1 dnl === configure.ac --------------------------------------------------------===
2 dnl The LLVM Compiler Infrastructure
4 dnl This file is distributed under the University of Illinois Open Source
5 dnl License. See LICENSE.TXT for details.
7 dnl===-----------------------------------------------------------------------===
8 dnl This is the LLVM configuration script. It is processed by the autoconf
9 dnl program to produce a script named configure. This script contains the
10 dnl configuration checks that LLVM needs in order to support multiple platforms.
11 dnl This file is composed of 10 sections per the recommended organization of
12 dnl autoconf input defined in the autoconf documentation. As this file evolves,
13 dnl please keep the various types of checks within their sections. The sections
16 dnl SECTION 1: Initialization & Setup
17 dnl SECTION 2: Architecture, target, and host checks
18 dnl SECTION 3: Command line arguments for the configure script.
19 dnl SECTION 4: Check for programs we need and that they are the right version
20 dnl SECTION 5: Check for libraries
21 dnl SECTION 6: Check for header files
22 dnl SECTION 7: Check for types and structures
23 dnl SECTION 8: Check for specific functions needed
24 dnl SECTION 9: Additional checks, variables, etc.
25 dnl SECTION 10: Specify the output files and generate it
27 dnl===-----------------------------------------------------------------------===
29 dnl=== SECTION 1: Initialization & Setup
31 dnl===-----------------------------------------------------------------------===
32 dnl Initialize autoconf and define the package name, version number and
33 dnl email address for reporting bugs.
34 AC_INIT([[llvm]],[[2.8svn]],[llvmbugs@cs.uiuc.edu])
36 dnl Provide a copyright substitution and ensure the copyright notice is included
37 dnl in the output of --version option of the generated configure script.
38 AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2010 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2010 University of Illinois at Urbana-Champaign.])
41 dnl Indicate that we require autoconf 2.59 or later. Ths is needed because we
42 dnl use some autoconf macros only available in 2.59.
45 dnl Verify that the source directory is valid. This makes sure that we are
46 dnl configuring LLVM and not some other package (it validates --srcdir argument)
47 AC_CONFIG_SRCDIR([lib/VMCore/Module.cpp])
49 dnl Place all of the extra autoconf files into the config subdirectory. Tell
50 dnl various tools where the m4 autoconf macros are.
51 AC_CONFIG_AUX_DIR([autoconf])
53 dnl Quit if the source directory has already been configured.
54 dnl NOTE: This relies upon undocumented autoconf behavior.
55 if test ${srcdir} != "." ; then
56 if test -f ${srcdir}/include/llvm/Config/config.h ; then
57 AC_MSG_ERROR([Already configured in ${srcdir}])
61 dnl Configure all of the projects present in our source tree. While we could
62 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
63 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
64 dnl Instead we match on the known projects.
67 dnl One tricky part of doing this is that some projects depend upon other
68 dnl projects. For example, several projects rely upon the LLVM test suite.
69 dnl We want to configure those projects first so that their object trees are
70 dnl created before running the configure scripts of projects that depend upon
74 dnl Several projects use llvm-gcc, so configure that first
75 if test -d ${srcdir}/projects/llvm-gcc ; then
76 AC_CONFIG_SUBDIRS([projects/llvm-gcc])
79 dnl Several projects use the LLVM test suite, so configure it next.
80 if test -d ${srcdir}/projects/test-suite ; then
81 AC_CONFIG_SUBDIRS([projects/test-suite])
84 dnl llvm-test is the old name of the test-suite, kept here for backwards
86 if test -d ${srcdir}/projects/llvm-test ; then
87 AC_CONFIG_SUBDIRS([projects/llvm-test])
90 dnl Some projects use poolalloc; configure that next
91 if test -d ${srcdir}/projects/poolalloc ; then
92 AC_CONFIG_SUBDIRS([projects/poolalloc])
95 if test -d ${srcdir}/projects/llvm-poolalloc ; then
96 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
99 dnl Check for all other projects
100 for i in `ls ${srcdir}/projects`
102 if test -d ${srcdir}/projects/${i} ; then
104 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
105 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
106 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
107 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
108 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
109 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
110 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
111 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;;
118 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
124 dnl===-----------------------------------------------------------------------===
126 dnl=== SECTION 2: Architecture, target, and host checks
128 dnl===-----------------------------------------------------------------------===
130 dnl Check the target for which we're compiling and the host that will do the
131 dnl compilations. This will tell us which LLVM compiler will be used for
132 dnl compiling SSA into object code. This needs to be done early because
133 dnl following tests depend on it.
136 dnl Determine the platform type and cache its value. This helps us configure
137 dnl the System library to the correct build platform.
