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]],[[2.6svn]],[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) 2003-2008 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2008 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.
65 for i in `ls ${srcdir}/projects`
67 if test -d ${srcdir}/projects/${i} ; then
70 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
71 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
72 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
73 # llvm-test is the old name of the test-suite, kept here for backwards
75 llvm-test) AC_CONFIG_SUBDIRS([projects/llvm-test]) ;;
76 test-suite) AC_CONFIG_SUBDIRS([projects/test-suite]) ;;
77 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
78 llvm-gcc) AC_CONFIG_SUBDIRS([projects/llvm-gcc]) ;;
79 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
80 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
81 llvm-poolalloc) AC_CONFIG_SUBDIRS([projects/llvm-poolalloc]) ;;
82 poolalloc) AC_CONFIG_SUBDIRS([projects/poolalloc]) ;;
83 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;;
85 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
91 dnl===-----------------------------------------------------------------------===
93 dnl=== SECTION 2: Architecture, target, and host checks
95 dnl===-----------------------------------------------------------------------===
97 dnl Check the target for which we're compiling and the host that will do the
98 dnl compilations. This will tell us which LLVM compiler will be used for
99 dnl compiling SSA into object code. This needs to be done early because
100 dnl following tests depend on it.
103 dnl Determine the platform type and cache its value. This helps us configure
104 dnl the System library to the correct build platform.
105 AC_CACHE_CHECK([type of operating system we're going to host on],
109 llvm_cv_link_all_option="-Wl,--whole-archive"
110 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
111 llvm_cv_os_type="AIX"
112 llvm_cv_platform_type="Unix" ;;
114 llvm_cv_link_all_option="-Wl,--whole-archive"
115 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
116 llvm_cv_os_type="IRIX"
117 llvm_cv_platform_type="Unix" ;;
119 llvm_cv_link_all_option="-Wl,--whole-archive"
120 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
121 llvm_cv_os_type="Cygwin"
122 llvm_cv_platform_type="Unix" ;;
124 llvm_cv_link_all_option="-Wl,-all_load"
125 llvm_cv_no_link_all_option="-Wl,-noall_load"
126 llvm_cv_os_type="Darwin"
127 llvm_cv_platform_type="Unix" ;;
129 llvm_cv_link_all_option="-Wl,--whole-archive"
130 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
131 llvm_cv_os_type="FreeBSD"
132 llvm_cv_platform_type="Unix" ;;
134 llvm_cv_link_all_option="-Wl,--whole-archive"
135 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
136 llvm_cv_os_type="OpenBSD"
137 llvm_cv_platform_type="Unix" ;;
139 llvm_cv_link_all_option="-Wl,--whole-archive"
140 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
141 llvm_cv_os_type="NetBSD"
142 llvm_cv_platform_type="Unix" ;;
144 llvm_cv_link_all_option="-Wl,--whole-archive"
145 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
146 llvm_cv_os_type="DragonFly"
147 llvm_cv_platform_type="Unix" ;;
149 llvm_cv_link_all_option="-Wl,--whole-archive"
150 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
151 llvm_cv_os_type="HP-UX"
152 llvm_cv_platform_type="Unix" ;;
154 llvm_cv_link_all_option="-Wl,--whole-archive"
155 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
156 llvm_cv_os_type="Interix"
157 llvm_cv_platform_type="Unix" ;;
159 llvm_cv_link_all_option="-Wl,--whole-archive"
160 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
161 llvm_cv_os_type="Linux"
162 llvm_cv_platform_type="Unix" ;;
164 llvm_cv_link_all_option="-Wl,-z,allextract"
165 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
166 llvm_cv_os_type="SunOS"
167 llvm_cv_platform_type="Unix" ;;
169 llvm_cv_link_all_option="-Wl,--whole-archive"
170 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
171 llvm_cv_os_type="Win32"
172 llvm_cv_platform_type="Win32" ;;
174 llvm_cv_link_all_option="-Wl,--whole-archive"
175 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
176 llvm_cv_os_type="MingW"
177 llvm_cv_platform_type="Win32" ;;
179 llvm_cv_link_all_option=""
180 llvm_cv_no_link_all_option=""
181 llvm_cv_os_type="Unknown"
182 llvm_cv_platform_type="Unknown" ;;
185 dnl Make sure we aren't attempting to configure for an unknown system
186 if test "$llvm_cv_os_type" = "Unknown" ; then
187 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
190 dnl Set the "OS" Makefile variable based on the platform type so the
191 dnl makefile can configure itself to specific build hosts
192 AC_SUBST(OS,$llvm_cv_os_type)
194 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
195 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
196 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
198 dnl Set the "LLVM_ON_*" variables based on llvm_cvs_platform_type
199 dnl This is used by lib/System to determine the basic kind of implementation
201 case $llvm_cv_platform_type in
203 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
204 AC_SUBST(LLVM_ON_UNIX,[1])
205 AC_SUBST(LLVM_ON_WIN32,[0])
208 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
209 AC_SUBST(LLVM_ON_UNIX,[0])
210 AC_SUBST(LLVM_ON_WIN32,[1])
214 dnl Determine what our target architecture is and configure accordingly.
