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]],[[3.0svn]],[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) 2003-2011 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign.])
41 dnl Indicate that we require autoconf 2.60 or later.
44 dnl Verify that the source directory is valid. This makes sure that we are
45 dnl configuring LLVM and not some other package (it validates --srcdir argument)
46 AC_CONFIG_SRCDIR([lib/VMCore/Module.cpp])
48 dnl Place all of the extra autoconf files into the config subdirectory. Tell
49 dnl various tools where the m4 autoconf macros are.
50 AC_CONFIG_AUX_DIR([autoconf])
52 dnl Quit if the source directory has already been configured.
53 dnl NOTE: This relies upon undocumented autoconf behavior.
54 if test ${srcdir} != "." ; then
55 if test -f ${srcdir}/include/llvm/Config/config.h ; then
56 AC_MSG_ERROR([Already configured in ${srcdir}])
60 dnl We need to check for the compiler up here to avoid anything else
61 dnl starting with a different one.
62 AC_PROG_CC(clang llvm-gcc gcc)
63 AC_PROG_CXX(clang++ llvm-g++ g++)
66 dnl Configure all of the projects present in our source tree. While we could
67 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
68 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
69 dnl Instead we match on the known projects.
72 dnl One tricky part of doing this is that some projects depend upon other
73 dnl projects. For example, several projects rely upon the LLVM test suite.
74 dnl We want to configure those projects first so that their object trees are
75 dnl created before running the configure scripts of projects that depend upon
79 dnl Several projects use llvm-gcc, so configure that first
80 if test -d ${srcdir}/projects/llvm-gcc ; then
81 AC_CONFIG_SUBDIRS([projects/llvm-gcc])
84 dnl Several projects use the LLVM test suite, so configure it next.
85 if test -d ${srcdir}/projects/test-suite ; then
86 AC_CONFIG_SUBDIRS([projects/test-suite])
89 dnl llvm-test is the old name of the test-suite, kept here for backwards
91 if test -d ${srcdir}/projects/llvm-test ; then
92 AC_CONFIG_SUBDIRS([projects/llvm-test])
95 dnl Some projects use poolalloc; configure that next
96 if test -d ${srcdir}/projects/poolalloc ; then
97 AC_CONFIG_SUBDIRS([projects/poolalloc])
100 if test -d ${srcdir}/projects/llvm-poolalloc ; then
101 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
104 dnl Check for all other projects
105 for i in `ls ${srcdir}/projects`
107 if test -d ${srcdir}/projects/${i} ; then
109 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
110 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
111 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
112 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
113 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
114 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
115 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
116 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;;
123 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
129 dnl Disable the build of polly, even if it is checked out into tools/polly.
131 AS_HELP_STRING([--enable-polly],
132 [Use polly if available (default is YES)]),,
135 yes) AC_SUBST(ENABLE_POLLY,[1]) ;;
136 no) AC_SUBST(ENABLE_POLLY,[0]) ;;
137 default) AC_SUBST(ENABLE_POLLY,[1]) ;;
138 *) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;;
142 dnl Check if polly is checked out into tools/polly and configure it if
144 if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then
145 AC_SUBST(LLVM_HAS_POLLY,1)
146 AC_CONFIG_SUBDIRS([tools/polly])
149 dnl===-----------------------------------------------------------------------===
151 dnl=== SECTION 2: Architecture, target, and host checks
153 dnl===-----------------------------------------------------------------------===
155 dnl Check the target for which we're compiling and the host that will do the
156 dnl compilations. This will tell us which LLVM compiler will be used for
157 dnl compiling SSA into object code. This needs to be done early because
158 dnl following tests depend on it.
161 dnl Determine the platform type and cache its value. This helps us configure
162 dnl the System library to the correct build platform.
163 AC_CACHE_CHECK([type of operating system we're going to host on],
167 llvm_cv_link_all_option="-Wl,--whole-archive"
168 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
169 llvm_cv_os_type="AIX"
170 llvm_cv_platform_type="Unix" ;;
172 llvm_cv_link_all_option="-Wl,--whole-archive"
173 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
174 llvm_cv_os_type="IRIX"
175 llvm_cv_platform_type="Unix" ;;
177 llvm_cv_link_all_option="-Wl,--whole-archive"
178 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
179 llvm_cv_os_type="Cygwin"
180 llvm_cv_platform_type="Unix" ;;
182 llvm_cv_link_all_option="-Wl,-all_load"
