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 address for reporting bugs.
34 AC_INIT([LLVM],[3.5svn],[http://llvm.org/bugs/])
35 LLVM_DEFINE_SUBST([LLVM_VERSION_MAJOR], [3], [Major version of the LLVM API])
36 LLVM_DEFINE_SUBST([LLVM_VERSION_MINOR], [5], [Minor version of the LLVM API])
38 dnl Provide a copyright substitution and ensure the copyright notice is included
39 dnl in the output of --version option of the generated configure script.
40 AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign."])
41 AC_COPYRIGHT([Copyright (c) 2003-2014 University of Illinois at Urbana-Champaign.])
43 dnl Indicate that we require autoconf 2.60 or later.
46 dnl Verify that the source directory is valid. This makes sure that we are
47 dnl configuring LLVM and not some other package (it validates --srcdir argument)
48 AC_CONFIG_SRCDIR([lib/IR/Module.cpp])
50 dnl Place all of the extra autoconf files into the config subdirectory. Tell
51 dnl various tools where the m4 autoconf macros are.
52 AC_CONFIG_AUX_DIR([autoconf])
54 dnl Quit if the source directory has already been configured.
55 dnl NOTE: This relies upon undocumented autoconf behavior.
56 if test ${srcdir} != "." ; then
57 if test -f ${srcdir}/include/llvm/Config/config.h ; then
58 AC_MSG_ERROR([Already configured in ${srcdir}])
62 dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS,
63 dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc).
67 dnl We need to check for the compiler up here to avoid anything else
68 dnl starting with a different one.
70 AC_PROG_CXX(clang++ g++)
73 dnl If CXX is Clang, check that it can find and parse C++ standard library
75 if test "$CXX" = "clang++" ; then
76 AC_MSG_CHECKING([whether clang works])
78 dnl Note that space between 'include' and '(' is required. There's a broken
79 dnl regex in aclocal that otherwise will think that we call m4's include
81 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <limits>
82 #if __has_include (<cxxabi.h>)
85 #if __has_include (<unwind.h>)
94 AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler ./configure ...])
99 dnl Set up variables that track whether the host compiler is GCC or Clang where
100 dnl we can effectively sanity check them. We don't try to sanity check all the
101 dnl other possible compilers.
102 AC_MSG_CHECKING([whether GCC or Clang is our host compiler])
104 llvm_cv_cxx_compiler=unknown
105 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __clang__
109 llvm_cv_cxx_compiler=clang,
110 [AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#if ! __GNUC__
114 llvm_cv_cxx_compiler=gcc, [])])
116 AC_MSG_RESULT([${llvm_cv_cxx_compiler}])
118 dnl Configure all of the projects present in our source tree. While we could
119 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
120 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
121 dnl Instead we match on the known projects.
124 dnl One tricky part of doing this is that some projects depend upon other
125 dnl projects. For example, several projects rely upon the LLVM test suite.
126 dnl We want to configure those projects first so that their object trees are
127 dnl created before running the configure scripts of projects that depend upon
131 dnl Several projects use the LLVM test suite, so configure it next.
132 if test -d ${srcdir}/projects/test-suite ; then
133 AC_CONFIG_SUBDIRS([projects/test-suite])
136 dnl llvm-test is the old name of the test-suite, kept here for backwards
138 if test -d ${srcdir}/projects/llvm-test ; then
139 AC_CONFIG_SUBDIRS([projects/llvm-test])
142 dnl Some projects use poolalloc; configure that next
143 if test -d ${srcdir}/projects/poolalloc ; then
144 AC_CONFIG_SUBDIRS([projects/poolalloc])
147 if test -d ${srcdir}/projects/llvm-poolalloc ; then
148 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
151 dnl Check for all other projects
152 for i in `ls ${srcdir}/projects`
154 if test -d ${srcdir}/projects/${i} ; then
156 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
157 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
164 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
170 dnl Disable the build of polly, even if it is checked out into tools/polly.
172 AS_HELP_STRING([--enable-polly],
173 [Use polly if available (default is YES)]),,
176 yes) AC_SUBST(ENABLE_POLLY,[1]) ;;
177 no) AC_SUBST(ENABLE_POLLY,[0]) ;;
178 default) AC_SUBST(ENABLE_POLLY,[1]) ;;
179 *) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;;
183 dnl Check if polly is checked out into tools/polly and configure it if
185 if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then
186 AC_SUBST(LLVM_HAS_POLLY,1)
187 AC_CONFIG_SUBDIRS([tools/polly])
190 dnl===-----------------------------------------------------------------------===
192 dnl=== SECTION 2: Architecture, target, and host checks
194 dnl===-----------------------------------------------------------------------===
196 dnl Check the target for which we're compiling and the host that will do the
197 dnl compilations. This will tell us which LLVM compiler will be used for
198 dnl compiling SSA into object code. This needs to be done early because
199 dnl following tests depend on it.
202 dnl Determine the platform type and cache its value. This helps us configure
203 dnl the System library to the correct build platform.
204 AC_CACHE_CHECK([type of operating system we're going to host on],
208 llvm_cv_link_all_option="-Wl,--whole-archive"
209 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
210 llvm_cv_os_type="AIX"
211 llvm_cv_platform_type="Unix" ;;
213 llvm_cv_link_all_option="-Wl,--whole-archive"
214 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
215 llvm_cv_os_type="IRIX"
216 llvm_cv_platform_type="Unix" ;;
218 llvm_cv_link_all_option="-Wl,--whole-archive"
219 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
220 llvm_cv_os_type="Cygwin"
221 llvm_cv_platform_type="Unix" ;;
223 llvm_cv_link_all_option="-Wl,-all_load"
224 llvm_cv_no_link_all_option="-Wl,-noall_load"
225 llvm_cv_os_type="Darwin"
226 llvm_cv_platform_type="Unix" ;;
228 llvm_cv_link_all_option="-Wl,-all_load"
229 llvm_cv_no_link_all_option="-Wl,-noall_load"
230 llvm_cv_os_type="Minix"
231 llvm_cv_platform_type="Unix" ;;
233 llvm_cv_link_all_option="-Wl,--whole-archive"
234 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
235 llvm_cv_os_type="FreeBSD"
236 llvm_cv_platform_type="Unix" ;;
238 llvm_cv_link_all_option="-Wl,--whole-archive"
239 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
240 llvm_cv_os_type="GNU/kFreeBSD"
241 llvm_cv_platform_type="Unix" ;;
243 llvm_cv_link_all_option="-Wl,--whole-archive"
244 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
245 llvm_cv_os_type="OpenBSD"
246 llvm_cv_platform_type="Unix" ;;
248 llvm_cv_link_all_option="-Wl,--whole-archive"
249 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
250 llvm_cv_os_type="NetBSD"
251 llvm_cv_platform_type="Unix" ;;
253 llvm_cv_link_all_option="-Wl,--whole-archive"
254 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
255 llvm_cv_os_type="DragonFly"
256 llvm_cv_platform_type="Unix" ;;
258 llvm_cv_link_all_option="-Wl,--whole-archive"
259 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
260 llvm_cv_os_type="HP-UX"
261 llvm_cv_platform_type="Unix" ;;
263 llvm_cv_link_all_option="-Wl,--whole-archive"
264 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
265 llvm_cv_os_type="Interix"
266 llvm_cv_platform_type="Unix" ;;
268 llvm_cv_link_all_option="-Wl,--whole-archive"
269 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
270 llvm_cv_os_type="Linux"
271 llvm_cv_platform_type="Unix" ;;
273 llvm_cv_link_all_option="-Wl,--whole-archive"
274 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
275 llvm_cv_os_type="GNU"
276 llvm_cv_platform_type="Unix" ;;
278 llvm_cv_link_all_option="-Wl,-z,allextract"
279 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
280 llvm_cv_os_type="SunOS"
281 llvm_cv_platform_type="Unix" ;;