215 dnl This will allow Makefiles to make a distinction between the hardware and
217 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
219 i?86-*) llvm_cv_target_arch="x86" ;;
220 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
221 sparc*-*) llvm_cv_target_arch="Sparc" ;;
222 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
223 alpha*-*) llvm_cv_target_arch="Alpha" ;;
224 ia64-*) llvm_cv_target_arch="IA64" ;;
225 arm*-*) llvm_cv_target_arch="ARM" ;;
226 mips-*) llvm_cv_target_arch="Mips" ;;
227 pic16-*) llvm_cv_target_arch="PIC16" ;;
228 xcore-*) llvm_cv_target_arch="XCore" ;;
229 *) llvm_cv_target_arch="Unknown" ;;
232 if test "$llvm_cv_target_arch" = "Unknown" ; then
233 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
236 dnl Define a substitution, ARCH, for the target architecture
237 AC_SUBST(ARCH,$llvm_cv_target_arch)
239 dnl Check for the endianness of the target
240 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
242 dnl Check for build platform executable suffix if we're crosscompiling
243 if test "$cross_compiling" = yes; then
244 AC_SUBST(LLVM_CROSS_COMPILING, [1])
246 ac_build_prefix=${build_alias}-
247 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
248 if test -z "$BUILD_CXX"; then
249 AC_CHECK_PROG(BUILD_CXX, g++, g++)
250 if test -z "$BUILD_CXX"; then
251 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
255 AC_SUBST(LLVM_CROSS_COMPILING, [0])
258 dnl Check to see if there's a "CVS" (or .svn or .git) directory indicating
259 dnl that this build is being done from a checkout. This sets up several
260 dnl defaults for the command line switches. When we build with a CVS directory,
261 dnl we get a debug with assertions turned on. Without, we assume a source
262 dnl release and we get an optimized build without assertions.
263 dnl See --enable-optimized and --enable-assertions below
264 if test -d "CVS" -o -d "${srcdir}/CVS" -o -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
267 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
273 dnl===-----------------------------------------------------------------------===
275 dnl=== SECTION 3: Command line arguments for the configure script.