183 llvm_cv_no_link_all_option="-Wl,-noall_load"
184 llvm_cv_os_type="Darwin"
185 llvm_cv_platform_type="Unix" ;;
187 llvm_cv_link_all_option="-Wl,-all_load"
188 llvm_cv_no_link_all_option="-Wl,-noall_load"
189 llvm_cv_os_type="Minix"
190 llvm_cv_platform_type="Unix" ;;
192 llvm_cv_link_all_option="-Wl,--whole-archive"
193 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
194 llvm_cv_os_type="FreeBSD"
195 llvm_cv_platform_type="Unix" ;;
197 llvm_cv_link_all_option="-Wl,--whole-archive"
198 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
199 llvm_cv_os_type="OpenBSD"
200 llvm_cv_platform_type="Unix" ;;
202 llvm_cv_link_all_option="-Wl,--whole-archive"
203 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
204 llvm_cv_os_type="NetBSD"
205 llvm_cv_platform_type="Unix" ;;
207 llvm_cv_link_all_option="-Wl,--whole-archive"
208 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
209 llvm_cv_os_type="DragonFly"
210 llvm_cv_platform_type="Unix" ;;
212 llvm_cv_link_all_option="-Wl,--whole-archive"
213 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
214 llvm_cv_os_type="HP-UX"
215 llvm_cv_platform_type="Unix" ;;
217 llvm_cv_link_all_option="-Wl,--whole-archive"
218 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
219 llvm_cv_os_type="Interix"
220 llvm_cv_platform_type="Unix" ;;
222 llvm_cv_link_all_option="-Wl,--whole-archive"
223 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
224 llvm_cv_os_type="Linux"
225 llvm_cv_platform_type="Unix" ;;
227 llvm_cv_link_all_option="-Wl,-z,allextract"
228 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
229 llvm_cv_os_type="SunOS"
230 llvm_cv_platform_type="Unix" ;;
232 llvm_cv_link_all_option="-Wl,-z,allextract"
233 llvm_cv_link_all_option="-Wl,-z,defaultextract"
234 llvm_cv_os_type="AuroraUX"
235 llvm_cv_platform_type="Unix" ;;
237 llvm_cv_link_all_option="-Wl,--whole-archive"
238 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
239 llvm_cv_os_type="Win32"
240 llvm_cv_platform_type="Win32" ;;
242 llvm_cv_link_all_option="-Wl,--whole-archive"
243 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
244 llvm_cv_os_type="MingW"
245 llvm_cv_platform_type="Win32" ;;
247 llvm_cv_link_all_option="-Wl,--whole-archive"
248 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
249 llvm_cv_os_type="Haiku"
250 llvm_cv_platform_type="Unix" ;;
252 llvm_cv_link_all_option="-Wl,--whole-archive"
253 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
254 llvm_cv_os_type="Freestanding"
255 llvm_cv_platform_type="Unix" ;;
257 llvm_cv_link_all_option="-Wl,--whole-archive"
258 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
259 llvm_cv_os_type="Freestanding"
260 llvm_cv_platform_type="Unix" ;;
262 llvm_cv_link_all_option=""
263 llvm_cv_no_link_all_option=""
264 llvm_cv_os_type="Unknown"
265 llvm_cv_platform_type="Unknown" ;;
268 AC_CACHE_CHECK([type of operating system we're going to target],
269 [llvm_cv_target_os_type],
272 llvm_cv_target_os_type="AIX" ;;
274 llvm_cv_target_os_type="IRIX" ;;
276 llvm_cv_target_os_type="Cygwin" ;;
278 llvm_cv_target_os_type="Darwin" ;;
280 llvm_cv_target_os_type="Minix" ;;
282 llvm_cv_target_os_type="FreeBSD" ;;
284 llvm_cv_target_os_type="OpenBSD" ;;
286 llvm_cv_target_os_type="NetBSD" ;;
288 llvm_cv_target_os_type="DragonFly" ;;
290 llvm_cv_target_os_type="HP-UX" ;;
292 llvm_cv_target_os_type="Interix" ;;
294 llvm_cv_target_os_type="Linux" ;;
296 llvm_cv_target_os_type="SunOS" ;;
298 llvm_cv_target_os_type="AuroraUX" ;;
300 llvm_cv_target_os_type="Win32" ;;
302 llvm_cv_target_os_type="MingW" ;;
304 llvm_cv_target_os_type="Haiku" ;;
306 llvm_cv_target_os_type="RTEMS" ;;
308 llvm_cv_target_os_type="NativeClient" ;;
310 llvm_cv_target_os_type="Freestanding" ;;
312 llvm_cv_target_os_type="Unknown" ;;
315 dnl Make sure we aren't attempting to configure for an unknown system
316 if test "$llvm_cv_os_type" = "Unknown" ; then
317 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
320 dnl Set the "OS" Makefile variable based on the platform type so the
321 dnl makefile can configure itself to specific build hosts
322 AC_SUBST(OS,$llvm_cv_os_type)
323 AC_SUBST(HOST_OS,$llvm_cv_os_type)
324 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
326 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
327 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
328 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
330 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
331 dnl This is used by lib/Support to determine the basic kind of implementation
333 case $llvm_cv_platform_type in
335 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
336 AC_SUBST(LLVM_ON_UNIX,[1])
337 AC_SUBST(LLVM_ON_WIN32,[0])
340 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
341 AC_SUBST(LLVM_ON_UNIX,[0])
342 AC_SUBST(LLVM_ON_WIN32,[1])
346 dnl Determine what our target architecture is and configure accordingly.