283 llvm_cv_link_all_option="-Wl,-z,allextract"
284 llvm_cv_link_all_option="-Wl,-z,defaultextract"
285 llvm_cv_os_type="AuroraUX"
286 llvm_cv_platform_type="Unix" ;;
288 llvm_cv_link_all_option="-Wl,--whole-archive"
289 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
290 llvm_cv_os_type="Win32"
291 llvm_cv_platform_type="Win32" ;;
293 llvm_cv_link_all_option="-Wl,--whole-archive"
294 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
295 llvm_cv_os_type="MingW"
296 llvm_cv_platform_type="Win32" ;;
298 llvm_cv_link_all_option="-Wl,--whole-archive"
299 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
300 llvm_cv_os_type="Haiku"
301 llvm_cv_platform_type="Unix" ;;
303 llvm_cv_link_all_option="-Wl,--whole-archive"
304 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
305 llvm_cv_os_type="Freestanding"
306 llvm_cv_platform_type="Unix" ;;
308 llvm_cv_link_all_option="-Wl,--whole-archive"
309 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
310 llvm_cv_os_type="Freestanding"
311 llvm_cv_platform_type="Unix" ;;
313 llvm_cv_link_all_option=""
314 llvm_cv_no_link_all_option=""
315 llvm_cv_os_type="Unknown"
316 llvm_cv_platform_type="Unknown" ;;
319 AC_CACHE_CHECK([type of operating system we're going to target],
320 [llvm_cv_target_os_type],
323 llvm_cv_target_os_type="AIX" ;;
325 llvm_cv_target_os_type="IRIX" ;;
327 llvm_cv_target_os_type="Cygwin" ;;
329 llvm_cv_target_os_type="Darwin" ;;
331 llvm_cv_target_os_type="Minix" ;;
333 llvm_cv_target_os_type="FreeBSD" ;;
335 llvm_cv_target_os_type="GNU/kFreeBSD" ;;
337 llvm_cv_target_os_type="OpenBSD" ;;
339 llvm_cv_target_os_type="NetBSD" ;;
341 llvm_cv_target_os_type="DragonFly" ;;
343 llvm_cv_target_os_type="HP-UX" ;;
345 llvm_cv_target_os_type="Interix" ;;
347 llvm_cv_target_os_type="Linux" ;;
349 llvm_cv_target_os_type="GNU" ;;
351 llvm_cv_target_os_type="SunOS" ;;
353 llvm_cv_target_os_type="AuroraUX" ;;
355 llvm_cv_target_os_type="Win32" ;;
357 llvm_cv_target_os_type="MingW" ;;
359 llvm_cv_target_os_type="Haiku" ;;
361 llvm_cv_target_os_type="RTEMS" ;;
363 llvm_cv_target_os_type="NativeClient" ;;
365 llvm_cv_target_os_type="Freestanding" ;;
367 llvm_cv_target_os_type="Unknown" ;;
370 dnl Make sure we aren't attempting to configure for an unknown system
371 if test "$llvm_cv_os_type" = "Unknown" ; then
372 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
375 dnl Set the "OS" Makefile variable based on the platform type so the
376 dnl makefile can configure itself to specific build hosts
377 AC_SUBST(OS,$llvm_cv_os_type)
378 AC_SUBST(HOST_OS,$llvm_cv_os_type)
379 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
381 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
382 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
383 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
385 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
386 dnl This is used by lib/Support to determine the basic kind of implementation
388 case $llvm_cv_platform_type in
390 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
391 AC_SUBST(LLVM_ON_UNIX,[1])
392 AC_SUBST(LLVM_ON_WIN32,[0])
395 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
396 AC_SUBST(LLVM_ON_UNIX,[0])
397 AC_SUBST(LLVM_ON_WIN32,[1])
401 dnl Determine what our target architecture is and configure accordingly.
402 dnl This will allow Makefiles to make a distinction between the hardware and
404 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
406 i?86-*) llvm_cv_target_arch="x86" ;;
407 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
408 sparc*-*) llvm_cv_target_arch="Sparc" ;;
409 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
410 arm*-*) llvm_cv_target_arch="ARM" ;;
411 aarch64*-*) llvm_cv_target_arch="AArch64" ;;
412 mips-* | mips64-*) llvm_cv_target_arch="Mips" ;;
413 mipsel-* | mips64el-*) llvm_cv_target_arch="Mips" ;;
414 xcore-*) llvm_cv_target_arch="XCore" ;;
415 msp430-*) llvm_cv_target_arch="MSP430" ;;
416 hexagon-*) llvm_cv_target_arch="Hexagon" ;;
417 nvptx-*) llvm_cv_target_arch="NVPTX" ;;
418 s390x-*) llvm_cv_target_arch="SystemZ" ;;
419 *) llvm_cv_target_arch="Unknown" ;;
422 if test "$llvm_cv_target_arch" = "Unknown" ; then
423 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
426 dnl Determine the LLVM native architecture for the target
427 case "$llvm_cv_target_arch" in
428 x86) LLVM_NATIVE_ARCH="X86" ;;
429 x86_64) LLVM_NATIVE_ARCH="X86" ;;
430 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
433 dnl Define a substitution, ARCH, for the target architecture
434 AC_SUBST(ARCH,$llvm_cv_target_arch)
435 AC_SUBST(LLVM_NATIVE_ARCH,$LLVM_NATIVE_ARCH)
437 dnl Determine what our host architecture.
438 dnl This will allow MCJIT regress tests runs only for supported
441 i?86-*) host_arch="x86" ;;
442 amd64-* | x86_64-*) host_arch="x86_64" ;;
443 sparc*-*) host_arch="Sparc" ;;
444 powerpc*-*) host_arch="PowerPC" ;;
445 arm*-*) host_arch="ARM" ;;
446 aarch64*-*) host_arch="AArch64" ;;
447 mips-* | mips64-*) host_arch="Mips" ;;
448 mipsel-* | mips64el-*) host_arch="Mips" ;;
449 xcore-*) host_arch="XCore" ;;
450 msp430-*) host_arch="MSP430" ;;
451 hexagon-*) host_arch="Hexagon" ;;
452 s390x-*) host_arch="SystemZ" ;;
453 *) host_arch="Unknown" ;;
456 if test "$host_arch" = "Unknown" ; then
457 AC_MSG_WARN([Configuring LLVM for an unknown host archicture])
460 AC_SUBST(HOST_ARCH,$host_arch)
462 dnl Check for build platform executable suffix if we're cross-compiling
463 if test "$cross_compiling" = yes; then
464 AC_SUBST(LLVM_CROSS_COMPILING, [1])
466 ac_build_prefix=${build_alias}-
467 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
468 if test -z "$BUILD_CXX"; then
469 AC_CHECK_PROG(BUILD_CXX, g++, g++)
470 if test -z "$BUILD_CXX"; then
471 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
475 AC_SUBST(LLVM_CROSS_COMPILING, [0])
478 dnl Check to see if there's a .svn or .git directory indicating that this
479 dnl build is being done from a checkout. This sets up several defaults for
480 dnl the command line switches. When we build with a checkout directory,
481 dnl we get a debug with assertions turned on. Without, we assume a source
482 dnl release and we get an optimized build without assertions.
483 dnl See --enable-optimized and --enable-assertions below
484 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
487 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
493 dnl===-----------------------------------------------------------------------===
495 dnl=== SECTION 3: Command line arguments for the configure script.
497 dnl===-----------------------------------------------------------------------===
499 dnl --enable-libcpp : check whether or not to use libc++ on the command line
500 AC_ARG_ENABLE(libcpp,
501 AS_HELP_STRING([--enable-libcpp],
502 [Use libc++ if available (default is NO)]),,
505 yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;;
506 no) AC_SUBST(ENABLE_LIBCPP,[0]) ;;
507 default) AC_SUBST(ENABLE_LIBCPP,[0]);;
508 *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;;
511 dnl Check both GCC and Clang for sufficiently modern versions. These checks can
512 dnl be bypassed by passing a flag if necessary on a platform. We have to do
513 dnl these checks here so that we have the configuration of the standard C++
514 dnl library finished.
515 AC_ARG_ENABLE(compiler-version-checks,
516 AS_HELP_STRING([--enable-compiler-version-checks],
517 [Check the version of the host compiler (default is YES)]),,
524 case "$llvm_cv_cxx_compiler" in
526 AC_MSG_CHECKING([whether Clang is new enough])
527 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
528 #if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 1)
529 #error This version of Clang is too old to build LLVM
532 [AC_MSG_RESULT([yes])],
535 The selected Clang compiler is not new enough to build LLVM. Please upgrade to
536 Clang 3.1. You may pass --disable-compiler-version-checks to configure to
537 bypass these sanity checks.])])