138 AC_CACHE_CHECK([type of operating system we're going to host on],
142 llvm_cv_link_all_option="-Wl,--whole-archive"
143 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
144 llvm_cv_os_type="AIX"
145 llvm_cv_platform_type="Unix" ;;
147 llvm_cv_link_all_option="-Wl,--whole-archive"
148 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
149 llvm_cv_os_type="IRIX"
150 llvm_cv_platform_type="Unix" ;;
152 llvm_cv_link_all_option="-Wl,--whole-archive"
153 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
154 llvm_cv_os_type="Cygwin"
155 llvm_cv_platform_type="Unix" ;;
157 llvm_cv_link_all_option="-Wl,-all_load"
158 llvm_cv_no_link_all_option="-Wl,-noall_load"
159 llvm_cv_os_type="Darwin"
160 llvm_cv_platform_type="Unix" ;;
162 llvm_cv_link_all_option="-Wl,-all_load"
163 llvm_cv_no_link_all_option="-Wl,-noall_load"
164 llvm_cv_os_type="Minix"
165 llvm_cv_platform_type="Unix" ;;
167 llvm_cv_link_all_option="-Wl,--whole-archive"
168 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
169 llvm_cv_os_type="FreeBSD"
170 llvm_cv_platform_type="Unix" ;;
172 llvm_cv_link_all_option="-Wl,--whole-archive"
173 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
174 llvm_cv_os_type="OpenBSD"
175 llvm_cv_platform_type="Unix" ;;
177 llvm_cv_link_all_option="-Wl,--whole-archive"
178 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
179 llvm_cv_os_type="NetBSD"
180 llvm_cv_platform_type="Unix" ;;
182 llvm_cv_link_all_option="-Wl,--whole-archive"
183 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
184 llvm_cv_os_type="DragonFly"
185 llvm_cv_platform_type="Unix" ;;
187 llvm_cv_link_all_option="-Wl,--whole-archive"
188 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
189 llvm_cv_os_type="HP-UX"
190 llvm_cv_platform_type="Unix" ;;
192 llvm_cv_link_all_option="-Wl,--whole-archive"
193 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
194 llvm_cv_os_type="Interix"
195 llvm_cv_platform_type="Unix" ;;
197 llvm_cv_link_all_option="-Wl,--whole-archive"
198 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
199 llvm_cv_os_type="Linux"
200 llvm_cv_platform_type="Unix" ;;
202 llvm_cv_link_all_option="-Wl,-z,allextract"
203 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
204 llvm_cv_os_type="SunOS"
205 llvm_cv_platform_type="Unix" ;;
207 llvm_cv_link_all_option="-Wl,-z,allextract"
208 llvm_cv_link_all_option="-Wl,-z,defaultextract"
209 llvm_cv_os_type="AuroraUX"
210 llvm_cv_platform_type="Unix" ;;
212 llvm_cv_link_all_option="-Wl,--whole-archive"
213 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
214 llvm_cv_os_type="Win32"
215 llvm_cv_platform_type="Win32" ;;
217 llvm_cv_link_all_option="-Wl,--whole-archive"
218 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
219 llvm_cv_os_type="MingW"
220 llvm_cv_platform_type="Win32" ;;
222 llvm_cv_link_all_option="-Wl,--whole-archive"
223 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
224 llvm_cv_os_type="Haiku"
225 llvm_cv_platform_type="Unix" ;;
227 llvm_cv_link_all_option="-Wl,--whole-archive"
228 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
229 llvm_cv_os_type="Freestanding"
230 llvm_cv_platform_type="Unix" ;;
232 llvm_cv_link_all_option="-Wl,--whole-archive"
233 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
234 llvm_cv_os_type="Freestanding"
235 llvm_cv_platform_type="Unix" ;;
237 llvm_cv_link_all_option=""
238 llvm_cv_no_link_all_option=""
239 llvm_cv_os_type="Unknown"
240 llvm_cv_platform_type="Unknown" ;;
243 AC_CACHE_CHECK([type of operating system we're going to target],
244 [llvm_cv_target_os_type],
247 llvm_cv_target_os_type="AIX" ;;
249 llvm_cv_target_os_type="IRIX" ;;
251 llvm_cv_target_os_type="Cygwin" ;;
253 llvm_cv_target_os_type="Darwin" ;;
255 llvm_cv_target_os_type="Minix" ;;
257 llvm_cv_target_os_type="FreeBSD" ;;
259 llvm_cv_target_os_type="OpenBSD" ;;
261 llvm_cv_target_os_type="NetBSD" ;;
263 llvm_cv_target_os_type="DragonFly" ;;
265 llvm_cv_target_os_type="HP-UX" ;;
267 llvm_cv_target_os_type="Interix" ;;
269 llvm_cv_target_os_type="Linux" ;;
271 llvm_cv_target_os_type="SunOS" ;;
273 llvm_cv_target_os_type="AuroraUX" ;;
275 llvm_cv_target_os_type="Win32" ;;
277 llvm_cv_target_os_type="MingW" ;;
279 llvm_cv_target_os_type="Haiku" ;;
281 llvm_cv_target_os_type="Freestanding" ;;
283 llvm_cv_target_os_type="Unknown" ;;
286 dnl Make sure we aren't attempting to configure for an unknown system
287 if test "$llvm_cv_os_type" = "Unknown" ; then
288 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
291 dnl Set the "OS" Makefile variable based on the platform type so the
292 dnl makefile can configure itself to specific build hosts
293 AC_SUBST(OS,$llvm_cv_os_type)
294 AC_SUBST(HOST_OS,$llvm_cv_os_type)
295 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
297 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
298 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
299 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
301 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
302 dnl This is used by lib/System to determine the basic kind of implementation
304 case $llvm_cv_platform_type in
306 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
307 AC_SUBST(LLVM_ON_UNIX,[1])
308 AC_SUBST(LLVM_ON_WIN32,[0])
311 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
312 AC_SUBST(LLVM_ON_UNIX,[0])
313 AC_SUBST(LLVM_ON_WIN32,[1])
317 dnl Determine what our target architecture is and configure accordingly.
318 dnl This will allow Makefiles to make a distinction between the hardware and
320 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
322 i?86-*) llvm_cv_target_arch="x86" ;;
323 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
324 sparc*-*) llvm_cv_target_arch="Sparc" ;;
325 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
326 alpha*-*) llvm_cv_target_arch="Alpha" ;;
327 arm*-*) llvm_cv_target_arch="ARM" ;;
328 mips-*) llvm_cv_target_arch="Mips" ;;
329 pic16-*) llvm_cv_target_arch="PIC16" ;;
330 xcore-*) llvm_cv_target_arch="XCore" ;;
331 msp430-*) llvm_cv_target_arch="MSP430" ;;
332 s390x-*) llvm_cv_target_arch="SystemZ" ;;
333 bfin-*) llvm_cv_target_arch="Blackfin" ;;
334 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
335 *) llvm_cv_target_arch="Unknown" ;;
338 if test "$llvm_cv_target_arch" = "Unknown" ; then
339 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
342 # Determine the LLVM native architecture for the target
343 case "$llvm_cv_target_arch" in
344 x86) LLVM_NATIVE_ARCH="X86" ;;
345 x86_64) LLVM_NATIVE_ARCH="X86" ;;
346 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
349 dnl Define a substitution, ARCH, for the target architecture
350 AC_SUBST(ARCH,$llvm_cv_target_arch)
352 dnl Check for the endianness of the target
353 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
355 dnl Check for build platform executable suffix if we're crosscompiling
356 if test "$cross_compiling" = yes; then
357 AC_SUBST(LLVM_CROSS_COMPILING, [1])
359 ac_build_prefix=${build_alias}-
360 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
361 if test -z "$BUILD_CXX"; then
362 AC_CHECK_PROG(BUILD_CXX, g++, g++)
363 if test -z "$BUILD_CXX"; then
364 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
368 AC_SUBST(LLVM_CROSS_COMPILING, [0])
371 dnl Check to see if there's a .svn or .git directory indicating that this
372 dnl build is being done from a checkout. This sets up several defaults for
373 dnl the command line switches. When we build with a checkout directory,
374 dnl we get a debug with assertions turned on. Without, we assume a source
375 dnl release and we get an optimized build without assertions.