347 dnl This will allow Makefiles to make a distinction between the hardware and
349 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
351 i?86-*) llvm_cv_target_arch="x86" ;;
352 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
353 sparc*-*) llvm_cv_target_arch="Sparc" ;;
354 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
355 alpha*-*) llvm_cv_target_arch="Alpha" ;;
356 arm*-*) llvm_cv_target_arch="ARM" ;;
357 mips-*) llvm_cv_target_arch="Mips" ;;
358 xcore-*) llvm_cv_target_arch="XCore" ;;
359 msp430-*) llvm_cv_target_arch="MSP430" ;;
360 s390x-*) llvm_cv_target_arch="SystemZ" ;;
361 bfin-*) llvm_cv_target_arch="Blackfin" ;;
362 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
363 ptx-*) llvm_cv_target_arch="PTX" ;;
364 *) llvm_cv_target_arch="Unknown" ;;
367 if test "$llvm_cv_target_arch" = "Unknown" ; then
368 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
371 # Determine the LLVM native architecture for the target
372 case "$llvm_cv_target_arch" in
373 x86) LLVM_NATIVE_ARCH="X86" ;;
374 x86_64) LLVM_NATIVE_ARCH="X86" ;;
375 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
378 dnl Define a substitution, ARCH, for the target architecture
379 AC_SUBST(ARCH,$llvm_cv_target_arch)
381 dnl Check for the endianness of the target
382 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
384 dnl Check for build platform executable suffix if we're crosscompiling
385 if test "$cross_compiling" = yes; then
386 AC_SUBST(LLVM_CROSS_COMPILING, [1])
388 ac_build_prefix=${build_alias}-
389 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
390 if test -z "$BUILD_CXX"; then
391 AC_CHECK_PROG(BUILD_CXX, g++, g++)
392 if test -z "$BUILD_CXX"; then
393 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
397 AC_SUBST(LLVM_CROSS_COMPILING, [0])
400 dnl Check to see if there's a .svn or .git directory indicating that this
401 dnl build is being done from a checkout. This sets up several defaults for
402 dnl the command line switches. When we build with a checkout directory,
403 dnl we get a debug with assertions turned on. Without, we assume a source
404 dnl release and we get an optimized build without assertions.
405 dnl See --enable-optimized and --enable-assertions below
406 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
409 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
415 dnl===-----------------------------------------------------------------------===
417 dnl=== SECTION 3: Command line arguments for the configure script.
419 dnl===-----------------------------------------------------------------------===
421 dnl --enable-optimized : check whether they want to do an optimized build:
422 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
423 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
424 if test ${enableval} = "no" ; then
425 AC_SUBST(ENABLE_OPTIMIZED,[[]])
427 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
430 dnl --enable-profiling : check whether they want to do a profile build:
431 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
432 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
433 if test ${enableval} = "no" ; then
434 AC_SUBST(ENABLE_PROFILING,[[]])
436 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
439 dnl --enable-assertions : check whether they want to turn on assertions or not:
440 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
441 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
442 if test ${enableval} = "yes" ; then
443 AC_SUBST(DISABLE_ASSERTIONS,[[]])
445 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
448 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
449 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
450 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
451 if test ${enableval} = "yes" ; then
452 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
453 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
455 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
456 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
459 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
460 AC_ARG_ENABLE(debug-runtime,
461 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
462 if test ${enableval} = "no" ; then
463 AC_SUBST(DEBUG_RUNTIME,[[]])
465 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
468 dnl --enable-debug-symbols : should even optimized compiler libraries
469 dnl have debug symbols?
470 AC_ARG_ENABLE(debug-symbols,
471 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)
472 if test ${enableval} = "no" ; then
473 AC_SUBST(DEBUG_SYMBOLS,[[]])
475 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
478 dnl --enable-jit: check whether they want to enable the jit
480 AS_HELP_STRING(--enable-jit,
481 [Enable Just In Time Compiling (default is YES)]),,
483 if test ${enableval} = "no"
487 case "$llvm_cv_target_arch" in
488 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
489 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
490 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
491 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
492 Alpha) AC_SUBST(TARGET_HAS_JIT,0) ;;
493 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
494 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
495 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
496 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
497 SystemZ) AC_SUBST(TARGET_HAS_JIT,0) ;;
498 Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;;
499 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
500 PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
501 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
505 dnl Allow enablement of building and installing docs
507 AS_HELP_STRING([--enable-docs],
508 [Build documents (default is YES)]),,
511 yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
512 no) AC_SUBST(ENABLE_DOCS,[0]) ;;
513 default) AC_SUBST(ENABLE_DOCS,[1]) ;;
514 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
517 dnl Allow enablement of doxygen generated documentation
518 AC_ARG_ENABLE(doxygen,
519 AS_HELP_STRING([--enable-doxygen],
520 [Build doxygen documentation (default is NO)]),,
523 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
524 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
525 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
526 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
529 dnl Allow disablement of threads
530 AC_ARG_ENABLE(threads,
531 AS_HELP_STRING([--enable-threads],
532 [Use threads if available (default is YES)]),,
535 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
536 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
537 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
538 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
540 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
542 dnl Allow disablement of pthread.h
543 AC_ARG_ENABLE(pthreads,
544 AS_HELP_STRING([--enable-pthreads],
545 [Use pthreads if available (default is YES)]),,
548 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
549 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
550 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
551 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
554 dnl Allow building without position independent code
556 AS_HELP_STRING([--enable-pic],
557 [Build LLVM with Position Independent Code (default is YES)]),,
560 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
561 no) AC_SUBST(ENABLE_PIC,[0]) ;;
562 default) AC_SUBST(ENABLE_PIC,[1]) ;;
563 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
565 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
566 [Define if position independent code is enabled])
568 dnl Allow building a shared library and linking tools against it.
569 AC_ARG_ENABLE(shared,
570 AS_HELP_STRING([--enable-shared],
571 [Build a shared library and link tools against it (default is NO)]),,
574 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
575 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
576 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
577 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
580 dnl Allow libstdc++ is embedded in LLVM.dll.
581 AC_ARG_ENABLE(embed-stdcxx,
582 AS_HELP_STRING([--enable-embed-stdcxx],
583 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),,
586 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
587 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
588 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
589 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
592 dnl Enable embedding timestamp information into build.