277 dnl===-----------------------------------------------------------------------===
279 dnl --enable-optimized : check whether they want to do an optimized build:
280 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
281 [--enable-optimized,Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
282 if test ${enableval} = "no" ; then
283 AC_SUBST(ENABLE_OPTIMIZED,[[]])
285 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
288 dnl --enable-profiling : check whether they want to do a profile build:
289 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
290 [--enable-profiling,Compile with profiling enabled (default is NO)]),,enableval="no")
291 if test ${enableval} = "no" ; then
292 AC_SUBST(ENABLE_PROFILING,[[]])
294 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
297 dnl --enable-assertions : check whether they want to turn on assertions or not:
298 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
299 [--enable-assertions,Compile with assertion checks enabled (default is YES)]),, enableval="yes")
300 if test ${enableval} = "yes" ; then
301 AC_SUBST(DISABLE_ASSERTIONS,[[]])
303 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
306 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
307 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
308 [--enable-expensive-checks,Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
309 if test ${enableval} = "yes" ; then
310 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
311 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
313 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
314 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
317 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
318 AC_ARG_ENABLE(debug-runtime,
319 AS_HELP_STRING([--enable-debug-runtime,Build runtime libs with debug symbols (default is NO)]),,enableval=no)
320 if test ${enableval} = "no" ; then
321 AC_SUBST(DEBUG_RUNTIME,[[]])
323 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
326 dnl --enable-jit: check whether they want to enable the jit
328 AS_HELP_STRING(--enable-jit,
329 [Enable Just In Time Compiling (default is YES)]),,
331 if test ${enableval} = "no"
335 case "$llvm_cv_target_arch" in
336 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
337 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
338 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
339 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
340 Alpha) AC_SUBST(TARGET_HAS_JIT,1) ;;
341 IA64) AC_SUBST(TARGET_HAS_JIT,0) ;;
342 ARM) AC_SUBST(TARGET_HAS_JIT,0) ;;
343 Mips) AC_SUBST(TARGET_HAS_JIT,0) ;;
344 PIC16) AC_SUBST(TARGET_HAS_JIT,0) ;;
345 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
346 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
350 dnl Allow enablement of doxygen generated documentation
351 AC_ARG_ENABLE(doxygen,
352 AS_HELP_STRING([--enable-doxygen],
353 [Build doxygen documentation (default is NO)]),,
356 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
357 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
358 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
359 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
362 dnl Allow disablement of threads
363 AC_ARG_ENABLE(threads,
364 AS_HELP_STRING([--enable-threads],
365 [Use threads if available (default is YES)]),,
368 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
369 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
370 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
371 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
373 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
375 dnl Allow building without position independent code
377 AS_HELP_STRING([--enable-pic],
378 [Build LLVM with Position Independent Code (default is YES)]),,
381 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
382 no) AC_SUBST(ENABLE_PIC,[0]) ;;
383 default) AC_SUBST(ENABLE_PIC,[1]) ;;
384 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
386 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
387 [Define if position independent code is enabled])
389 dnl Allow specific targets to be specified for building (or not)
391 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
392 [Build specific host targets: all,host-only,{target-name} (default=all)]),,
395 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha IA64 ARM Mips CellSPU PIC16 XCore CBackend MSIL CppBackend" ;;
397 case "$llvm_cv_target_arch" in
398 x86) TARGETS_TO_BUILD="X86" ;;
399 x86_64) TARGETS_TO_BUILD="X86" ;;
400 Sparc) TARGETS_TO_BUILD="Sparc" ;;
401 PowerPC) TARGETS_TO_BUILD="PowerPC" ;;
402 Alpha) TARGETS_TO_BUILD="Alpha" ;;
403 IA64) TARGETS_TO_BUILD="IA64" ;;
404 ARM) TARGETS_TO_BUILD="ARM" ;;
405 Mips) TARGETS_TO_BUILD="Mips" ;;
406 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU" ;;
407 PIC16) TARGETS_TO_BUILD="PIC16" ;;
408 XCore) TARGETS_TO_BUILD="XCore" ;;
409 *) AC_MSG_ERROR([Can not set target to build]) ;;
412 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
414 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
415 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
416 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
417 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
418 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
419 ia64) TARGETS_TO_BUILD="IA64 $TARGETS_TO_BUILD" ;;
420 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
421 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
422 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
423 pic16) TARGETS_TO_BUILD="PIC16 $TARGETS_TO_BUILD" ;;
424 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
425 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
426 msil) TARGETS_TO_BUILD="MSIL $TARGETS_TO_BUILD" ;;
427 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
428 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
433 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
435 dnl Prevent the CBackend from using printf("%a") for floating point so older
436 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
437 dnl can still compile the CBE's output
438 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
439 [Enable C Backend output with hex floating point via %a (default is YES)]),,
442 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
443 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
444 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
445 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
447 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
448 [Define if CBE is enabled for printf %a output])
450 dnl Allow a specific llvm-gcc/llvm-g++ pair to be used with this LLVM config.