376 dnl See --enable-optimized and --enable-assertions below
377 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
380 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
386 dnl===-----------------------------------------------------------------------===
388 dnl=== SECTION 3: Command line arguments for the configure script.
390 dnl===-----------------------------------------------------------------------===
392 dnl --enable-optimized : check whether they want to do an optimized build:
393 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
394 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
395 if test ${enableval} = "no" ; then
396 AC_SUBST(ENABLE_OPTIMIZED,[[]])
398 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
401 dnl --enable-profiling : check whether they want to do a profile build:
402 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
403 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
404 if test ${enableval} = "no" ; then
405 AC_SUBST(ENABLE_PROFILING,[[]])
407 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
410 dnl --enable-assertions : check whether they want to turn on assertions or not:
411 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
412 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
413 if test ${enableval} = "yes" ; then
414 AC_SUBST(DISABLE_ASSERTIONS,[[]])
416 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
419 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
420 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
421 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
422 if test ${enableval} = "yes" ; then
423 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
424 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
426 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
427 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
430 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
431 AC_ARG_ENABLE(debug-runtime,
432 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
433 if test ${enableval} = "no" ; then
434 AC_SUBST(DEBUG_RUNTIME,[[]])
436 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
439 dnl --enable-debug-symbols : should even optimized compiler libraries
440 dnl have debug symbols?
441 AC_ARG_ENABLE(debug-symbols,
442 AS_HELP_STRING(--enable-debug-symbols,[Build compiler with debug symbols (default is NO if optimization is on and YES if it's off)]),,enableval=no)
443 if test ${enableval} = "no" ; then
444 AC_SUBST(DEBUG_SYMBOLS,[[]])
446 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
449 dnl --enable-jit: check whether they want to enable the jit
451 AS_HELP_STRING(--enable-jit,
452 [Enable Just In Time Compiling (default is YES)]),,
454 if test ${enableval} = "no"
458 case "$llvm_cv_target_arch" in
459 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
460 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
461 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
462 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
463 Alpha) AC_SUBST(TARGET_HAS_JIT,1) ;;
464 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
465 Mips) AC_SUBST(TARGET_HAS_JIT,0) ;;
466 PIC16) AC_SUBST(TARGET_HAS_JIT,0) ;;
467 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
468 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
469 SystemZ) AC_SUBST(TARGET_HAS_JIT,0) ;;
470 Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;;
471 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
472 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
476 dnl Allow enablement of doxygen generated documentation
477 AC_ARG_ENABLE(doxygen,
478 AS_HELP_STRING([--enable-doxygen],
479 [Build doxygen documentation (default is NO)]),,
482 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
483 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
484 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
485 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
488 dnl Allow disablement of threads
489 AC_ARG_ENABLE(threads,
490 AS_HELP_STRING([--enable-threads],
491 [Use threads if available (default is YES)]),,
494 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
495 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
496 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
497 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
499 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
501 dnl Allow building without position independent code
503 AS_HELP_STRING([--enable-pic],
504 [Build LLVM with Position Independent Code (default is YES)]),,
507 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
508 no) AC_SUBST(ENABLE_PIC,[0]) ;;
509 default) AC_SUBST(ENABLE_PIC,[1]) ;;
510 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
512 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
513 [Define if position independent code is enabled])
515 dnl Allow building a shared library and linking tools against it.
516 AC_ARG_ENABLE(shared,
517 AS_HELP_STRING([--enable-shared],
518 [Build a shared library and link tools against it (default is NO)]),,
521 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
522 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
523 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
524 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
527 dnl Enable embedding timestamp information into build.
528 AC_ARG_ENABLE(timestamps,
529 AS_HELP_STRING([--enable-timestamps],
530 [Enable embedding timestamp information in build (default is YES)]),,
533 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
534 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
535 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
536 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
538 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
539 [Define if timestamp information (e.g., __DATE___) is allowed])
541 dnl Allow specific targets to be specified for building (or not)
543 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
544 [Build specific host targets: all or target1,target2,... Valid targets are:
545 host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu, pic16,
546 xcore, msp430, systemz, blackfin, cbe, and cpp (default=all)]),,
548 if test "$enableval" = host-only ; then
552 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU PIC16 XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze" ;;
553 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
555 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
556 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
557 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
558 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
559 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
560 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
561 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
562 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
563 pic16) TARGETS_TO_BUILD="PIC16 $TARGETS_TO_BUILD" ;;
564 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
565 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
566 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
567 blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
568 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
569 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
570 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
571 host) case "$llvm_cv_target_arch" in
572 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
573 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
574 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
575 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
576 Alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
577 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
578 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
579 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
580 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
581 PIC16) TARGETS_TO_BUILD="PIC16 $TARGETS_TO_BUILD" ;;
582 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
583 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
584 s390x) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
585 Blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
586 *) AC_MSG_ERROR([Can not set target to build]) ;;
588 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
593 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
595 # Determine whether we are building LLVM support for the native architecture.