593 AC_ARG_ENABLE(timestamps,
594 AS_HELP_STRING([--enable-timestamps],
595 [Enable embedding timestamp information in build (default is YES)]),,
598 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
599 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
600 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
601 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
603 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
604 [Define if timestamp information (e.g., __DATE___) is allowed])
606 dnl Allow specific targets to be specified for building (or not)
608 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
609 [Build specific host targets: all or target1,target2,... Valid targets are:
610 host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu,
611 xcore, msp430, systemz, blackfin, ptx, cbe, and cpp (default=all)]),,
613 if test "$enableval" = host-only ; then
617 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;;
618 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
620 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
621 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
622 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
623 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
624 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
625 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
626 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
627 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
628 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
629 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
630 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
631 blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
632 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
633 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
634 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
635 ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
636 host) case "$llvm_cv_target_arch" in
637 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
638 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
639 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
640 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
641 Alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
642 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
643 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
644 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
645 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
646 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
647 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
648 s390x) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
649 Blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
650 PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
651 *) AC_MSG_ERROR([Can not set target to build]) ;;
653 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
658 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
660 # Determine whether we are building LLVM support for the native architecture.
661 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
662 for a_target in $TARGETS_TO_BUILD; do
663 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
664 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
665 [LLVM architecture name for the native architecture, if available])
666 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
667 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
668 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
669 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
670 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
671 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
673 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
674 [LLVM name for the native Target init function, if available])
675 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
676 [LLVM name for the native TargetInfo init function, if available])
677 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
678 [LLVM name for the native target MC init function, if available])
679 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
680 [LLVM name for the native AsmPrinter init function, if available])
681 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
682 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER,
683 [LLVM name for the native AsmParser init function, if available])
688 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
689 # target feature def files.
691 LLVM_ENUM_ASM_PRINTERS=""
692 LLVM_ENUM_ASM_PARSERS=""
693 LLVM_ENUM_DISASSEMBLERS=""
694 for target_to_build in $TARGETS_TO_BUILD; do
695 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
696 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
697 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
699 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
700 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
702 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
703 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
706 AC_SUBST(LLVM_ENUM_TARGETS)
707 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
708 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
709 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
711 dnl Prevent the CBackend from using printf("%a") for floating point so older
712 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
713 dnl can still compile the CBE's output
714 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
715 [Enable C Backend output with hex floating point via %a (default is YES)]),,
718 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
719 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
720 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
721 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
723 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
724 [Define if CBE is enabled for printf %a output])
726 dnl Override the option to use for optimized builds.
727 AC_ARG_WITH(optimize-option,
728 AS_HELP_STRING([--with-optimize-option],
729 [Select the compiler options to use for optimized builds]),,
731 AC_MSG_CHECKING([optimization flags])
734 case "$llvm_cv_os_type" in
735 FreeBSD) optimize_option=-O2 ;;
736 MingW) optimize_option=-O2 ;;
737 *) optimize_option=-O3 ;;
739 *) optimize_option="$withval" ;;
741 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
742 AC_MSG_RESULT([$optimize_option])
744 dnl Specify extra build options
745 AC_ARG_WITH(extra-options,
746 AS_HELP_STRING([--with-extra-options],
747 [Specify additional options to compile LLVM with]),,
750 default) EXTRA_OPTIONS= ;;
751 *) EXTRA_OPTIONS=$withval ;;
753 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
755 dnl Specify extra linker build options
756 AC_ARG_WITH(extra-ld-options,
757 AS_HELP_STRING([--with-extra-ld-options],
758 [Specify additional options to link LLVM with]),,
761 default) EXTRA_LD_OPTIONS= ;;
762 *) EXTRA_LD_OPTIONS=$withval ;;
764 AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
766 dnl Allow specific bindings to be specified for building (or not)
767 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
768 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
772 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
773 all ) BINDINGS_TO_BUILD="ocaml" ;;
774 none | no) BINDINGS_TO_BUILD="" ;;
775 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
777 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
778 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
784 dnl Allow the ocaml libdir to be overridden. This could go in a configure
785 dnl script for bindings/ocaml/configure, except that its auto value depends on
786 dnl OCAMLC, which is found here to support tests.
787 AC_ARG_WITH([ocaml-libdir],
788 [AS_HELP_STRING([--with-ocaml-libdir],
789 [Specify install location for ocaml bindings (default is stdlib)])],
793 auto) with_ocaml_libdir="$withval" ;;
794 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
795 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
798 AC_ARG_WITH(clang-resource-dir,
799 AS_HELP_STRING([--with-clang-resource-dir],
800 [Relative directory from the Clang binary for resource files]),,
802 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
803 [Relative directory for resource files])
805 AC_ARG_WITH(c-include-dirs,
806 AS_HELP_STRING([--with-c-include-dirs],
807 [Colon separated list of directories clang will search for headers]),,
809 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
810 [Directories clang will search for headers])
812 AC_ARG_WITH(cxx-include-root,
813 AS_HELP_STRING([--with-cxx-include-root],
814 [Directory with the libstdc++ headers.]),,
816 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
817 [Directory with the libstdc++ headers.])
819 AC_ARG_WITH(cxx-include-arch,
820 AS_HELP_STRING([--with-cxx-include-arch],
821 [Architecture of the libstdc++ headers.]),,
823 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
824 [Arch the libstdc++ headers.])
