILLA or ANDROID ? This would be in the style of VGCONF_ARCHS_INCLUDE,
1440 # VGCONF_PLATFORMS_INCLUDE and VGCONF_OS_IS above? Could easily enough
1441 # do that. Problem is that we can't do and-ing in Makefile.am's, but
1442 # that's what we'd need to do to use this, since what we'd want to write
1445 # VGCONF_PLATFORMS_INCLUDE_ARM_LINUX && VGCONF_PLATVARIANT_IS_ANDROID
1447 # Hmm. Can't think of a nice clean solution to this.
1449 AM_CONDITIONAL(VGCONF_PLATVARIANT_IS_VANILLA,
1450 test x$VGCONF_PLATVARIANT = xvanilla)
1451 AM_CONDITIONAL(VGCONF_PLATVARIANT_IS_ANDROID,
1452 test x$VGCONF_PLATVARIANT = xandroid)
1455 #----------------------------------------------------------------------------
1456 # Checking for various library functions and other definitions
1457 #----------------------------------------------------------------------------
1459 # Check for AT_FDCWD
1461 AC_MSG_CHECKING([for AT_FDCWD])
1462 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1469 ac_have_at_fdcwd=yes
1470 AC_MSG_RESULT([yes])
1476 AM_CONDITIONAL([HAVE_AT_FDCWD], [test x$ac_have_at_fdcwd = xyes])
1478 # Check for stpncpy function definition in string.h
1479 # This explicitly checks with _GNU_SOURCE defined since that is also
1480 # used in the test case (some systems might define it without anyway
1481 # since stpncpy is part of The Open Group Base Specifications Issue 7
1482 # IEEE Std 1003.1-2008.
1483 AC_MSG_CHECKING([for stpncpy])
1484 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1491 char *r = stpncpy(d, s, n);
1493 ac_have_gnu_stpncpy=yes
1494 AC_MSG_RESULT([yes])
1496 ac_have_gnu_stpncpy=no
1500 AM_CONDITIONAL([HAVE_GNU_STPNCPY], [test x$ac_have_gnu_stpncpy = xyes])
1502 # Check for PTRACE_GETREGS
1504 AC_MSG_CHECKING([for PTRACE_GETREGS])
1505 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1508 #include <sys/ptrace.h>
1509 #include <sys/user.h>
1512 long res = ptrace (PTRACE_GETREGS, 0, p, p);
1514 AC_MSG_RESULT([yes])
1515 AC_DEFINE([HAVE_PTRACE_GETREGS], 1,
1516 [Define to 1 if you have the `PTRACE_GETREGS' ptrace request.])
1522 # Check for CLOCK_MONOTONIC
1524 AC_MSG_CHECKING([for CLOCK_MONOTONIC])
1526 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1530 clock_gettime(CLOCK_MONOTONIC, &t);
1533 AC_MSG_RESULT([yes])
1534 AC_DEFINE([HAVE_CLOCK_MONOTONIC], 1,
1535 [Define to 1 if you have the `CLOCK_MONOTONIC' constant.])
1541 # Check for ELF32/64_CHDR
1543 AC_CHECK_TYPES([Elf32_Chdr, Elf64_Chdr], [], [], [[#include <elf.h>]])
1546 # Check for PTHREAD_RWLOCK_T
1548 AC_MSG_CHECKING([for pthread_rwlock_t])
1550 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1552 #include <pthread.h>
1554 pthread_rwlock_t rwl;
1556 AC_MSG_RESULT([yes])
1557 AC_DEFINE([HAVE_PTHREAD_RWLOCK_T], 1,
1558 [Define to 1 if you have the `pthread_rwlock_t' type.])
1563 # Check for CLOCKID_T
1565 AC_MSG_CHECKING([for clockid_t])
1567 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1572 AC_MSG_RESULT([yes])
1573 AC_DEFINE([HAVE_CLOCKID_T], 1,
1574 [Define to 1 if you have the `clockid_t' type.])
1579 # Check for PTHREAD_MUTEX_ADAPTIVE_NP
1581 AC_MSG_CHECKING([for PTHREAD_MUTEX_ADAPTIVE_NP])
1583 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1585 #include <pthread.h>
1587 return (PTHREAD_MUTEX_ADAPTIVE_NP);
1589 AC_MSG_RESULT([yes])
1590 AC_DEFINE([HAVE_PTHREAD_MUTEX_ADAPTIVE_NP], 1,
1591 [Define to 1 if you have the `PTHREAD_MUTEX_ADAPTIVE_NP' constant.])
1597 # Check for PTHREAD_MUTEX_ERRORCHECK_NP
1599 AC_MSG_CHECKING([for PTHREAD_MUTEX_ERRORCHECK_NP])
1601 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1603 #include <pthread.h>
1605 return (PTHREAD_MUTEX_ERRORCHECK_NP);
1607 AC_MSG_RESULT([yes])
1608 AC_DEFINE([HAVE_PTHREAD_MUTEX_ERRORCHECK_NP], 1,
1609 [Define to 1 if you have the `PTHREAD_MUTEX_ERRORCHECK_NP' constant.])
1615 # Check for PTHREAD_MUTEX_RECURSIVE_NP
1617 AC_MSG_CHECKING([for PTHREAD_MUTEX_RECURSIVE_NP])
1619 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1621 #include <pthread.h>
1623 return (PTHREAD_MUTEX_RECURSIVE_NP);
1625 AC_MSG_RESULT([yes])
1626 AC_DEFINE([HAVE_PTHREAD_MUTEX_RECURSIVE_NP], 1,
1627 [Define to 1 if you have the `PTHREAD_MUTEX_RECURSIVE_NP' constant.])
1633 # Check for PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
1635 AC_MSG_CHECKING([for PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP])
1637 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1639 #include <pthread.h>
1641 pthread_mutex_t m = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
1644 AC_MSG_RESULT([yes])
1645 AC_DEFINE([HAVE_PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP], 1,
1646 [Define to 1 if you have the `PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP' constant.])
1652 # Check whether pthread_mutex_t has a member called __m_kind.
1654 AC_CHECK_MEMBER([pthread_mutex_t.__m_kind],
1655 [AC_DEFINE([HAVE_PTHREAD_MUTEX_T__M_KIND],
1657 [Define to 1 if pthread_mutex_t has a member called __m_kind.])
1660 [#include <pthread.h>])
1663 # Check whether pthread_mutex_t has a member called __data.__kind.
1665 AC_CHECK_MEMBER([pthread_mutex_t.__data.__kind],
1666 [AC_DEFINE([HAVE_PTHREAD_MUTEX_T__DATA__KIND],
1668 [Define to 1 if pthread_mutex_t has a member __data.__kind.])
1671 [#include <pthread.h>])
1673 # Convenience function. Set flags based on the existing HWCAP entries.
1674 # The AT_HWCAP entries are generated by glibc, and are based on
1675 # functions supported by the hardware/system/libc.
1676 # Subsequent support for whether the capability will actually be utilized
1677 # will also be checked against the compiler capabilities.
1679 # AC_HWCAP_CONTAINS_FLAG[hwcap_string_to_match],[VARIABLE_TO_SET]
1680 AC_DEFUN([AC_HWCAP_CONTAINS_FLAG],[
1682 AC_MSG_CHECKING([if AT_HWCAP contains the $AUXV_CHECK_FOR indicator])
1683 if env LD_SHOW_AUXV=1 true | grep ^AT_HWCAP | grep -q -w ${AUXV_CHECK_FOR}
1685 AC_MSG_RESULT([yes])
1686 AC_SUBST([$2],[yes])
1693 # gather hardware capabilities. (hardware/kernel/libc)
1694 AC_HWCAP_CONTAINS_FLAG([altivec],[HWCAP_HAS_ALTIVEC])
1695 AC_HWCAP_CONTAINS_FLAG([vsx],[HWCAP_HAS_VSX])
1696 AC_HWCAP_CONTAINS_FLAG([dfp],[HWCAP_HAS_DFP])
1697 AC_HWCAP_CONTAINS_FLAG([arch_2_05],[HWCAP_HAS_ISA_2_05])
1698 AC_HWCAP_CONTAINS_FLAG([arch_2_06],[HWCAP_HAS_ISA_2_06])
1699 AC_HWCAP_CONTAINS_FLAG([arch_2_07],[HWCAP_HAS_ISA_2_07])
1700 AC_HWCAP_CONTAINS_FLAG([arch_3_00],[HWCAP_HAS_ISA_3_00])
1701 AC_HWCAP_CONTAINS_FLAG([arch_3_1],[HWCAP_HAS_ISA_3_1])
1702 AC_HWCAP_CONTAINS_FLAG([htm],[HWCAP_HAS_HTM])
1703 AC_HWCAP_CONTAINS_FLAG([mma],[HWCAP_HAS_MMA])
1706 AM_CONDITIONAL(HAS_ISA_2_05, [test x$HWCAP_HAS_ISA_2_05 = xyes])
1707 AM_CONDITIONAL(HAS_ISA_2_06, [test x$HWCAP_HAS_ISA_2_06 = xyes])
1708 # compiler support for isa 2.07 level instructions
1709 AC_MSG_CHECKING([that assembler knows ISA 2.07 instructions ])
1710 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1712 __asm__ __volatile__("mtvsrd 1,2 ");
1714 ac_asm_have_isa_2_07=yes
1715 AC_MSG_RESULT([yes])
1717 ac_asm_have_isa_2_07=no
1720 AM_CONDITIONAL(HAS_ISA_2_07, [test x$ac_asm_have_isa_2_07 = xyes \
1721 -a x$HWCAP_HAS_ISA_2_07 = xyes])
1723 # altivec (vsx) support.
1724 # does this compiler support -maltivec and does it have the include file
1726 AC_MSG_CHECKING([for Altivec support in the compiler ])
1728 CFLAGS="-maltivec -Werror"
1729 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1730 #include <altivec.h>
1732 vector unsigned int v;
1735 AC_MSG_RESULT([yes])
1741 AM_CONDITIONAL([HAS_ALTIVEC], [test x$ac_have_altivec = xyes \
1742 -a x$HWCAP_HAS_ALTIVEC = xyes])
1744 # Check that both: the compiler supports -mvsx and that the assembler
1745 # understands VSX instructions. If either of those doesn't work,
1746 # conclude that we can't do VSX.
1747 AC_MSG_CHECKING([for VSX compiler flag support])
1749 CFLAGS="-mvsx -Werror"
1750 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1753 ac_compiler_supports_vsx_flag=yes
1754 AC_MSG_RESULT([yes])
1756 ac_compiler_supports_vsx_flag=no
1761 AC_MSG_CHECKING([for VSX support in the assembler ])
1763 CFLAGS="-mvsx -Werror"
1764 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1765 #include <altivec.h>
1767 vector unsigned int v;
1768 __asm__ __volatile__("xsmaddadp 32, 32, 33" ::: "memory","cc");
1770 ac_compiler_supports_vsx=yes
1771 AC_MSG_RESULT([yes])
1773 ac_compiler_supports_vsx=no
1777 AM_CONDITIONAL([HAS_VSX], [test x$ac_compiler_supports_vsx_flag = xyes \
1778 -a x$ac_compiler_supports_vsx = xyes \
1779 -a x$HWCAP_HAS_VSX = xyes ])
1781 # DFP (Decimal Float)
1782 # The initial DFP support was added in Power 6. The dcffix instruction
1783 # support was added in Power 7.
1784 AC_MSG_CHECKING([that assembler knows DFP])
1785 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1788 __asm__ __volatile__("adtr 1, 2, 3")
1790 __asm__ __volatile__(".machine power7;\n" \
1796 AC_MSG_RESULT([yes])
1801 AC_MSG_CHECKING([that compiler knows -mhard-dfp switch])
1803 CFLAGS="-mhard-dfp -Werror"
1805 # The dcffix instruction is Power 7
1806 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1809 __asm__ __volatile__("adtr 1, 2, 3")
1811 __asm__ __volatile__(".machine power7;\n" \
1816 ac_compiler_have_dfp=yes
1817 AC_MSG_RESULT([yes])
1819 ac_compiler_have_dfp=no
1823 AM_CONDITIONAL(HAS_DFP, test x$ac_asm_have_dfp = xyes \
1824 -a x$ac_compiler_have_dfp = xyes \
1825 -a x$HWCAP_HAS_DFP = xyes )
1827 AC_MSG_CHECKING([that compiler knows DFP datatypes])
1828 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1830 _Decimal64 x = 0.0DD;
1832 ac_compiler_have_dfp_type=yes
1833 AC_MSG_RESULT([yes])
1835 ac_compiler_have_dfp_type=no
1838 AM_CONDITIONAL(BUILD_DFP_TESTS, test x$ac_compiler_have_dfp_type = xyes \
1839 -a x$HWCAP_HAS_DFP = xyes )
1842 # HTM (Hardware Transactional Memory)
1843 AC_MSG_CHECKING([if compiler accepts the -mhtm flag])
1845 CFLAGS="-mhtm -Werror"
1846 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1850 AC_MSG_RESULT([yes])
1851 ac_compiler_supports_htm=yes
1854 ac_compiler_supports_htm=no
1858 AC_MSG_CHECKING([if compiler can find the htm builtins])
1860 CFLAGS="-mhtm -Werror"
1861 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1863 if (__builtin_tbegin (0))
1866 AC_MSG_RESULT([yes])
1867 ac_compiler_sees_htm_builtins=yes
1870 ac_compiler_sees_htm_builtins=no
1874 AM_CONDITIONAL(SUPPORTS_HTM, test x$ac_compiler_supports_htm = xyes \
1875 -a x$ac_compiler_sees_htm_builtins = xyes \
1876 -a x$HWCAP_HAS_HTM = xyes )
1878 # isa 3.0 checking. (actually 3.0 or newer)
1879 AC_MSG_CHECKING([that assembler knows ISA 3.00 ])
1881 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1883 __asm__ __volatile__ (".machine power9;\n" \
1886 # guest_ppc_helpers.c needs the HAS_ISA_3_OO to enable copy, paste,
1889 CFLAGS="-DHAS_ISA_3_00"
1890 ac_asm_have_isa_3_00=yes
1891 AC_MSG_RESULT([yes])
1893 ac_asm_have_isa_3_00=no
1899 AC_MSG_CHECKING([that assembler knows xscvhpdp ])
1901 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1903 __asm__ __volatile__ (".machine power9;\n" \
1904 "xscvhpdp 1,2;\n" );
1906 ac_asm_have_xscvhpdp=yes
1907 AC_MSG_RESULT([yes])
1909 ac_asm_have_xscvhpdp=no
1913 # darn instruction checking
1914 AC_MSG_CHECKING([that assembler knows darn instruction ])
1916 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1918 __asm__ __volatile__(".machine power9; darn 1,0 ");
1920 ac_asm_have_darn_inst=yes
1921 AC_MSG_RESULT([yes])
1923 ac_asm_have_darn_inst=no
1928 AC_MSG_CHECKING([that assembler knows ISA 3.1 ])
1929 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
1931 __asm__ __volatile__ (".machine power10;\n" \
1934 ac_asm_have_isa_3_1=yes
1935 AC_MSG_RESULT([yes])
1937 ac_asm_have_isa_3_1=no
1942 AM_CONDITIONAL(HAS_ISA_3_00, [test x$ac_asm_have_isa_3_00 = xyes \
1943 -a x$HWCAP_HAS_ISA_3_00 = xyes])
1945 AM_CONDITIONAL(HAS_XSCVHPDP, [test x$ac_asm_have_xscvhpdp = xyes])
1946 AM_CONDITIONAL(HAS_DARN, [test x$ac_asm_have_darn_inst = xyes])
1948 AM_CONDITIONAL(HAS_ISA_3_1, [test x$ac_asm_have_isa_3_1 = xyes \
1949 -a x$HWCAP_HAS_ISA_3_1 = xyes])
1951 # Check for pthread_create@GLIBC2.0
1952 AC_MSG_CHECKING([for pthread_create@GLIBC2.0()])
1955 CFLAGS="-lpthread -Werror"
1956 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1957 extern int pthread_create_glibc_2_0(void*, const void*,
1958 void *(*)(void*), void*);
1959 __asm__(".symver pthread_create_glibc_2_0, pthread_create@GLIBC_2.0");
1963 * Apparently on PowerPC linking this program succeeds and generates an
1964 * executable with the undefined symbol pthread_create@GLIBC_2.0.
1966 #error This test does not work properly on PowerPC.
1968 pthread_create_glibc_2_0(0, 0, 0, 0);
1972 ac_have_pthread_create_glibc_2_0=yes
1973 AC_MSG_RESULT([yes])
1974 AC_DEFINE([HAVE_PTHREAD_CREATE_GLIBC_2_0], 1,
1975 [Define to 1 if you have the `pthread_create@glibc2.0' function.])
1977 ac_have_pthread_create_glibc_2_0=no
1982 AM_CONDITIONAL(HAVE_PTHREAD_CREATE_GLIBC_2_0,
1983 test x$ac_have_pthread_create_glibc_2_0 = xyes)
1986 # Check for dlinfo RTLD_DI_TLS_MODID
1987 AC_MSG_CHECKING([for dlinfo RTLD_DI_TLS_MODID])
1991 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
1998 size_t sizes[10000];
1999 size_t modid_offset;
2000 (void) dlinfo ((void*)sizes, RTLD_DI_TLS_MODID, &modid_offset);
2003 ac_have_dlinfo_rtld_di_tls_modid=yes
2004 AC_MSG_RESULT([yes])
2005 AC_DEFINE([HAVE_DLINFO_RTLD_DI_TLS_MODID], 1,
2006 [Define to 1 if you have a dlinfo that can do RTLD_DI_TLS_MODID.])
2008 ac_have_dlinfo_rtld_di_tls_modid=no
2013 AM_CONDITIONAL(HAVE_DLINFO_RTLD_DI_TLS_MODID,
2014 test x$ac_have_dlinfo_rtld_di_tls_modid = xyes)
2017 # Check for eventfd_t, eventfd() and eventfd_read()
2018 AC_MSG_CHECKING([for eventfd()])
2020 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
2021 #include <sys/eventfd.h>
2027 eventfd_read(fd, &ev);
2030 AC_MSG_RESULT([yes])
2031 AC_DEFINE([HAVE_EVENTFD], 1,
2032 [Define to 1 if you have the `eventfd' function.])