596 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
597 for a_target in $TARGETS_TO_BUILD; do
598 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
599 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
600 [LLVM architecture name for the native architecture, if available])
601 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
602 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
603 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
604 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
605 [LLVM name for the native Target init function, if available])
606 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
607 [LLVM name for the native TargetInfo init function, if available])
608 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
609 [LLVM name for the native AsmPrinter init function, if available])
613 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
614 # target feature def files.
616 LLVM_ENUM_ASM_PRINTERS=""
617 LLVM_ENUM_ASM_PARSERS=""
618 LLVM_ENUM_DISASSEMBLERS=""
619 for target_to_build in $TARGETS_TO_BUILD; do
620 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
621 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmPrinter/Makefile ; then
622 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
624 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
625 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
627 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
628 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
631 AC_SUBST(LLVM_ENUM_TARGETS)
632 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
633 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
634 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
636 dnl Prevent the CBackend from using printf("%a") for floating point so older
637 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
638 dnl can still compile the CBE's output
639 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
640 [Enable C Backend output with hex floating point via %a (default is YES)]),,
643 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
644 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
645 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
646 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
648 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
649 [Define if CBE is enabled for printf %a output])
651 dnl Allow a specific llvm-gcc/llvm-g++ pair to be used with this LLVM config.
652 AC_ARG_WITH(llvmgccdir,
653 AS_HELP_STRING([--with-llvmgccdir],
654 [Specify location of llvm-gcc install dir (default searches PATH)]),,
657 default) WITH_LLVMGCCDIR=default ;;
658 /* | [[A-Za-z]]:[[\\/]]*) WITH_LLVMGCCDIR=$withval ;;
659 *) AC_MSG_ERROR([Invalid path for --with-llvmgccdir. Provide full path]) ;;
662 dnl Allow a specific llvm-gcc compiler to be used with this LLVM config.
664 AS_HELP_STRING([--with-llvmgcc],
665 [Specify location of llvm-gcc driver (default searches PATH)]),
666 LLVMGCC=$with_llvmgcc
669 dnl Allow a specific llvm-g++ compiler to be used with this LLVM config.
671 AS_HELP_STRING([--with-llvmgxx],
672 [Specify location of llvm-g++ driver (default searches PATH)]),
673 LLVMGXX=$with_llvmgxx
676 if test -n "$LLVMGCC"; then
677 LLVMGCCCOMMAND="$LLVMGCC"
680 if test -n "$LLVMGXX"; then
681 LLVMGXXCOMMAND="$LLVMGXX"
684 if test -n "$LLVMGCC" && test -z "$LLVMGXX"; then
685 AC_MSG_ERROR([Invalid llvm-g++. Use --with-llvmgxx when --with-llvmgcc is used]);
688 if test -n "$LLVMGXX" && test -z "$LLVMGCC"; then
689 AC_MSG_ERROR([Invalid llvm-gcc. Use --with-llvmgcc when --with-llvmgxx is used]);
692 dnl Allow a specific Clang compiler to be used with this LLVM config.
694 AS_HELP_STRING([--with-clang],
695 [Specify location of clang compiler (default is --with-built-clang)]),
696 [],[with_clang=default])
698 dnl Enable use of the built Clang.
699 AC_ARG_WITH(built-clang,
700 AS_HELP_STRING([--with-built-clang],
701 [Use the compiled Clang as the LLVM compiler (default=check)]),
702 [],[with_built_clang=check])
704 dnl Select the Clang compiler option.
706 dnl If --with-clang is given, always honor that; otherwise honor
707 dnl --with-built-clang, or check if we have the clang sources.
708 AC_MSG_CHECKING([clang compiler])
711 if test "$with_clang" != "default"; then
712 WITH_CLANGPATH="$with_clang"
713 if ! test -x "$WITH_CLANGPATH"; then
714 AC_MSG_ERROR([invalid --with-clang, path does not specify an executable])
716 elif test "$with_built_clang" = "yes"; then
718 elif test "$with_built_clang" = "no"; then
721 if test "$with_built_clang" != "check"; then
722 AC_MSG_ERROR([invalid value for --with-built-clang.])
725 if test -f ${srcdir}/tools/clang/README.txt; then
730 if ! test -z "$WITH_CLANGPATH"; then
731 AC_MSG_RESULT([$WITH_CLANGPATH])
732 WITH_CLANGXXPATH=`"$WITH_CLANGPATH" --print-prog-name=clang++`
733 elif test "$WITH_BUILT_CLANG" = "1"; then
734 AC_MSG_RESULT([built])
736 AC_MSG_RESULT([none])
738 AC_SUBST(CLANGPATH,$WITH_CLANGPATH)
739 AC_SUBST(CLANGXXPATH,$WITH_CLANGXXPATH)
740 AC_SUBST(ENABLE_BUILT_CLANG,$WITH_BUILT_CLANG)
742 dnl Override the option to use for optimized builds.
743 AC_ARG_WITH(optimize-option,
744 AS_HELP_STRING([--with-optimize-option],
745 [Select the compiler options to use for optimized builds]),,
747 AC_MSG_CHECKING([optimization flags])
750 case "$llvm_cv_os_type" in
751 FreeBSD) optimize_option=-O2 ;;
752 MingW) optimize_option=-O2 ;;
753 *) optimize_option=-O3 ;;
755 *) optimize_option="$withval" ;;
757 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
758 AC_MSG_RESULT([$optimize_option])
760 dnl Specify extra build options
761 AC_ARG_WITH(extra-options,
762 AS_HELP_STRING([--with-extra-options],
763 [Specify additional options to compile LLVM with]),,
766 default) EXTRA_OPTIONS= ;;
767 *) EXTRA_OPTIONS=$withval ;;
769 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
771 dnl Allow specific bindings to be specified for building (or not)
772 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
773 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
777 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
778 all ) BINDINGS_TO_BUILD="ocaml" ;;
779 none | no) BINDINGS_TO_BUILD="" ;;
780 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
782 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
783 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
789 dnl Allow the ocaml libdir to be overridden. This could go in a configure
790 dnl script for bindings/ocaml/configure, except that its auto value depends on
791 dnl OCAMLC, which is found here to support tests.