539 dnl Note that libstdc++4.6 is known broken for C++11 builds. The errors
540 dnl are sometimes deeply confusing though. Here we test for an obvious
541 dnl incomplete feature in 4.6's standard library that was completed in
542 dnl 4.7's. We also have to disable this test if 'ENABLE_LIBCPP' is set
543 dnl because the enable flags don't actually fix CXXFLAGS, they rely on
544 dnl that happening in the Makefile.
545 if test "$ENABLE_LIBCPP" -eq 0 ; then
546 AC_MSG_CHECKING([whether Clang will select a modern C++ standard library])
547 llvm_cv_old_cxxflags="$CXXFLAGS"
548 CXXFLAGS="$CXXFLAGS -std=c++0x"
549 AC_LINK_IFELSE([AC_LANG_SOURCE([[
551 std::atomic<float> x(0.0f);
552 int main() { return (float)x; }
554 [AC_MSG_RESULT([yes])],
557 We detected a missing feature in the standard C++ library that was known to be
558 missing in libstdc++4.6 and implemented in libstdc++4.7. There are numerous
559 C++11 problems with 4.6's library, and we don't support GCCs or libstdc++ older
560 than 4.7. You will need to update your system and ensure Clang uses the newer
563 If this error is incorrect or you need to force things to work, you may pass
564 '--disable-compiler-version-checks' to configure to bypass this test.])])
565 CXXFLAGS="$llvm_cv_old_cxxflags"
569 AC_MSG_CHECKING([whether GCC is new enough])
570 AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
571 #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
572 #error This version of GCC is too old to build LLVM
575 [AC_MSG_RESULT([yes])],
578 The selected GCC C++ compiler is not new enough to build LLVM. Please upgrade
579 to GCC 4.7. You may pass --disable-compiler-version-checks to configure to
580 bypass these sanity checks.])])
588 AC_MSG_ERROR([Invalid setting for --enable-compiler-version-checks. Use "yes" or "no"])
592 dnl --enable-cxx11 : check whether or not to use -std=c++11 on the command line
594 AS_HELP_STRING([--enable-cxx11],
595 [Use c++11 if available (default is NO)]),,
598 yes) AC_SUBST(ENABLE_CXX11,[1]) ;;
599 no) AC_SUBST(ENABLE_CXX11,[0]) ;;
600 default) AC_SUBST(ENABLE_CXX11,[0]);;
601 *) AC_MSG_ERROR([Invalid setting for --enable-cxx11. Use "yes" or "no"]) ;;
604 dnl --enable-fission : check whether or not to use -gsplit-dwarf on the command
606 AC_ARG_ENABLE(split-dwarf,
607 AS_HELP_STRING([--enable-split-dwarf],
608 [Use split-dwarf if available (default is NO)]),,
611 yes) AC_SUBST(ENABLE_SPLIT_DWARF,[1]) ;;
612 no) AC_SUBST(ENABLE_SPLIT_DWARF,[0]) ;;
613 default) AC_SUBST(ENABLE_SPLIT_DWARF,[0]);;
614 *) AC_MSG_ERROR([Invalid setting for --enable-split-dwarf. Use "yes" or "no"]) ;;
617 dnl --enable-clang-arcmt: check whether to enable clang arcmt
619 AC_ARG_ENABLE(clang-arcmt,
620 AS_HELP_STRING([--enable-clang-arcmt],
621 [Enable building of clang ARCMT (default is YES)]),
622 clang_arcmt="$enableval",
625 yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;;
626 no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;;
627 default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);;
628 *) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;;
631 dnl --enable-clang-static-analyzer: check whether to enable static-analyzer
632 clang_static_analyzer="yes"
633 AC_ARG_ENABLE(clang-static-analyzer,
634 AS_HELP_STRING([--enable-clang-static-analyzer],
635 [Enable building of clang Static Analyzer (default is YES)]),
636 clang_static_analyzer="$enableval",
639 yes) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]) ;;
641 if test ${clang_arcmt} != "no" ; then
642 AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling static analyzer.])
644 AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[0])
646 default) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]);;
647 *) AC_MSG_ERROR([Invalid setting for --enable-clang-static-analyzer. Use "yes" or "no"]) ;;
650 dnl --enable-clang-rewriter: check whether to enable clang rewriter
651 AC_ARG_ENABLE(clang-rewriter,
652 AS_HELP_STRING([--enable-clang-rewriter],
653 [Enable building of clang rewriter (default is YES)]),,
656 yes) AC_SUBST(ENABLE_CLANG_REWRITER,[1]) ;;
658 if test ${clang_arcmt} != "no" ; then
659 AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling rewriter.])
661 if test ${clang_static_analyzer} != "no" ; then
662 AC_MSG_ERROR([Cannot enable clang static analyzer while disabling rewriter.])
664 AC_SUBST(ENABLE_CLANG_REWRITER,[0])
666 default) AC_SUBST(ENABLE_CLANG_REWRITER,[1]);;
667 *) AC_MSG_ERROR([Invalid setting for --enable-clang-rewriter. Use "yes" or "no"]) ;;
670 dnl --enable-optimized : check whether they want to do an optimized build:
671 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
672 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
673 if test ${enableval} = "no" ; then
674 AC_SUBST(ENABLE_OPTIMIZED,[[]])
676 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
679 dnl --enable-profiling : check whether they want to do a profile build:
680 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
681 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
682 if test ${enableval} = "no" ; then
683 AC_SUBST(ENABLE_PROFILING,[[]])
685 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
688 dnl --enable-assertions : check whether they want to turn on assertions or not:
689 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
690 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
691 if test ${enableval} = "yes" ; then
692 AC_SUBST(DISABLE_ASSERTIONS,[[]])
694 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
697 dnl --enable-werror : check whether we want Werror on by default
698 AC_ARG_ENABLE(werror,AS_HELP_STRING(
699 --enable-werror,[Compile with -Werror enabled (default is NO)]),, enableval="no")
701 yes) AC_SUBST(ENABLE_WERROR,[1]) ;;
702 no) AC_SUBST(ENABLE_WERROR,[0]) ;;
703 default) AC_SUBST(ENABLE_WERROR,[0]);;
704 *) AC_MSG_ERROR([Invalid setting for --enable-werror. Use "yes" or "no"]) ;;
707 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
708 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
709 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
710 if test ${enableval} = "yes" ; then
711 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
712 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
714 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
715 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
718 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
719 AC_ARG_ENABLE(debug-runtime,
720 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
721 if test ${enableval} = "no" ; then
722 AC_SUBST(DEBUG_RUNTIME,[[]])
724 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
727 dnl --enable-debug-symbols : should even optimized compiler libraries
728 dnl have debug symbols?