451 AC_ARG_WITH(llvmgccdir,
452 AS_HELP_STRING([--with-llvmgccdir],
453 [Specify location of llvm-gcc install dir (default searches PATH)]),,
456 default) WITH_LLVMGCCDIR=default ;;
457 /* | [[A-Za-z]]:[[\\/]]*) WITH_LLVMGCCDIR=$withval ;;
458 *) AC_MSG_ERROR([Invalid path for --with-llvmgccdir. Provide full path]) ;;
461 dnl Allow a specific llvm-gcc compiler to be used with this LLVM config.
463 AS_HELP_STRING([--with-llvmgcc],
464 [Specify location of llvm-gcc driver (default searches PATH)]),
465 LLVMGCC=$with_llvmgcc
468 dnl Allow a specific llvm-g++ compiler to be used with this LLVM config.
470 AS_HELP_STRING([--with-llvmgxx],
471 [Specify location of llvm-g++ driver (default searches PATH)]),
472 LLVMGXX=$with_llvmgxx
475 if test -n "$LLVMGCC"; then
476 LLVMGCCCOMMAND="$LLVMGCC"
479 if test -n "$LLVMGXX"; then
480 LLVMGXXCOMMAND="$LLVMGXX"
483 if test -n "$LLVMGCC" && test -z "$LLVMGXX"; then
484 AC_MSG_ERROR([Invalid llvm-g++. Use --with-llvmgxx when --with-llvmgcc is used]);
487 if test -n "$LLVMGXX" && test -z "$LLVMGCC"; then
488 AC_MSG_ERROR([Invalid llvm-gcc. Use --with-llvmgcc when --with-llvmgxx is used]);
491 dnl Specify extra build options
492 AC_ARG_WITH(extra-options,
493 AS_HELP_STRING([--with-extra-options],
494 [Specify addtional options to compile LLVM with]),,
497 default) EXTRA_OPTIONS= ;;
498 *) EXTRA_OPTIONS=$withval ;;
500 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
502 dnl Allow specific bindings to be specified for building (or not)
503 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
504 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
508 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
509 all ) BINDINGS_TO_BUILD="ocaml" ;;
510 none | no) BINDINGS_TO_BUILD="" ;;
511 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
513 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
514 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
520 dnl Allow the ocaml libdir to be overridden. This could go in a configure
521 dnl script for bindings/ocaml/configure, except that its auto value depends on
522 dnl OCAMLC, which is found here to support tests.
523 AC_ARG_WITH([ocaml-libdir],
524 [AS_HELP_STRING([--with-ocaml-libdir],
525 [Specify install location for ocaml bindings (default is stdlib)])],
529 auto) with_ocaml_libdir="$withval" ;;
530 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
531 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
534 dnl Allow linking of LLVM with GPLv3 binutils code.
535 AC_ARG_WITH(binutils-include,
536 AS_HELP_STRING([--with-binutils-include],
537 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
540 default) WITH_BINUTILS_INCDIR=default ;;
541 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
542 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
544 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
545 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
546 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
547 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
548 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
552 dnl===-----------------------------------------------------------------------===
554 dnl=== SECTION 4: Check for programs we need and that they are the right version
556 dnl===-----------------------------------------------------------------------===
558 dnl Check for compilation tools
566 dnl Check for the tools that the makefiles require
569 AC_PATH_PROG(CMP, [cmp], [cmp])
570 AC_PATH_PROG(CP, [cp], [cp])
571 AC_PATH_PROG(DATE, [date], [date])
572 AC_PATH_PROG(FIND, [find], [find])
573 AC_PATH_PROG(GREP, [grep], [grep])
574 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
575 AC_PATH_PROG(MV, [mv], [mv])
577 AC_PATH_PROG(RM, [rm], [rm])
578 AC_PATH_PROG(SED, [sed], [sed])
579 AC_PATH_PROG(TAR, [tar], [gtar])
580 AC_PATH_PROG(BINPWD,[pwd], [pwd])
582 dnl Looking for misc. graph plotting software
583 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
584 if test "$GRAPHVIZ" != "echo Graphviz" ; then
585 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
586 dnl If we're targeting for mingw we should emit windows paths, not msys
587 if test "$llvm_cv_os_type" = "MingW" ; then
588 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
590 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
591 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
593 AC_PATH_PROG(DOT, [dot], [echo dot])
594 if test "$DOT" != "echo dot" ; then
595 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
596 dnl If we're targeting for mingw we should emit windows paths, not msys
597 if test "$llvm_cv_os_type" = "MingW" ; then
598 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
600 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
601 [Define to path to dot program if found or 'echo dot' otherwise])
603 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
604 if test "$GV" != "echo gv" ; then
605 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
606 dnl If we're targeting for mingw we should emit windows paths, not msys
607 if test "$llvm_cv_os_type" = "MingW" ; then
608 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
610 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
611 [Define to path to gv program if found or 'echo gv' otherwise])
613 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
614 if test "$DOTTY" != "echo dotty" ; then
615 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
616 dnl If we're targeting for mingw we should emit windows paths, not msys
617 if test "$llvm_cv_os_type" = "MingW" ; then
618 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
620 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
621 [Define to path to dotty program if found or 'echo dotty' otherwise])
624 dnl Look for a sufficiently recent version of Perl.