792 AC_ARG_WITH([ocaml-libdir],
793 [AS_HELP_STRING([--with-ocaml-libdir],
794 [Specify install location for ocaml bindings (default is stdlib)])],
798 auto) with_ocaml_libdir="$withval" ;;
799 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
800 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
803 AC_ARG_WITH(c-include-dirs,
804 AS_HELP_STRING([--with-c-include-dirs],
805 [Colon separated list of directories clang will search for headers]),,
807 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
808 [Directories clang will search for headers])
810 AC_ARG_WITH(cxx-include-root,
811 AS_HELP_STRING([--with-cxx-include-root],
812 [Directory with the libstdc++ headers.]),,
814 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
815 [Directory with the libstdc++ headers.])
817 AC_ARG_WITH(cxx-include-arch,
818 AS_HELP_STRING([--with-cxx-include-arch],
819 [Architecture of the libstdc++ headers.]),,
821 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
822 [Arch the libstdc++ headers.])
824 AC_ARG_WITH(cxx-include-32bit-dir,
825 AS_HELP_STRING([--with-cxx-include-32bit-dir],
826 [32 bit multilib dir.]),,
828 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
829 [32 bit multilib directory.])
831 AC_ARG_WITH(cxx-include-64bit-dir,
832 AS_HELP_STRING([--with-cxx-include-64bit-dir],
833 [64 bit multilib directory.]),,
835 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
836 [64 bit multilib directory.])
838 dnl Allow linking of LLVM with GPLv3 binutils code.
839 AC_ARG_WITH(binutils-include,
840 AS_HELP_STRING([--with-binutils-include],
841 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
844 default) WITH_BINUTILS_INCDIR=default ;;
845 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
846 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
848 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
849 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
850 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
851 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
852 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
856 dnl --enable-libffi : check whether the user wants to turn off libffi:
857 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
858 --enable-libffi,[Check for the presence of libffi (default is NO)]),
859 [case "$enableval" in
860 yes) llvm_cv_enable_libffi="yes" ;;
861 no) llvm_cv_enable_libffi="no" ;;
862 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
864 llvm_cv_enable_libffi=no)
866 dnl===-----------------------------------------------------------------------===
868 dnl=== SECTION 4: Check for programs we need and that they are the right version
870 dnl===-----------------------------------------------------------------------===
872 dnl Check for compilation tools
880 dnl Check for the tools that the makefiles require
883 AC_PATH_PROG(CMP, [cmp], [cmp])
884 AC_PATH_PROG(CP, [cp], [cp])
885 AC_PATH_PROG(DATE, [date], [date])
886 AC_PATH_PROG(FIND, [find], [find])
887 AC_PATH_PROG(GREP, [grep], [grep])
888 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
889 AC_PATH_PROG(MV, [mv], [mv])
891 AC_CHECK_TOOL(AR, ar, false)
892 AC_PATH_PROG(RM, [rm], [rm])
893 AC_PATH_PROG(SED, [sed], [sed])
894 AC_PATH_PROG(TAR, [tar], [gtar])
895 AC_PATH_PROG(BINPWD,[pwd], [pwd])
897 dnl Looking for misc. graph plotting software
898 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
899 if test "$GRAPHVIZ" != "echo Graphviz" ; then
900 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
901 dnl If we're targeting for mingw we should emit windows paths, not msys
902 if test "$llvm_cv_os_type" = "MingW" ; then
903 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
905 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
906 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
908 AC_PATH_PROG(DOT, [dot], [echo dot])
909 if test "$DOT" != "echo dot" ; then
910 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
911 dnl If we're targeting for mingw we should emit windows paths, not msys
912 if test "$llvm_cv_os_type" = "MingW" ; then
913 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
915 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
916 [Define to path to dot program if found or 'echo dot' otherwise])
918 AC_PATH_PROG(FDP, [fdp], [echo fdp])
919 if test "$FDP" != "echo fdp" ; then
920 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
921 dnl If we're targeting for mingw we should emit windows paths, not msys
922 if test "$llvm_cv_os_type" = "MingW" ; then
923 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
925 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
926 [Define to path to fdp program if found or 'echo fdp' otherwise])
928 AC_PATH_PROG(NEATO, [neato], [echo neato])
929 if test "$NEATO" != "echo neato" ; then
930 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
931 dnl If we're targeting for mingw we should emit windows paths, not msys
932 if test "$llvm_cv_os_type" = "MingW" ; then
933 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
935 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
936 [Define to path to neato program if found or 'echo neato' otherwise])
938 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
939 if test "$TWOPI" != "echo twopi" ; then
940 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
941 dnl If we're targeting for mingw we should emit windows paths, not msys
942 if test "$llvm_cv_os_type" = "MingW" ; then
943 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
945 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
946 [Define to path to twopi program if found or 'echo twopi' otherwise])
948 AC_PATH_PROG(CIRCO, [circo], [echo circo])
949 if test "$CIRCO" != "echo circo" ; then
950 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
951 dnl If we're targeting for mingw we should emit windows paths, not msys
952 if test "$llvm_cv_os_type" = "MingW" ; then
953 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
955 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
956 [Define to path to circo program if found or 'echo circo' otherwise])
958 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
959 if test "$GV" != "echo gv" ; then
960 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
961 dnl If we're targeting for mingw we should emit windows paths, not msys
962 if test "$llvm_cv_os_type" = "MingW" ; then
963 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
965 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
966 [Define to path to gv program if found or 'echo gv' otherwise])
968 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
969 if test "$DOTTY" != "echo dotty" ; then
970 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
971 dnl If we're targeting for mingw we should emit windows paths, not msys
972 if test "$llvm_cv_os_type" = "MingW" ; then
973 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
975 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
976 [Define to path to dotty program if found or 'echo dotty' otherwise])
979 dnl Look for a sufficiently recent version of Perl.
980 LLVM_PROG_PERL([5.006])
982 if test x"$PERL" = xnone; then
983 AC_SUBST(HAVE_PERL,0)
984 AC_MSG_ERROR([perl is required but was not found, please install it])
986 AC_SUBST(HAVE_PERL,1)
989 dnl Find the install program
991 dnl Prepend src dir to install path dir if it's a relative path
992 dnl This is a hack for installs that take place in something other
993 dnl than the top level.