826 AC_ARG_WITH(cxx-include-32bit-dir,
827 AS_HELP_STRING([--with-cxx-include-32bit-dir],
828 [32 bit multilib dir.]),,
830 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
831 [32 bit multilib directory.])
833 AC_ARG_WITH(cxx-include-64bit-dir,
834 AS_HELP_STRING([--with-cxx-include-64bit-dir],
835 [64 bit multilib directory.]),,
837 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
838 [64 bit multilib directory.])
840 dnl Allow linking of LLVM with GPLv3 binutils code.
841 AC_ARG_WITH(binutils-include,
842 AS_HELP_STRING([--with-binutils-include],
843 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
846 default) WITH_BINUTILS_INCDIR=default ;;
847 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
848 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
850 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
851 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
852 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
853 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
854 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
858 dnl Specify the URL where bug reports should be submitted.
859 AC_ARG_WITH(bug-report-url,
860 AS_HELP_STRING([--with-bug-report-url],
861 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
862 withval="http://llvm.org/bugs/")
863 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
866 dnl --enable-libffi : check whether the user wants to turn off libffi:
867 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
868 --enable-libffi,[Check for the presence of libffi (default is NO)]),
869 [case "$enableval" in
870 yes) llvm_cv_enable_libffi="yes" ;;
871 no) llvm_cv_enable_libffi="no" ;;
872 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
874 llvm_cv_enable_libffi=no)
876 dnl===-----------------------------------------------------------------------===
878 dnl=== SECTION 4: Check for programs we need and that they are the right version
880 dnl===-----------------------------------------------------------------------===
885 dnl Check for the tools that the makefiles require
888 AC_PATH_PROG(CMP, [cmp], [cmp])
889 AC_PATH_PROG(CP, [cp], [cp])
890 AC_PATH_PROG(DATE, [date], [date])
891 AC_PATH_PROG(FIND, [find], [find])
892 AC_PATH_PROG(GREP, [grep], [grep])
893 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
894 AC_PATH_PROG(MV, [mv], [mv])
896 AC_CHECK_TOOL(AR, ar, false)
897 AC_PATH_PROG(RM, [rm], [rm])
898 AC_PATH_PROG(SED, [sed], [sed])
899 AC_PATH_PROG(TAR, [tar], [gtar])
900 AC_PATH_PROG(BINPWD,[pwd], [pwd])
902 dnl Looking for misc. graph plotting software
903 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
904 if test "$GRAPHVIZ" != "echo Graphviz" ; then
905 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
906 dnl If we're targeting for mingw we should emit windows paths, not msys
907 if test "$llvm_cv_os_type" = "MingW" ; then
908 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
910 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
911 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
913 AC_PATH_PROG(DOT, [dot], [echo dot])
914 if test "$DOT" != "echo dot" ; then
915 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
916 dnl If we're targeting for mingw we should emit windows paths, not msys
917 if test "$llvm_cv_os_type" = "MingW" ; then
918 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
920 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
921 [Define to path to dot program if found or 'echo dot' otherwise])
923 AC_PATH_PROG(FDP, [fdp], [echo fdp])
924 if test "$FDP" != "echo fdp" ; then
925 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
926 dnl If we're targeting for mingw we should emit windows paths, not msys
927 if test "$llvm_cv_os_type" = "MingW" ; then
928 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
930 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
931 [Define to path to fdp program if found or 'echo fdp' otherwise])
933 AC_PATH_PROG(NEATO, [neato], [echo neato])
934 if test "$NEATO" != "echo neato" ; then
935 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
936 dnl If we're targeting for mingw we should emit windows paths, not msys
937 if test "$llvm_cv_os_type" = "MingW" ; then
938 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
940 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
941 [Define to path to neato program if found or 'echo neato' otherwise])
943 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
944 if test "$TWOPI" != "echo twopi" ; then
945 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
946 dnl If we're targeting for mingw we should emit windows paths, not msys
947 if test "$llvm_cv_os_type" = "MingW" ; then
948 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
950 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
951 [Define to path to twopi program if found or 'echo twopi' otherwise])
953 AC_PATH_PROG(CIRCO, [circo], [echo circo])
954 if test "$CIRCO" != "echo circo" ; then
955 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
956 dnl If we're targeting for mingw we should emit windows paths, not msys
957 if test "$llvm_cv_os_type" = "MingW" ; then
958 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
960 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
961 [Define to path to circo program if found or 'echo circo' otherwise])
963 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
964 if test "$GV" != "echo gv" ; then
965 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
966 dnl If we're targeting for mingw we should emit windows paths, not msys
967 if test "$llvm_cv_os_type" = "MingW" ; then
968 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
970 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
971 [Define to path to gv program if found or 'echo gv' otherwise])
973 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
974 if test "$DOTTY" != "echo dotty" ; then
975 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
976 dnl If we're targeting for mingw we should emit windows paths, not msys
977 if test "$llvm_cv_os_type" = "MingW" ; then
978 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
980 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
981 [Define to path to dotty program if found or 'echo dotty' otherwise])
983 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
984 if test "$XDOT_PY" != "echo xdot.py" ; then
985 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
986 dnl If we're targeting for mingw we should emit windows paths, not msys
987 if test "$llvm_cv_os_type" = "MingW" ; then
988 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
990 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
991 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
994 dnl Look for a sufficiently recent version of Perl.