625 LLVM_PROG_PERL([5.006])
627 if test x"$PERL" = xnone; then
628 AC_SUBST(HAVE_PERL,0)
629 AC_MSG_ERROR([perl is required but was not found, please install it])
631 AC_SUBST(HAVE_PERL,1)
634 dnl Find the install program
637 dnl Checks for documentation and testing tools that we can do without. If these
638 dnl are not found then they are set to "true" which always succeeds but does
639 dnl nothing. This just lets the build output show that we could have done
640 dnl something if the tool was available.
641 AC_PATH_PROG(BZIP2, [bzip2])
642 AC_PATH_PROG(DOXYGEN, [doxygen])
643 AC_PATH_PROG(GROFF, [groff])
644 AC_PATH_PROG(GZIP, [gzip])
645 AC_PATH_PROG(POD2HTML, [pod2html])
646 AC_PATH_PROG(POD2MAN, [pod2man])
647 AC_PATH_PROG(RUNTEST, [runtest])
649 AC_PATH_PROG(ZIP, [zip])
650 AC_PATH_PROGS(OCAMLC, [ocamlc])
651 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
652 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
653 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
654 AC_PATH_PROGS(GAS, [gas as])
656 dnl Determine whether the linker supports the -R option.
659 dnl Determine whether the linker supports the -export-dynamic option.
660 AC_LINK_EXPORT_DYNAMIC
662 dnl Check for libtool and the library that has dlopen function (which must come
663 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
669 if test "$lt_cv_dlopen_self" = "yes" ; then
670 AC_DEFINE([CAN_DLOPEN_SELF],[1],
671 [Define if dlopen(0) will open the symbols of the program])
675 if test "$WITH_LLVMGCCDIR" = "default" ; then
676 LLVMGCC="llvm-gcc${EXEEXT}"
677 LLVMGXX="llvm-g++${EXEEXT}"
678 LLVMGCCCOMMAND="$LLVMGCC"
679 LLVMGXXCOMMAND="$LLVMGXX"
680 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
681 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
682 AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
683 AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
685 if test -z "$LLVMGCC"; then
686 LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
687 LLVMGCCCOMMAND="$LLVMGCC"
689 if test -z "$LLVMGXX"; then
690 LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
691 LLVMGXXCOMMAND="$LLVMGXX"
694 AC_SUBST(LLVMGCC,$LLVMGCC)
695 AC_SUBST(LLVMGXX,$LLVMGXX)
696 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
697 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
701 AC_MSG_CHECKING([tool compatibility])
703 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
704 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
705 dnl to support those options.