995 [[\\/$]]* | ?:[[\\/]]* ) ;;
996 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
999 dnl Checks for documentation and testing tools that we can do without. If these
1000 dnl are not found then they are set to "true" which always succeeds but does
1001 dnl nothing. This just lets the build output show that we could have done
1002 dnl something if the tool was available.
1003 AC_PATH_PROG(BZIP2, [bzip2])
1004 AC_PATH_PROG(CAT, [cat])
1005 AC_PATH_PROG(DOXYGEN, [doxygen])
1006 AC_PATH_PROG(GROFF, [groff])
1007 AC_PATH_PROG(GZIP, [gzip])
1008 AC_PATH_PROG(POD2HTML, [pod2html])
1009 AC_PATH_PROG(POD2MAN, [pod2man])
1010 AC_PATH_PROG(PDFROFF, [pdfroff])
1011 AC_PATH_PROG(RUNTEST, [runtest])
1013 AC_PATH_PROG(ZIP, [zip])
1014 AC_PATH_PROGS(OCAMLC, [ocamlc])
1015 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1016 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1017 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1018 AC_PATH_PROGS(GAS, [gas as])
1020 dnl Get the version of the linker in use.
1023 dnl Determine whether the linker supports the -R option.
1026 dnl Determine whether the linker supports the -export-dynamic option.
1027 AC_LINK_EXPORT_DYNAMIC
1029 dnl Determine whether the linker supports the --version-script option.
1030 AC_LINK_VERSION_SCRIPT
1032 dnl Check for libtool and the library that has dlopen function (which must come
1033 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1038 if test "$WITH_LLVMGCCDIR" = "default" ; then
1039 LLVMGCC="llvm-gcc${EXEEXT}"
1040 LLVMGXX="llvm-g++${EXEEXT}"
1041 LLVMGCCCOMMAND="$LLVMGCC"
1042 LLVMGXXCOMMAND="$LLVMGXX"
1043 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
1044 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
1045 AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
1046 AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
1048 if test -z "$LLVMGCC"; then
1049 LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
1050 LLVMGCCCOMMAND="$LLVMGCC"
1052 if test -z "$LLVMGXX"; then
1053 LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
1054 LLVMGXXCOMMAND="$LLVMGXX"
1057 AC_SUBST(LLVMGCC,$LLVMGCC)
1058 AC_SUBST(LLVMGXX,$LLVMGXX)
1059 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
1060 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
1063 dnl Select the LLVM capable compiler to use, we default to using llvm-gcc if
1064 dnl found, otherwise clang if available.
1066 AS_HELP_STRING([--with-llvmcc=<name>],
1067 [Choose the LLVM capable compiler to use (llvm-gcc, clang, or none; default=check)]),
1068 [],[with_llvmcc=check])
1069 AC_MSG_CHECKING([LLVM capable compiler])
1070 if test "$with_llvmcc" != "check"; then
1071 if (test "$with_llvmcc" != "llvm-gcc" &&
1072 test "$with_llvmcc" != "clang" &&
1073 test "$with_llvmcc" != "none"); then
1074 AC_MSG_ERROR([invalid value for --with-llvmcc, expected 'llvm-gcc', 'clang', or 'none'.])
1076 WITH_LLVMCC="$with_llvmcc"
1077 elif test -n "$LLVMGCC"; then
1078 WITH_LLVMCC=llvm-gcc
1079 elif test -n "$WITH_CLANGPATH" || test "$WITH_BUILT_CLANG" -ne "0"; then
1084 AC_MSG_RESULT([$WITH_LLVMCC])
1085 AC_SUBST(LLVMCC_OPTION,$WITH_LLVMCC)
1087 AC_MSG_CHECKING([tool compatibility])
1089 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1090 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1091 dnl to support those options.
1092 dnl "icc" emits gcc signatures
1093 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1105 if test "$GCC" != "yes" && test "$ICC" != "yes"
1107 AC_MSG_ERROR([gcc|icc required but not found])
1110 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
1111 if test "$GXX" != "yes" && test "$IXX" != "yes"
1113 AC_MSG_ERROR([g++|icc required but not found])
1116 dnl Verify that GCC is version 3.0 or higher
1117 if test "$GCC" = "yes"
1119 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1120 #error Unsupported GCC version
1122 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1125 dnl Check for GNU Make. We use its extensions, so don't build without it
1126 if test -z "$llvm_cv_gnu_make_command"
1128 AC_MSG_ERROR([GNU Make required but not found])
1131 dnl Tool compatibility is okay if we make it here.
1134 dnl Check optional compiler flags.
1135 AC_MSG_CHECKING([optional compiler flags])
1136 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1137 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1138 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1140 dnl===-----------------------------------------------------------------------===
1142 dnl=== SECTION 5: Check for libraries
1144 dnl===-----------------------------------------------------------------------===
1147 if test "$llvm_cv_os_type" = "MingW" ; then
1148 AC_CHECK_LIB(imagehlp, main)
1149 AC_CHECK_LIB(psapi, main)
1152 dnl dlopen() is required for plugin support.
1153 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1154 [Define if dlopen() is available on this platform.]),
1155 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1157 dnl libffi is optional; used to call external functions from the interpreter
1158 if test "$llvm_cv_enable_libffi" = "yes" ; then
1159 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1160 [Define if libffi is available on this platform.]),
1161 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1164 dnl mallinfo is optional; the code can compile (minus features) without it
1165 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1166 [Define if mallinfo() is available on this platform.]))