2033 AC_DEFINE([HAVE_EVENTFD_READ], 1,
2034 [Define to 1 if you have the `eventfd_read' function.])
2039 # Check whether compiler can process #include <thread> without errors
2040 # clang 3.3 cannot process <thread> from e.g.
2041 # gcc (Ubuntu/Linaro 4.6.3-1ubuntu5) 4.6.3
2043 AC_MSG_CHECKING([that C++ compiler can compile C++17 code])
2045 safe_CXXFLAGS=$CXXFLAGS
2048 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2053 AC_MSG_RESULT([yes])
2058 CXXFLAGS=$safe_CXXFLAGS
2061 AM_CONDITIONAL(HAVE_CXX17, test x$ac_have_cxx_17 = xyes)
2063 AC_MSG_CHECKING([that C++ compiler can include <thread> header file])
2065 safe_CXXFLAGS=$CXXFLAGS
2068 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2072 ac_cxx_can_include_thread_header=yes
2073 AC_MSG_RESULT([yes])
2075 ac_cxx_can_include_thread_header=no
2078 CXXFLAGS=$safe_CXXFLAGS
2081 AM_CONDITIONAL(CXX_CAN_INCLUDE_THREAD_HEADER, test x$ac_cxx_can_include_thread_header = xyes)
2083 # Check whether compiler can process #include <condition_variable> without errors
2085 AC_MSG_CHECKING([that C++ compiler can include <condition_variable> header file])
2087 safe_CXXFLAGS=$CXXFLAGS
2090 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2091 #include <condition_variable>
2094 ac_cxx_can_include_condition_variable_header=yes
2095 AC_MSG_RESULT([yes])
2097 ac_cxx_can_include_condition_variable_header=no
2100 CXXFLAGS=$safe_CXXFLAGS
2103 AM_CONDITIONAL(CXX_CAN_INCLUDE_CONDITION_VARIABLE_HEADER, test x$ac_cxx_can_include_condition_variable_header = xyes)
2105 # check for std::shared_timed_mutex, this is a C++ 14 feature
2107 AC_MSG_CHECKING([that C++ compiler can use std::shared_timed_mutex])
2109 safe_CXXFLAGS=$CXXFLAGS
2110 CXXFLAGS="-std=c++1y -pthread"
2112 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2113 #include <shared_mutex>
2114 std::shared_timed_mutex test_mutex;
2117 ac_cxx_can_use_shared_timed_mutex=yes
2118 AC_MSG_RESULT([yes])
2120 ac_cxx_can_use_shared_timed_mutex=no
2123 CXXFLAGS=$safe_CXXFLAGS
2126 AM_CONDITIONAL(CXX_CAN_USE_SHARED_TIMED_MUTEX, test x$ac_cxx_can_use_shared_timed_mutex = xyes)
2128 # check for std::shared_mutex, this is a C++ 11 feature
2130 AC_MSG_CHECKING([that C++ compiler can use std::timed_mutex])
2132 safe_CXXFLAGS=$CXXFLAGS
2133 CXXFLAGS="-std=c++0x -pthread"
2135 AC_COMPILE_IFELSE([AC_LANG_SOURCE([
2137 std::timed_mutex test_mutex;
2140 ac_cxx_can_use_timed_mutex=yes
2141 AC_MSG_RESULT([yes])
2143 ac_cxx_can_use_timed_mutex=no
2146 CXXFLAGS=$safe_CXXFLAGS
2149 AM_CONDITIONAL(CXX_CAN_USE_TIMED_MUTEX, test x$ac_cxx_can_use_timed_mutex = xyes)
2151 # On aarch64 before glibc 2.20 we would get the kernel user_pt_regs instead
2152 # of the user_regs_struct from sys/user.h. They are structurally the same
2153 # but we get either one or the other.
2155 AC_CHECK_TYPE([struct user_regs_struct],
2156 [sys_user_has_user_regs=yes], [sys_user_has_user_regs=no],
2157 [[#include <sys/ptrace.h>]
2158 [#include <sys/time.h>]
2159 [#include <sys/user.h>]])
2160 if test "$sys_user_has_user_regs" = "yes"; then
2161 AC_DEFINE(HAVE_SYS_USER_REGS, 1,
2162 [Define to 1 if <sys/user.h> defines struct user_regs_struct])
2165 AC_MSG_CHECKING([for __NR_membarrier])
2166 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2167 #include <linux/unistd.h>
2169 return __NR_membarrier
2171 ac_have_nr_membarrier=yes
2172 AC_MSG_RESULT([yes])
2174 ac_have_nr_membarrier=no
2178 AM_CONDITIONAL(HAVE_NR_MEMBARRIER, [test x$ac_have_nr_membarrier = xyes])
2180 #----------------------------------------------------------------------------
2181 # Checking for supported compiler flags.
2182 #----------------------------------------------------------------------------
2184 case "${host_cpu}" in
2186 ARCH=$(echo "$CFLAGS" | grep -E -e '-march=@<:@^ @:>@+' -e '\B-mips@<:@^ +@:>@')
2187 if test -z "$ARCH"; then
2188 # does this compiler support -march=mips32 (mips32 default) ?
2189 AC_MSG_CHECKING([if gcc accepts -march=mips32 -mabi=32])
2192 CFLAGS="$CFLAGS -mips32 -mabi=32 -Werror"
2194 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2197 FLAG_M32="-mips32 -mabi=32"
2198 AC_MSG_RESULT([yes])
2208 # does this compiler support -march=mips64r2 (mips64r2 default) ?
2209 AC_MSG_CHECKING([if gcc accepts -march=mips64r2 -mabi=64])
2212 CFLAGS="$CFLAGS -march=mips64r2 -mabi=64 -Werror"
2214 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2217 FLAG_M64="-march=mips64r2 -mabi=64"
2218 AC_MSG_RESULT([yes])
2231 # does this compiler support -m32 ?
2232 AC_MSG_CHECKING([if gcc accepts -m32])
2235 CFLAGS="${FLAG_32ON64} -m32 -Werror"
2237 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2240 FLAG_M32="${FLAG_32ON64} -m32"
2241 AC_MSG_RESULT([yes])
2251 # does this compiler support -m64 ?
2252 AC_MSG_CHECKING([if gcc accepts -m64])
2255 CFLAGS="-m64 -Werror"
2257 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2261 AC_MSG_RESULT([yes])
2273 ARCH=$(echo "$CFLAGS" | grep -E -e '-march=@<:@^ @:>@+' -e '\B-mips@<:@^ +@:>@')
2274 if test -z "$ARCH"; then
2275 # does this compiler support -march=octeon (Cavium OCTEON I Specific) ?
2276 AC_MSG_CHECKING([if gcc accepts -march=octeon])
2279 CFLAGS="$CFLAGS $FLAG_M64 -march=octeon -Werror"
2281 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2284 FLAG_OCTEON="-march=octeon"
2285 AC_MSG_RESULT([yes])
2292 AC_SUBST(FLAG_OCTEON)
2295 # does this compiler support -march=octeon2 (Cavium OCTEON II Specific) ?
2296 AC_MSG_CHECKING([if gcc accepts -march=octeon2])
2299 CFLAGS="$CFLAGS $FLAG_M64 -march=octeon2 -Werror"
2301 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2304 FLAG_OCTEON2="-march=octeon2"
2305 AC_MSG_RESULT([yes])
2312 AC_SUBST(FLAG_OCTEON2)
2316 # does this compiler support -mmsa (MIPS MSA ASE) ?
2317 AC_MSG_CHECKING([if gcc accepts -mmsa])
2320 CFLAGS="$CFLAGS -mmsa -Werror"
2322 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2326 AC_MSG_RESULT([yes])
2335 # Are we compiling for the MIPS64 n32 ABI?
2336 AC_MSG_CHECKING([if gcc is producing mips n32 binaries])
2337 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2338 #if !defined(_MIPS_SIM) || (defined(_MIPS_SIM) && (_MIPS_SIM != _ABIN32))
2343 FLAG_M64="-march=mips64r2 -mabi=n32"
2344 AC_MSG_RESULT([yes])
2349 # Are we compiling for the MIPS64 n64 ABI?
2350 AC_MSG_CHECKING([if gcc is producing mips n64 binaries])
2351 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
2352 #if !defined(_MIPS_SIM) || (defined(_MIPS_SIM) && (_MIPS_SIM != _ABI64))
2357 AC_MSG_RESULT([yes])
2362 # We enter the code block below in the following case:
2363 # Target architecture is set to mips64, the desired abi
2364 # was not specified and the compiler's default abi setting
2365 # is neither n32 nor n64.
2366 # Probe for and set the abi to either n64 or n32, in that order,
2367 # which is required for a mips64 build of valgrind.
2368 if test "$ARCH_MAX" = "mips64" -a "x$VGCONF_ABI" = "x"; then
2370 CFLAGS="$CFLAGS -mabi=64 -Werror"
2371 AC_MSG_CHECKING([if gcc is n64 capable])
2372 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
2376 AC_MSG_RESULT([yes])
2382 if test "x$VGCONF_ABI" = "x"; then
2384 CFLAGS="$CFLAGS -mabi=n32 -Werror"
2385 AC_MSG_CHECKING([if gcc is n32 capable])
2386 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
2390 FLAG_M64="-march=mips64r2 -mabi=n32"
2391 AC_MSG_RESULT([yes])
2399 AM_CONDITIONAL([VGCONF_HAVE_ABI],
2400 [test x$VGCONF_ABI != x])
2401 AC_SUBST(VGCONF_ABI)
2404 # does this compiler support -mmmx ?
2405 AC_MSG_CHECKING([if gcc accepts -mmmx])
2408 CFLAGS="-mmmx -Werror"
2410 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2414 AC_MSG_RESULT([yes])
2424 # does this compiler support -msse ?
2425 AC_MSG_CHECKING([if gcc accepts -msse])
2428 CFLAGS="-msse -Werror"
2430 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2434 AC_MSG_RESULT([yes])
2444 # does this compiler support -mpreferred-stack-boundary=2 when
2445 # generating code for a 32-bit target? Note that we only care about
2446 # this when generating code for (32-bit) x86, so if the compiler
2447 # doesn't recognise -m32 it's no big deal. We'll just get code for
2448 # the Memcheck and other helper functions, that is a bit slower than
2449 # it could be, on x86; and no difference at all on any other platform.
2450 AC_MSG_CHECKING([if gcc accepts -mpreferred-stack-boundary=2 -m32])
2453 CFLAGS="-mpreferred-stack-boundary=2 -m32 -Werror"
2455 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2458 PREFERRED_STACK_BOUNDARY_2="-mpreferred-stack-boundary=2"
2459 AC_MSG_RESULT([yes])
2461 PREFERRED_STACK_BOUNDARY_2=""
2466 AC_SUBST(PREFERRED_STACK_BOUNDARY_2)
2469 # does this compiler support -mlong-double-128 ?
2470 AC_MSG_CHECKING([if gcc accepts -mlong-double-128])
2472 CFLAGS="-mlong-double-128 -Werror"
2473 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2476 ac_compiler_supports_mlong_double_128=yes
2477 AC_MSG_RESULT([yes])
2479 ac_compiler_supports_mlong_double_128=no
2483 AM_CONDITIONAL(HAS_MLONG_DOUBLE_128, test x$ac_compiler_supports_mlong_double_128 = xyes)
2484 FLAG_MLONG_DOUBLE_128="-mlong-double-128"
2485 AC_SUBST(FLAG_MLONG_DOUBLE_128)
2487 # does this toolchain support lto ?
2488 # Not checked for if --enable-lto=no was given, or if LTO_AR or LTO_RANLIG
2490 # If not enable-lto=* arg is provided, default to no, as lto builds are
2491 # a lot slower, and so not appropriate for Valgrind developments.
2492 # --enable-lto=yes should be used by distro packagers.
2493 AC_CACHE_CHECK([for using the link time optimisation], vg_cv_lto,
2495 [ --enable-lto enables building with link time optimisation],
2496 [vg_cv_lto=$enableval],
2499 if test "x${vg_cv_lto}" != "xno" -a "x${LTO_AR}" != "x" -a "x${LTO_RANLIB}" != "x"; then
2500 AC_MSG_CHECKING([if toolchain accepts lto])
2502 TEST_LTO_CFLAGS="-flto -flto-partition=one -fuse-linker-plugin"
2503 # Note : using 'one' partition is giving a slightly smaller/faster memcheck
2504 # and ld/lto-trans1 still needs a reasonable memory (about 0.5GB) when linking.
2505 CFLAGS="$TEST_LTO_CFLAGS -Werror"
2507 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2508 extern void somefun(void);
2512 LTO_CFLAGS=$TEST_LTO_CFLAGS
2513 AC_MSG_RESULT([yes])
2521 AC_SUBST(LTO_CFLAGS)
2523 # if we could not compile with lto args, or lto was disabled,
2524 # then set LTO_AR/LTO_RANLIB to the non lto values
2525 # define in config.h ENABLE_LTO (not needed by the code currently, but
2526 # this guarantees we recompile everything if we re-configure and rebuild
2527 # in a build dir previously build with another value of --enable-lto
2528 if test "x${LTO_CFLAGS}" = "x"; then
2530 LTO_RANLIB=${RANLIB}
2534 AC_DEFINE([ENABLE_LTO], 1, [configured to build with lto link time optimisation])
2537 # Convenience function to check whether GCC supports a particular
2538 # warning option. Takes two arguments,
2539 # first the warning flag name to check (without -W), then the
2540 # substitution name to set with -Wno-warning-flag if the flag exists,
2541 # or the empty string if the compiler doesn't accept the flag. Note
2542 # that checking is done against the warning flag itself, but the
2543 # substitution is then done to cancel the warning flag.
2544 AC_DEFUN([AC_GCC_WARNING_SUBST_NO],[
2545 AC_MSG_CHECKING([if gcc accepts -W$1])
2547 CFLAGS="-W$1 -Werror"
2548 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
2549 AC_SUBST([$2], [-Wno-$1])
2550 AC_MSG_RESULT([yes])], [
2552 AC_MSG_RESULT([no])])
2556 # A variation of the above for arguments that
2558 AC_DEFUN([AC_GCC_WARNING_SUBST_NO_VAL],[
2559 AC_MSG_CHECKING([if gcc accepts -W$1=$2])
2561 CFLAGS="-W$1=$2 -Werror"
2562 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
2563 AC_SUBST([$3], [-Wno-$1])
2564 AC_MSG_RESULT([yes])], [
2566 AC_MSG_RESULT([no])])
2570 # Convenience function. Like AC_GCC_WARNING_SUBST_NO, except it substitutes
2571 # -W$1 (instead of -Wno-$1).
2572 AC_DEFUN([AC_GCC_WARNING_SUBST],[
2573 AC_MSG_CHECKING([if gcc accepts -W$1])
2575 CFLAGS="-W$1 -Werror"
2576 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
2577 AC_SUBST([$2], [-W$1])
2578 AC_MSG_RESULT([yes])], [
2580 AC_MSG_RESULT([no])])
2584 AC_GCC_WARNING_SUBST_NO([memset-transposed-args], [FLAG_W_NO_MEMSET_TRANSPOSED_ARGS])
2585 AC_GCC_WARNING_SUBST_NO([nonnull], [FLAG_W_NO_NONNULL])
2586 AC_GCC_WARNING_SUBST_NO([overflow], [FLAG_W_NO_OVERFLOW])
2587 AC_GCC_WARNING_SUBST_NO([pointer-sign], [FLAG_W_NO_POINTER_SIGN])
2588 AC_GCC_WARNING_SUBST_NO([uninitialized], [FLAG_W_NO_UNINITIALIZED])
2589 AC_GCC_WARNING_SUBST_NO([maybe-uninitialized], [FLAG_W_NO_MAYBE_UNINITIALIZED])
2590 AC_GCC_WARNING_SUBST_NO([unused-function], [FLAG_W_NO_UNUSED_FUNCTION])
2591 AC_GCC_WARNING_SUBST_NO([static-local-in-inline], [FLAG_W_NO_STATIC_LOCAL_IN_INLINE])
2592 AC_GCC_WARNING_SUBST_NO([mismatched-new-delete], [FLAG_W_NO_MISMATCHED_NEW_DELETE])
2593 AC_GCC_WARNING_SUBST_NO([infinite-recursion], [FLAG_W_NO_INFINITE_RECURSION])
2594 AC_GCC_WARNING_SUBST_NO([expansion-to-defined], [FLAG_W_NO_EXPANSION_TO_DEFINED])
2595 AC_GCC_WARNING_SUBST_NO([unused-variable], [FLAG_W_NO_UNUSED_VARIABLE])
2596 AC_GCC_WARNING_SUBST_NO([unused-but-set-variable], [FLAG_W_NO_UNUSED_BUT_SET_VARIABLE])
2597 AC_GCC_WARNING_SUBST_NO([non-power-of-two-alignment], [FLAG_W_NO_NON_POWER_OF_TWO_ALIGNMENT])
2598 AC_GCC_WARNING_SUBST_NO([sign-compare], [FLAG_W_NO_SIGN_COMPARE])
2599 AC_GCC_WARNING_SUBST_NO([stringop-overflow], [FLAG_W_NO_STRINGOP_OVERFLOW])
2600 AC_GCC_WARNING_SUBST_NO([stringop-overread], [FLAG_W_NO_STRINGOP_OVERREAD])
2601 AC_GCC_WARNING_SUBST_NO([stringop-truncation], [FLAG_W_NO_STRINGOP_TRUNCATION])
2602 AC_GCC_WARNING_SUBST_NO([format-overflow], [FLAG_W_NO_FORMAT_OVERFLOW])
2603 AC_GCC_WARNING_SUBST_NO([use-after-free], [FLAG_W_NO_USE_AFTER_FREE])
2604 AC_GCC_WARNING_SUBST_NO([free-nonheap-object], [FLAG_W_NO_FREE_NONHEAP_OBJECT])
2605 AC_GCC_WARNING_SUBST_NO([fortify-source], [FLAG_W_NO_FORTIFY_SOURCE])
2606 AC_GCC_WARNING_SUBST_NO([builtin-memcpy-chk-size], [FLAG_W_NO_BUILTIN_MEMCPY_CHK_SIZE])
2607 AC_GCC_WARNING_SUBST_NO([incompatible-pointer-types-discards-qualifiers], [FLAG_W_NO_INCOMPATIBLE_POINTER_TYPES_DISCARDS_QUALIFIERS])
2608 AC_GCC_WARNING_SUBST_NO([suspicious-bzero], [FLAG_W_NO_SUSPICIOUS_BZERO])
2609 AC_GCC_WARNING_SUBST_NO([attributes], [FLAG_W_NO_ATTRIBUTES])
2611 AC_GCC_WARNING_SUBST_NO_VAL([alloc-size-larger-than], [1677216], [FLAG_W_NO_ALLOC_SIZE_LARGER_THAN])
2613 AC_GCC_WARNING_SUBST([write-strings], [FLAG_W_WRITE_STRINGS])
2614 AC_GCC_WARNING_SUBST([empty-body], [FLAG_W_EMPTY_BODY])
2615 AC_GCC_WARNING_SUBST([format], [FLAG_W_FORMAT])
2616 AC_GCC_WARNING_SUBST([format-signedness], [FLAG_W_FORMAT_SIGNEDNESS])
2617 AC_GCC_WARNING_SUBST([cast-qual], [FLAG_W_CAST_QUAL])
2618 AC_GCC_WARNING_SUBST([old-style-declaration], [FLAG_W_OLD_STYLE_DECLARATION])
2619 AC_GCC_WARNING_SUBST([ignored-qualifiers], [FLAG_W_IGNORED_QUALIFIERS])
2620 AC_GCC_WARNING_SUBST([missing-parameter-type], [FLAG_W_MISSING_PARAMETER_TYPE])
2621 AC_GCC_WARNING_SUBST([logical-op], [FLAG_W_LOGICAL_OP])
2622 AC_GCC_WARNING_SUBST([enum-conversion], [FLAG_W_ENUM_CONVERSION])
2623 AC_GCC_WARNING_SUBST([implicit-fallthrough=2], [FLAG_W_IMPLICIT_FALLTHROUGH])
2625 # Does this compiler support -Wformat-security ?