706 dnl "icc" emits gcc signatures
707 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
719 if test "$GCC" != "yes" && test "$ICC" != "yes"
721 AC_MSG_ERROR([gcc|icc required but not found])
724 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
725 if test "$GXX" != "yes" && test "$IXX" != "yes"
727 AC_MSG_ERROR([g++|icc required but not found])
730 dnl Verify that GCC is version 3.0 or higher
731 if test "$GCC" = "yes"
733 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
734 #error Unsupported GCC version
736 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
739 dnl Check for GNU Make. We use its extensions, so don't build without it
740 if test -z "$llvm_cv_gnu_make_command"
742 AC_MSG_ERROR([GNU Make required but not found])
745 dnl Tool compatibility is okay if we make it here.
748 dnl===-----------------------------------------------------------------------===
750 dnl=== SECTION 5: Check for libraries
752 dnl===-----------------------------------------------------------------------===
754 dnl libelf is for sparc only; we can ignore it if we don't have it
755 AC_CHECK_LIB(elf, elf_begin)
757 if test "$llvm_cv_os_type" = "MingW" ; then
758 AC_CHECK_LIB(imagehlp, main)
759 AC_CHECK_LIB(psapi, main)
762 dnl dlopen() is required for plugin support.
763 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
764 [Define if dlopen() is available on this platform.]),
765 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
767 dnl libffi is optional; used to call external functions from the interpreter
768 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
769 [Define if libffi is available on this platform.]),
770 AC_MSG_WARN([libffi not found - disabling external calls from interpreter]))
772 dnl mallinfo is optional; the code can compile (minus features) without it
773 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
774 [Define if mallinfo() is available on this platform.]))
776 dnl pthread locking functions are optional - but llvm will not be thread-safe
778 if test "$ENABLE_THREADS" -eq 1 ; then
779 AC_CHECK_LIB(pthread,pthread_mutex_init)
780 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
781 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
782 [Have pthread_mutex_lock]))
785 dnl Allow extra x86-disassembler library
787 AS_HELP_STRING([--with-udis86=<path>],
788 [Use udis86 external x86 disassembler library]),
790 AC_SUBST(USE_UDIS86, [1])
793 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
795 AC_CHECK_LIB(udis86, ud_init, [], [
796 echo "Error! You need to have libudis86 around."
800 AC_SUBST(USE_UDIS86, [0]))
801 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
802 [Define if use udis86 library])
804 dnl===-----------------------------------------------------------------------===
806 dnl=== SECTION 6: Check for header files
808 dnl===-----------------------------------------------------------------------===
810 dnl First, use autoconf provided macros for specific headers that we need
811 dnl We don't check for ancient stuff or things that are guaranteed to be there
812 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
813 dnl Generally we're looking for POSIX headers.
815 AC_HEADER_MMAP_ANONYMOUS
821 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
822 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h unistd.h utime.h])
823 AC_CHECK_HEADERS([windows.h])
824 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h])
825 AC_CHECK_HEADERS([sys/types.h malloc/malloc.h mach/mach.h])
826 if test "$ENABLE_THREADS" -eq 1 ; then
827 AC_CHECK_HEADERS(pthread.h,
828 AC_SUBST(HAVE_PTHREAD, 1),
829 AC_SUBST(HAVE_PTHREAD, 0))
831 AC_SUBST(HAVE_PTHREAD, 0)
834 dnl Try to find ffi.h.
835 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
837 dnl===-----------------------------------------------------------------------===
839 dnl=== SECTION 7: Check for types and structures
841 dnl===-----------------------------------------------------------------------===
848 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
849 AC_CHECK_TYPES([uint64_t],,
850 AC_CHECK_TYPES([u_int64_t],,
851 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
853 dnl===-----------------------------------------------------------------------===
855 dnl=== SECTION 8: Check for specific functions needed
857 dnl===-----------------------------------------------------------------------===
859 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
860 AC_CHECK_FUNCS([powf fmodf strtof round ])
861 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
862 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
863 AC_CHECK_FUNCS([mktemp realpath sbrk setrlimit strdup strerror strerror_r ])
864 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
865 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp])
870 dnl Check for variations in the Standard C++ library and STL. These macros are
871 dnl provided by LLVM in the autoconf/m4 directory.