1168 dnl pthread locking functions are optional - but llvm will not be thread-safe
1170 if test "$ENABLE_THREADS" -eq 1 ; then
1171 AC_CHECK_LIB(pthread, pthread_mutex_init)
1172 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1173 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1174 [Have pthread_mutex_lock]))
1175 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1176 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1177 [Have pthread_rwlock_init]))
1178 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1179 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1180 [Have pthread_getspecific]))
1183 dnl Allow extra x86-disassembler library
1185 AS_HELP_STRING([--with-udis86=<path>],
1186 [Use udis86 external x86 disassembler library]),
1188 AC_SUBST(USE_UDIS86, [1])
1191 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1193 AC_CHECK_LIB(udis86, ud_init, [], [
1194 echo "Error! You need to have libudis86 around."
1198 AC_SUBST(USE_UDIS86, [0]))
1199 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1200 [Define if use udis86 library])
1202 dnl Allow OProfile support for JIT output.
1203 AC_ARG_WITH(oprofile,
1204 AS_HELP_STRING([--with-oprofile=<prefix>],
1205 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1207 AC_SUBST(USE_OPROFILE, [1])
1209 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1211 AC_SUBST(USE_OPROFILE, [0]) ;;
1212 *) llvm_cv_oppath="${withval}/lib/oprofile"
1213 CPPFLAGS="-I${withval}/include";;
1215 if test -n "$llvm_cv_oppath" ; then
1216 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1217 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1218 dnl libbfd is not included properly in libopagent in some Debian
1219 dnl versions. If libbfd isn't found at all, we assume opagent works
1221 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1222 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1223 echo "Error! You need to have libopagent around."
1226 AC_CHECK_HEADER([opagent.h], [], [
1227 echo "Error! You need to have opagent.h around."
1233 AC_SUBST(USE_OPROFILE, [0])
1235 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1236 [Define if we have the oprofile JIT-support library])
1238 dnl===-----------------------------------------------------------------------===
1240 dnl=== SECTION 6: Check for header files
1242 dnl===-----------------------------------------------------------------------===
1244 dnl First, use autoconf provided macros for specific headers that we need
1245 dnl We don't check for ancient stuff or things that are guaranteed to be there
1246 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1247 dnl Generally we're looking for POSIX headers.
1249 AC_HEADER_MMAP_ANONYMOUS
1255 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1256 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1257 AC_CHECK_HEADERS([utime.h windows.h])
1258 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h])
1259 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1260 AC_CHECK_HEADERS([valgrind/valgrind.h])
1261 if test "$ENABLE_THREADS" -eq 1 ; then
1262 AC_CHECK_HEADERS(pthread.h,
1263 AC_SUBST(HAVE_PTHREAD, 1),
1264 AC_SUBST(HAVE_PTHREAD, 0))
1266 AC_SUBST(HAVE_PTHREAD, 0)
1269 dnl Try to find ffi.h.
1270 if test "$llvm_cv_enable_libffi" = "yes" ; then
1271 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1274 dnl Try to find Darwin specific crash reporting library.
1275 AC_CHECK_HEADERS([CrashReporterClient.h])
1277 dnl===-----------------------------------------------------------------------===
1279 dnl=== SECTION 7: Check for types and structures
1281 dnl===-----------------------------------------------------------------------===
1286 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1288 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1289 AC_CHECK_TYPES([uint64_t],,
1290 AC_CHECK_TYPES([u_int64_t],,
1291 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1293 dnl===-----------------------------------------------------------------------===
1295 dnl=== SECTION 8: Check for specific functions needed
1297 dnl===-----------------------------------------------------------------------===
1299 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1300 AC_CHECK_FUNCS([powf fmodf strtof round ])
1301 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1302 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1303 AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ])
1304 AC_CHECK_FUNCS([strerror strerror_r strerror_s setenv ])
1305 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1306 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp])
1310 dnl Check for variations in the Standard C++ library and STL. These macros are
1311 dnl provided by LLVM in the autoconf/m4 directory.
1315 dnl Check for mmap support.We also need to know if /dev/zero is required to
1316 dnl be opened for allocating RWX memory.
1317 dnl Make sure we aren't attempting to configure for an unknown system
1318 if test "$llvm_cv_platform_type" = "Unix" ; then
1321 AC_NEED_DEV_ZERO_FOR_MMAP
1323 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1325 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1327 if test "$ac_cv_func_mmap_file" = "no"
1329 AC_MSG_WARN([mmap() of files required but not found])
1333 dnl atomic builtins are required for threading support.
1334 AC_MSG_CHECKING(for GCC atomic builtins)
1335 dnl Since we'll be using these atomic builtins in C++ files we should test
1336 dnl the C++ compiler.
1341 volatile unsigned long val = 1;
1342 __sync_synchronize();
1343 __sync_val_compare_and_swap(&val, 1, 0);
1344 __sync_add_and_fetch(&val, 1);
1345 __sync_sub_and_fetch(&val, 1);
1351 AC_DEFINE(LLVM_MULTITHREADED, 1, Build multithreading support into LLVM),
1353 AC_DEFINE(LLVM_MULTITHREADED, 0, Build multithreading support into LLVM)
1354 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1356 dnl===-----------------------------------------------------------------------===
1358 dnl=== SECTION 9: Additional checks, variables, etc.
1360 dnl===-----------------------------------------------------------------------===
1362 dnl Handle 32-bit linux systems running a 64-bit kernel.
1363 dnl This has to come after section 4 because it invokes the compiler.