2626 # Special handling is needed, because certain GCC versions require -Wformat
2627 # being present if -Wformat-security is given. Otherwise a warning is issued.
2628 # However, AC_GCC_WARNING_SUBST will stick in -Werror (see r15323 for rationale).
2629 # And with that the warning will be turned into an error with the result
2630 # that -Wformat-security is believed to be unsupported when in fact it is.
2631 AC_MSG_CHECKING([if gcc accepts -Wformat-security])
2633 CFLAGS="-Wformat -Wformat-security -Werror"
2634 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[;]])], [
2635 AC_SUBST([FLAG_W_FORMAT_SECURITY], [-Wformat-security])
2636 AC_MSG_RESULT([yes])], [
2637 AC_SUBST([FLAG_W_FORMAT_SECURITY], [])
2638 AC_MSG_RESULT([no])])
2641 # does this compiler support -Wextra or the older -W ?
2643 AC_MSG_CHECKING([if gcc accepts -Wextra or -W])
2646 CFLAGS="-Wextra -Werror"
2648 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2651 AC_SUBST([FLAG_W_EXTRA], [-Wextra])
2652 AC_MSG_RESULT([-Wextra])
2655 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2658 AC_SUBST([FLAG_W_EXTRA], [-W])
2661 AC_SUBST([FLAG_W_EXTRA], [])
2662 AC_MSG_RESULT([not supported])
2667 # On ARM we do not want to pass -Wcast-align as that produces loads
2668 # of warnings. GCC is just being conservative. See here:
2669 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65459#c4
2670 if test "X$VGCONF_ARCH_PRI" = "Xarm"; then
2671 AC_SUBST([FLAG_W_CAST_ALIGN], [""])
2673 AC_SUBST([FLAG_W_CAST_ALIGN], [-Wcast-align])
2676 # does this compiler support -faligned-new ?
2677 AC_MSG_CHECKING([if g++ accepts -faligned-new])
2679 safe_CXXFLAGS=$CXXFLAGS
2680 CXXFLAGS="-faligned-new -Werror"
2683 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2686 FLAG_FALIGNED_NEW="-faligned-new"
2687 AC_MSG_RESULT([yes])
2689 FLAG_FALIGNED_NEW=""
2692 CXXFLAGS=$safe_CXXFLAGS
2695 AC_SUBST(FLAG_FALIGNED_NEW)
2697 # does this compiler support -fsized-deallocation ?
2698 AC_MSG_CHECKING([if g++ accepts -fsized-deallocation])
2700 safe_CXXFLAGS=$CXXFLAGS
2701 CXXFLAGS="-fsized-deallocation -Werror"
2704 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2707 FLAG_FSIZED_DEALLOCATION="-fsized-deallocation"
2708 ac_have_sized_deallocation=yes
2709 AC_MSG_RESULT([yes])
2711 FLAG_FSIZED_DEALLOCATION=""
2712 ac_have_sized_deallocation=no
2715 CXXFLAGS=$safe_CXXFLAGS
2718 AC_SUBST(FLAG_FSIZED_DEALLOCATION)
2719 AM_CONDITIONAL([HAVE_FSIZED_DEALLOCATION], [test x$ac_have_sized_deallocation = xyes])
2721 # does this compiler support C++17 aligned new/delete?
2722 AC_MSG_CHECKING([if g++ supports aligned new and delete])
2724 safe_CXXFLAGS=$CXXFLAGS
2725 CXXFLAGS="-std=c++17"
2728 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
2732 operator delete(nullptr, std::align_val_t(64U));
2734 ac_have_aligned_cxx_alloc=yes
2735 AC_MSG_RESULT([yes])
2737 ac_have_aligned_cxx_alloc=no
2740 CXXFLAGS=$safe_CXXFLAGS
2743 AM_CONDITIONAL([HAVE_ALIGNED_CXX_ALLOC], [test x$ac_have_aligned_cxx_alloc = xyes])
2745 # does this compiler support -fno-stack-protector ?
2746 AC_MSG_CHECKING([if gcc accepts -fno-stack-protector])
2749 CFLAGS="-fno-stack-protector -Werror"
2751 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2754 no_stack_protector=yes
2755 FLAG_FNO_STACK_PROTECTOR="-fno-stack-protector"
2756 AC_MSG_RESULT([yes])
2758 no_stack_protector=no
2759 FLAG_FNO_STACK_PROTECTOR=""
2764 AC_SUBST(FLAG_FNO_STACK_PROTECTOR)
2766 # does this compiler support -finline-functions ?
2767 AC_MSG_CHECKING([if gcc accepts -finline-functions])
2770 CFLAGS="-finline-functions -Werror"
2772 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2775 inline_functions=yes
2776 FLAG_FINLINE_FUNCTIONS="-finline-functions"
2777 AC_MSG_RESULT([yes])
2780 FLAG_FINLINE_FUNCTIONS=""
2785 AC_SUBST(FLAG_FINLINE_FUNCTIONS)
2787 # Does GCC support disabling Identical Code Folding?
2788 # We want to disabled Identical Code Folding for the
2789 # tools preload shared objects to get better backraces.
2790 # For GCC 5.1+ -fipa-icf is enabled by default at -O2.
2791 # "The optimization reduces code size and may disturb
2792 # unwind stacks by replacing a function by equivalent
2793 # one with a different name."
2794 AC_MSG_CHECKING([if gcc accepts -fno-ipa-icf])
2797 CFLAGS="-fno-ipa-icf -Werror"
2799 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2803 FLAG_FNO_IPA_ICF="-fno-ipa-icf"
2804 AC_MSG_RESULT([yes])
2812 AC_SUBST(FLAG_FNO_IPA_ICF)
2815 # Does this compiler support -fsanitize=undefined. This is true for
2816 # GCC 4.9 and newer. However, the undefined behaviour sanitiser in GCC 5.1
2817 # also checks for alignment violations on memory accesses which the valgrind
2818 # code base is sprinkled (if not littered) with. As those alignment issues
2819 # don't pose a problem we want to suppress warnings about them.
2820 # In GCC 5.1 this can be done by passing -fno-sanitize=alignment. Earlier
2821 # GCCs do not support that.
2823 # Only checked for if --enable-ubsan was given.
2824 if test "x${vg_cv_ubsan}" = "xyes"; then
2825 AC_MSG_CHECKING([if gcc accepts -fsanitize=undefined -fno-sanitize=alignment])
2827 CFLAGS="-fsanitize=undefined -fno-sanitize=alignment -Werror"
2828 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2831 FLAG_FSANITIZE="-fsanitize=undefined -fno-sanitize=alignment"
2832 LIB_UBSAN="-static-libubsan"
2833 AC_MSG_RESULT([yes])
2835 CFLAGS="-fsanitize=undefined -Werror"
2836 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2839 FLAG_FSANITIZE="-fsanitize=undefined"
2840 LIB_UBSAN="-static-libubsan"
2841 AC_MSG_RESULT([yes])
2849 AC_SUBST(FLAG_FSANITIZE)
2852 # does this compiler support --param inline-unit-growth=... ?
2854 AC_MSG_CHECKING([if gcc accepts --param inline-unit-growth])
2857 CFLAGS="--param inline-unit-growth=900 -Werror"
2859 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2862 AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH],
2863 ["--param inline-unit-growth=900"])
2864 AC_MSG_RESULT([yes])
2866 AC_SUBST([FLAG_UNLIMITED_INLINE_UNIT_GROWTH], [""])
2872 # does this compiler support -gdwarf-4 -fdebug-types-section ?
2874 AC_MSG_CHECKING([if gcc accepts -gdwarf-4 -fdebug-types-section])
2877 CFLAGS="-gdwarf-4 -fdebug-types-section -Werror"
2879 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2883 AC_MSG_RESULT([yes])
2888 AM_CONDITIONAL(DWARF4, test x$ac_have_dwarf4 = xyes)
2892 # does this compiler support -g -gz=zlib ?
2894 AC_MSG_CHECKING([if gcc accepts -g -gz=zlib])
2897 CFLAGS="-g -gz=zlib"
2899 AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2903 AC_MSG_RESULT([yes])
2908 AM_CONDITIONAL(GZ_ZLIB, test x$ac_have_gz_zlib = xyes)
2912 # does this compiler support -g -gz=zlib-gnu ?
2914 AC_MSG_CHECKING([if gcc accepts -g -gz=zlib-gnu])
2917 CFLAGS="-g -gz=zlib-gnu"
2919 AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2922 ac_have_gz_zlib_gnu=yes
2923 AC_MSG_RESULT([yes])
2925 ac_have_gz_zlib_gnu=no
2928 AM_CONDITIONAL(GZ_ZLIB_GNU, test x$ac_have_gz_zlib_gnu = xyes)
2932 # does this compiler support nested functions ?
2934 AC_MSG_CHECKING([if gcc accepts nested functions])
2936 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2937 int foo() { return 1; }
2940 ac_have_nested_functions=yes
2941 AC_MSG_RESULT([yes])
2943 ac_have_nested_functions=no
2946 AM_CONDITIONAL([HAVE_NESTED_FUNCTIONS], [test x$ac_have_nested_functions = xyes])
2949 # does this compiler support the 'p' constraint in ASM statements ?
2951 AC_MSG_CHECKING([if gcc accepts the 'p' constraint in asm statements])
2953 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2955 __asm__ __volatile__ ("movdqa (%0),%%xmm6\n" : "=p" (p));
2957 ac_have_asm_constraint_p=yes
2958 AC_MSG_RESULT([yes])
2960 ac_have_asm_constraint_p=no
2963 AM_CONDITIONAL([HAVE_ASM_CONSTRAINT_P], [test x$ac_have_asm_constraint_p = xyes])
2966 # Does this compiler and linker support -pie?
2967 # Some compilers actually do not support -pie and report its usage
2968 # as an error. We need to check if it is safe to use it first.
2970 AC_MSG_CHECKING([if gcc accepts -pie])
2975 AC_LINK_IFELSE([AC_LANG_PROGRAM([[ ]], [[
2978 AC_SUBST([FLAG_PIE], ["-pie"])
2979 AC_MSG_RESULT([yes])
2981 AC_SUBST([FLAG_PIE], [""])
2986 AC_MSG_CHECKING([if gcc accepts -ansi])
2991 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
2995 AC_MSG_RESULT([yes])
3000 AM_CONDITIONAL([HAVE_ANSI], [test x$ac_have_ansi = xyes])
3005 # Does this compiler support -no-pie?
3006 # On Ubuntu 16.10+, gcc produces position independent executables (PIE) by
3007 # default. However this gets in the way with some tests, we use -no-pie
3010 AC_MSG_CHECKING([if gcc accepts -no-pie])
3013 CFLAGS="-no-pie -Werror"
3015 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[
3018 AC_SUBST([FLAG_NO_PIE], ["-no-pie"])
3019 AC_MSG_RESULT([yes])
3021 AC_SUBST([FLAG_NO_PIE], [""])
3027 # We want to use use the -Ttext-segment option to the linker.
3028 # GNU (bfd) ld supports this directly. Newer GNU gold linkers
3029 # support it as an alias of -Ttext. Sadly GNU (bfd) ld's -Ttext
3030 # semantics are NOT what we want (GNU gold -Ttext is fine).
3032 # For GNU (bfd) ld -Ttext-segment chooses the base at which ELF headers
3033 # will reside. -Ttext aligns just the .text section start (but not any
3036 # LLVM ld.lld 10.0 changed the semantics of its -Ttext. See "Breaking changes"
3037 # in https://releases.llvm.org/10.0.0/tools/lld/docs/ReleaseNotes.html
3038 # The --image-base option (since version 6.0?) provides the semantics needed.
3039 # -Ttext-segment generates an error, but -Ttext now more closely
3040 # follows the GNU (bfd) ld's -Ttext.
3042 # So test first for --image-base support, and if that fails then
3043 # for -Ttext-segment which is supported by all bfd ld versions
3044 # and use that if it exists. If it doesn't exist it must be an older
3045 # version of gold and we can fall back to using -Ttext which has the
3049 AC_MSG_CHECKING([if the linker accepts -Wl,--image-base])
3051 CFLAGS="-static -nodefaultlibs -nostartfiles -Wl,--image-base=$valt_load_address_pri_norml -Werror"
3054 [AC_LANG_SOURCE([int _start () { return 0; }])],
3056 linker_using_t_text="no"
3057 AC_SUBST([FLAG_T_TEXT], ["--image-base"])
3058 AC_MSG_RESULT([yes])
3062 AC_MSG_CHECKING([if the linker accepts -Wl,-Ttext-segment])
3064 CFLAGS="-static -nodefaultlibs -nostartfiles -Wl,-Ttext-segment=$valt_load_address_pri_norml -Werror"
3067 [AC_LANG_SOURCE([int _start () { return 0; }])],
3069 linker_using_t_text="no"
3070 AC_SUBST([FLAG_T_TEXT], ["-Ttext-segment"])
3071 AC_MSG_RESULT([yes])
3073 linker_using_t_text="yes"
3074 AC_SUBST([FLAG_T_TEXT], ["-Ttext"])
3081 # If the linker only supports -Ttext (not -Ttext-segment or --image-base) then we will
3082 # have to strip any build-id ELF NOTEs from the statically linked tools.
3083 # Otherwise the build-id NOTE might end up at the default load address.
3084 # (Pedantically if the linker is gold then -Ttext is fine, but newer
3085 # gold versions also support -Ttext-segment. So just assume that unless
3086 # we can use -Ttext-segment we need to strip the build-id NOTEs.
3087 if test "x${linker_using_t_text}" = "xyes"; then
3088 AC_MSG_NOTICE([ld -Ttext used, need to strip build-id NOTEs.])
3089 # does the linker support -Wl,--build-id=none ? Note, it's
3090 # important that we test indirectly via whichever C compiler
3091 # is selected, rather than testing /usr/bin/ld or whatever
3093 AC_MSG_CHECKING([if the linker accepts -Wl,--build-id=none])
3095 CFLAGS="-Wl,--build-id=none -Werror"
3098 [AC_LANG_PROGRAM([ ], [return 0;])],
3100 AC_SUBST([FLAG_NO_BUILD_ID], ["-Wl,--build-id=none"])
3101 AC_MSG_RESULT([yes])
3103 AC_SUBST([FLAG_NO_BUILD_ID], [""])
3107 AC_MSG_NOTICE([ld --image-base or -Ttext-segment used, no need to strip build-id NOTEs.])
3108 AC_SUBST([FLAG_NO_BUILD_ID], [""])
3112 # On s390x, if the linker supports -Wl,--s390-pgste, then we build the
3113 # tools with that flag. This enables running programs that need it, such
3115 if test x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX; then
3116 AC_MSG_CHECKING([if the linker accepts -Wl,--s390-pgste])
3118 CFLAGS="-Wl,--s390-pgste"
3121 [AC_LANG_PROGRAM([ ], [return 0;])],
3123 AC_SUBST([FLAG_S390_PGSTE], ["-Wl,--s390-pgste"])
3124 AC_MSG_RESULT([yes])
3126 AC_SUBST([FLAG_S390_PGSTE], [""])
3132 # does the ppc assembler support "mtocrf" et al?
3133 AC_MSG_CHECKING([if ppc32/64 as supports mtocrf/mfocrf])
3135 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3136 __asm__ __volatile__("mtocrf 4,0");
3137 __asm__ __volatile__("mfocrf 0,4");
3139 ac_have_as_ppc_mftocrf=yes
3140 AC_MSG_RESULT([yes])
3142 ac_have_as_ppc_mftocrf=no
3145 if test x$ac_have_as_ppc_mftocrf = xyes ; then
3146 AC_DEFINE(HAVE_AS_PPC_MFTOCRF, 1, [Define to 1 if as supports mtocrf/mfocrf.])
3150 # does the ppc assembler support "lfdp" and other phased out floating point insns?
3151 AC_MSG_CHECKING([if ppc32/64 asm supports phased out floating point instructions])
3153 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3154 do { typedef struct {
3158 dbl_pair_t dbl_pair[3];
3159 __asm__ volatile ("lfdp 10, %0"::"m" (dbl_pair[0]));
3162 ac_have_as_ppc_fpPO=yes
3163 AC_MSG_RESULT([yes])
3165 ac_have_as_ppc_fpPO=no
3168 if test x$ac_have_as_ppc_fpPO = xyes ; then
3169 AC_DEFINE(HAVE_AS_PPC_FPPO, 1, [Define to 1 if as supports floating point phased out category.])
3173 # does the amd64 assembler understand "fxsave64" and "fxrstor64"?