872 AC_CXX_HAVE_STD_ITERATOR
873 AC_CXX_HAVE_BI_ITERATOR
874 AC_CXX_HAVE_FWD_ITERATOR
878 dnl Check for mmap support.We also need to know if /dev/zero is required to
879 dnl be opened for allocating RWX memory.
880 dnl Make sure we aren't attempting to configure for an unknown system
881 if test "$llvm_cv_platform_type" = "Unix" ; then
884 AC_NEED_DEV_ZERO_FOR_MMAP
886 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
888 AC_MSG_WARN([mmap() of a fixed address required but not supported])
890 if test "$ac_cv_func_mmap_file" = "no"
892 AC_MSG_WARN([mmap() of files required but not found])
896 dnl===-----------------------------------------------------------------------===
898 dnl=== SECTION 9: Additional checks, variables, etc.
900 dnl===-----------------------------------------------------------------------===
902 dnl Check, whether __dso_handle is present
903 AC_CHECK_FUNCS([__dso_handle])
905 dnl See if the llvm-gcc executable can compile to LLVM assembly
906 AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
907 [llvm_cv_llvmgcc_sanity="no"
908 if test -x "$LLVMGCC" ; then
909 cp /dev/null conftest.c
910 "$LLVMGCC" -emit-llvm -S -o - conftest.c | \
911 grep 'target datalayout =' > /dev/null 2>&1
912 if test $? -eq 0 ; then
913 llvm_cv_llvmgcc_sanity="yes"
918 dnl Since we have a sane llvm-gcc, identify it and its sub-tools
919 if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
920 AC_MSG_CHECKING([llvm-gcc component support])
921 llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
922 AC_SUBST(LLVMCC1,$llvmcc1path)
923 llvmcc1pluspath=`"$LLVMGCC" --print-prog-name=cc1plus`
924 AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
925 llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
926 AC_SUBST(LLVMGCCDIR,$llvmgccdir)
927 llvmgcclibexec=`echo "$llvmcc1path" | sed 's,/cc1,,'`
928 AC_SUBST(LLVMGCCLIBEXEC,$llvmgcclibexec)
929 llvmgccversion=[`"$LLVMGCC" -dumpversion 2>&1 | sed 's/^\([0-9.]*\).*/\1/'`]
930 llvmgccmajvers=[`echo $llvmgccversion | sed 's/^\([0-9]\).*/\1/'`]
931 AC_SUBST(LLVMGCC_VERSION,$llvmgccversion)
932 AC_SUBST(LLVMGCC_MAJVERS,$llvmgccmajvers)
933 llvmgcclangs=[`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`]
934 AC_SUBST(LLVMGCC_LANGS,$llvmgcclangs)
938 dnl Propagate the shared library extension that the libltdl checks did to
939 dnl the Makefiles so we can use it there too
940 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
942 # Translate the various configuration directories and other basic
943 # information into substitutions that will end up in Makefile.config.in
944 # that these configured values can be used by the makefiles
945 if test "${prefix}" = "NONE" ; then
948 eval LLVM_PREFIX="${prefix}";
949 eval LLVM_BINDIR="${prefix}/bin";
950 eval LLVM_LIBDIR="${prefix}/lib";
951 eval LLVM_DATADIR="${prefix}/share/llvm";
952 eval LLVM_DOCSDIR="${prefix}/docs/llvm";
953 eval LLVM_ETCDIR="${prefix}/etc/llvm";
954 eval LLVM_INCLUDEDIR="${prefix}/include";
955 eval LLVM_INFODIR="${prefix}/info";
956 eval LLVM_MANDIR="${prefix}/man";
957 LLVM_CONFIGTIME=`date`
958 AC_SUBST(LLVM_PREFIX)
959 AC_SUBST(LLVM_BINDIR)
960 AC_SUBST(LLVM_LIBDIR)
961 AC_SUBST(LLVM_DATADIR)
962 AC_SUBST(LLVM_DOCSDIR)
963 AC_SUBST(LLVM_ETCDIR)
964 AC_SUBST(LLVM_INCLUDEDIR)
965 AC_SUBST(LLVM_INFODIR)
966 AC_SUBST(LLVM_MANDIR)
967 AC_SUBST(LLVM_CONFIGTIME)
969 # Place the various directores into the config.h file as #defines so that we
970 # can know about the installation paths within LLVM.