1364 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1366 if test "$llvm_cv_linux_mixed" = "yes"; then
1367 llvm_cv_target_arch="x86"
1372 dnl Check, whether __dso_handle is present
1373 AC_CHECK_FUNCS([__dso_handle])
1375 dnl See if the llvm-gcc executable can compile to LLVM assembly
1376 AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
1377 [llvm_cv_llvmgcc_sanity="no"
1378 if test -x "$LLVMGCC" ; then
1379 cp /dev/null conftest.c
1380 "$LLVMGCC" -emit-llvm -S -o - conftest.c | \
1381 grep 'target datalayout =' > /dev/null 2>&1
1382 if test $? -eq 0 ; then
1383 llvm_cv_llvmgcc_sanity="yes"
1388 dnl Since we have a sane llvm-gcc, identify it and its sub-tools
1389 if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
1390 AC_MSG_CHECKING([llvm-gcc component support])
1391 llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
1392 AC_SUBST(LLVMCC1,$llvmcc1path)
1393 llvmcc1pluspath=`"$LLVMGCC" --print-prog-name=cc1plus`
1394 AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
1395 llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
1396 AC_SUBST(LLVMGCCDIR,$llvmgccdir)
1397 llvmgcclangs=[`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`]
1398 AC_SUBST(LLVMGCC_LANGS,$llvmgcclangs)
1402 dnl Propagate the shared library extension that the libltdl checks did to
1403 dnl the Makefiles so we can use it there too
1404 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1406 dnl Propagate the run-time library path variable that the libltdl
1407 dnl checks found to the Makefiles so we can use it there too
1408 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1410 # Translate the various configuration directories and other basic
1411 # information into substitutions that will end up in Makefile.config.in
1412 # that these configured values can be used by the makefiles
1413 if test "${prefix}" = "NONE" ; then
1416 eval LLVM_PREFIX="${prefix}";
1417 eval LLVM_BINDIR="${prefix}/bin";
1418 eval LLVM_LIBDIR="${prefix}/lib";
1419 eval LLVM_DATADIR="${prefix}/share/llvm";
1420 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1421 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1422 eval LLVM_INCLUDEDIR="${prefix}/include";
1423 eval LLVM_INFODIR="${prefix}/info";
1424 eval LLVM_MANDIR="${prefix}/man";
1425 LLVM_CONFIGTIME=`date`
1426 AC_SUBST(LLVM_PREFIX)
1427 AC_SUBST(LLVM_BINDIR)
1428 AC_SUBST(LLVM_LIBDIR)
1429 AC_SUBST(LLVM_DATADIR)
1430 AC_SUBST(LLVM_DOCSDIR)
1431 AC_SUBST(LLVM_ETCDIR)
1432 AC_SUBST(LLVM_INCLUDEDIR)
1433 AC_SUBST(LLVM_INFODIR)
1434 AC_SUBST(LLVM_MANDIR)
1435 AC_SUBST(LLVM_CONFIGTIME)
1437 # Place the various directores into the config.h file as #defines so that we
1438 # can know about the installation paths within LLVM.
1439 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1440 [Installation prefix directory])
1441 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1442 [Installation directory for binary executables])
1443 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1444 [Installation directory for libraries])
1445 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1446 [Installation directory for data files])
1447 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1448 [Installation directory for documentation])
1449 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1450 [Installation directory for config files])
1451 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1452 [Installation directory for include files])
1453 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1454 [Installation directory for .info files])
1455 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1456 [Installation directory for man pages])
1457 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1458 [Time at which LLVM was configured])
1459 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1460 [Host triple we were built on])
1462 # Determine which bindings to build.
1463 if test "$BINDINGS_TO_BUILD" = auto ; then
1464 BINDINGS_TO_BUILD=""
1465 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1466 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1469 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1471 # This isn't really configurey, but it avoids having to repeat the list in
1473 AC_SUBST(ALL_BINDINGS,ocaml)
1475 # Do any work necessary to ensure that bindings have what they need.
1476 binding_prereqs_failed=0
1477 for a_binding in $BINDINGS_TO_BUILD ; do
1478 case "$a_binding" in
1480 if test "x$OCAMLC" = x ; then
1481 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1482 binding_prereqs_failed=1
1484 if test "x$OCAMLDEP" = x ; then
1485 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1486 binding_prereqs_failed=1
1488 if test "x$OCAMLOPT" = x ; then
1489 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1490 dnl ocamlopt is optional!
1492 if test "x$with_ocaml_libdir" != xauto ; then
1493 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1495 ocaml_stdlib="`"$OCAMLC" -where`"
1496 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1498 # ocaml stdlib is beneath our prefix; use stdlib
1499 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1501 # ocaml stdlib is outside our prefix; use libdir/ocaml
1502 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1508 if test "$binding_prereqs_failed" = 1 ; then
1509 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1512 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1513 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1515 dnl Determine linker rpath flag
1516 if test "$llvm_cv_link_use_r" = "yes" ; then
1523 dnl Determine linker rdynamic flag
1524 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1525 RDYNAMIC="-Wl,-export-dynamic"
1531 dnl===-----------------------------------------------------------------------===
1533 dnl=== SECTION 10: Specify the output files and generate it
1535 dnl===-----------------------------------------------------------------------===
1537 dnl Configure header files
1538 dnl WARNING: dnl If you add or remove any of the following config headers, then
1539 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1540 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1541 dnl files can be updated automatically when their *.in sources change.
1542 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1543 AH_TOP([#ifndef CONFIG_H
1547 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1548 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1549 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1550 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1551 AC_CONFIG_HEADERS([include/llvm/System/DataTypes.h])
1553 dnl Configure the makefile's configuration data
1554 AC_CONFIG_FILES([Makefile.config])
1556 dnl Configure the RPM spec file for LLVM
1557 AC_CONFIG_FILES([llvm.spec])
1559 dnl Configure llvmc's Base plugin
1560 AC_CONFIG_FILES([tools/llvmc/src/Base.td])
1562 dnl Do the first stage of configuration for llvm-config.in.
1563 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1565 dnl Do special configuration of Makefiles
1566 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1567 AC_CONFIG_MAKEFILE(Makefile)
1568 AC_CONFIG_MAKEFILE(Makefile.common)
1569 AC_CONFIG_MAKEFILE(examples/Makefile)
1570 AC_CONFIG_MAKEFILE(lib/Makefile)
1571 AC_CONFIG_MAKEFILE(runtime/Makefile)
1572 AC_CONFIG_MAKEFILE(test/Makefile)
1573 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1574 AC_CONFIG_MAKEFILE(unittests/Makefile)
1575 AC_CONFIG_MAKEFILE(tools/Makefile)
1576 AC_CONFIG_MAKEFILE(utils/Makefile)
1577 AC_CONFIG_MAKEFILE(projects/Makefile)
1578 AC_CONFIG_MAKEFILE(bindings/Makefile)
1579 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1581 dnl Finally, crank out the output