995 LLVM_PROG_PERL([5.006])
997 if test x"$PERL" = xnone; then
998 AC_SUBST(HAVE_PERL,0)
999 AC_MSG_ERROR([perl is required but was not found, please install it])
1001 AC_SUBST(HAVE_PERL,1)
1004 dnl Find the install program
1006 dnl Prepend src dir to install path dir if it's a relative path
1007 dnl This is a hack for installs that take place in something other
1008 dnl than the top level.
1010 [[\\/$]]* | ?:[[\\/]]* ) ;;
1011 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1014 dnl Checks for documentation and testing tools that we can do without. If these
1015 dnl are not found then they are set to "true" which always succeeds but does
1016 dnl nothing. This just lets the build output show that we could have done
1017 dnl something if the tool was available.
1018 AC_PATH_PROG(BZIP2, [bzip2])
1019 AC_PATH_PROG(CAT, [cat])
1020 AC_PATH_PROG(DOXYGEN, [doxygen])
1021 AC_PATH_PROG(GROFF, [groff])
1022 AC_PATH_PROG(GZIPBIN, [gzip])
1023 AC_PATH_PROG(POD2HTML, [pod2html])
1024 AC_PATH_PROG(POD2MAN, [pod2man])
1025 AC_PATH_PROG(PDFROFF, [pdfroff])
1026 AC_PATH_PROG(RUNTEST, [runtest])
1028 AC_PATH_PROG(ZIP, [zip])
1029 AC_PATH_PROGS(OCAMLC, [ocamlc])
1030 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1031 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1032 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1033 AC_PATH_PROGS(GAS, [gas as])
1035 dnl Get the version of the linker in use.
1038 dnl Determine whether the linker supports the -R option.
1041 dnl Determine whether the linker supports the -export-dynamic option.
1042 AC_LINK_EXPORT_DYNAMIC
1044 dnl Determine whether the linker supports the --version-script option.
1045 AC_LINK_VERSION_SCRIPT
1047 dnl Check for libtool and the library that has dlopen function (which must come
1048 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1053 AC_MSG_CHECKING([tool compatibility])
1055 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1056 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1057 dnl to support those options.
1058 dnl "icc" emits gcc signatures
1059 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1071 if test "$GCC" != "yes" && test "$ICC" != "yes"
1073 AC_MSG_ERROR([gcc|icc required but not found])
1076 dnl Ensure that compilation tools are compatible with GCC extensions
1077 if test "$GXX" != "yes" && test "$IXX" != "yes"
1079 AC_MSG_ERROR([g++|clang++|icc required but not found])
1082 dnl Verify that GCC is version 3.0 or higher
1083 if test "$GCC" = "yes"
1085 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1086 #error Unsupported GCC version
1088 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1091 dnl Check for GNU Make. We use its extensions, so don't build without it
1092 if test -z "$llvm_cv_gnu_make_command"
1094 AC_MSG_ERROR([GNU Make required but not found])
1097 dnl Tool compatibility is okay if we make it here.
1100 dnl Check optional compiler flags.
1101 AC_MSG_CHECKING([optional compiler flags])
1102 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1103 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1104 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1106 dnl===-----------------------------------------------------------------------===
1108 dnl=== SECTION 5: Check for libraries
1110 dnl===-----------------------------------------------------------------------===
1113 if test "$llvm_cv_os_type" = "MingW" ; then
1114 AC_CHECK_LIB(imagehlp, main)
1115 AC_CHECK_LIB(psapi, main)
1118 dnl dlopen() is required for plugin support.
1119 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1120 [Define if dlopen() is available on this platform.]),
1121 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1123 dnl libffi is optional; used to call external functions from the interpreter
1124 if test "$llvm_cv_enable_libffi" = "yes" ; then
1125 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1126 [Define if libffi is available on this platform.]),
1127 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1130 dnl mallinfo is optional; the code can compile (minus features) without it
1131 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1132 [Define if mallinfo() is available on this platform.]))
1134 dnl pthread locking functions are optional - but llvm will not be thread-safe
1136 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1137 AC_CHECK_LIB(pthread, pthread_mutex_init)
1138 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1139 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1140 [Have pthread_mutex_lock]))
1141 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1142 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1143 [Have pthread_rwlock_init]))
1144 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1145 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1146 [Have pthread_getspecific]))
1149 dnl Allow extra x86-disassembler library
1151 AS_HELP_STRING([--with-udis86=<path>],
1152 [Use udis86 external x86 disassembler library]),
1154 AC_SUBST(USE_UDIS86, [1])
1157 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1159 AC_CHECK_LIB(udis86, ud_init, [], [
1160 echo "Error! You need to have libudis86 around."
1164 AC_SUBST(USE_UDIS86, [0]))
1165 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1166 [Define if use udis86 library])
1168 dnl Allow OProfile support for JIT output.
1169 AC_ARG_WITH(oprofile,
1170 AS_HELP_STRING([--with-oprofile=<prefix>],
1171 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1173 AC_SUBST(USE_OPROFILE, [1])
1175 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1177 AC_SUBST(USE_OPROFILE, [0]) ;;
1178 *) llvm_cv_oppath="${withval}/lib/oprofile"
1179 CPPFLAGS="-I${withval}/include";;
1181 if test -n "$llvm_cv_oppath" ; then
1182 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1183 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1184 dnl libbfd is not included properly in libopagent in some Debian
1185 dnl versions. If libbfd isn't found at all, we assume opagent works
1187 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1188 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1189 echo "Error! You need to have libopagent around."