729 AC_ARG_ENABLE(debug-symbols,
730 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)
731 if test ${enableval} = "no" ; then
732 AC_SUBST(DEBUG_SYMBOLS,[[]])
734 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
737 dnl --enable-keep-symbols : do not strip installed executables
738 AC_ARG_ENABLE(keep-symbols,
739 AS_HELP_STRING(--enable-keep-symbols,[Do not strip installed executables)]),,enableval=no)
740 if test ${enableval} = "no" ; then
741 AC_SUBST(KEEP_SYMBOLS,[[]])
743 AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]])
746 dnl --enable-jit: check whether they want to enable the jit
748 AS_HELP_STRING(--enable-jit,
749 [Enable Just In Time Compiling (default is YES)]),,
751 if test ${enableval} = "no"
755 case "$llvm_cv_target_arch" in
756 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
757 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
758 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
759 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
760 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
761 AArch64) AC_SUBST(TARGET_HAS_JIT,0) ;;
762 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
763 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
764 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
765 Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;;
766 NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
767 SystemZ) AC_SUBST(TARGET_HAS_JIT,1) ;;
768 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
772 TARGETS_WITH_JIT="AArch64 ARM Mips PowerPC SystemZ X86"
773 AC_SUBST(TARGETS_WITH_JIT,$TARGETS_WITH_JIT)
775 dnl Allow enablement of building and installing docs
777 AS_HELP_STRING([--enable-docs],
778 [Build documents (default is YES)]),,
781 yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
782 no) AC_SUBST(ENABLE_DOCS,[0]) ;;
783 default) AC_SUBST(ENABLE_DOCS,[1]) ;;
784 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
787 dnl Allow enablement of doxygen generated documentation
788 AC_ARG_ENABLE(doxygen,
789 AS_HELP_STRING([--enable-doxygen],
790 [Build doxygen documentation (default is NO)]),,
793 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
794 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
795 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
796 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
799 dnl Allow disablement of threads
800 AC_ARG_ENABLE(threads,
801 AS_HELP_STRING([--enable-threads],
802 [Use threads if available (default is YES)]),,
805 yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
806 no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;;
807 default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
808 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
810 AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS,
811 [Define if threads enabled])
813 dnl Allow disablement of pthread.h
814 AC_ARG_ENABLE(pthreads,
815 AS_HELP_STRING([--enable-pthreads],
816 [Use pthreads if available (default is YES)]),,
819 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
820 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
821 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
822 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
825 dnl Allow disablement of zlib
827 AS_HELP_STRING([--enable-zlib],
828 [Use zlib for compression/decompression if
829 available (default is YES)]),,
832 yes) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;;
833 no) AC_SUBST(LLVM_ENABLE_ZLIB,[0]) ;;
834 default) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;;
835 *) AC_MSG_ERROR([Invalid setting for --enable-zlib. Use "yes" or "no"]) ;;
837 AC_DEFINE_UNQUOTED([LLVM_ENABLE_ZLIB],$LLVM_ENABLE_ZLIB,
838 [Define if zlib is enabled])
840 dnl Allow building without position independent code
842 AS_HELP_STRING([--enable-pic],
843 [Build LLVM with Position Independent Code (default is YES)]),,
846 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
847 no) AC_SUBST(ENABLE_PIC,[0]) ;;
848 default) AC_SUBST(ENABLE_PIC,[1]) ;;
849 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
851 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
852 [Define if position independent code is enabled])
854 dnl Allow building a shared library and linking tools against it.
855 AC_ARG_ENABLE(shared,
856 AS_HELP_STRING([--enable-shared],
857 [Build a shared library and link tools against it (default is NO)]),,
860 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
861 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
862 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
863 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
866 dnl Allow libstdc++ is embedded in LLVM.dll.
867 AC_ARG_ENABLE(embed-stdcxx,
868 AS_HELP_STRING([--enable-embed-stdcxx],
869 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),,
872 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
873 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
874 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
875 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
878 dnl Enable embedding timestamp information into build.
879 AC_ARG_ENABLE(timestamps,
880 AS_HELP_STRING([--enable-timestamps],
881 [Enable embedding timestamp information in build (default is YES)]),,
884 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
885 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
886 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
887 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
889 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
890 [Define if timestamp information (e.g., __DATE__) is allowed])
892 dnl Enable support for showing backtraces.
893 AC_ARG_ENABLE(backtraces, AS_HELP_STRING(
894 [--enable-backtraces],
895 [Enable embedding backtraces on crash (default is YES)]),
896 [case "$enableval" in
897 yes) llvm_cv_enable_backtraces="yes" ;;
898 no) llvm_cv_enable_backtraces="no" ;;
899 *) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;;
901 llvm_cv_enable_backtraces="yes")
902 if test "$llvm_cv_enable_backtraces" = "yes" ; then
903 AC_DEFINE([ENABLE_BACKTRACES],[1],
904 [Define if you want backtraces on crash])
907 dnl Enable installing platform specific signal handling overrides, for improved
908 dnl CrashRecovery support or interaction with crash reporting software. This
909 dnl support may be inappropriate for some clients embedding LLVM as a library.
910 AC_ARG_ENABLE(crash-overrides, AS_HELP_STRING(
911 [--enable-crash-overrides],
912 [Enable crash handling overrides (default is YES)]),
913 [case "$enableval" in
914 yes) llvm_cv_enable_crash_overrides="yes" ;;
915 no) llvm_cv_enable_crash_overrides="no" ;;
916 *) AC_MSG_ERROR([Invalid setting for --enable-crash-overrides. Use "yes" or "no"]) ;;
918 llvm_cv_enable_crash_overrides="yes")
919 if test "$llvm_cv_enable_crash_overrides" = "yes" ; then
920 AC_DEFINE([ENABLE_CRASH_OVERRIDES],[1],
921 [Define to enable crash handling overrides])
924 dnl List all possible targets
925 ALL_TARGETS="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend NVPTX Hexagon SystemZ R600"
926 AC_SUBST(ALL_TARGETS,$ALL_TARGETS)
928 dnl Allow specific targets to be specified for building (or not)
930 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
931 [Build specific host targets: all or target1,target2,... Valid targets are:
932 host, x86, x86_64, sparc, powerpc, arm, aarch64, mips, hexagon,
933 xcore, msp430, nvptx, systemz, r600, and cpp (default=all)]),,
935 if test "$enableval" = host-only ; then
939 all) TARGETS_TO_BUILD="$ALL_TARGETS" ;;
940 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
942 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
943 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
944 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
945 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
946 aarch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
947 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
948 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
949 mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
950 mips64) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
951 mips64el) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
952 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
953 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
954 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
955 hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
956 nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
957 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
958 r600) TARGETS_TO_BUILD="R600 $TARGETS_TO_BUILD" ;;
959 host) case "$llvm_cv_target_arch" in
960 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
961 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
962 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
963 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
964 AArch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;;
965 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
966 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
967 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
968 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
969 Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
970 NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;;
971 SystemZ) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
972 *) AC_MSG_ERROR([Can not set target to build]) ;;
974 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
980 AC_ARG_ENABLE([experimental-targets],AS_HELP_STRING([--enable-experimental-targets],
981 [Build experimental host targets: disable or target1,target2,...
982 (default=disable)]),,
985 if test ${enableval} != "disable"
987 TARGETS_TO_BUILD="$enableval $TARGETS_TO_BUILD"
990 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
992 dnl Determine whether we are building LLVM support for the native architecture.
993 dnl If so, define LLVM_NATIVE_ARCH to that LLVM target.
994 for a_target in $TARGETS_TO_BUILD; do
995 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
996 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
997 [LLVM architecture name for the native architecture, if available])
998 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
999 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
1000 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
1001 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
1002 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
1003 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
1005 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then
1006 LLVM_NATIVE_DISASSEMBLER="LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler"
1008 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
1009 [LLVM name for the native Target init function, if available])
1010 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
1011 [LLVM name for the native TargetInfo init function, if available])
1012 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
1013 [LLVM name for the native target MC init function, if available])
1014 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
1015 [LLVM name for the native AsmPrinter init function, if available])
1016 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
1017 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER,
1018 [LLVM name for the native AsmParser init function, if available])
1020 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then
1021 AC_DEFINE_UNQUOTED(LLVM_NATIVE_DISASSEMBLER, $LLVM_NATIVE_DISASSEMBLER,
1022 [LLVM name for the native Disassembler init function, if available])
1027 dnl Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
1028 dnl target feature def files.
1029 LLVM_ENUM_TARGETS=""
1030 LLVM_ENUM_ASM_PRINTERS=""
1031 LLVM_ENUM_ASM_PARSERS=""
1032 LLVM_ENUM_DISASSEMBLERS=""
1033 for target_to_build in $TARGETS_TO_BUILD; do
1034 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
1035 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
1036 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
1038 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
1039 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
1041 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
1042 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
1045 AC_SUBST(LLVM_ENUM_TARGETS)
1046 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
1047 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
1048 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
1050 dnl Override the option to use for optimized builds.
1051 AC_ARG_WITH(optimize-option,
1052 AS_HELP_STRING([--with-optimize-option],
1053 [Select the compiler options to use for optimized builds]),,
1055 AC_MSG_CHECKING([optimization flags])
1058 case "$llvm_cv_os_type" in
1059 FreeBSD) optimize_option=-O2 ;;
1060 MingW) optimize_option=-O2 ;;
1061 *) optimize_option=-O3 ;;
1063 *) optimize_option="$withval" ;;
1065 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
1066 AC_MSG_RESULT([$optimize_option])
1068 dnl Specify extra build options
1069 AC_ARG_WITH(extra-options,
1070 AS_HELP_STRING([--with-extra-options],
1071 [Specify additional options to compile LLVM with]),,
1074 default) EXTRA_OPTIONS= ;;
1075 *) EXTRA_OPTIONS=$withval ;;
1077 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
1079 dnl Specify extra linker build options
1080 AC_ARG_WITH(extra-ld-options,
1081 AS_HELP_STRING([--with-extra-ld-options],
1082 [Specify additional options to link LLVM with]),,
1085 default) EXTRA_LD_OPTIONS= ;;
1086 *) EXTRA_LD_OPTIONS=$withval ;;
1088 AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
1090 dnl Allow specific bindings to be specified for building (or not)
1091 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
1092 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
1094 BINDINGS_TO_BUILD=""
1095 case "$enableval" in
1096 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
1097 all ) BINDINGS_TO_BUILD="ocaml" ;;
1098 none | no) BINDINGS_TO_BUILD="" ;;
1099 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
1100 case "$a_binding" in
1101 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
1102 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
1108 dnl Allow the ocaml libdir to be overridden. This could go in a configure
1109 dnl script for bindings/ocaml/configure, except that its auto value depends on
1110 dnl OCAMLC, which is found here to support tests.