3174 AC_MSG_CHECKING([if amd64 assembler supports fxsave64/fxrstor64])
3176 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3178 asm __volatile__("fxsave64 (%0)" : : "r" (p) : "memory" );
3179 asm __volatile__("fxrstor64 (%0)" : : "r" (p) : "memory" );
3181 ac_have_as_amd64_fxsave64=yes
3182 AC_MSG_RESULT([yes])
3184 ac_have_as_amd64_fxsave64=no
3187 if test x$ac_have_as_amd64_fxsave64 = xyes ; then
3188 AC_DEFINE(HAVE_AS_AMD64_FXSAVE64, 1, [Define to 1 if as supports fxsave64/fxrstor64.])
3191 # does the x86/amd64 assembler understand SSE3 instructions?
3192 # Note, this doesn't generate a C-level symbol. It generates a
3193 # automake-level symbol (BUILD_SSE3_TESTS), used in test Makefile.am's
3194 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSE3])
3196 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3197 do { long long int x;
3198 __asm__ __volatile__("fisttpq (%0)" : :"r"(&x) ); }
3202 AC_MSG_RESULT([yes])
3208 AM_CONDITIONAL(BUILD_SSE3_TESTS, test x$ac_have_as_sse3 = xyes)
3211 # Ditto for SSSE3 instructions (note extra S)
3212 # Note, this doesn't generate a C-level symbol. It generates a
3213 # automake-level symbol (BUILD_SSSE3_TESTS), used in test Makefile.am's
3214 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSSE3])
3216 save_CFLAGS="$CFLAGS"
3217 CFLAGS="$CFLAGS -msse -Werror"
3218 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3219 do { long long int x;
3220 __asm__ __volatile__(
3221 "pabsb (%0),%%xmm7" : : "r"(&x) : "xmm7" ); }
3224 ac_have_as_ssse3=yes
3225 AC_MSG_RESULT([yes])
3230 CFLAGS="$save_CFLAGS"
3232 AM_CONDITIONAL(BUILD_SSSE3_TESTS, test x$ac_have_as_ssse3 = xyes)
3235 # does the x86/amd64 assembler understand the PCLMULQDQ instruction?
3236 # Note, this doesn't generate a C-level symbol. It generates a
3237 # automake-level symbol (BUILD_PCLMULQDQ_TESTS), used in test Makefile.am's
3238 AC_MSG_CHECKING([if x86/amd64 assembler supports 'pclmulqdq'])
3239 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3241 __asm__ __volatile__(
3242 "pclmulqdq \$17,%%xmm6,%%xmm7" : : : "xmm6", "xmm7" ); }
3245 ac_have_as_pclmulqdq=yes
3246 AC_MSG_RESULT([yes])
3248 ac_have_as_pclmulqdq=no
3252 AM_CONDITIONAL(BUILD_PCLMULQDQ_TESTS, test x$ac_have_as_pclmulqdq = xyes)
3255 # does the x86/amd64 assembler understand the VPCLMULQDQ instruction?
3256 # Note, this doesn't generate a C-level symbol. It generates a
3257 # automake-level symbol (BUILD_VPCLMULQDQ_TESTS), used in test Makefile.am's
3258 AC_MSG_CHECKING([if x86/amd64 assembler supports 'vpclmulqdq'])
3259 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3262 * Carry-less multiplication of xmm1 with xmm2 and store the result in
3263 * xmm3. The immediate is used to determine which quadwords of xmm1 and
3264 * xmm2 should be used.
3266 __asm__ __volatile__(
3267 "vpclmulqdq \$0,%%xmm1,%%xmm2,%%xmm3" : : : );
3270 ac_have_as_vpclmulqdq=yes
3271 AC_MSG_RESULT([yes])
3273 ac_have_as_vpclmulqdq=no
3277 AM_CONDITIONAL(BUILD_VPCLMULQDQ_TESTS, test x$ac_have_as_vpclmulqdq = xyes)
3280 # does the x86/amd64 assembler understand FMA4 instructions?
3281 # Note, this doesn't generate a C-level symbol. It generates a
3282 # automake-level symbol (BUILD_AFM4_TESTS), used in test Makefile.am's
3283 AC_MSG_CHECKING([if x86/amd64 assembler supports FMA4 'vfmaddpd'])
3284 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3286 __asm__ __volatile__(
3287 "vfmaddpd %%xmm7,%%xmm8,%%xmm6,%%xmm9" : : : );
3290 ac_have_as_vfmaddpd=yes
3291 AC_MSG_RESULT([yes])
3293 ac_have_as_vfmaddpd=no
3297 AM_CONDITIONAL(BUILD_FMA4_TESTS, test x$ac_have_as_vfmaddpd = xyes)
3300 # does the x86/amd64 assembler understand the LZCNT instruction?
3301 # Note, this doesn't generate a C-level symbol. It generates a
3302 # automake-level symbol (BUILD_LZCNT_TESTS), used in test Makefile.am's
3303 AC_MSG_CHECKING([if x86/amd64 assembler supports 'lzcnt'])
3305 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3307 __asm__ __volatile__("lzcnt %%rax,%%rax" : : : "rax");
3310 ac_have_as_lzcnt=yes
3311 AC_MSG_RESULT([yes])
3317 AM_CONDITIONAL([BUILD_LZCNT_TESTS], [test x$ac_have_as_lzcnt = xyes])
3320 # does the x86/amd64 assembler understand the LOOPNEL instruction?
3321 # Note, this doesn't generate a C-level symbol. It generates a
3322 # automake-level symbol (BUILD_LOOPNEL_TESTS), used in test Makefile.am's
3323 AC_MSG_CHECKING([if x86/amd64 assembler supports 'loopnel'])
3325 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3327 __asm__ __volatile__("1: loopnel 1b\n");
3330 ac_have_as_loopnel=yes
3331 AC_MSG_RESULT([yes])
3333 ac_have_as_loopnel=no
3337 AM_CONDITIONAL([BUILD_LOOPNEL_TESTS], [test x$ac_have_as_loopnel = xyes])
3340 # does the x86/amd64 assembler understand ADDR32 ?
3341 # Note, this doesn't generate a C-level symbol. It generates a
3342 # automake-level symbol (BUILD_ADDR32_TESTS), used in test Makefile.am's
3343 AC_MSG_CHECKING([if x86/amd64 assembler supports 'addr32'])
3345 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3347 asm volatile ("addr32 rep movsb");
3350 ac_have_as_addr32=yes
3351 AC_MSG_RESULT([yes])
3353 ac_have_as_addr32=no
3357 AM_CONDITIONAL([BUILD_ADDR32_TESTS], [test x$ac_have_as_addr32 = xyes])
3360 # does the x86/amd64 assembler understand SSE 4.2 instructions?
3361 # Note, this doesn't generate a C-level symbol. It generates a
3362 # automake-level symbol (BUILD_SSE42_TESTS), used in test Makefile.am's
3363 AC_MSG_CHECKING([if x86/amd64 assembler speaks SSE4.2])
3365 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3366 do { long long int x;
3367 __asm__ __volatile__(
3368 "crc32q %%r15,%%r15" : : : "r15" );
3369 __asm__ __volatile__(
3370 "pblendvb (%%rcx), %%xmm11" : : : "memory", "xmm11");
3371 __asm__ __volatile__(
3372 "aesdec %%xmm2, %%xmm1" : : : "xmm2", "xmm1"); }
3375 ac_have_as_sse42=yes
3376 AC_MSG_RESULT([yes])
3382 AM_CONDITIONAL(BUILD_SSE42_TESTS, test x$ac_have_as_sse42 = xyes)
3385 # does the x86/amd64 assembler understand AVX instructions?
3386 # Note, this doesn't generate a C-level symbol. It generates a
3387 # automake-level symbol (BUILD_AVX_TESTS), used in test Makefile.am's
3388 AC_MSG_CHECKING([if x86/amd64 assembler speaks AVX])
3390 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3391 do { long long int x;
3392 __asm__ __volatile__(
3393 "vmovupd (%%rsp), %%ymm7" : : : "xmm7" );
3394 __asm__ __volatile__(
3395 "vaddpd %%ymm6,%%ymm7,%%ymm8" : : : "xmm6","xmm7","xmm8"); }
3399 AC_MSG_RESULT([yes])
3405 AM_CONDITIONAL(BUILD_AVX_TESTS, test x$ac_have_as_avx = xyes)
3408 # does the x86/amd64 assembler understand AVX2 instructions?
3409 # Note, this doesn't generate a C-level symbol. It generates a
3410 # automake-level symbol (BUILD_AVX2_TESTS), used in test Makefile.am's
3411 AC_MSG_CHECKING([if x86/amd64 assembler speaks AVX2])
3413 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3414 do { long long int x;
3415 __asm__ __volatile__(
3416 "vpsravd (%%rsp), %%ymm8, %%ymm7" : : : "xmm7", "xmm8" );
3417 __asm__ __volatile__(
3418 "vpaddb %%ymm6,%%ymm7,%%ymm8" : : : "xmm6","xmm7","xmm8"); }
3422 AC_MSG_RESULT([yes])
3428 AM_CONDITIONAL(BUILD_AVX2_TESTS, test x$ac_have_as_avx2 = xyes)
3431 # does the x86/amd64 assembler understand TSX instructions and
3432 # the XACQUIRE/XRELEASE prefixes?
3433 # Note, this doesn't generate a C-level symbol. It generates a
3434 # automake-level symbol (BUILD_TSX_TESTS), used in test Makefile.am's
3435 AC_MSG_CHECKING([if x86/amd64 assembler speaks TSX])
3437 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3439 __asm__ __volatile__(
3442 " xacquire lock incq 0(%rsp) \n\t"
3443 " xrelease lock incq 0(%rsp) \n"
3448 AC_MSG_RESULT([yes])
3454 AM_CONDITIONAL(BUILD_TSX_TESTS, test x$ac_have_as_tsx = xyes)
3457 # does the x86/amd64 assembler understand BMI1 and BMI2 instructions?
3458 # Note, this doesn't generate a C-level symbol. It generates a
3459 # automake-level symbol (BUILD_BMI_TESTS), used in test Makefile.am's
3460 AC_MSG_CHECKING([if x86/amd64 assembler speaks BMI1 and BMI2])
3462 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3463 do { unsigned int h, l;
3464 __asm__ __volatile__( "mulx %rax,%rcx,%r8" );
3465 __asm__ __volatile__(
3466 "andn %2, %1, %0" : "=r" (h) : "r" (0x1234567), "r" (0x7654321) );
3467 __asm__ __volatile__(
3468 "movl %2, %%edx; mulx %3, %1, %0" : "=r" (h), "=r" (l) : "g" (0x1234567), "rm" (0x7654321) : "edx" ); }
3472 AC_MSG_RESULT([yes])
3478 AM_CONDITIONAL(BUILD_BMI_TESTS, test x$ac_have_as_bmi = xyes)
3481 # does the x86/amd64 assembler understand FMA instructions?
3482 # Note, this doesn't generate a C-level symbol. It generates a
3483 # automake-level symbol (BUILD_FMA_TESTS), used in test Makefile.am's
3484 AC_MSG_CHECKING([if x86/amd64 assembler speaks FMA])
3486 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3487 do { unsigned int h, l;
3488 __asm__ __volatile__(
3489 "vfmadd132ps (%%rsp), %%ymm8, %%ymm7" : : : "xmm7", "xmm8" );
3490 __asm__ __volatile__(
3491 "vfnmsub231sd (%%rsp), %%xmm8, %%xmm7" : : : "xmm7", "xmm8" );
3492 __asm__ __volatile__(
3493 "vfmsubadd213pd (%%rsp), %%xmm8, %%xmm7" : : : "xmm7", "xmm8" ); }
3497 AC_MSG_RESULT([yes])
3503 AM_CONDITIONAL(BUILD_FMA_TESTS, test x$ac_have_as_fma = xyes)
3506 # does the amd64 assembler understand MPX instructions?
3507 # Note, this doesn't generate a C-level symbol. It generates a
3508 # automake-level symbol (BUILD_MPX_TESTS), used in test Makefile.am's
3509 AC_MSG_CHECKING([if amd64 assembler knows the MPX instructions])
3511 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3513 asm ("bndmov %bnd0,(%rsp)");
3514 asm ("bndldx 3(%rbx,%rdx), %bnd2");
3515 asm ("bnd call foo\n"
3522 AC_MSG_RESULT([yes])
3528 AM_CONDITIONAL(BUILD_MPX_TESTS, test x$ac_have_as_mpx = xyes)
3531 # does the amd64 assembler understand ADX instructions?
3532 # Note, this doesn't generate a C-level symbol. It generates a
3533 # automake-level symbol (BUILD_ADX_TESTS), used in test Makefile.am's
3534 AC_MSG_CHECKING([if amd64 assembler knows the ADX instructions])
3536 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3538 asm ("adcxq %r14,%r8");
3542 AC_MSG_RESULT([yes])
3548 AM_CONDITIONAL(BUILD_ADX_TESTS, test x$ac_have_as_adx = xyes)
3551 # does the amd64 assembler understand the RDRAND instruction?
3552 # Note, this doesn't generate a C-level symbol. It generates a
3553 # automake-level symbol (BUILD_RDRAND_TESTS), used in test Makefile.am's
3554 AC_MSG_CHECKING([if amd64 assembler knows the RDRAND instruction])
3556 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3558 asm ("rdrand %r14");
3559 asm ("rdrand %r14d");
3560 asm ("rdrand %r14w");
3563 ac_have_as_rdrand=yes
3564 AC_MSG_RESULT([yes])
3566 ac_have_as_rdrand=no
3570 AM_CONDITIONAL(BUILD_RDRAND_TESTS, test x$ac_have_as_rdrand = xyes)
3572 # does the amd64 assembler understand the RDSEED instruction?
3573 # Note, this doesn't generate a C-level symbol. It generates a
3574 # automake-level symbol (BUILD_RDSEED_TESTS), used in test Makefile.am's
3575 AC_MSG_CHECKING([if amd64 assembler knows the RDSEED instruction])
3577 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3579 asm ("rdseed %r14");
3580 asm ("rdseed %r14d");
3581 asm ("rdseed %r14w");
3584 ac_have_as_rdseed=yes
3585 AC_MSG_RESULT([yes])
3587 ac_have_as_rdseed=no
3591 AM_CONDITIONAL(BUILD_RDSEED_TESTS, test x$ac_have_as_rdseed = xyes)
3593 # does the amd64 assembler understand the F16C instructions (VCVTPH2PS and
3595 # Note, this doesn't generate a C-level symbol. It generates a
3596 # automake-level symbol (BUILD_F16C_TESTS), used in test Makefile.am's
3597 AC_MSG_CHECKING([if amd64 assembler knows the F16C instructions])
3599 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3601 asm ("vcvtph2ps %xmm5, %ymm10");
3602 // If we put the dollar sign and zero together, the shell processing
3603 // this configure.ac script substitutes the command name in. Sigh.
3604 asm ("vcvtps2ph $" "0, %ymm10, %xmm5");
3608 AC_MSG_RESULT([yes])
3614 AM_CONDITIONAL(BUILD_F16C_TESTS, test x$ac_have_as_f16c = xyes)
3617 # does the x86/amd64 assembler understand MOVBE?
3618 # Note, this doesn't generate a C-level symbol. It generates a
3619 # automake-level symbol (BUILD_MOVBE_TESTS), used in test Makefile.am's
3620 AC_MSG_CHECKING([if x86/amd64 assembler knows the MOVBE insn])
3622 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3623 do { long long int x;
3624 __asm__ __volatile__(
3625 "movbe (%%rsp), %%r15" : : : "memory", "r15" ); }
3628 ac_have_as_movbe=yes
3629 AC_MSG_RESULT([yes])
3635 AM_CONDITIONAL(BUILD_MOVBE_TESTS, test x$ac_have_as_movbe = xyes)
3638 # Does the C compiler support the "ifunc" attribute
3639 # Note, this doesn't generate a C-level symbol. It generates a
3640 # automake-level symbol (BUILD_IFUNC_TESTS), used in test Makefile.am's
3641 AC_MSG_CHECKING([if gcc supports the ifunc attribute])
3643 AC_LINK_IFELSE([AC_LANG_SOURCE([[
3644 static void mytest(void) {}
3646 static void (*resolve_test(void))(void)
3648 return (void (*)(void))&mytest;
3651 void test(void) __attribute__((ifunc("resolve_test")));
3659 ac_have_ifunc_attr=yes
3660 AC_MSG_RESULT([yes])
3662 ac_have_ifunc_attr=no
3666 AM_CONDITIONAL(BUILD_IFUNC_TESTS, test x$ac_have_ifunc_attr = xyes)
3668 # Does the C compiler support the armv8 crc feature flag
3669 # Note, this doesn't generate a C-level symbol. It generates a
3670 # automake-level symbol (BUILD_ARMV8_CRC_TESTS), used in test Makefile.am's
3671 AC_MSG_CHECKING([if gcc supports the armv8 crc feature flag])
3673 save_CFLAGS="$CFLAGS"
3674 CFLAGS="$CFLAGS -march=armv8-a+crc -Werror"
3675 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
3681 ac_have_armv8_crc_feature=yes
3682 AC_MSG_RESULT([yes])
3684 ac_have_armv8_crc_feature=no
3687 CFLAGS="$save_CFLAGS"
3689 AM_CONDITIONAL(BUILD_ARMV8_CRC_TESTS, test x$ac_have_armv8_crc_feature = xyes)
3692 # Does the C compiler support the armv81 flag and the assembler v8.1 instructions
3693 # Note, this doesn't generate a C-level symbol. It generates a
3694 # automake-level symbol (BUILD_ARMV81_TESTS), used in test Makefile.am's
3695 AC_MSG_CHECKING([if gcc supports the armv81 feature flag and assembler supports v8.1 instructions])
3697 save_CFLAGS="$CFLAGS"
3698 CFLAGS="$CFLAGS -march=armv8.1-a -Werror"
3699 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
3702 __asm__ __volatile__("ldadd x0, x1, [x2]" ::: "memory");
3706 ac_have_armv81_feature=yes
3707 AC_MSG_RESULT([yes])
3709 ac_have_armv81_feature=no
3712 CFLAGS="$save_CFLAGS"
3714 AM_CONDITIONAL(BUILD_ARMV81_TESTS, test x$ac_have_armv81_feature = xyes)
3717 # Does the C compiler support the armv82 flag and the assembler v8.2 instructions
3718 # Note, this doesn't generate a C-level symbol. It generates a
3719 # automake-level symbol (BUILD_ARMV82_TESTS), used in test Makefile.am's
3720 AC_MSG_CHECKING([if gcc supports the armv82 feature flag and assembler supports v8.2 instructions])
3722 save_CFLAGS="$CFLAGS"
3723 CFLAGS="$CFLAGS -march=armv8.2-a+fp16 -Werror"
3724 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
3727 __asm__ __volatile__("faddp h0, v1.2h");
3731 ac_have_armv82_feature=yes
3732 AC_MSG_RESULT([yes])
3734 ac_have_armv82_feature=no
3737 CFLAGS="$save_CFLAGS"
3739 AM_CONDITIONAL(BUILD_ARMV82_TESTS, test x$ac_have_armv82_feature = xyes)
3742 # XXX JRS 2010 Oct 13: what is this for? For sure, we don't need this
3743 # when building the tool executables. I think we should get rid of it.