1192 AC_CHECK_HEADER([opagent.h], [], [
1193 echo "Error! You need to have opagent.h around."
1199 AC_SUBST(USE_OPROFILE, [0])
1201 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1202 [Define if we have the oprofile JIT-support library])
1204 dnl===-----------------------------------------------------------------------===
1206 dnl=== SECTION 6: Check for header files
1208 dnl===-----------------------------------------------------------------------===
1210 dnl First, use autoconf provided macros for specific headers that we need
1211 dnl We don't check for ancient stuff or things that are guaranteed to be there
1212 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1213 dnl Generally we're looking for POSIX headers.
1215 AC_HEADER_MMAP_ANONYMOUS
1220 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1221 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1222 AC_CHECK_HEADERS([utime.h windows.h])
1223 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1224 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1225 AC_CHECK_HEADERS([valgrind/valgrind.h])
1226 AC_CHECK_HEADERS([fenv.h])
1227 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1228 AC_CHECK_HEADERS(pthread.h,
1229 AC_SUBST(HAVE_PTHREAD, 1),
1230 AC_SUBST(HAVE_PTHREAD, 0))
1232 AC_SUBST(HAVE_PTHREAD, 0)
1235 dnl Try to find ffi.h.
1236 if test "$llvm_cv_enable_libffi" = "yes" ; then
1237 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1240 dnl Try to find Darwin specific crash reporting libraries.
1241 AC_CHECK_HEADERS([CrashReporterClient.h])
1243 dnl Try to find Darwin specific crash reporting global.
1244 AC_MSG_CHECKING([__crashreporter_info__])
1247 [[extern const char *__crashreporter_info__;
1249 __crashreporter_info__ = "test";
1254 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
1256 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
1257 Define if __crashreporter_info__ exists.))
1259 dnl===-----------------------------------------------------------------------===
1261 dnl=== SECTION 7: Check for types and structures
1263 dnl===-----------------------------------------------------------------------===
1268 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1270 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1271 AC_CHECK_TYPES([uint64_t],,
1272 AC_CHECK_TYPES([u_int64_t],,
1273 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1275 dnl===-----------------------------------------------------------------------===
1277 dnl=== SECTION 8: Check for specific functions needed
1279 dnl===-----------------------------------------------------------------------===
1281 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1282 AC_CHECK_FUNCS([powf fmodf strtof round ])
1283 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1284 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1285 AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ])
1286 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1287 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1288 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1292 dnl Check the declaration "Secure API" on Windows environments.
1293 AC_CHECK_DECLS([strerror_s])
1295 dnl Check symbols in libgcc.a for JIT on Mingw.
1296 if test "$llvm_cv_os_type" = "MingW" ; then
1297 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1298 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1299 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1300 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1302 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1303 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1304 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1305 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1306 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1307 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1308 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1309 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1310 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1311 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1313 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1314 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1317 dnl Check Win32 API EnumerateLoadedModules.
1318 if test "$llvm_cv_os_type" = "MingW" ; then
1319 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1320 AC_COMPILE_IFELSE([[#include <windows.h>
1321 #include <imagehlp.h>
1322 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1323 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
1325 AC_MSG_RESULT([yes])
1326 llvm_cv_win32_elmcb_pcstr="PCSTR"
1330 llvm_cv_win32_elmcb_pcstr="PSTR"
1332 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1335 dnl Check for variations in the Standard C++ library and STL. These macros are
1336 dnl provided by LLVM in the autoconf/m4 directory.
1340 dnl Check for mmap support.We also need to know if /dev/zero is required to
1341 dnl be opened for allocating RWX memory.
1342 dnl Make sure we aren't attempting to configure for an unknown system
1343 if test "$llvm_cv_platform_type" = "Unix" ; then
1346 AC_NEED_DEV_ZERO_FOR_MMAP
1348 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1350 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1352 if test "$ac_cv_func_mmap_file" = "no"
1354 AC_MSG_WARN([mmap() of files required but not found])
1358 dnl atomic builtins are required for threading support.
1359 AC_MSG_CHECKING(for GCC atomic builtins)
1360 dnl Since we'll be using these atomic builtins in C++ files we should test
1361 dnl the C++ compiler.
1366 volatile unsigned long val = 1;
1367 __sync_synchronize();
1368 __sync_val_compare_and_swap(&val, 1, 0);
1369 __sync_add_and_fetch(&val, 1);
1370 __sync_sub_and_fetch(&val, 1);
1376 AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics),
1378 AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics)
1379 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1381 dnl===-----------------------------------------------------------------------===
1383 dnl=== SECTION 9: Additional checks, variables, etc.
1385 dnl===-----------------------------------------------------------------------===
1387 dnl Handle 32-bit linux systems running a 64-bit kernel.
1388 dnl This has to come after section 4 because it invokes the compiler.