1111 AC_ARG_WITH([ocaml-libdir],
1112 [AS_HELP_STRING([--with-ocaml-libdir],
1113 [Specify install location for ocaml bindings (default is stdlib)])],
1117 auto) with_ocaml_libdir="$withval" ;;
1118 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
1119 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
1122 AC_ARG_WITH(clang-srcdir,
1123 AS_HELP_STRING([--with-clang-srcdir],
1124 [Directory to the out-of-tree Clang source]),,
1127 -) clang_src_root="" ;;
1128 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;;
1129 *) clang_src_root="$ac_pwd/$withval" ;;
1131 AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root])
1133 AC_ARG_WITH(clang-resource-dir,
1134 AS_HELP_STRING([--with-clang-resource-dir],
1135 [Relative directory from the Clang binary for resource files]),,
1137 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
1138 [Relative directory for resource files])
1140 AC_ARG_WITH(c-include-dirs,
1141 AS_HELP_STRING([--with-c-include-dirs],
1142 [Colon separated list of directories clang will search for headers]),,
1144 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
1145 [Directories clang will search for headers])
1147 # Clang normally uses the system c++ headers and libraries. With this option,
1148 # clang will use the ones provided by a gcc installation instead. This option should
1149 # be passed the same value that was used with --prefix when configuring gcc.
1150 AC_ARG_WITH(gcc-toolchain,
1151 AS_HELP_STRING([--with-gcc-toolchain],
1152 [Directory where gcc is installed.]),,
1154 AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval",
1155 [Directory where gcc is installed.])
1157 AC_ARG_WITH(default-sysroot,
1158 AS_HELP_STRING([--with-default-sysroot],
1159 [Add --sysroot=<path> to all compiler invocations.]),,
1161 AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval",
1162 [Default <path> to all compiler invocations for --sysroot=<path>.])
1164 dnl Allow linking of LLVM with GPLv3 binutils code.
1165 AC_ARG_WITH(binutils-include,
1166 AS_HELP_STRING([--with-binutils-include],
1167 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
1170 default) WITH_BINUTILS_INCDIR=default ;;
1171 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
1172 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
1174 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
1175 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
1176 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
1177 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
1178 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
1182 dnl Specify the URL where bug reports should be submitted.
1183 AC_ARG_WITH(bug-report-url,
1184 AS_HELP_STRING([--with-bug-report-url],
1185 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
1186 withval="http://llvm.org/bugs/")
1187 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
1190 dnl --enable-terminfo: check whether the user wants to control use of terminfo:
1191 AC_ARG_ENABLE(terminfo,AS_HELP_STRING(
1192 [--enable-terminfo],
1193 [Query the terminfo database if available (default is YES)]),
1194 [case "$enableval" in
1195 yes) llvm_cv_enable_terminfo="yes" ;;
1196 no) llvm_cv_enable_terminfo="no" ;;
1197 *) AC_MSG_ERROR([Invalid setting for --enable-terminfo. Use "yes" or "no"]) ;;
1199 llvm_cv_enable_terminfo="yes")
1200 case "$llvm_cv_enable_terminfo" in
1201 yes) AC_SUBST(ENABLE_TERMINFO,[1]) ;;
1202 no) AC_SUBST(ENABLE_TERMINFO,[0]) ;;
1205 dnl --enable-libedit: check whether the user wants to turn off libedit.
1206 AC_ARG_ENABLE(libedit,AS_HELP_STRING(
1208 [Use libedit if available (default is YES)]),
1209 [case "$enableval" in
1210 yes) llvm_cv_enable_libedit="yes" ;;
1211 no) llvm_cv_enable_libedit="no" ;;
1212 *) AC_MSG_ERROR([Invalid setting for --enable-libedit. Use "yes" or "no"]) ;;
1214 llvm_cv_enable_libedit="yes")
1216 dnl --enable-libffi : check whether the user wants to turn off libffi:
1217 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
1218 --enable-libffi,[Check for the presence of libffi (default is NO)]),
1219 [case "$enableval" in
1220 yes) llvm_cv_enable_libffi="yes" ;;
1221 no) llvm_cv_enable_libffi="no" ;;
1222 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
1224 llvm_cv_enable_libffi=no)
1226 AC_ARG_WITH(internal-prefix,
1227 AS_HELP_STRING([--with-internal-prefix],
1228 [Installation directory for internal files]),,
1230 AC_SUBST(INTERNAL_PREFIX,[$withval])
1232 dnl===-----------------------------------------------------------------------===
1234 dnl=== SECTION 4: Check for programs we need and that they are the right version
1236 dnl===-----------------------------------------------------------------------===
1241 dnl Check for the tools that the makefiles require
1244 AC_PATH_PROG(CMP, [cmp], [cmp])
1245 AC_PATH_PROG(CP, [cp], [cp])
1246 AC_PATH_PROG(DATE, [date], [date])
1247 AC_PATH_PROG(FIND, [find], [find])
1248 AC_PATH_PROG(GREP, [grep], [grep])
1249 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
1250 AC_PATH_PROG(MV, [mv], [mv])
1252 AC_CHECK_TOOL(AR, ar, false)
1253 AC_PATH_PROG(RM, [rm], [rm])
1254 AC_PATH_PROG(SED, [sed], [sed])
1255 AC_PATH_PROG(TAR, [tar], [gtar])
1256 AC_PATH_PROG(BINPWD,[pwd], [pwd])
1258 dnl Looking for misc. graph plotting software
1259 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
1260 if test "$GRAPHVIZ" != "echo Graphviz" ; then
1261 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
1262 dnl If we're targeting for mingw we should emit windows paths, not msys
1263 if test "$llvm_cv_os_type" = "MingW" ; then
1264 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1266 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
1267 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
1269 AC_PATH_PROG(DOT, [dot], [echo dot])
1270 if test "$DOT" != "echo dot" ; then
1271 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
1272 dnl If we're targeting for mingw we should emit windows paths, not msys
1273 if test "$llvm_cv_os_type" = "MingW" ; then
1274 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1276 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
1277 [Define to path to dot program if found or 'echo dot' otherwise])
1279 AC_PATH_PROG(FDP, [fdp], [echo fdp])
1280 if test "$FDP" != "echo fdp" ; then
1281 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
1282 dnl If we're targeting for mingw we should emit windows paths, not msys
1283 if test "$llvm_cv_os_type" = "MingW" ; then
1284 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1286 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
1287 [Define to path to fdp program if found or 'echo fdp' otherwise])
1289 AC_PATH_PROG(NEATO, [neato], [echo neato])
1290 if test "$NEATO" != "echo neato" ; then
1291 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
1292 dnl If we're targeting for mingw we should emit windows paths, not msys
1293 if test "$llvm_cv_os_type" = "MingW" ; then
1294 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1296 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
1297 [Define to path to neato program if found or 'echo neato' otherwise])
1299 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
1300 if test "$TWOPI" != "echo twopi" ; then
1301 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
1302 dnl If we're targeting for mingw we should emit windows paths, not msys
1303 if test "$llvm_cv_os_type" = "MingW" ; then
1304 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1306 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
1307 [Define to path to twopi program if found or 'echo twopi' otherwise])
1309 AC_PATH_PROG(CIRCO, [circo], [echo circo])
1310 if test "$CIRCO" != "echo circo" ; then
1311 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
1312 dnl If we're targeting for mingw we should emit windows paths, not msys
1313 if test "$llvm_cv_os_type" = "MingW" ; then
1314 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1316 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
1317 [Define to path to circo program if found or 'echo circo' otherwise])
1319 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
1320 if test "$GV" != "echo gv" ; then
1321 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
1322 dnl If we're targeting for mingw we should emit windows paths, not msys
1323 if test "$llvm_cv_os_type" = "MingW" ; then
1324 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1326 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
1327 [Define to path to gv program if found or 'echo gv' otherwise])
1329 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
1330 if test "$DOTTY" != "echo dotty" ; then
1331 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
1332 dnl If we're targeting for mingw we should emit windows paths, not msys
1333 if test "$llvm_cv_os_type" = "MingW" ; then
1334 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1336 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
1337 [Define to path to dotty program if found or 'echo dotty' otherwise])
1339 AC_PATH_PROGS(XDOT, [xdot xdot.py], [echo xdot])
1340 if test "$XDOT" != "echo xdot" ; then
1341 AC_DEFINE([HAVE_XDOT],[1],[Define if the xdot program is available])
1342 dnl If we're targeting for mingw we should emit windows paths, not msys
1343 if test "$llvm_cv_os_type" = "MingW" ; then
1344 XDOT=`echo $XDOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1346 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT],"$XDOT${EXEEXT}",
1347 [Define to path to xdot program if found or 'echo xdot' otherwise])
1350 dnl Find the install program
1352 dnl Prepend src dir to install path dir if it's a relative path
1353 dnl This is a hack for installs that take place in something other
1354 dnl than the top level.
