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],[3.1svn],[http://llvm.org/bugs/])
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) 2003-2012 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2012 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]) ;;
124 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
130 dnl Disable the build of polly, even if it is checked out into tools/polly.
132 AS_HELP_STRING([--enable-polly],
133 [Use polly if available (default is YES)]),,
136 yes) AC_SUBST(ENABLE_POLLY,[1]) ;;
137 no) AC_SUBST(ENABLE_POLLY,[0]) ;;
138 default) AC_SUBST(ENABLE_POLLY,[1]) ;;
139 *) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;;
143 dnl Check if polly is checked out into tools/polly and configure it if
145 if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then
146 AC_SUBST(LLVM_HAS_POLLY,1)
147 AC_CONFIG_SUBDIRS([tools/polly])
150 dnl===-----------------------------------------------------------------------===
152 dnl=== SECTION 2: Architecture, target, and host checks
154 dnl===-----------------------------------------------------------------------===
156 dnl Check the target for which we're compiling and the host that will do the
157 dnl compilations. This will tell us which LLVM compiler will be used for
158 dnl compiling SSA into object code. This needs to be done early because
159 dnl following tests depend on it.
162 dnl Determine the platform type and cache its value. This helps us configure
163 dnl the System library to the correct build platform.
164 AC_CACHE_CHECK([type of operating system we're going to host on],
168 llvm_cv_link_all_option="-Wl,--whole-archive"
169 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
170 llvm_cv_os_type="AIX"
171 llvm_cv_platform_type="Unix" ;;
173 llvm_cv_link_all_option="-Wl,--whole-archive"
174 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
175 llvm_cv_os_type="IRIX"
176 llvm_cv_platform_type="Unix" ;;
178 llvm_cv_link_all_option="-Wl,--whole-archive"
179 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
180 llvm_cv_os_type="Cygwin"
181 llvm_cv_platform_type="Unix" ;;
183 llvm_cv_link_all_option="-Wl,-all_load"
184 llvm_cv_no_link_all_option="-Wl,-noall_load"
185 llvm_cv_os_type="Darwin"
186 llvm_cv_platform_type="Unix" ;;
188 llvm_cv_link_all_option="-Wl,-all_load"
189 llvm_cv_no_link_all_option="-Wl,-noall_load"
190 llvm_cv_os_type="Minix"
191 llvm_cv_platform_type="Unix" ;;
192 *-*-freebsd* | *-*-kfreebsd-gnu)
193 llvm_cv_link_all_option="-Wl,--whole-archive"
194 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
195 llvm_cv_os_type="FreeBSD"
196 llvm_cv_platform_type="Unix" ;;
198 llvm_cv_link_all_option="-Wl,--whole-archive"
199 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
200 llvm_cv_os_type="OpenBSD"
201 llvm_cv_platform_type="Unix" ;;
203 llvm_cv_link_all_option="-Wl,--whole-archive"
204 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
205 llvm_cv_os_type="NetBSD"
206 llvm_cv_platform_type="Unix" ;;
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="DragonFly"
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="HP-UX"
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="Interix"
221 llvm_cv_platform_type="Unix" ;;
223 llvm_cv_link_all_option="-Wl,--whole-archive"
224 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
225 llvm_cv_os_type="Linux"
226 llvm_cv_platform_type="Unix" ;;
228 llvm_cv_link_all_option="-Wl,--whole-archive"
229 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
230 llvm_cv_os_type="GNU"
231 llvm_cv_platform_type="Unix" ;;
233 llvm_cv_link_all_option="-Wl,-z,allextract"
234 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
235 llvm_cv_os_type="SunOS"
236 llvm_cv_platform_type="Unix" ;;
238 llvm_cv_link_all_option="-Wl,-z,allextract"
239 llvm_cv_link_all_option="-Wl,-z,defaultextract"
240 llvm_cv_os_type="AuroraUX"
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="Win32"
246 llvm_cv_platform_type="Win32" ;;
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="MingW"
251 llvm_cv_platform_type="Win32" ;;
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="Haiku"
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="Freestanding"
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="Freestanding"
266 llvm_cv_platform_type="Unix" ;;
268 llvm_cv_link_all_option=""
269 llvm_cv_no_link_all_option=""
270 llvm_cv_os_type="Unknown"
271 llvm_cv_platform_type="Unknown" ;;
274 AC_CACHE_CHECK([type of operating system we're going to target],
275 [llvm_cv_target_os_type],
278 llvm_cv_target_os_type="AIX" ;;
280 llvm_cv_target_os_type="IRIX" ;;
282 llvm_cv_target_os_type="Cygwin" ;;
284 llvm_cv_target_os_type="Darwin" ;;
286 llvm_cv_target_os_type="Minix" ;;
288 llvm_cv_target_os_type="FreeBSD" ;;
290 llvm_cv_target_os_type="OpenBSD" ;;
292 llvm_cv_target_os_type="NetBSD" ;;
294 llvm_cv_target_os_type="DragonFly" ;;
296 llvm_cv_target_os_type="HP-UX" ;;
298 llvm_cv_target_os_type="Interix" ;;
300 llvm_cv_target_os_type="Linux" ;;
302 llvm_cv_target_os_type="SunOS" ;;
304 llvm_cv_target_os_type="AuroraUX" ;;
306 llvm_cv_target_os_type="Win32" ;;
308 llvm_cv_target_os_type="MingW" ;;
310 llvm_cv_target_os_type="Haiku" ;;
312 llvm_cv_target_os_type="RTEMS" ;;
314 llvm_cv_target_os_type="NativeClient" ;;
316 llvm_cv_target_os_type="Freestanding" ;;
318 llvm_cv_target_os_type="Unknown" ;;
321 dnl Make sure we aren't attempting to configure for an unknown system
322 if test "$llvm_cv_os_type" = "Unknown" ; then
323 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
326 dnl Set the "OS" Makefile variable based on the platform type so the