1389 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1391 if test "$llvm_cv_linux_mixed" = "yes"; then
1392 llvm_cv_target_arch="x86"
1397 dnl Check whether __dso_handle is present
1398 AC_CHECK_FUNCS([__dso_handle])
1400 dnl Propagate the shared library extension that the libltdl checks did to
1401 dnl the Makefiles so we can use it there too
1402 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1404 dnl Propagate the run-time library path variable that the libltdl
1405 dnl checks found to the Makefiles so we can use it there too
1406 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1408 # Translate the various configuration directories and other basic
1409 # information into substitutions that will end up in Makefile.config.in
1410 # that these configured values can be used by the makefiles
1411 if test "${prefix}" = "NONE" ; then
1414 eval LLVM_PREFIX="${prefix}";
1415 eval LLVM_BINDIR="${prefix}/bin";
1416 eval LLVM_LIBDIR="${prefix}/lib";
1417 eval LLVM_DATADIR="${prefix}/share/llvm";
1418 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1419 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1420 eval LLVM_INCLUDEDIR="${prefix}/include";
1421 eval LLVM_INFODIR="${prefix}/info";
1422 eval LLVM_MANDIR="${prefix}/man";
1423 LLVM_CONFIGTIME=`date`
1424 AC_SUBST(LLVM_PREFIX)
1425 AC_SUBST(LLVM_BINDIR)
1426 AC_SUBST(LLVM_LIBDIR)
1427 AC_SUBST(LLVM_DATADIR)
1428 AC_SUBST(LLVM_DOCSDIR)
1429 AC_SUBST(LLVM_ETCDIR)
1430 AC_SUBST(LLVM_INCLUDEDIR)
1431 AC_SUBST(LLVM_INFODIR)
1432 AC_SUBST(LLVM_MANDIR)
1433 AC_SUBST(LLVM_CONFIGTIME)
1435 # Place the various directores into the config.h file as #defines so that we
1436 # can know about the installation paths within LLVM.
1437 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1438 [Installation prefix directory])
1439 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1440 [Installation directory for binary executables])
1441 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1442 [Installation directory for libraries])
1443 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1444 [Installation directory for data files])
1445 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1446 [Installation directory for documentation])
1447 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1448 [Installation directory for config files])
1449 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1450 [Installation directory for include files])
1451 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1452 [Installation directory for .info files])
1453 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1454 [Installation directory for man pages])
1455 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1456 [Time at which LLVM was configured])
1457 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1458 [Host triple we were built on])
1460 # Determine which bindings to build.
1461 if test "$BINDINGS_TO_BUILD" = auto ; then
1462 BINDINGS_TO_BUILD=""
1463 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1464 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1467 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1469 # This isn't really configurey, but it avoids having to repeat the list in
1471 AC_SUBST(ALL_BINDINGS,ocaml)
1473 # Do any work necessary to ensure that bindings have what they need.
1474 binding_prereqs_failed=0
1475 for a_binding in $BINDINGS_TO_BUILD ; do
1476 case "$a_binding" in
1478 if test "x$OCAMLC" = x ; then
1479 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1480 binding_prereqs_failed=1
1482 if test "x$OCAMLDEP" = x ; then
1483 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1484 binding_prereqs_failed=1
1486 if test "x$OCAMLOPT" = x ; then
1487 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1488 dnl ocamlopt is optional!
1490 if test "x$with_ocaml_libdir" != xauto ; then
1491 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1493 ocaml_stdlib="`"$OCAMLC" -where`"
1494 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1496 # ocaml stdlib is beneath our prefix; use stdlib
1497 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1499 # ocaml stdlib is outside our prefix; use libdir/ocaml
1500 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1506 if test "$binding_prereqs_failed" = 1 ; then
1507 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1510 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1511 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1513 dnl Determine linker rpath flag
1514 if test "$llvm_cv_link_use_r" = "yes" ; then
1521 dnl Determine linker rdynamic flag
1522 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1523 RDYNAMIC="-Wl,-export-dynamic"
1529 dnl===-----------------------------------------------------------------------===
1531 dnl=== SECTION 10: Specify the output files and generate it
1533 dnl===-----------------------------------------------------------------------===
1535 dnl Configure header files
1536 dnl WARNING: dnl If you add or remove any of the following config headers, then
1537 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1538 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1539 dnl files can be updated automatically when their *.in sources change.
1540 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1541 AH_TOP([#ifndef CONFIG_H
1545 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1546 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1547 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1548 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1549 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1551 dnl Configure the makefile's configuration data
1552 AC_CONFIG_FILES([Makefile.config])
1554 dnl Configure the RPM spec file for LLVM
1555 AC_CONFIG_FILES([llvm.spec])
1557 dnl Configure doxygen's configuration file
1558 AC_CONFIG_FILES([docs/doxygen.cfg])
1559 if test -f ${srcdir}/tools/clang/README.txt; then
1560 AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg])
1563 dnl Do the first stage of configuration for llvm-config.in.
1564 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1566 dnl Do special configuration of Makefiles
1567 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1568 AC_CONFIG_MAKEFILE(Makefile)
1569 AC_CONFIG_MAKEFILE(Makefile.common)
1570 AC_CONFIG_MAKEFILE(examples/Makefile)
1571 AC_CONFIG_MAKEFILE(lib/Makefile)
1572 AC_CONFIG_MAKEFILE(runtime/Makefile)
1573 AC_CONFIG_MAKEFILE(test/Makefile)
1574 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1575 AC_CONFIG_MAKEFILE(unittests/Makefile)
1576 AC_CONFIG_MAKEFILE(tools/Makefile)
1577 AC_CONFIG_MAKEFILE(utils/Makefile)
1578 AC_CONFIG_MAKEFILE(projects/Makefile)
1579 AC_CONFIG_MAKEFILE(bindings/Makefile)
1580 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1582 dnl Finally, crank out the output