1356 [[\\/$]]* | ?:[[\\/]]* ) ;;
1357 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1360 dnl Checks for documentation and testing tools that we can do without. If these
1361 dnl are not found then they are set to "true" which always succeeds but does
1362 dnl nothing. This just lets the build output show that we could have done
1363 dnl something if the tool was available.
1364 AC_PATH_PROG(BZIP2, [bzip2])
1365 AC_PATH_PROG(CAT, [cat])
1366 AC_PATH_PROG(DOXYGEN, [doxygen])
1367 AC_PATH_PROG(GROFF, [groff])
1368 AC_PATH_PROG(GZIPBIN, [gzip])
1369 AC_PATH_PROG(PDFROFF, [pdfroff])
1370 AC_PATH_PROG(ZIP, [zip])
1371 AC_PATH_PROGS(OCAMLC, [ocamlc])
1372 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1373 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1374 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1375 AC_PATH_PROGS(GAS, [gas as])
1377 dnl Get the version of the linker in use.
1380 dnl Determine whether the linker supports the -R option.
1383 dnl Determine whether the compiler supports the -rdynamic option.
1384 AC_LINK_EXPORT_DYNAMIC
1386 dnl Determine whether the linker supports the --version-script option.
1387 AC_LINK_VERSION_SCRIPT
1389 dnl Check for libtool and the library that has dlopen function (which must come
1390 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1395 AC_MSG_CHECKING([tool compatibility])
1397 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1398 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1399 dnl to support those options.
1400 dnl "icc" emits gcc signatures
1401 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1413 if test "$GCC" != "yes" && test "$ICC" != "yes"
1415 AC_MSG_ERROR([gcc|icc required but not found])
1418 dnl Ensure that compilation tools are compatible with GCC extensions
1419 if test "$GXX" != "yes" && test "$IXX" != "yes"
1421 AC_MSG_ERROR([g++|clang++|icc required but not found])
1424 dnl Verify that GCC is version 3.0 or higher
1425 if test "$GCC" = "yes"
1430 #if !defined(__GNUC__) || __GNUC__ < 3
1431 #error Unsupported GCC version
1435 [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1438 dnl Check for GNU Make. We use its extensions, so don't build without it
1439 if test -z "$llvm_cv_gnu_make_command"
1441 AC_MSG_ERROR([GNU Make required but not found])
1444 dnl Tool compatibility is okay if we make it here.
1447 dnl Check optional compiler flags.
1448 AC_MSG_CHECKING([optional compiler flags])
1449 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1450 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1451 CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default])
1453 dnl GCC's potential uninitialized use analysis is weak and presents lots of
1454 dnl false positives, so disable it.
1456 NO_MAYBE_UNINITIALIZED=
1457 if test "$GXX" = "yes"
1459 CXX_FLAG_CHECK(NO_MAYBE_UNINITIALIZED, [-Wno-maybe-uninitialized])
1460 dnl gcc 4.7 introduced -Wmaybe-uninitialized to distinguish cases which are
1461 dnl known to be uninitialized from cases which might be uninitialized. We
1462 dnl still want to catch the first kind of errors.
1463 if test -z "$NO_MAYBE_UNINITIALIZED"
1465 CXX_FLAG_CHECK(NO_UNINITIALIZED, [-Wno-uninitialized])
1468 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT $NO_UNINITIALIZED $NO_MAYBE_UNINITIALIZED])
1470 AC_ARG_WITH([python],
1471 [AS_HELP_STRING([--with-python], [path to python])],
1472 [PYTHON="$withval"])
1474 if test -n "$PYTHON" && test -x "$PYTHON" ; then
1475 AC_MSG_CHECKING([for python])
1476 AC_MSG_RESULT([user defined: $with_python])
1478 if test -n "$PYTHON" ; then
1479 AC_MSG_WARN([specified python ($PYTHON) is not usable, searching path])
1482 AC_PATH_PROG([PYTHON], [python python2 python26],
1483 [AC_MSG_RESULT([not found])
1484 AC_MSG_ERROR([could not find python 2.5 or higher])])
1487 AC_MSG_CHECKING([for python >= 2.5])
1488 ac_python_version=`$PYTHON -V 2>&1 | cut -d' ' -f2`
1489 ac_python_version_major=`echo $ac_python_version | cut -d'.' -f1`
1490 ac_python_version_minor=`echo $ac_python_version | cut -d'.' -f2`
1491 ac_python_version_patch=`echo $ac_python_version | cut -d'.' -f3`
1492 if test "$ac_python_version_major" -gt "2" || \
1493 (test "$ac_python_version_major" -eq "2" && \
1494 test "$ac_python_version_minor" -ge "5") ; then
1495 AC_MSG_RESULT([$PYTHON ($ac_python_version)])
1497 AC_MSG_RESULT([not found])
1498 AC_MSG_FAILURE([found python $ac_python_version ($PYTHON); required >= 2.5])
1501 dnl===-----------------------------------------------------------------------===
1503 dnl=== SECTION 5: Check for libraries
1505 dnl===-----------------------------------------------------------------------===
1508 if test "$llvm_cv_os_type" = "MingW" ; then
1509 AC_CHECK_LIB(imagehlp, main)
1510 AC_CHECK_LIB(psapi, main)
1511 AC_CHECK_LIB(shell32, main)
1514 dnl dlopen() is required for plugin support.
1515 AC_SEARCH_LIBS(dlopen,dl,LLVM_DEFINE_SUBST([HAVE_DLOPEN],[1],
1516 [Define if dlopen() is available on this platform.]),
1517 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1519 dnl Search for the clock_gettime() function. Note that we rely on the POSIX
1520 dnl macros to detect whether clock_gettime is available, this just finds the
1521 dnl right libraries to link with.
1522 AC_SEARCH_LIBS(clock_gettime,rt)
1524 dnl The curses library is optional; used for querying terminal info
1525 if test "$llvm_cv_enable_terminfo" = "yes" ; then
1526 dnl We need the has_color functionality in curses for it to be useful.
1527 AC_SEARCH_LIBS(setupterm,tinfo terminfo curses ncurses ncursesw,
1528 LLVM_DEFINE_SUBST([HAVE_TERMINFO],[1],
1529 [Define if the setupterm() function is supported this platform.]))
1532 dnl The libedit library is optional; used by lib/LineEditor
1533 if test "$llvm_cv_enable_libedit" = "yes" ; then
1534 AC_SEARCH_LIBS(el_init,edit,
1535 AC_DEFINE([HAVE_LIBEDIT],[1],
1536 [Define if libedit is available on this platform.]))
1539 dnl libffi is optional; used to call external functions from the interpreter
1540 if test "$llvm_cv_enable_libffi" = "yes" ; then
1541 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1542 [Define if libffi is available on this platform.]),
1543 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1546 dnl mallinfo is optional; the code can compile (minus features) without it
1547 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1548 [Define if mallinfo() is available on this platform.]))