3745 # Check for TLS support in the compiler and linker
3746 AC_LINK_IFELSE([AC_LANG_PROGRAM([[static __thread int foo;]],
3748 [vg_cv_linktime_tls=yes],
3749 [vg_cv_linktime_tls=no])
3750 # Native compilation: check whether running a program using TLS succeeds.
3751 # Linking only is not sufficient -- e.g. on Red Hat 7.3 linking TLS programs
3752 # succeeds but running programs using TLS fails.
3753 # Cross-compiling: check whether linking a program using TLS succeeds.
3754 AC_CACHE_CHECK([for TLS support], vg_cv_tls,
3755 [AC_ARG_ENABLE(tls, [ --enable-tls platform supports TLS],
3756 [vg_cv_tls=$enableval],
3757 [AC_RUN_IFELSE([AC_LANG_PROGRAM([[static __thread int foo;]],
3761 [vg_cv_tls=$vg_cv_linktime_tls])])])
3763 if test "$vg_cv_tls" = yes -a $is_clang != applellvm; then
3764 AC_DEFINE([HAVE_TLS], 1, [can use __thread to define thread-local variables])
3768 #----------------------------------------------------------------------------
3769 # Solaris-specific checks.
3770 #----------------------------------------------------------------------------
3772 if test "$VGCONF_OS" = "solaris" ; then
3773 AC_CHECK_HEADERS([sys/lgrp_user_impl.h])
3775 # Solaris-specific check determining if the Sun Studio Assembler is used to
3776 # build Valgrind. The test checks if the x86/amd64 assembler understands the
3777 # cmovl.l instruction, if yes then it's Sun Assembler.
3779 # C-level symbol: none
3780 # Automake-level symbol: SOLARIS_SUN_STUDIO_AS
3782 AC_MSG_CHECKING([if x86/amd64 assembler speaks cmovl.l (Solaris-specific)])
3783 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3785 __asm__ __volatile__("cmovl.l %edx, %eax");
3787 solaris_have_sun_studio_as=yes
3788 AC_MSG_RESULT([yes])
3790 solaris_have_sun_studio_as=no
3793 AM_CONDITIONAL(SOLARIS_SUN_STUDIO_AS, test x$solaris_have_sun_studio_as = xyes)
3795 # Solaris-specific check determining if symbols __xpg4 and __xpg6
3796 # are present in linked shared libraries when gcc is invoked with -std=gnu99.
3797 # See solaris/vgpreload-solaris.mapfile for details.
3798 # gcc on older Solaris instructs linker to include these symbols,
3799 # gcc on illumos and newer Solaris does not.
3801 # C-level symbol: none
3802 # Automake-level symbol: SOLARIS_XPG_SYMBOLS_PRESENT
3804 save_CFLAGS="$CFLAGS"
3805 CFLAGS="$CFLAGS -std=gnu99"
3806 AC_MSG_CHECKING([if xpg symbols are present with -std=gnu99 (Solaris-specific)])
3807 temp_dir=$( /usr/bin/mktemp -d )
3808 cat <<_ACEOF >${temp_dir}/mylib.c
3810 int myfunc(void) { printf("LaPutyka\n"); }
3812 ${CC} ${CFLAGS} -fpic -shared -o ${temp_dir}/mylib.so ${temp_dir}/mylib.c
3813 xpg_present=$( /usr/bin/nm ${temp_dir}/mylib.so | ${EGREP} '(__xpg4|__xpg6)' )
3814 if test "x${xpg_present}" = "x" ; then
3815 solaris_xpg_symbols_present=no
3818 solaris_xpg_symbols_present=yes
3819 AC_MSG_RESULT([yes])
3822 AM_CONDITIONAL(SOLARIS_XPG_SYMBOLS_PRESENT, test x$solaris_xpg_symbols_present = xyes)
3823 CFLAGS="$save_CFLAGS"
3826 # Solaris-specific check determining if gcc enables largefile support by
3827 # default for 32-bit executables. If it does, then set SOLARIS_UNDEF_LARGESOURCE
3828 # variable with gcc flags which disable it.
3830 AC_MSG_CHECKING([if gcc enables largefile support for 32-bit apps (Solaris-specific)])
3831 save_CFLAGS="$CFLAGS"
3832 CFLAGS="$CFLAGS -m32"
3833 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
3834 return _LARGEFILE_SOURCE;
3836 SOLARIS_UNDEF_LARGESOURCE="-U_LARGEFILE_SOURCE -U_LARGEFILE64_SOURCE -U_FILE_OFFSET_BITS"
3837 AC_MSG_RESULT([yes])
3839 SOLARIS_UNDEF_LARGESOURCE=""
3843 AC_SUBST(SOLARIS_UNDEF_LARGESOURCE)
3846 # Solaris-specific check determining if /proc/self/cmdline
3847 # or /proc/<pid>/cmdline is supported.
3849 # C-level symbol: SOLARIS_PROC_CMDLINE
3850 # Automake-level symbol: SOLARIS_PROC_CMDLINE
3852 AC_CHECK_FILE([/proc/self/cmdline],
3854 solaris_proc_cmdline=yes
3855 AC_DEFINE([SOLARIS_PROC_CMDLINE], 1,
3856 [Define to 1 if you have /proc/self/cmdline.])
3858 solaris_proc_cmdline=no
3860 AM_CONDITIONAL(SOLARIS_PROC_CMDLINE, test x$solaris_proc_cmdline = xyes)
3863 # Solaris-specific check determining default platform for the Valgrind launcher.
3864 # Used in case the launcher cannot select platform by looking at the client
3865 # image (for example because the executable is a shell script).
3867 # C-level symbol: SOLARIS_LAUNCHER_DEFAULT_PLATFORM
3868 # Automake-level symbol: none
3870 AC_MSG_CHECKING([for default platform of Valgrind launcher (Solaris-specific)])
3871 # Get the ELF class of /bin/sh first.
3872 if ! test -f /bin/sh; then
3873 AC_MSG_ERROR([Shell interpreter `/bin/sh' not found.])
3875 elf_class=$( /usr/bin/file /bin/sh | sed -n 's/.*ELF \(..\)-bit.*/\1/p' )
3876 case "$elf_class" in
3878 default_arch="$VGCONF_ARCH_PRI";
3881 if test "x$VGCONF_ARCH_SEC" != "x"; then
3882 default_arch="$VGCONF_ARCH_SEC"
3884 default_arch="$VGCONF_ARCH_PRI";
3888 AC_MSG_ERROR([Cannot determine ELF class of `/bin/sh'.])
3891 default_platform="$default_arch-$VGCONF_OS"
3892 AC_MSG_RESULT([$default_platform])
3893 AC_DEFINE_UNQUOTED([SOLARIS_LAUNCHER_DEFAULT_PLATFORM], ["$default_platform"],
3894 [Default platform for Valgrind launcher.])
3897 # Solaris-specific check determining if the old syscalls are available.
3899 # C-level symbol: SOLARIS_OLD_SYSCALLS
3900 # Automake-level symbol: SOLARIS_OLD_SYSCALLS
3902 AC_MSG_CHECKING([for the old Solaris syscalls (Solaris-specific)])
3903 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
3904 #include <sys/syscall.h>
3908 solaris_old_syscalls=yes
3909 AC_MSG_RESULT([yes])
3910 AC_DEFINE([SOLARIS_OLD_SYSCALLS], 1,
3911 [Define to 1 if you have the old Solaris syscalls.])
3913 solaris_old_syscalls=no
3916 AM_CONDITIONAL(SOLARIS_OLD_SYSCALLS, test x$solaris_old_syscalls = xyes)
3919 # Solaris-specific check determining if the new accept() syscall is available.
3922 # int accept(int sock, struct sockaddr *name, socklen_t *namelenp,
3925 # New syscall (available on illumos):
3926 # int accept(int sock, struct sockaddr *name, socklen_t *namelenp,
3927 # int version, int flags);
3929 # If the old syscall is present then the following syscall will fail with
3930 # ENOTSOCK (because file descriptor 0 is not a socket), if the new syscall is
3931 # available then it will fail with EINVAL (because the flags parameter is
3934 # C-level symbol: SOLARIS_NEW_ACCEPT_SYSCALL
3935 # Automake-level symbol: none
3937 AC_MSG_CHECKING([for the new `accept' syscall (Solaris-specific)])
3938 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
3939 #include <sys/syscall.h>
3943 syscall(SYS_accept, 0, 0, 0, 0, -1);
3944 return !(errno == EINVAL);
3946 AC_MSG_RESULT([yes])
3947 AC_DEFINE([SOLARIS_NEW_ACCEPT_SYSCALL], 1,
3948 [Define to 1 if you have the new `accept' syscall.])
3954 # Solaris-specific check determining if the new illumos pipe() syscall is
3958 # longlong_t pipe();
3960 # New syscall (available on illumos):
3961 # int pipe(intptr_t arg, int flags);
3963 # If the old syscall is present then the following call will succeed, if the
3964 # new syscall is available then it will fail with EFAULT (because address 0
3965 # cannot be accessed).
3967 # C-level symbol: SOLARIS_NEW_PIPE_SYSCALL
3968 # Automake-level symbol: none
3970 AC_MSG_CHECKING([for the new `pipe' syscall (Solaris-specific)])
3971 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
3972 #include <sys/syscall.h>
3976 syscall(SYS_pipe, 0, 0);
3977 return !(errno == EFAULT);
3979 AC_MSG_RESULT([yes])
3980 AC_DEFINE([SOLARIS_NEW_PIPE_SYSCALL], 1,
3981 [Define to 1 if you have the new `pipe' syscall.])
3987 # Solaris-specific check determining if the new lwp_sigqueue() syscall is
3991 # int lwp_kill(id_t lwpid, int sig);
3993 # New syscall (available on Solaris 11):
3994 # int lwp_sigqueue(id_t lwpid, int sig, void *value,
3995 # int si_code, timespec_t *timeout);
3997 # C-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL
3998 # Automake-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL
4000 AC_MSG_CHECKING([for the new `lwp_sigqueue' syscall (Solaris-specific)])
4001 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4002 #include <sys/syscall.h>
4004 return !SYS_lwp_sigqueue;
4006 solaris_lwp_sigqueue_syscall=yes
4007 AC_MSG_RESULT([yes])
4008 AC_DEFINE([SOLARIS_LWP_SIGQUEUE_SYSCALL], 1,
4009 [Define to 1 if you have the new `lwp_sigqueue' syscall.])
4011 solaris_lwp_sigqueue_syscall=no
4014 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL, test x$solaris_lwp_sigqueue_syscall = xyes)
4017 # Solaris-specific check determining if the lwp_sigqueue() syscall
4018 # takes both pid and thread id arguments or just thread id.
4020 # Old syscall (available up to Solaris 11.3):
4021 # int lwp_sigqueue(id_t lwpid, int sig, void *value,
4022 # int si_code, timespec_t *timeout);
4024 # New syscall (available since Solaris 11.4):
4025 # int lwp_sigqueue(pid_t pid, id_t lwpid, int sig, void *value,
4026 # int si_code, timespec_t *timeout);
4028 # If the old syscall is present then the following syscall will fail with
4029 # EINVAL (because signal is out of range); if the new syscall is available
4030 # then it will fail with ESRCH (because it would not find such thread in the
4033 # C-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID
4034 # Automake-level symbol: SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID
4036 AM_COND_IF(SOLARIS_LWP_SIGQUEUE_SYSCALL,
4037 AC_MSG_CHECKING([if the `lwp_sigqueue' syscall accepts pid (Solaris-specific)])
4038 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
4039 #include <sys/syscall.h>
4043 syscall(SYS_lwp_sigqueue, 0, 101, 0, 0, 0, 0);
4044 return !(errno == ESRCH);
4046 solaris_lwp_sigqueue_syscall_takes_pid=yes
4047 AC_MSG_RESULT([yes])
4048 AC_DEFINE([SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID], 1,
4049 [Define to 1 if you have the new `lwp_sigqueue' syscall which accepts pid.])
4051 solaris_lwp_sigqueue_syscall_takes_pid=no
4054 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID,
4055 test x$solaris_lwp_sigqueue_syscall_takes_pid = xyes)
4057 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID, test x = y)
4061 # Solaris-specific check determining if the new lwp_name() syscall is
4064 # New syscall (available on Solaris 11):
4065 # int lwp_name(int opcode, id_t lwpid, char *name, size_t len);
4067 # C-level symbol: SOLARIS_LWP_NAME_SYSCALL
4068 # Automake-level symbol: SOLARIS_LWP_NAME_SYSCALL
4070 AC_MSG_CHECKING([for the new `lwp_name' syscall (Solaris-specific)])
4071 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4072 #include <sys/syscall.h>
4074 return !SYS_lwp_name;
4076 solaris_lwp_name_syscall=yes
4077 AC_MSG_RESULT([yes])
4078 AC_DEFINE([SOLARIS_LWP_NAME_SYSCALL], 1,
4079 [Define to 1 if you have the new `lwp_name' syscall.])
4081 solaris_lwp_name_syscall=no
4084 AM_CONDITIONAL(SOLARIS_LWP_NAME_SYSCALL, test x$solaris_lwp_name_syscall = xyes)
4087 # Solaris-specific check determining if the new getrandom() syscall is
4090 # New syscall (available on Solaris 11):
4091 # int getrandom(void *buf, size_t buflen, uint_t flags);
4093 # C-level symbol: SOLARIS_GETRANDOM_SYSCALL
4094 # Automake-level symbol: SOLARIS_GETRANDOM_SYSCALL
4096 AC_MSG_CHECKING([for the new `getrandom' syscall (Solaris-specific)])
4097 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4098 #include <sys/syscall.h>
4100 return !SYS_getrandom;
4102 solaris_getrandom_syscall=yes
4103 AC_MSG_RESULT([yes])
4104 AC_DEFINE([SOLARIS_GETRANDOM_SYSCALL], 1,
4105 [Define to 1 if you have the new `getrandom' syscall.])
4107 solaris_getrandom_syscall=no
4110 AM_CONDITIONAL(SOLARIS_GETRANDOM_SYSCALL, test x$solaris_getrandom_syscall = xyes)
4113 # Solaris-specific check determining if the new zone() syscall subcodes
4114 # ZONE_LIST_DEFUNCT and ZONE_GETATTR_DEFUNCT are available. These subcodes
4115 # were added in Solaris 11 but are missing on illumos.
4117 # C-level symbol: SOLARIS_ZONE_DEFUNCT
4118 # Automake-level symbol: SOLARIS_ZONE_DEFUNCT
4120 AC_MSG_CHECKING([for ZONE_LIST_DEFUNCT and ZONE_GETATTR_DEFUNCT (Solaris-specific)])
4121 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4122 #include <sys/zone.h>
4124 return !(ZONE_LIST_DEFUNCT && ZONE_GETATTR_DEFUNCT);
4126 solaris_zone_defunct=yes
4127 AC_MSG_RESULT([yes])
4128 AC_DEFINE([SOLARIS_ZONE_DEFUNCT], 1,
4129 [Define to 1 if you have the `ZONE_LIST_DEFUNCT' and `ZONE_GETATTR_DEFUNC' constants.])
4131 solaris_zone_defunct=no
4134 AM_CONDITIONAL(SOLARIS_ZONE_DEFUNCT, test x$solaris_zone_defunct = xyes)
4137 # Solaris-specific check determining if commands A_GETSTAT and A_SETSTAT
4138 # for auditon(2) subcode of the auditsys() syscall are available.
4139 # These commands are available in Solaris 11 and illumos but were removed
4142 # C-level symbol: SOLARIS_AUDITON_STAT
4143 # Automake-level symbol: SOLARIS_AUDITON_STAT
4145 AC_MSG_CHECKING([for A_GETSTAT and A_SETSTAT auditon(2) commands (Solaris-specific)])
4146 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4147 #include <bsm/audit.h>
4149 return !(A_GETSTAT && A_SETSTAT);
4151 solaris_auditon_stat=yes
4152 AC_MSG_RESULT([yes])
4153 AC_DEFINE([SOLARIS_AUDITON_STAT], 1,
4154 [Define to 1 if you have the `A_GETSTAT' and `A_SETSTAT' constants.])
4156 solaris_auditon_stat=no
4159 AM_CONDITIONAL(SOLARIS_AUDITON_STAT, test x$solaris_auditon_stat = xyes)
4162 # Solaris-specific check determining if the new shmsys() syscall subcodes
4163 # IPC_XSTAT64, SHMADV, SHM_ADV_GET, SHM_ADV_SET and SHMGET_OSM are available.
4164 # These subcodes were added in Solaris 11 but are missing on illumos.
4166 # C-level symbol: SOLARIS_SHM_NEW
4167 # Automake-level symbol: SOLARIS_SHM_NEW
4169 AC_MSG_CHECKING([for SHMADV, SHM_ADV_GET, SHM_ADV_SET and SHMGET_OSM (Solaris-specific)])
4170 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4171 #include <sys/ipc_impl.h>
4172 #include <sys/shm.h>
4173 #include <sys/shm_impl.h>
4175 return !(IPC_XSTAT64 && SHMADV && SHM_ADV_GET && SHM_ADV_SET && SHMGET_OSM);
4178 AC_MSG_RESULT([yes])
4179 AC_DEFINE([SOLARIS_SHM_NEW], 1,
4180 [Define to 1 if you have the `IPC_XSTAT64', `SHMADV', `SHM_ADV_GET', `SHM_ADV_SET' and `SHMGET_OSM' constants.])