971 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
972 [Installation prefix directory])
973 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
974 [Installation directory for binary executables])
975 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
976 [Installation directory for libraries])
977 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
978 [Installation directory for data files])
979 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
980 [Installation directory for documentation])
981 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
982 [Installation directory for config files])
983 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
984 [Installation directory for include files])
985 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
986 [Installation directory for .info files])
987 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
988 [Installation directory for man pages])
989 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
990 [Time at which LLVM was configured])
991 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
992 [Host triple we were built on])
994 # Determine which bindings to build.
995 if test "$BINDINGS_TO_BUILD" = auto ; then
997 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
998 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1001 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1003 # This isn't really configurey, but it avoids having to repeat the list in
1005 AC_SUBST(ALL_BINDINGS,ocaml)
1007 # Do any work necessary to ensure that bindings have what they need.
1008 binding_prereqs_failed=0
1009 for a_binding in $BINDINGS_TO_BUILD ; do
1010 case "$a_binding" in
1012 if test "x$OCAMLC" = x ; then
1013 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1014 binding_prereqs_failed=1
1016 if test "x$OCAMLDEP" = x ; then
1017 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1018 binding_prereqs_failed=1
1020 if test "x$OCAMLOPT" = x ; then
1021 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1022 dnl ocamlopt is optional!
1024 if test "x$with_ocaml_libdir" != xauto ; then
1025 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1027 ocaml_stdlib="`"$OCAMLC" -where`"
1028 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1030 # ocaml stdlib is beneath our prefix; use stdlib
1031 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1033 # ocaml stdlib is outside our prefix; use libdir/ocaml
1034 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1040 if test "$binding_prereqs_failed" = 1 ; then
1041 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1044 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1045 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1047 dnl Determine linker rpath flag
1048 if test "$llvm_cv_link_use_r" = "yes" ; then
1055 dnl Determine linker rdynamic flag
1056 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1057 RDYNAMIC="-Wl,-export-dynamic"
1063 dnl===-----------------------------------------------------------------------===
1065 dnl=== SECTION 10: Specify the output files and generate it
1067 dnl===-----------------------------------------------------------------------===
1069 dnl Configure header files
1070 dnl WARNING: dnl If you add or remove any of the following config headers, then
1071 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1072 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1073 dnl files can be updated automatically when their *.in sources change.
1074 AC_CONFIG_HEADERS([include/llvm/Config/config.h])
1075 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1076 AC_CONFIG_HEADERS([include/llvm/ADT/iterator.h])
1078 dnl Configure the makefile's configuration data
1079 AC_CONFIG_FILES([Makefile.config])
1081 dnl Configure the RPM spec file for LLVM
1082 AC_CONFIG_FILES([llvm.spec])
1084 dnl Configure doxygen's configuration file
1085 AC_CONFIG_FILES([docs/doxygen.cfg])
1087 dnl Configure llvmc's Base plugin
1088 AC_CONFIG_FILES([tools/llvmc/plugins/Base/Base.td])
1090 dnl Do the first stage of configuration for llvm-config.in.
1091 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1093 dnl Do special configuration of Makefiles
1094 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1095 AC_CONFIG_MAKEFILE(Makefile)
1096 AC_CONFIG_MAKEFILE(Makefile.common)
1097 AC_CONFIG_MAKEFILE(examples/Makefile)
1098 AC_CONFIG_MAKEFILE(lib/Makefile)
1099 AC_CONFIG_MAKEFILE(runtime/Makefile)
1100 AC_CONFIG_MAKEFILE(test/Makefile)
1101 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1102 AC_CONFIG_MAKEFILE(unittests/Makefile)
1103 AC_CONFIG_MAKEFILE(tools/Makefile)
1104 AC_CONFIG_MAKEFILE(utils/Makefile)
1105 AC_CONFIG_MAKEFILE(projects/Makefile)
1106 AC_CONFIG_MAKEFILE(bindings/Makefile)
1107 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1109 dnl Finally, crank out the output