1550 dnl pthread locking functions are optional - but llvm will not be thread-safe
1552 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1553 AC_CHECK_LIB(pthread, pthread_mutex_init)
1554 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1555 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1556 [Have pthread_mutex_lock]))
1557 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1558 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1559 [Have pthread_rwlock_init]))
1560 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1561 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1562 [Have pthread_getspecific]))
1565 dnl zlib is optional; used for compression/uncompression
1566 if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then
1567 AC_CHECK_LIB(z, compress2)
1570 dnl Allow extra x86-disassembler library
1572 AS_HELP_STRING([--with-udis86=<path>],
1573 [Use udis86 external x86 disassembler library]),
1575 AC_SUBST(USE_UDIS86, [1])
1578 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1580 AC_CHECK_LIB(udis86, ud_init, [], [
1581 echo "Error! You need to have libudis86 around."
1585 AC_SUBST(USE_UDIS86, [0]))
1586 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1587 [Define if use udis86 library])
1589 dnl Allow OProfile support for JIT output.
1590 AC_ARG_WITH(oprofile,
1591 AS_HELP_STRING([--with-oprofile=<prefix>],
1592 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1594 AC_SUBST(USE_OPROFILE, [1])
1596 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1598 AC_SUBST(USE_OPROFILE, [0]) ;;
1599 *) llvm_cv_oppath="${withval}/lib/oprofile"
1600 CPPFLAGS="-I${withval}/include";;
1602 case $llvm_cv_os_type in
1604 if test -n "$llvm_cv_oppath" ; then
1605 LIBS="$LIBS -lopagent -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1606 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1607 dnl libbfd is not included properly in libopagent in some Debian
1608 dnl versions. If libbfd isn't found at all, we assume opagent works
1610 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1611 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1612 echo "Error! You need to have libopagent around."
1615 AC_CHECK_HEADER([opagent.h], [], [
1616 echo "Error! You need to have opagent.h around."
1621 AC_MSG_ERROR([OProfile support is available on Linux only.]) ;;
1625 AC_SUBST(USE_OPROFILE, [0])
1627 AC_DEFINE_UNQUOTED([LLVM_USE_OPROFILE],$USE_OPROFILE,
1628 [Define if we have the oprofile JIT-support library])
1630 dnl Enable support for Intel JIT Events API.
1631 AC_ARG_WITH(intel-jitevents,
1632 AS_HELP_STRING([--with-intel-jitevents Notify Intel JIT profiling API of generated code]),
1635 yes) AC_SUBST(USE_INTEL_JITEVENTS,[1]);;
1636 no) AC_SUBST(USE_INTEL_JITEVENTS,[0]);;
1637 *) AC_MSG_ERROR([Invalid setting for --with-intel-jitevents. Use "yes" or "no"]);;
1640 case $llvm_cv_os_type in
1641 Linux|Win32|Cygwin|MingW) ;;
1642 *) AC_MSG_ERROR([Intel JIT API support is available on Linux and Windows only.]);;
1645 case "$llvm_cv_target_arch" in
1647 *) AC_MSG_ERROR([Target architecture $llvm_cv_target_arch does not support Intel JIT Events API.]);;
1651 AC_SUBST(USE_INTEL_JITEVENTS, [0])
1653 AC_DEFINE_UNQUOTED([LLVM_USE_INTEL_JITEVENTS],$USE_INTEL_JITEVENTS,
1654 [Define if we have the Intel JIT API runtime support library])
1656 dnl Check for libxml2
1657 dnl Right now we're just checking for the existence, we could also check for a
1658 dnl particular version via --version on xml2-config
1659 AC_CHECK_PROGS(XML2CONFIG, xml2-config)
1661 AC_MSG_CHECKING(for libxml2 includes)
1662 if test "x$XML2CONFIG" = "x"; then
1663 AC_MSG_RESULT(xml2-config not found)
1665 LIBXML2_INC=`$XML2CONFIG --cflags`
1666 AC_MSG_RESULT($LIBXML2_INC)
1667 AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2])
1668 LIBXML2_LIBS="-lxml2"])
1670 AC_SUBST(LIBXML2_LIBS)
1671 AC_SUBST(LIBXML2_INC)
1673 dnl===-----------------------------------------------------------------------===
1675 dnl=== SECTION 6: Check for header files
1677 dnl===-----------------------------------------------------------------------===
1679 dnl First, use autoconf provided macros for specific headers that we need
1680 dnl We don't check for ancient stuff or things that are guaranteed to be there
1681 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1682 dnl Generally we're looking for POSIX headers.
1684 AC_HEADER_MMAP_ANONYMOUS
1690 AC_CHECK_HEADERS([cxxabi.h])
1692 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h link.h])
1693 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1694 AC_CHECK_HEADERS([utime.h])
1695 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1696 AC_CHECK_HEADERS([sys/ioctl.h malloc/malloc.h mach/mach.h])
1697 AC_CHECK_HEADERS([valgrind/valgrind.h])
1698 AC_CHECK_HEADERS([fenv.h])
1699 AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include <fenv.h>]])
1700 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1701 AC_CHECK_HEADERS(pthread.h,
1702 AC_SUBST(HAVE_PTHREAD, 1),
1703 AC_SUBST(HAVE_PTHREAD, 0))
1705 AC_SUBST(HAVE_PTHREAD, 0)
1707 if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then
1708 AC_CHECK_HEADERS(zlib.h,
1709 AC_SUBST(HAVE_LIBZ, 1),
1710 AC_SUBST(HAVE_LIBZ, 0))
1712 AC_SUBST(HAVE_LIBZ, 0)
1715 dnl Try to find ffi.h.
1716 if test "$llvm_cv_enable_libffi" = "yes" ; then
1717 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1720 dnl Try to find Darwin specific crash reporting libraries.
1721 AC_CHECK_HEADERS([CrashReporterClient.h])
1723 dnl Try to find Darwin specific crash reporting global.
1724 AC_MSG_CHECKING([__crashreporter_info__])
1728 extern const char *__crashreporter_info__;
1730 __crashreporter_info__ = "test";
1736 AC_MSG_RESULT([yes])
1737 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__])
1741 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__])
1744 dnl===-----------------------------------------------------------------------===
1746 dnl=== SECTION 7: Check for types and structures
1748 dnl===-----------------------------------------------------------------------===
1753 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1755 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1756 AC_CHECK_TYPES([uint64_t],,
1757 AC_CHECK_TYPES([u_int64_t],,
1758 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1760 dnl===-----------------------------------------------------------------------===
1762 dnl=== SECTION 8: Check for specific functions needed
1764 dnl===-----------------------------------------------------------------------===
1766 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1767 AC_CHECK_FUNCS([powf fmodf strtof round ])
1768 AC_CHECK_FUNCS([log log2 log10 exp exp2])
1769 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1770 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1771 AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit ])
1772 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1773 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1774 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1775 AC_CHECK_FUNCS([futimes futimens])
1779 dnl Check for arc4random accessible via AC_INCLUDES_DEFAULT.
1780 AC_CHECK_DECLS([arc4random])
1782 dnl Check the declaration "Secure API" on Windows environments.
1783 AC_CHECK_DECLS([strerror_s])
1785 dnl Check symbols in libgcc.a for JIT on Mingw.
1786 if test "$llvm_cv_os_type" = "MingW" ; then
1787 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1788 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1789 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1790 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1792 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1793 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1794 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1795 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1796 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1797 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1798 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1799 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1800 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1801 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1803 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1804 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1807 dnl Check Win32 API EnumerateLoadedModules.
1808 if test "$llvm_cv_os_type" = "MingW" ; then
1809 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1813 #include <windows.h>
1814 #include <imagehlp.h>
1815 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1816 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));
1820 AC_MSG_RESULT([yes])
1821 llvm_cv_win32_elmcb_pcstr="PCSTR"
1825 llvm_cv_win32_elmcb_pcstr="PSTR"
1827 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1830 dnl Check for variations in the Standard C++ library and STL. These macros are
1831 dnl provided by LLVM in the autoconf/m4 directory.
1835 dnl Check for mmap support.We also need to know if /dev/zero is required to
1836 dnl be opened for allocating RWX memory.