4185 AM_CONDITIONAL(SOLARIS_SHM_NEW, test x$solaris_shm_new = xyes)
4188 # Solaris-specific check determining if prxregset_t is available. Illumos
4189 # currently does not define it on the x86 platform.
4191 # C-level symbol: SOLARIS_PRXREGSET_T
4192 # Automake-level symbol: SOLARIS_PRXREGSET_T
4194 AC_MSG_CHECKING([for the `prxregset_t' type (Solaris-specific)])
4195 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4196 #include <sys/procfs_isa.h>
4198 return !sizeof(prxregset_t);
4200 solaris_prxregset_t=yes
4201 AC_MSG_RESULT([yes])
4202 AC_DEFINE([SOLARIS_PRXREGSET_T], 1,
4203 [Define to 1 if you have the `prxregset_t' type.])
4205 solaris_prxregset_t=no
4208 AM_CONDITIONAL(SOLARIS_PRXREGSET_T, test x$solaris_prxregset_t = xyes)
4211 # Solaris-specific check determining if the new frealpathat() syscall is
4214 # New syscall (available on Solaris 11.1):
4215 # int frealpathat(int fd, char *path, char *buf, size_t buflen);
4217 # C-level symbol: SOLARIS_FREALPATHAT_SYSCALL
4218 # Automake-level symbol: SOLARIS_FREALPATHAT_SYSCALL
4220 AC_MSG_CHECKING([for the new `frealpathat' syscall (Solaris-specific)])
4221 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4222 #include <sys/syscall.h>
4224 return !SYS_frealpathat;
4226 solaris_frealpathat_syscall=yes
4227 AC_MSG_RESULT([yes])
4228 AC_DEFINE([SOLARIS_FREALPATHAT_SYSCALL], 1,
4229 [Define to 1 if you have the new `frealpathat' syscall.])
4231 solaris_frealpathat_syscall=no
4234 AM_CONDITIONAL(SOLARIS_FREALPATHAT_SYSCALL, test x$solaris_frealpathat_syscall = xyes)
4237 # Solaris-specific check determining if the new uuidsys() syscall is
4240 # New syscall (available on newer Solaris):
4241 # int uuidsys(struct uuid *uuid);
4243 # C-level symbol: SOLARIS_UUIDSYS_SYSCALL
4244 # Automake-level symbol: SOLARIS_UUIDSYS_SYSCALL
4246 AC_MSG_CHECKING([for the new `uuidsys' syscall (Solaris-specific)])
4247 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4248 #include <sys/syscall.h>
4250 return !SYS_uuidsys;
4252 solaris_uuidsys_syscall=yes
4253 AC_MSG_RESULT([yes])
4254 AC_DEFINE([SOLARIS_UUIDSYS_SYSCALL], 1,
4255 [Define to 1 if you have the new `uuidsys' syscall.])
4257 solaris_uuidsys_syscall=no
4260 AM_CONDITIONAL(SOLARIS_UUIDSYS_SYSCALL, test x$solaris_uuidsys_syscall = xyes)
4263 # Solaris-specific check determining if the new labelsys() syscall subcode
4264 # TNDB_GET_TNIP is available. This subcode was added in Solaris 11 but is
4265 # missing on illumos.
4267 # C-level symbol: SOLARIS_TNDB_GET_TNIP
4268 # Automake-level symbol: SOLARIS_TNDB_GET_TNIP
4270 AC_MSG_CHECKING([for TNDB_GET_TNIP (Solaris-specific)])
4271 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4272 #include <sys/tsol/tndb.h>
4274 return !TNDB_GET_TNIP;
4276 solaris_tndb_get_tnip=yes
4277 AC_MSG_RESULT([yes])
4278 AC_DEFINE([SOLARIS_TNDB_GET_TNIP], 1,
4279 [Define to 1 if you have the `TNDB_GET_TNIP' constant.])
4281 solaris_tndb_get_tnip=no
4284 AM_CONDITIONAL(SOLARIS_TNDB_GET_TNIP, test x$solaris_tndb_get_tnip = xyes)
4287 # Solaris-specific check determining if the new labelsys() syscall opcodes
4288 # TSOL_GETCLEARANCE and TSOL_SETCLEARANCE are available. These opcodes were
4289 # added in Solaris 11 but are missing on illumos.
4291 # C-level symbol: SOLARIS_TSOL_CLEARANCE
4292 # Automake-level symbol: SOLARIS_TSOL_CLEARANCE
4294 AC_MSG_CHECKING([for TSOL_GETCLEARANCE and TSOL_SETCLEARANCE (Solaris-specific)])
4295 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4296 #include <sys/tsol/tsyscall.h>
4298 return !(TSOL_GETCLEARANCE && TSOL_SETCLEARANCE);
4300 solaris_tsol_clearance=yes
4301 AC_MSG_RESULT([yes])
4302 AC_DEFINE([SOLARIS_TSOL_CLEARANCE], 1,
4303 [Define to 1 if you have the `TSOL_GETCLEARANCE' and `TSOL_SETCLEARANCE' constants.])
4305 solaris_tsol_clearance=no
4308 AM_CONDITIONAL(SOLARIS_TSOL_CLEARANCE, test x$solaris_tsol_clearance = xyes)
4311 # Solaris-specific check determining if the new pset() syscall subcode
4312 # PSET_GET_NAME is available. This subcode was added in Solaris 11.4 but
4313 # is missing on illumos and Solaris 11.3.
4315 # C-level symbol: SOLARIS_PSET_GET_NAME
4316 # Automake-level symbol: SOLARIS_PSET_GET_NAME
4318 AC_MSG_CHECKING([for PSET_GET_NAME (Solaris-specific)])
4319 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4320 #include <sys/pset.h>
4322 return !(PSET_GET_NAME);
4324 solaris_pset_get_name=yes
4325 AC_MSG_RESULT([yes])
4326 AC_DEFINE([SOLARIS_PSET_GET_NAME], 1,
4327 [Define to 1 if you have the `PSET_GET_NAME' constants.])
4329 solaris_pset_get_name=no
4332 AM_CONDITIONAL(SOLARIS_PSET_GET_NAME, test x$solaris_pset_get_name = xyes)
4335 # Solaris-specific check determining if the utimesys() syscall is
4336 # available (on illumos and older Solaris).
4338 # C-level symbol: SOLARIS_UTIMESYS_SYSCALL
4339 # Automake-level symbol: SOLARIS_UTIMESYS_SYSCALL
4341 AC_MSG_CHECKING([for the `utimesys' syscall (Solaris-specific)])
4342 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4343 #include <sys/syscall.h>
4345 return !SYS_utimesys;
4347 solaris_utimesys_syscall=yes
4348 AC_MSG_RESULT([yes])
4349 AC_DEFINE([SOLARIS_UTIMESYS_SYSCALL], 1,
4350 [Define to 1 if you have the `utimesys' syscall.])
4352 solaris_utimesys_syscall=no
4355 AM_CONDITIONAL(SOLARIS_UTIMESYS_SYSCALL, test x$solaris_utimesys_syscall = xyes)
4358 # Solaris-specific check determining if the utimensat() syscall is
4359 # available (on newer Solaris).
4361 # C-level symbol: SOLARIS_UTIMENSAT_SYSCALL
4362 # Automake-level symbol: SOLARIS_UTIMENSAT_SYSCALL
4364 AC_MSG_CHECKING([for the `utimensat' syscall (Solaris-specific)])
4365 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4366 #include <sys/syscall.h>
4368 return !SYS_utimensat;
4370 solaris_utimensat_syscall=yes
4371 AC_MSG_RESULT([yes])
4372 AC_DEFINE([SOLARIS_UTIMENSAT_SYSCALL], 1,
4373 [Define to 1 if you have the `utimensat' syscall.])
4375 solaris_utimensat_syscall=no
4378 AM_CONDITIONAL(SOLARIS_UTIMENSAT_SYSCALL, test x$solaris_utimensat_syscall = xyes)
4381 # Solaris-specific check determining if the spawn() syscall is available
4382 # (on newer Solaris).
4384 # C-level symbol: SOLARIS_SPAWN_SYSCALL
4385 # Automake-level symbol: SOLARIS_SPAWN_SYSCALL
4387 AC_MSG_CHECKING([for the `spawn' syscall (Solaris-specific)])
4388 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4389 #include <sys/syscall.h>
4393 solaris_spawn_syscall=yes
4394 AC_MSG_RESULT([yes])
4395 AC_DEFINE([SOLARIS_SPAWN_SYSCALL], 1,
4396 [Define to 1 if you have the `spawn' syscall.])
4398 solaris_spawn_syscall=no
4401 AM_CONDITIONAL(SOLARIS_SPAWN_SYSCALL, test x$solaris_spawn_syscall = xyes)
4404 # Solaris-specific check determining if commands MODNVL_CTRLMAP through
4405 # MODDEVINFO_CACHE_TS for modctl() syscall are available (on newer Solaris).
4407 # C-level symbol: SOLARIS_MODCTL_MODNVL
4408 # Automake-level symbol: SOLARIS_MODCTL_MODNVL
4410 AC_MSG_CHECKING([for MODNVL_CTRLMAP through MODDEVINFO_CACHE_TS modctl(2) commands (Solaris-specific)])
4411 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4412 #include <sys/modctl.h>
4414 return !(MODNVL_CTRLMAP && MODDEVINFO_CACHE_TS);
4416 solaris_modctl_modnvl=yes
4417 AC_MSG_RESULT([yes])
4418 AC_DEFINE([SOLARIS_MODCTL_MODNVL], 1,
4419 [Define to 1 if you have the `MODNVL_CTRLMAP' through `MODDEVINFO_CACHE_TS' constants.])
4421 solaris_modctl_modnvl=no
4424 AM_CONDITIONAL(SOLARIS_MODCTL_MODNVL, test x$solaris_modctl_modnvl = xyes)
4427 # Solaris-specific check determining whether nscd (name switch cache daemon)
4428 # attaches its door at /system/volatile/name_service_door (Solaris)
4429 # or at /var/run/name_service_door (illumos).
4431 # Note that /var/run is a symlink to /system/volatile on Solaris
4432 # but not vice versa on illumos.
4434 # C-level symbol: SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE
4435 # Automake-level symbol: SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE
4437 AC_MSG_CHECKING([for nscd door location (Solaris-specific)])
4438 if test -e /system/volatile/name_service_door; then
4439 solaris_nscd_door_system_volatile=yes
4440 AC_MSG_RESULT([/system/volatile/name_service_door])
4441 AC_DEFINE([SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE], 1,
4442 [Define to 1 if nscd attaches to /system/volatile/name_service_door.])
4444 solaris_nscd_door_system_volatile=no
4445 AC_MSG_RESULT([/var/run/name_service_door])
4447 AM_CONDITIONAL(SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE, test x$solaris_nscd_door_system_volatile = xyes)
4450 # Solaris-specific check determining if the new gethrt() fasttrap is available.
4452 # New fasttrap (available on Solaris 11):
4453 # hrt_t *gethrt(void);
4455 # C-level symbol: SOLARIS_GETHRT_FASTTRAP
4456 # Automake-level symbol: SOLARIS_GETHRT_FASTTRAP
4458 AC_MSG_CHECKING([for the new `gethrt' fasttrap (Solaris-specific)])
4459 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4460 #include <sys/trap.h>
4464 solaris_gethrt_fasttrap=yes
4465 AC_MSG_RESULT([yes])
4466 AC_DEFINE([SOLARIS_GETHRT_FASTTRAP], 1,
4467 [Define to 1 if you have the new `gethrt' fasttrap.])
4469 solaris_gethrt_fasttrap=no
4472 AM_CONDITIONAL(SOLARIS_GETHRT_FASTTRAP, test x$solaris_gethrt_fasttrap = xyes)
4475 # Solaris-specific check determining if the new get_zone_offset() fasttrap
4478 # New fasttrap (available on Solaris 11):
4479 # zonehrtoffset_t *get_zone_offset(void);
4481 # C-level symbol: SOLARIS_GETZONEOFFSET_FASTTRAP
4482 # Automake-level symbol: SOLARIS_GETZONEOFFSET_FASTTRAP
4484 AC_MSG_CHECKING([for the new `get_zone_offset' fasttrap (Solaris-specific)])
4485 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4486 #include <sys/trap.h>
4488 return !T_GETZONEOFFSET;
4490 solaris_getzoneoffset_fasttrap=yes
4491 AC_MSG_RESULT([yes])
4492 AC_DEFINE([SOLARIS_GETZONEOFFSET_FASTTRAP], 1,
4493 [Define to 1 if you have the new `get_zone_offset' fasttrap.])
4495 solaris_getzoneoffset_fasttrap=no
4498 AM_CONDITIONAL(SOLARIS_GETZONEOFFSET_FASTTRAP, test x$solaris_getzoneoffset_fasttrap = xyes)
4501 # Solaris-specific check determining if the execve() syscall
4502 # takes fourth argument (flags) or not.
4504 # Old syscall (available on illumos):
4505 # int execve(const char *fname, const char **argv, const char **envp);
4507 # New syscall (available on Solaris):
4508 # int execve(uintptr_t file, const char **argv, const char **envp, int flags);
4510 # If the new syscall is present then it will fail with EINVAL (because flags
4511 # are invalid); if the old syscall is available then it will fail with ENOENT
4512 # (because the file could not be found).
4514 # C-level symbol: SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS
4515 # Automake-level symbol: SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS
4517 AC_MSG_CHECKING([if the `execve' syscall accepts flags (Solaris-specific)])
4518 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
4519 #include <sys/syscall.h>
4523 syscall(SYS_execve, "/no/existing/path", 0, 0, 0xdeadbeef, 0, 0);
4524 return !(errno == EINVAL);
4526 solaris_execve_syscall_takes_flags=yes
4527 AC_MSG_RESULT([yes])
4528 AC_DEFINE([SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS], 1,
4529 [Define to 1 if you have the new `execve' syscall which accepts flags.])
4531 solaris_execve_syscall_takes_flags=no
4534 AM_CONDITIONAL(SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS,
4535 test x$solaris_execve_syscall_takes_flags = xyes)
4538 # Solaris-specific check determining version of the repository cache protocol.
4539 # Every Solaris version uses a different one, ranging from 21 to current 25.
4540 # The check is very ugly, though.
4542 # C-level symbol: SOLARIS_REPCACHE_PROTOCOL_VERSION vv
4543 # Automake-level symbol: none
4545 AC_PATH_PROG(DIS_PATH, dis, false)
4546 if test "x$DIS_PATH" = "xfalse"; then
4547 AC_MSG_FAILURE([Object code disassembler (`dis') not found.])
4549 # The illumos source is (or was) here
4550 # https://github.com/illumos/illumos-gate/blob/master/usr/src/lib/libscf/common/lowlevel.c#L1148
4551 # specifically the line
4553 # request.rdr_version = REPOSITORY_DOOR_VERSION;
4555 # rdr_version is a 32bit unsigned int
4556 # The macro REPOSITORY_DOOR_VERSION contains the ascii letters "Rep" in the top 3
4557 # bytes and the door version in the lowest byte. Hence we look for Rep which is 526570
4558 # in hex and then extrace the following byte.
4559 AC_CHECK_LIB(scf, scf_handle_bind, [], [
4560 AC_MSG_WARN([Function `scf_handle_bind' was not found in `libscf'.])
4561 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
4564 AC_MSG_CHECKING([for version of the repository cache protocol (Solaris-specific)])
4565 if test "X$VGCONF_ARCH_PRI" = "Xamd64"; then
4566 libscf=/usr/lib/64/libscf.so.1
4568 libscf=/usr/lib/libscf.so.1
4570 if ! $DIS_PATH -F scf_handle_bind $libscf | grep -q -E '0x(4d01)?526570'; then
4571 AC_MSG_WARN([Function `scf_handle_bind' does not contain repository cache protocol version.])
4572 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
4574 hex=$( $DIS_PATH -F scf_handle_bind $libscf | grep 526570 | sed 's/.*526570//;s/,.*//' )
4575 if test -z "$hex"; then
4576 AC_MSG_WARN([Version of the repository cache protocol is empty?!])
4577 AC_MSG_ERROR([Cannot determine version of the repository cache protocol.])
4579 version=$( printf "%d\n" 0x$hex )
4580 AC_MSG_RESULT([$version])
4581 AC_DEFINE_UNQUOTED([SOLARIS_REPCACHE_PROTOCOL_VERSION], [$version],
4582 [Version number of the repository door cache protocol.])
4585 # Solaris-specific check determining if "sysstat" segment reservation type
4588 # New "sysstat" segment reservation (available on Solaris 11.4):
4589 # - program header type: PT_SUNW_SYSSTAT
4590 # - auxiliary vector entry: AT_SUN_SYSSTAT_ADDR
4592 # C-level symbol: SOLARIS_RESERVE_SYSSTAT_ADDR
4593 # Automake-level symbol: SOLARIS_RESERVE_SYSSTAT_ADDR
4595 AC_MSG_CHECKING([for the new `sysstat' segment reservation (Solaris-specific)])
4596 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4597 #include <sys/auxv.h>
4599 return !AT_SUN_SYSSTAT_ADDR;
4601 solaris_reserve_sysstat_addr=yes
4602 AC_MSG_RESULT([yes])
4603 AC_DEFINE([SOLARIS_RESERVE_SYSSTAT_ADDR], 1,
4604 [Define to 1 if you have the new `sysstat' segment reservation.])
4606 solaris_reserve_sysstat_addr=no
4609 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ADDR, test x$solaris_reserve_sysstat_addr = xyes)
4612 # Solaris-specific check determining if "sysstat_zone" segment reservation type
4615 # New "sysstat_zone" segment reservation (available on Solaris 11.4):
4616 # - program header type: PT_SUNW_SYSSTAT_ZONE
4617 # - auxiliary vector entry: AT_SUN_SYSSTAT_ZONE_ADDR
4619 # C-level symbol: SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR
4620 # Automake-level symbol: SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR
4622 AC_MSG_CHECKING([for the new `sysstat_zone' segment reservation (Solaris-specific)])
4623 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4624 #include <sys/auxv.h>
4626 return !AT_SUN_SYSSTAT_ZONE_ADDR;
4628 solaris_reserve_sysstat_zone_addr=yes
4629 AC_MSG_RESULT([yes])
4630 AC_DEFINE([SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR], 1,
4631 [Define to 1 if you have the new `sysstat_zone' segment reservation.])