327 dnl makefile can configure itself to specific build hosts
328 AC_SUBST(OS,$llvm_cv_os_type)
329 AC_SUBST(HOST_OS,$llvm_cv_os_type)
330 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
332 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
333 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
334 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
336 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
337 dnl This is used by lib/Support to determine the basic kind of implementation
339 case $llvm_cv_platform_type in
341 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
342 AC_SUBST(LLVM_ON_UNIX,[1])
343 AC_SUBST(LLVM_ON_WIN32,[0])
346 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
347 AC_SUBST(LLVM_ON_UNIX,[0])
348 AC_SUBST(LLVM_ON_WIN32,[1])
352 dnl Determine what our target architecture is and configure accordingly.
353 dnl This will allow Makefiles to make a distinction between the hardware and
355 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
357 i?86-*) llvm_cv_target_arch="x86" ;;
358 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
359 sparc*-*) llvm_cv_target_arch="Sparc" ;;
360 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
361 arm*-*) llvm_cv_target_arch="ARM" ;;
362 mips-*) llvm_cv_target_arch="Mips" ;;
363 mipsel-*) llvm_cv_target_arch="Mips" ;;
364 xcore-*) llvm_cv_target_arch="XCore" ;;
365 msp430-*) llvm_cv_target_arch="MSP430" ;;
366 hexagon-*) llvm_cv_target_arch="Hexagon" ;;
367 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
368 ptx-*) llvm_cv_target_arch="PTX" ;;
369 *) llvm_cv_target_arch="Unknown" ;;
372 if test "$llvm_cv_target_arch" = "Unknown" ; then
373 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
376 # Determine the LLVM native architecture for the target
377 case "$llvm_cv_target_arch" in
378 x86) LLVM_NATIVE_ARCH="X86" ;;
379 x86_64) LLVM_NATIVE_ARCH="X86" ;;
380 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
383 dnl Define a substitution, ARCH, for the target architecture
384 AC_SUBST(ARCH,$llvm_cv_target_arch)
386 dnl Check for the endianness of the target
387 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
389 dnl Check for build platform executable suffix if we're crosscompiling
390 if test "$cross_compiling" = yes; then
391 AC_SUBST(LLVM_CROSS_COMPILING, [1])
393 ac_build_prefix=${build_alias}-
394 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
395 if test -z "$BUILD_CXX"; then
396 AC_CHECK_PROG(BUILD_CXX, g++, g++)
397 if test -z "$BUILD_CXX"; then
398 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
402 AC_SUBST(LLVM_CROSS_COMPILING, [0])
405 dnl Check to see if there's a .svn or .git directory indicating that this
406 dnl build is being done from a checkout. This sets up several defaults for
407 dnl the command line switches. When we build with a checkout directory,
408 dnl we get a debug with assertions turned on. Without, we assume a source
409 dnl release and we get an optimized build without assertions.
410 dnl See --enable-optimized and --enable-assertions below
411 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
414 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
420 dnl===-----------------------------------------------------------------------===
422 dnl=== SECTION 3: Command line arguments for the configure script.
424 dnl===-----------------------------------------------------------------------===
426 dnl --enable-libcpp : check whether or not to use libc++ on the command line
427 AC_ARG_ENABLE(libcpp,
428 AS_HELP_STRING([--enable-libcpp],
429 [Use libc++ if available (default is NO)]),,
432 yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;;
433 no) AC_SUBST(ENABLE_LIBCPP,[0]) ;;
434 default) AC_SUBST(ENABLE_LIBCPP,[0]);;
435 *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;;
438 dnl --enable-optimized : check whether they want to do an optimized build:
439 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
440 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
441 if test ${enableval} = "no" ; then
442 AC_SUBST(ENABLE_OPTIMIZED,[[]])
444 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
447 dnl --enable-profiling : check whether they want to do a profile build:
448 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
449 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
450 if test ${enableval} = "no" ; then
451 AC_SUBST(ENABLE_PROFILING,[[]])
453 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
456 dnl --enable-assertions : check whether they want to turn on assertions or not:
457 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
458 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
459 if test ${enableval} = "yes" ; then
460 AC_SUBST(DISABLE_ASSERTIONS,[[]])
462 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
465 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
466 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
467 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
468 if test ${enableval} = "yes" ; then
469 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
470 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
472 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
473 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
476 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
477 AC_ARG_ENABLE(debug-runtime,
478 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
479 if test ${enableval} = "no" ; then
480 AC_SUBST(DEBUG_RUNTIME,[[]])
482 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
485 dnl --enable-debug-symbols : should even optimized compiler libraries
486 dnl have debug symbols?