1837 dnl Make sure we aren't attempting to configure for an unknown system
1838 if test "$llvm_cv_platform_type" = "Unix" ; then
1841 AC_NEED_DEV_ZERO_FOR_MMAP
1843 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1845 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1847 if test "$ac_cv_func_mmap_file" = "no"
1849 AC_MSG_WARN([mmap() of files required but not found])
1853 dnl atomic builtins are required for threading support.
1854 AC_MSG_CHECKING(for GCC atomic builtins)
1855 dnl Since we'll be using these atomic builtins in C++ files we should test
1856 dnl the C++ compiler.
1862 volatile unsigned long val = 1;
1863 __sync_synchronize();
1864 __sync_val_compare_and_swap(&val, 1, 0);
1865 __sync_add_and_fetch(&val, 1);
1866 __sync_sub_and_fetch(&val, 1);
1872 AC_MSG_RESULT([yes])
1873 AC_DEFINE([LLVM_HAS_ATOMICS], [1], [Has gcc/MSVC atomic intrinsics])
1877 AC_DEFINE([LLVM_HAS_ATOMICS], [0], [Has gcc/MSVC atomic intrinsics])
1878 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing])
1882 dnl===-----------------------------------------------------------------------===
1884 dnl=== SECTION 9: Additional checks, variables, etc.
1886 dnl===-----------------------------------------------------------------------===
1888 dnl Handle 32-bit linux systems running a 64-bit kernel.
1889 dnl This has to come after section 4 because it invokes the compiler.
1890 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1892 if test "$llvm_cv_linux_mixed" = "yes"; then
1893 llvm_cv_target_arch="x86"
1898 dnl Check whether __dso_handle is present
1899 AC_CHECK_FUNCS([__dso_handle])
1901 dnl Propagate the shared library extension that the libltdl checks did to
1902 dnl the Makefiles so we can use it there too
1903 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1905 dnl Propagate the run-time library path variable that the libltdl
1906 dnl checks found to the Makefiles so we can use it there too
1907 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1909 dnl Translate the various configuration directories and other basic
1910 dnl information into substitutions that will end up in Makefile.config.in
1911 dnl that these configured values can be used by the makefiles
1912 if test "${prefix}" = "NONE" ; then
1915 eval LLVM_PREFIX="${prefix}";
1916 eval LLVM_BINDIR="${prefix}/bin";
1917 eval LLVM_DATADIR="${prefix}/share/llvm";
1918 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1919 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1920 eval LLVM_INCLUDEDIR="${prefix}/include";
1921 eval LLVM_INFODIR="${prefix}/info";
1922 eval LLVM_MANDIR="${prefix}/man";
1923 LLVM_CONFIGTIME=`date`
1924 AC_SUBST(LLVM_PREFIX)
1925 AC_SUBST(LLVM_BINDIR)
1926 AC_SUBST(LLVM_DATADIR)
1927 AC_SUBST(LLVM_DOCSDIR)
1928 AC_SUBST(LLVM_ETCDIR)
1929 AC_SUBST(LLVM_INCLUDEDIR)
1930 AC_SUBST(LLVM_INFODIR)
1931 AC_SUBST(LLVM_MANDIR)
1932 AC_SUBST(LLVM_CONFIGTIME)
1934 dnl Disable embedding timestamps in the build directory, with ENABLE_TIMESTAMPS.
1935 if test "${ENABLE_TIMESTAMPS}" = "0"; then
1936 LLVM_CONFIGTIME="(timestamp not enabled)"
1939 dnl Place the various directories into the config.h file as #defines so that we
1940 dnl can know about the installation paths within LLVM.
1941 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1942 [Installation prefix directory])
1943 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1944 [Installation directory for binary executables])
1945 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1946 [Installation directory for data files])
1947 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1948 [Installation directory for documentation])
1949 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1950 [Installation directory for config files])
1951 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1952 [Installation directory for include files])
1953 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1954 [Installation directory for .info files])
1955 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1956 [Installation directory for man pages])
1957 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1958 [Time at which LLVM was configured])
1959 AC_DEFINE_UNQUOTED(LLVM_HOST_TRIPLE, "$host",
1960 [Host triple LLVM will be executed on])
1961 AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target",
1962 [Target triple LLVM will generate code for by default])
1964 dnl Determine which bindings to build.
1965 if test "$BINDINGS_TO_BUILD" = auto ; then
1966 BINDINGS_TO_BUILD=""
1967 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1968 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1971 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1973 dnl This isn't really configurey, but it avoids having to repeat the list in
1975 AC_SUBST(ALL_BINDINGS,ocaml)
1977 dnl Do any work necessary to ensure that bindings have what they need.
1978 binding_prereqs_failed=0
1979 for a_binding in $BINDINGS_TO_BUILD ; do
1980 case "$a_binding" in
1982 if test "x$OCAMLC" = x ; then
1983 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1984 binding_prereqs_failed=1
1986 if test "x$OCAMLDEP" = x ; then
1987 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1988 binding_prereqs_failed=1
1990 if test "x$OCAMLOPT" = x ; then
1991 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1992 dnl ocamlopt is optional!
1994 if test "x$with_ocaml_libdir" != xauto ; then
1995 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1997 ocaml_stdlib="`"$OCAMLC" -where`"
1998 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
2000 # ocaml stdlib is beneath our prefix; use stdlib
2001 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
2003 # ocaml stdlib is outside our prefix; use libdir/ocaml
2004 AC_SUBST(OCAML_LIBDIR,${prefix}/lib/ocaml)
2010 if test "$binding_prereqs_failed" = 1 ; then
2011 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
2014 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
2015 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
2017 dnl Determine linker rpath flag
2018 if test "$llvm_cv_link_use_r" = "yes" ; then
2025 dnl Determine linker rdynamic flag
2026 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
2027 RDYNAMIC="-rdynamic"
2033 dnl===-----------------------------------------------------------------------===
2035 dnl=== SECTION 10: Specify the output files and generate it
2037 dnl===-----------------------------------------------------------------------===
2039 dnl Configure header files
2040 dnl WARNING: dnl If you add or remove any of the following config headers, then
2041 dnl you MUST also update Makefile so that the variable FilesToConfig
2042 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
2043 dnl files can be updated automatically when their *.in sources change.
2044 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
2045 AH_TOP([#ifndef CONFIG_H
2049 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
2050 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
2051 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
2052 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
2053 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
2055 dnl Configure the makefile's configuration data
2056 AC_CONFIG_FILES([Makefile.config])
2058 dnl Configure the RPM spec file for LLVM
2059 AC_CONFIG_FILES([llvm.spec])
2061 dnl Configure doxygen's configuration file
2062 AC_CONFIG_FILES([docs/doxygen.cfg])
2064 dnl Configure clang, if present
2065 if test "${clang_src_root}" = ""; then
2066 clang_src_root="$srcdir/tools/clang"
2068 if test -f ${clang_src_root}/README.txt; then
2069 dnl Use variables to stay under 80 columns.
2070 configh="include/clang/Config/config.h"
2071 doxy="docs/doxygen.cfg"
2072 AC_CONFIG_HEADERS([tools/clang/${configh}:${clang_src_root}/${configh}.in])
2073 AC_CONFIG_FILES([tools/clang/${doxy}:${clang_src_root}/${doxy}.in])
2076 dnl OCaml findlib META file
2077 AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm])
2079 dnl Add --program-prefix value to Makefile.rules. Already an ARG variable.
2080 test "x$program_prefix" = "xNONE" && program_prefix=""
2081 AC_SUBST([program_prefix])
2084 dnl Do special configuration of Makefiles
2085 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
2086 AC_CONFIG_MAKEFILE(Makefile)
2087 AC_CONFIG_MAKEFILE(Makefile.common)
2088 AC_CONFIG_MAKEFILE(examples/Makefile)
2089 AC_CONFIG_MAKEFILE(lib/Makefile)
2090 AC_CONFIG_MAKEFILE(test/Makefile)
2091 AC_CONFIG_MAKEFILE(test/Makefile.tests)
2092 AC_CONFIG_MAKEFILE(unittests/Makefile)
2093 AC_CONFIG_MAKEFILE(tools/Makefile)
2094 AC_CONFIG_MAKEFILE(utils/Makefile)
2095 AC_CONFIG_MAKEFILE(projects/Makefile)
2096 AC_CONFIG_MAKEFILE(bindings/Makefile)
2097 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
2099 dnl Finally, crank out the output