4633 solaris_reserve_sysstat_zone_addr=no
4636 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR, test x$solaris_reserve_sysstat_zone_addr = xyes)
4639 # Solaris-specific check determining if the system_stats() syscall is available
4640 # (on newer Solaris).
4642 # C-level symbol: SOLARIS_SYSTEM_STATS_SYSCALL
4643 # Automake-level symbol: SOLARIS_SYSTEM_STATS_SYSCALL
4645 AC_MSG_CHECKING([for the `system_stats' syscall (Solaris-specific)])
4646 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4647 #include <sys/syscall.h>
4649 return !SYS_system_stats;
4651 solaris_system_stats_syscall=yes
4652 AC_MSG_RESULT([yes])
4653 AC_DEFINE([SOLARIS_SYSTEM_STATS_SYSCALL], 1,
4654 [Define to 1 if you have the `system_stats' syscall.])
4656 solaris_system_stats_syscall=no
4659 AM_CONDITIONAL(SOLARIS_SYSTEM_STATS_SYSCALL, test x$solaris_system_stats_syscall = xyes)
4662 # Solaris-specific check determining if fpregset_t defines struct _fpchip_state
4663 # (on newer illumos) or struct fpchip_state (Solaris, older illumos).
4665 # C-level symbol: SOLARIS_FPCHIP_STATE_TAKES_UNDERSCORE
4666 # Automake-level symbol: none
4668 AC_CHECK_TYPE([struct _fpchip_state],
4669 [solaris_fpchip_state_takes_underscore=yes],
4670 [solaris_fpchip_state_takes_underscore=no],
4671 [[#include <sys/regset.h>]])
4672 if test "$solaris_fpchip_state_takes_underscore" = "yes"; then
4673 AC_DEFINE(SOLARIS_FPCHIP_STATE_TAKES_UNDERSCORE, 1,
4674 [Define to 1 if fpregset_t defines struct _fpchip_state])
4678 # Solaris-specific check determining if schedctl page shared between kernel
4679 # and userspace program is executable (illumos, older Solaris) or not (newer
4682 # C-level symbol: SOLARIS_SCHEDCTL_PAGE_EXEC
4683 # Automake-level symbol: none
4685 AC_MSG_CHECKING([if schedctl page is executable (Solaris-specific)])
4686 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
4690 #include <schedctl.h>
4694 schedctl_t *scp = schedctl_init();
4698 int fd = open("/proc/self/map", O_RDONLY);
4703 while ((rd = read(fd, &map, sizeof(map))) == sizeof(map)) {
4704 if (map.pr_vaddr == ((uintptr_t) scp & PAGEMASK)) {
4705 fprintf(stderr, "%#lx [%zu] %s\n", map.pr_vaddr, map.pr_size,
4706 (map.pr_mflags & MA_EXEC) ? "x" : "no-x");
4707 return (map.pr_mflags & MA_EXEC);
4713 solaris_schedctl_page_exec=no
4716 solaris_schedctl_page_exec=yes
4717 AC_MSG_RESULT([yes])
4718 AC_DEFINE([SOLARIS_SCHEDCTL_PAGE_EXEC], 1,
4719 [Define to 1 if you have the schedctl page executable.])
4723 # Solaris-specific check determining if PT_SUNWDTRACE program header provides
4724 # scratch space for DTrace fasttrap provider (illumos, older Solaris) or just
4725 # an initial thread pointer for libc (newer Solaris).
4727 # C-level symbol: SOLARIS_PT_SUNDWTRACE_THRP
4728 # Automake-level symbol: none
4730 AC_MSG_CHECKING([if PT_SUNWDTRACE serves for initial thread pointer (Solaris-specific)])
4731 AC_RUN_IFELSE([AC_LANG_PROGRAM([[
4732 #include <sys/fasttrap_isa.h>
4734 return !FT_SCRATCHSIZE;
4736 solaris_pt_sunwdtrace_thrp=yes
4737 AC_MSG_RESULT([yes])
4738 AC_DEFINE([SOLARIS_PT_SUNDWTRACE_THRP], 1,
4739 [Define to 1 if PT_SUNWDTRACE program header provides just an initial thread pointer for libc.])
4741 solaris_pt_sunwdtrace_thrp=no
4746 AM_CONDITIONAL(SOLARIS_SUN_STUDIO_AS, false)
4747 AM_CONDITIONAL(SOLARIS_XPG_SYMBOLS_PRESENT, false)
4748 AM_CONDITIONAL(SOLARIS_PROC_CMDLINE, false)
4749 AM_CONDITIONAL(SOLARIS_OLD_SYSCALLS, false)
4750 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL, false)
4751 AM_CONDITIONAL(SOLARIS_LWP_SIGQUEUE_SYSCALL_TAKES_PID, false)
4752 AM_CONDITIONAL(SOLARIS_LWP_NAME_SYSCALL, false)
4753 AM_CONDITIONAL(SOLARIS_GETRANDOM_SYSCALL, false)
4754 AM_CONDITIONAL(SOLARIS_ZONE_DEFUNCT, false)
4755 AM_CONDITIONAL(SOLARIS_AUDITON_STAT, false)
4756 AM_CONDITIONAL(SOLARIS_SHM_NEW, false)
4757 AM_CONDITIONAL(SOLARIS_PRXREGSET_T, false)
4758 AM_CONDITIONAL(SOLARIS_FREALPATHAT_SYSCALL, false)
4759 AM_CONDITIONAL(SOLARIS_UUIDSYS_SYSCALL, false)
4760 AM_CONDITIONAL(SOLARIS_TNDB_GET_TNIP, false)
4761 AM_CONDITIONAL(SOLARIS_TSOL_CLEARANCE, false)
4762 AM_CONDITIONAL(SOLARIS_PSET_GET_NAME, false)
4763 AM_CONDITIONAL(SOLARIS_UTIMESYS_SYSCALL, false)
4764 AM_CONDITIONAL(SOLARIS_UTIMENSAT_SYSCALL, false)
4765 AM_CONDITIONAL(SOLARIS_SPAWN_SYSCALL, false)
4766 AM_CONDITIONAL(SOLARIS_MODCTL_MODNVL, false)
4767 AM_CONDITIONAL(SOLARIS_NSCD_DOOR_SYSTEM_VOLATILE, false)
4768 AM_CONDITIONAL(SOLARIS_GETHRT_FASTTRAP, false)
4769 AM_CONDITIONAL(SOLARIS_GETZONEOFFSET_FASTTRAP, false)
4770 AM_CONDITIONAL(SOLARIS_EXECVE_SYSCALL_TAKES_FLAGS, false)
4771 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ADDR, false)
4772 AM_CONDITIONAL(SOLARIS_RESERVE_SYSSTAT_ZONE_ADDR, false)
4773 AM_CONDITIONAL(SOLARIS_SYSTEM_STATS_SYSCALL, false)
4774 fi # test "$VGCONF_OS" = "solaris"
4776 #----------------------------------------------------------------------------
4777 # FreeBSD-specific checks.
4778 #----------------------------------------------------------------------------
4780 # Rather than having a large number of feature test as above with Solaris
4781 # these tests are per-version. This may not be entirely reliable for
4782 # FreeBSD development branches (XX.Y-CURRENT) or pre-release branches
4783 # (XX.Y-STABLE) but it should work for XX-Y-RELEASE
4785 if test "$VGCONF_OS" = "freebsd" ; then
4787 AM_CONDITIONAL(FREEBSD_VERS_13_PLUS, test $freebsd_vers -ge $freebsd_13_0)
4788 AM_CONDITIONAL(FREEBSD_VERS_15_PLUS, test $freebsd_vers -ge $freebsd_15)
4792 AM_CONDITIONAL(FREEBSD_VERS_13_PLUS, false)
4793 AM_CONDITIONAL(FREEBSD_VERS_15_PLUS, false)
4795 fi # test "$VGCONF_OS" = "freebsd"
4798 #----------------------------------------------------------------------------
4799 # Checks for C header files.
4800 #----------------------------------------------------------------------------
4802 AC_CHECK_HEADERS([ \
4820 # Verify whether the <linux/futex.h> header is usable.
4821 AC_MSG_CHECKING([if <linux/futex.h> is usable])
4823 save_CFLAGS="$CFLAGS"
4824 CFLAGS="$CFLAGS -D__user="
4825 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
4826 #include <linux/futex.h>
4830 ac_have_usable_linux_futex_h=yes
4831 AC_DEFINE([HAVE_USABLE_LINUX_FUTEX_H], 1,
4832 [Define to 1 if you have a usable <linux/futex.h> header file.])
4833 AC_MSG_RESULT([yes])
4835 ac_have_usable_linux_futex_h=no
4838 CFLAGS="$save_CFLAGS"
4841 #----------------------------------------------------------------------------
4842 # Checks for typedefs, structures, and compiler characteristics.
4843 #----------------------------------------------------------------------------
4847 AC_CHECK_HEADERS_ONCE([sys/time.h])
4849 AC_CHECK_TYPE([struct statx], [
4850 AC_DEFINE([HAVE_STRUCT_STATX_IN_SYS_STAT_H], 1,
4851 [Define to 1 if <sys/stat.h> declares struct statx.])
4854 #include <sys/stat.h>
4858 #----------------------------------------------------------------------------
4859 # Checks for library functions.
4860 #----------------------------------------------------------------------------
4864 AC_CHECK_LIB([pthread], [pthread_create])
4865 AC_CHECK_LIB([rt], [clock_gettime])
4887 pthread_barrier_init \
4888 pthread_condattr_setclock \
4889 pthread_mutex_timedlock \
4890 pthread_rwlock_timedrdlock \
4891 pthread_rwlock_timedwrlock \
4892 pthread_setname_np \
4920 # AC_CHECK_LIB adds any library found to the variable LIBS, and links these
4921 # libraries with any shared object and/or executable. This is NOT what we
4922 # want for e.g. vgpreload_core-x86-linux.so
4925 AM_CONDITIONAL([HAVE_PTHREAD_BARRIER],
4926 [test x$ac_cv_func_pthread_barrier_init = xyes])
4927 AM_CONDITIONAL([HAVE_PTHREAD_MUTEX_TIMEDLOCK],
4928 [test x$ac_cv_func_pthread_mutex_timedlock = xyes])
4929 AM_CONDITIONAL([HAVE_PTHREAD_SPINLOCK],
4930 [test x$ac_cv_func_pthread_spin_lock = xyes])
4931 AM_CONDITIONAL([HAVE_PTHREAD_SETNAME_NP],
4932 [test x$ac_cv_func_pthread_setname_np = xyes])
4933 AM_CONDITIONAL([HAVE_COPY_FILE_RANGE],
4934 [test x$ac_cv_func_copy_file_range = xyes])
4935 AM_CONDITIONAL([HAVE_PREADV_PWRITEV],
4936 [test x$ac_cv_func_preadv = xyes && test x$ac_cv_func_pwritev = xyes])
4937 AM_CONDITIONAL([HAVE_PREADV2_PWRITEV2],
4938 [test x$ac_cv_func_preadv2 = xyes && test x$ac_cv_func_pwritev2 = xyes])
4939 AM_CONDITIONAL([HAVE_SETCONTEXT], [test x$ac_cv_func_setcontext = xyes])
4940 AM_CONDITIONAL([HAVE_SWAPCONTEXT], [test x$ac_cv_func_swapcontext = xyes])
4941 AM_CONDITIONAL([HAVE_MEMFD_CREATE],
4942 [test x$ac_cv_func_memfd_create = xyes])
4943 AM_CONDITIONAL([HAVE_GETADDRINFO],
4944 [test x$ac_cv_func_getaddrinfo = xyes])
4945 AM_CONDITIONAL([HAVE_CLOSE_RANGE],
4946 [test x$ac_cv_func_close_range = xyes])
4947 AM_CONDITIONAL([HAVE_WCSNCPY],
4948 [test x$ac_cv_func_wcsncpy = xyes])
4950 if test x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
4951 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX \
4952 -o x$VGCONF_PLATFORM_PRI_CAPS = xNANOMIPS_LINUX; then
4953 AC_DEFINE([DISABLE_PTHREAD_SPINLOCK_INTERCEPT], 1,
4954 [Disable intercept pthread_spin_lock() on MIPS32, MIPS64 and nanoMIPS.])
4957 #----------------------------------------------------------------------------
4959 #----------------------------------------------------------------------------
4960 # Do we have a useable MPI setup on the primary and/or secondary targets?
4961 # On Linux, by default, assumes mpicc and -m32/-m64
4962 # Note: this is a kludge in that it assumes the specified mpicc
4963 # understands -m32/-m64 regardless of what is specified using
4965 AC_PATH_PROG([MPI_CC], [mpicc], [mpicc],
4966 [$PATH:/usr/lib/openmpi/bin:/usr/lib64/openmpi/bin])
4969 if test x$VGCONF_PLATFORM_PRI_CAPS = xX86_LINUX \
4970 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_FREEBSD \
4971 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC32_LINUX \
4972 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM_LINUX \
4973 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS32_LINUX \
4974 -o x$VGCONF_PLATFORM_PRI_CAPS = xNANOMIPS_LINUX \
4975 -o x$VGCONF_PLATFORM_PRI_CAPS = xX86_SOLARIS ; then
4976 mflag_primary=$FLAG_M32
4977 elif test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_LINUX \
4978 -o x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_FREEBSD \
4979 -o x$VGCONF_PLATFORM_PRI_CAPS = xPPC64_LINUX \
4980 -o x$VGCONF_PLATFORM_PRI_CAPS = xARM64_LINUX \
4981 -o x$VGCONF_PLATFORM_PRI_CAPS = xMIPS64_LINUX \
4982 -o x$VGCONF_PLATFORM_PRI_CAPS = xS390X_LINUX ; then
4983 mflag_primary=$FLAG_M64
4984 elif test x$VGCONF_PLATFORM_PRI_CAPS = xX86_DARWIN ; then
4985 mflag_primary="$FLAG_M32 -arch i386"
4986 elif test x$VGCONF_PLATFORM_PRI_CAPS = xAMD64_DARWIN ; then
4987 mflag_primary="$FLAG_M64 -arch x86_64"
4991 if test x$VGCONF_PLATFORM_SEC_CAPS = xX86_LINUX \
4992 -o x$VGCONF_PLATFORM_SEC_CAPS = xPPC32_LINUX \
4993 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_SOLARIS \
4994 -o x$VGCONF_PLATFORM_SEC_CAPS = xMIPS32_LINUX \
4995 -o x$VGCONF_PLATFORM_SEC_CAPS = xX86_FREEBSD ; then
4996 mflag_secondary=$FLAG_M32
4997 elif test x$VGCONF_PLATFORM_SEC_CAPS = xX86_DARWIN ; then
4998 mflag_secondary="$FLAG_M32 -arch i386"
5003 [ --with-mpicc= Specify name of MPI2-ised C compiler],
5008 ## We AM_COND_IF here instead of automake "if" in mpi/Makefile.am so that we can
5009 ## use these values in the check for a functioning mpicc.
5011 ## We leave the MPI_FLAG_M3264_ logic in mpi/Makefile.am and assume that
5012 ## mflag_primary/mflag_secondary are sufficient approximations of that behavior
5013 AM_COND_IF([VGCONF_OS_IS_LINUX],
5014 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -fpic"
5015 LDFLAGS_MPI="-fpic -shared"])
5016 AM_COND_IF([VGCONF_OS_IS_FREEBSD],
5017 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -fpic"
5018 LDFLAGS_MPI="-fpic -shared"])
5019 AM_COND_IF([VGCONF_OS_IS_DARWIN],
5020 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -dynamic"
5021 LDFLAGS_MPI="-dynamic -dynamiclib -all_load"])
5022 AM_COND_IF([VGCONF_OS_IS_SOLARIS],
5023 [CFLAGS_MPI="-g -O -fno-omit-frame-pointer -Wall -fpic"
5024 LDFLAGS_MPI="-fpic -shared"])
5026 AC_SUBST([CFLAGS_MPI])
5027 AC_SUBST([LDFLAGS_MPI])
5030 ## See if MPI_CC works for the primary target
5032 AC_MSG_CHECKING([primary target for usable MPI2-compliant C compiler and mpi.h])
5034 saved_CFLAGS=$CFLAGS
5036 CFLAGS="$CFLAGS_MPI $mflag_primary"
5037 saved_LDFLAGS="$LDFLAGS"
5038 LDFLAGS="$LDFLAGS_MPI $mflag_primary"
5039 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5043 int ni, na, nd, comb;
5044 int r = MPI_Init(NULL,NULL);
5045 r |= MPI_Type_get_envelope( MPI_INT, &ni, &na, &nd, &comb );
5046 r |= MPI_Finalize();
5049 ac_have_mpi2_pri=yes
5050 AC_MSG_RESULT([yes, $MPI_CC])
5056 CFLAGS=$saved_CFLAGS
5057 LDFLAGS="$saved_LDFLAGS"
5058 AM_CONDITIONAL(BUILD_MPIWRAP_PRI, test x$ac_have_mpi2_pri = xyes)
5060 ## See if MPI_CC works for the secondary target. Complication: what if
5061 ## there is no secondary target? We need this to then fail.
5062 ## Kludge this by making MPI_CC something which will surely fail in
5065 AC_MSG_CHECKING([secondary target for usable MPI2-compliant C compiler and mpi.h])
5067 saved_CFLAGS=$CFLAGS
5068 saved_LDFLAGS="$LDFLAGS"
5069 LDFLAGS="$LDFLAGS_MPI $mflag_secondary"
5070 if test x$VGCONF_PLATFORM_SEC_CAPS = x ; then
5071 CC="$MPI_CC this will surely fail"
5075 CFLAGS="$CFLAGS_MPI $mflag_secondary"
5076 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5080 int ni, na, nd, comb;
5081 int r = MPI_Init(NULL,NULL);
5082 r |= MPI_Type_get_envelope( MPI_INT, &ni, &na, &nd, &comb );
5083 r |= MPI_Finalize();
5086 ac_have_mpi2_sec=yes
5087 AC_MSG_RESULT([yes, $MPI_CC])
5093 CFLAGS=$saved_CFLAGS
5094 LDFLAGS="$saved_LDFLAGS"
5095 AM_CONDITIONAL(BUILD_MPIWRAP_SEC, test x$ac_have_mpi2_sec = xyes)
5098 #----------------------------------------------------------------------------
5099 # Other library checks
5100 #----------------------------------------------------------------------------
5101 # There now follow some tests for Boost, and OpenMP. These
5102 # tests are present because Drd has some regression tests that use
5103 # these packages. All regression test programs all compiled only
5104 # for the primary target. And so it is important that the configure
5105 # checks that follow, use the correct -m32 or -m64 flag for the
5106 # primary target (called $mflag_primary). Otherwise, we can end up
5107 # in a situation (eg) where, on amd64-linux, the test for Boost checks
5108 # for usable 64-bit Boost facilities, but because we are doing a 32-bit
5109 # only build (meaning, the primary target is x86-linux), the build
5110 # of the regtest programs that use Boost fails, because they are
5111 # build as 32-bit (IN THIS EXAMPLE).
5113 # Hence: ALWAYS USE $mflag_primary FOR CONFIGURE TESTS FOR FACILITIES
5114 # NEEDED BY THE REGRESSION TEST PROGRAMS.
5117 # Check whether the boost library 1.35 or later has been installed.
5118 # The Boost.Threads library has undergone a major rewrite in version 1.35.0.
5120 AC_MSG_CHECKING([for boost])
5123 safe_CXXFLAGS=$CXXFLAGS
5124 CXXFLAGS="$mflag_primary"
5126 LIBS="-lboost_thread-mt -lboost_system-mt $LIBS"
5128 AC_LINK_IFELSE([AC_LANG_SOURCE([
5129 #include <boost/thread.hpp>
5130 static void thread_func(void)
5132 int main(int argc, char** argv)
5134 boost::thread t(thread_func);
5139 ac_have_boost_1_35=yes
5140 AC_SUBST([BOOST_CFLAGS], [])
5141 AC_SUBST([BOOST_LIBS], ["-lboost_thread-mt -lboost_system-mt"])
5142 AC_MSG_RESULT([yes])
5144 ac_have_boost_1_35=no
5149 CXXFLAGS=$safe_CXXFLAGS
5152 AM_CONDITIONAL([HAVE_BOOST_1_35], [test x$ac_have_boost_1_35 = xyes])
5155 # does this compiler support -fopenmp, does it have the include file
5156 # <omp.h> and does it have libgomp ?
5158 AC_MSG_CHECKING([for OpenMP])
5161 CFLAGS="-fopenmp $mflag_primary -Werror"
5163 AC_LINK_IFELSE([AC_LANG_SOURCE([
5165 int main(int argc, char** argv)
5173 AC_MSG_RESULT([yes])
5180 AM_CONDITIONAL([HAVE_OPENMP], [test x$ac_have_openmp = xyes])
5183 # Check for __builtin_popcount
5184 AC_MSG_CHECKING([for __builtin_popcount()])
5185 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5187 __builtin_popcount(2);
5190 AC_MSG_RESULT([yes])
5191 AC_DEFINE([HAVE_BUILTIN_POPCOUT], 1,
5192 [Define to 1 if compiler provides __builtin_popcount().])
5197 # Check for __builtin_clz
5198 AC_MSG_CHECKING([for __builtin_clz()])
5199 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5204 AC_MSG_RESULT([yes])
5205 AC_DEFINE([HAVE_BUILTIN_CLZ], 1,
5206 [Define to 1 if compiler provides __builtin_clz().])
5211 # Check for __builtin_ctz
5212 AC_MSG_CHECKING([for __builtin_ctz()])
5213 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5218 AC_MSG_RESULT([yes])
5219 AC_DEFINE([HAVE_BUILTIN_CTZ], 1,
5220 [Define to 1 if compiler provides __builtin_ctz().])
5225 # does this compiler have built-in functions for atomic memory access for the
5227 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch for the primary target])
5230 CFLAGS="$mflag_primary"
5232 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
5234 return (__sync_bool_compare_and_swap(&variable, 1, 2)
5235 && __sync_add_and_fetch(&variable, 1) ? 1 : 0)
5237 ac_have_builtin_atomic_primary=yes
5238 AC_MSG_RESULT([yes])
5239 AC_DEFINE(HAVE_BUILTIN_ATOMIC, 1, [Define to 1 if gcc supports __sync_bool_compare_and_swap() and __sync_add_and_fetch() for the primary target])
5241 ac_have_builtin_atomic_primary=no
5247 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC],
5248 [test x$ac_have_builtin_atomic_primary = xyes])
5251 # does this compiler have built-in functions for atomic memory access for the
5252 # secondary target ?
5254 if test x$VGCONF_PLATFORM_SEC_CAPS != x; then
5256 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch for the secondary target])
5259 CFLAGS="$mflag_secondary"
5261 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
5263 return (__sync_add_and_fetch(&variable, 1) ? 1 : 0)
5265 ac_have_builtin_atomic_secondary=yes
5266 AC_MSG_RESULT([yes])
5268 ac_have_builtin_atomic_secondary=no
5276 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC_SECONDARY],
5277 [test x$ac_have_builtin_atomic_secondary = xyes])
5279 # does this compiler have built-in functions for atomic memory access on
5280 # 64-bit integers for all targets ?
5282 AC_MSG_CHECKING([if gcc supports __sync_add_and_fetch on uint64_t for all targets])
5284 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5287 uint64_t variable = 1;
5288 return __sync_add_and_fetch(&variable, 1)
5290 ac_have_builtin_atomic64_primary=yes
5292 ac_have_builtin_atomic64_primary=no
5295 if test x$VGCONF_PLATFORM_SEC_CAPS != x; then
5298 CFLAGS="$mflag_secondary"
5300 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5303 uint64_t variable = 1;
5304 return __sync_add_and_fetch(&variable, 1)
5306 ac_have_builtin_atomic64_secondary=yes
5308 ac_have_builtin_atomic64_secondary=no
5315 if test x$ac_have_builtin_atomic64_primary = xyes && \
5316 test x$VGCONF_PLATFORM_SEC_CAPS = x \
5317 -o x$ac_have_builtin_atomic64_secondary = xyes; then
5318 AC_MSG_RESULT([yes])
5319 ac_have_builtin_atomic64=yes
5322 ac_have_builtin_atomic64=no
5325 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC64],
5326 [test x$ac_have_builtin_atomic64 = xyes])
5329 AC_MSG_CHECKING([if platform has openat2 syscall])
5331 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5332 #include <sys/syscall.h>
5341 AM_CONDITIONAL([HAVE_OPENAT2],
5342 [test x$ac_have_openat2 = xyes])
5344 # does g++ have built-in functions for atomic memory access ?
5345 AC_MSG_CHECKING([if g++ supports __sync_add_and_fetch])
5347 safe_CXXFLAGS=$CXXFLAGS
5348 CXXFLAGS="$mflag_primary"
5351 AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
5353 return (__sync_bool_compare_and_swap(&variable, 1, 2)
5354 && __sync_add_and_fetch(&variable, 1) ? 1 : 0)
5356 ac_have_builtin_atomic_cxx=yes
5357 AC_MSG_RESULT([yes])
5358 AC_DEFINE(HAVE_BUILTIN_ATOMIC_CXX, 1, [Define to 1 if g++ supports __sync_bool_compare_and_swap() and __sync_add_and_fetch()])
5360 ac_have_builtin_atomic_cxx=no
5365 CXXFLAGS=$safe_CXXFLAGS
5367 AM_CONDITIONAL([HAVE_BUILTIN_ATOMIC_CXX], [test x$ac_have_builtin_atomic_cxx = xyes])
5370 if test x$ac_have_usable_linux_futex_h = xyes \
5371 -a x$ac_have_builtin_atomic_primary = xyes; then
5372 ac_enable_linux_ticket_lock_primary=yes
5374 AM_CONDITIONAL([ENABLE_LINUX_TICKET_LOCK_PRIMARY],
5375 [test x$ac_enable_linux_ticket_lock_primary = xyes])
5377 if test x$VGCONF_PLATFORM_SEC_CAPS != x \
5378 -a x$ac_have_usable_linux_futex_h = xyes \
5379 -a x$ac_have_builtin_atomic_secondary = xyes; then
5380 ac_enable_linux_ticket_lock_secondary=yes
5382 AM_CONDITIONAL([ENABLE_LINUX_TICKET_LOCK_SECONDARY],
5383 [test x$ac_enable_linux_ticket_lock_secondary = xyes])
5386 # does libstdc++ support annotating shared pointers ?
5387 AC_MSG_CHECKING([if libstdc++ supports annotating shared pointers])
5389 safe_CXXFLAGS=$CXXFLAGS
5390 CXXFLAGS="-std=c++0x"
5393 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5396 std::shared_ptr<int> p
5398 ac_have_shared_ptr=yes
5400 ac_have_shared_ptr=no
5402 if test x$ac_have_shared_ptr = xyes; then
5403 # If compilation of the program below fails because of a syntax error
5404 # triggered by substituting one of the annotation macros then that
5405 # means that libstdc++ supports these macros.
5406 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
5407 #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(a) (a)----
5408 #define _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(a) (a)----
5411 std::shared_ptr<int> p
5413 ac_have_shared_pointer_annotation=no
5416 ac_have_shared_pointer_annotation=yes
5417 AC_MSG_RESULT([yes])
5418 AC_DEFINE(HAVE_SHARED_POINTER_ANNOTATION, 1,
5419 [Define to 1 if libstd++ supports annotating shared pointers])
5422 ac_have_shared_pointer_annotation=no
5427 CXXFLAGS=$safe_CXXFLAGS
5429 AM_CONDITIONAL([HAVE_SHARED_POINTER_ANNOTATION],
5430 [test x$ac_have_shared_pointer_annotation = xyes])
5432 # checking for GNU libc C17 aligned_alloc
5433 # just check glibc version rather than trying to muck around
5434 # checking the runtime behaviour or seeing if it is a weak alias
5435 AC_MSG_CHECKING([for AT_GNU_LIBC_C17_ALIGNED_ALLOC])
5436 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
5437 #include <features.h>
5439 #if !defined(__GLIBC__) || __GLIBC__ != 2 || !defined(__GLIBC_MINOR__) || __GLIBC_MINOR__ < 38
5440 #error "not GNU libc 2.38 or later"
5443 AC_MSG_RESULT([yes])
5444 AC_DEFINE([HAVE_GNU_LIBC_C17_ALIGNED_ALLOC], 1,
5445 [Define to 1 if you have GNU libc C17 aligned_alloc.])
5451 # Check for C11 thrd_create()
5452 AC_MSG_CHECKING([for thrd_create()])
5453 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
5454 #include <threads.h>
5455 int thrd_entry(void *arg) { return 0; }
5456 ], [[thrd_t thr; return thrd_create(&thr, thrd_entry, NULL);]])],
5458 ac_cxx_have_thrd_create=yes
5459 AC_MSG_RESULT([yes])
5461 ac_cxx_have_thrd_create=no
5465 AM_CONDITIONAL(HAVE_THRD_CREATE, test x$ac_cxx_have_thrd_create = xyes)
5469 #----------------------------------------------------------------------------
5470 # Ok. We're done checking.
5471 #----------------------------------------------------------------------------
5473 # Nb: VEX/Makefile is generated from Makefile.vex.in.
5476 VEX/Makefile:Makefile.vex.in
5480 glibc-2.X-helgrind.supp
5484 docs/xml/vg-entities.xml
5489 gdbserver_tests/Makefile
5490 gdbserver_tests/solaris/Makefile
5496 memcheck/tests/Makefile
5497 memcheck/tests/common/Makefile
5498 memcheck/tests/amd64/Makefile
5499 memcheck/tests/x86/Makefile
5500 memcheck/tests/linux/Makefile
5501 memcheck/tests/linux/debuginfod-check.vgtest
5502 memcheck/tests/darwin/Makefile
5503 memcheck/tests/solaris/Makefile
5504 memcheck/tests/freebsd/Makefile
5505 memcheck/tests/amd64-linux/Makefile
5506 memcheck/tests/arm64-linux/Makefile
5507 memcheck/tests/x86-linux/Makefile
5508 memcheck/tests/amd64-solaris/Makefile
5509 memcheck/tests/x86-solaris/Makefile
5510 memcheck/tests/amd64-freebsd/Makefile
5511 memcheck/tests/x86-freebsd/Makefile
5512 memcheck/tests/ppc32/Makefile
5513 memcheck/tests/ppc64/Makefile
5514 memcheck/tests/s390x/Makefile
5515 memcheck/tests/mips32/Makefile
5516 memcheck/tests/mips64/Makefile
5517 memcheck/tests/vbit-test/Makefile
5519 cachegrind/tests/Makefile
5520 cachegrind/tests/x86/Makefile
5521 cachegrind/cg_annotate
5525 callgrind/callgrind_annotate
5526 callgrind/callgrind_control
5527 callgrind/tests/Makefile
5529 helgrind/tests/Makefile
5531 drd/scripts/download-and-build-splash2
5534 massif/tests/Makefile
5539 lackey/tests/Makefile
5542 none/tests/scripts/Makefile
5543 none/tests/amd64/Makefile
5544 none/tests/ppc32/Makefile
5545 none/tests/ppc64/Makefile
5546 none/tests/x86/Makefile
5547 none/tests/arm/Makefile
5548 none/tests/arm64/Makefile
5549 none/tests/s390x/Makefile
5550 none/tests/mips32/Makefile
5551 none/tests/mips64/Makefile
5552 none/tests/nanomips/Makefile
5553 none/tests/linux/Makefile
5554 none/tests/darwin/Makefile
5555 none/tests/solaris/Makefile
5556 none/tests/freebsd/Makefile
5557 none/tests/amd64-linux/Makefile
5558 none/tests/x86-linux/Makefile
5559 none/tests/amd64-darwin/Makefile
5560 none/tests/x86-darwin/Makefile
5561 none/tests/amd64-solaris/Makefile
5562 none/tests/x86-solaris/Makefile
5563 none/tests/x86-freebsd/Makefile
5565 exp-bbv/tests/Makefile
5566 exp-bbv/tests/x86/Makefile
5567 exp-bbv/tests/x86-linux/Makefile
5568 exp-bbv/tests/amd64-linux/Makefile
5569 exp-bbv/tests/ppc32-linux/Makefile
5570 exp-bbv/tests/arm-linux/Makefile
5574 AC_CONFIG_FILES([coregrind/link_tool_exe_linux],
5575 [chmod +x coregrind/link_tool_exe_linux])
5576 AC_CONFIG_FILES([coregrind/link_tool_exe_freebsd],
5577 [chmod +x coregrind/link_tool_exe_freebsd])
5578 AC_CONFIG_FILES([coregrind/link_tool_exe_darwin],
5579 [chmod +x coregrind/link_tool_exe_darwin])
5580 AC_CONFIG_FILES([coregrind/link_tool_exe_solaris],
5581 [chmod +x coregrind/link_tool_exe_solaris])
5582 AC_CONFIG_FILES([tests/filter_stderr_basic],
5583 [chmod +x tests/filter_stderr_basic])
5584 AC_CONFIG_FILES([tests/filter_discards],
5585 [chmod +x tests/filter_discards])
5586 AC_CONFIG_FILES([memcheck/tests/filter_stderr],
5587 [chmod +x memcheck/tests/filter_stderr])
5588 AC_CONFIG_FILES([memcheck/tests/filter_dw4],
5589 [chmod +x memcheck/tests/filter_dw4])
5590 AC_CONFIG_FILES([memcheck/tests/filter_overlaperror],
5591 [chmod +x memcheck/tests/filter_overlaperror])
5592 AC_CONFIG_FILES([memcheck/tests/x86/filter_pushfpopf],
5593 [chmod +x memcheck/tests/x86/filter_pushfpopf])
5594 AC_CONFIG_FILES([gdbserver_tests/filter_gdb],
5595 [chmod +x gdbserver_tests/filter_gdb])
5596 AC_CONFIG_FILES([gdbserver_tests/filter_memcheck_monitor],
5597 [chmod +x gdbserver_tests/filter_memcheck_monitor])
5598 AC_CONFIG_FILES([gdbserver_tests/filter_stderr],
5599 [chmod +x gdbserver_tests/filter_stderr])
5600 AC_CONFIG_FILES([gdbserver_tests/filter_vgdb],
5601 [chmod +x gdbserver_tests/filter_vgdb])
5602 AC_CONFIG_FILES([drd/tests/filter_stderr],
5603 [chmod +x drd/tests/filter_stderr])
5604 AC_CONFIG_FILES([drd/tests/filter_error_count],
5605 [chmod +x drd/tests/filter_error_count])
5606 AC_CONFIG_FILES([drd/tests/filter_error_summary],
5607 [chmod +x drd/tests/filter_error_summary])
5608 AC_CONFIG_FILES([drd/tests/filter_stderr_and_thread_no_and_offset],
5609 [chmod +x drd/tests/filter_stderr_and_thread_no_and_offset])
5610 AC_CONFIG_FILES([drd/tests/filter_thread_no],
5611 [chmod +x drd/tests/filter_thread_no])
5612 AC_CONFIG_FILES([drd/tests/filter_xml_and_thread_no],
5613 [chmod +x drd/tests/filter_xml_and_thread_no])
5614 AC_CONFIG_FILES([helgrind/tests/filter_stderr],
5615 [chmod +x helgrind/tests/filter_stderr])
5621 Maximum build arch: ${ARCH_MAX}
5622 Primary build arch: ${VGCONF_ARCH_PRI}
5623 Secondary build arch: ${VGCONF_ARCH_SEC}
5624 Build OS: ${VGCONF_OS}
5625 Link Time Optimisation: ${vg_cv_lto}
5626 Primary build target: ${VGCONF_PLATFORM_PRI_CAPS}
5627 Secondary build target: ${VGCONF_PLATFORM_SEC_CAPS}
5628 Platform variant: ${VGCONF_PLATVARIANT}
5629 Primary -DVGPV string: -DVGPV_${VGCONF_ARCH_PRI}_${VGCONF_OS}_${VGCONF_PLATVARIANT}=1
5630 Default supp files: ${DEFAULT_SUPP}