487 AC_ARG_ENABLE(debug-symbols,
488 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)
489 if test ${enableval} = "no" ; then
490 AC_SUBST(DEBUG_SYMBOLS,[[]])
492 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
495 dnl --enable-jit: check whether they want to enable the jit
497 AS_HELP_STRING(--enable-jit,
498 [Enable Just In Time Compiling (default is YES)]),,
500 if test ${enableval} = "no"
504 case "$llvm_cv_target_arch" in
505 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
506 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
507 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
508 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
509 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
510 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
511 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
512 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
513 Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;;
514 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
515 PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
516 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
520 dnl Allow enablement of building and installing docs
522 AS_HELP_STRING([--enable-docs],
523 [Build documents (default is YES)]),,
526 yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
527 no) AC_SUBST(ENABLE_DOCS,[0]) ;;
528 default) AC_SUBST(ENABLE_DOCS,[1]) ;;
529 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
532 dnl Allow enablement of doxygen generated documentation
533 AC_ARG_ENABLE(doxygen,
534 AS_HELP_STRING([--enable-doxygen],
535 [Build doxygen documentation (default is NO)]),,
538 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
539 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
540 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
541 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
544 dnl Allow disablement of threads
545 AC_ARG_ENABLE(threads,
546 AS_HELP_STRING([--enable-threads],
547 [Use threads if available (default is YES)]),,
550 yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
551 no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;;
552 default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
553 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
555 AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS,
556 [Define if threads enabled])
558 dnl Allow disablement of pthread.h
559 AC_ARG_ENABLE(pthreads,
560 AS_HELP_STRING([--enable-pthreads],
561 [Use pthreads if available (default is YES)]),,
564 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
565 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
566 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
567 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
570 dnl Allow building without position independent code
572 AS_HELP_STRING([--enable-pic],
573 [Build LLVM with Position Independent Code (default is YES)]),,
576 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
577 no) AC_SUBST(ENABLE_PIC,[0]) ;;
578 default) AC_SUBST(ENABLE_PIC,[1]) ;;
579 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
581 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
582 [Define if position independent code is enabled])
584 dnl Allow building a shared library and linking tools against it.
585 AC_ARG_ENABLE(shared,
586 AS_HELP_STRING([--enable-shared],
587 [Build a shared library and link tools against it (default is NO)]),,
590 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
591 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
592 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
593 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
596 dnl Allow libstdc++ is embedded in LLVM.dll.
597 AC_ARG_ENABLE(embed-stdcxx,
598 AS_HELP_STRING([--enable-embed-stdcxx],
599 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),,
602 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
603 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
604 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
605 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
608 dnl Enable embedding timestamp information into build.
609 AC_ARG_ENABLE(timestamps,
610 AS_HELP_STRING([--enable-timestamps],
611 [Enable embedding timestamp information in build (default is YES)]),,
614 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
615 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
616 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
617 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
619 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
620 [Define if timestamp information (e.g., __DATE___) is allowed])
622 dnl Allow specific targets to be specified for building (or not)
624 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
625 [Build specific host targets: all or target1,target2,... Valid targets are:
626 host, x86, x86_64, sparc, powerpc, arm, mips, spu, hexagon,
627 xcore, msp430, ptx, cbe, and cpp (default=all)]),,
629 if test "$enableval" = host-only ; then
633 all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 CBackend CppBackend MBlaze PTX Hexagon" ;;
634 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
636 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
637 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
638 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
639 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
640 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
641 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
642 mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
643 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
644 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
645 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
646 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
647 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
648 hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
649 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
650 ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
651 host) case "$llvm_cv_target_arch" in
652 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
653 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
654 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
655 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
656 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
657 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
658 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
659 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
660 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
661 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
662 Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
663 PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
664 *) AC_MSG_ERROR([Can not set target to build]) ;;
666 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
671 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
673 # Determine whether we are building LLVM support for the native architecture.
674 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
675 for a_target in $TARGETS_TO_BUILD; do
676 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
677 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
678 [LLVM architecture name for the native architecture, if available])
679 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
680 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
681 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
682 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
683 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
684 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
686 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
687 [LLVM name for the native Target init function, if available])
688 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
689 [LLVM name for the native TargetInfo init function, if available])
690 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
691 [LLVM name for the native target MC init function, if available])
692 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
693 [LLVM name for the native AsmPrinter init function, if available])
694 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
695 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER,
696 [LLVM name for the native AsmParser init function, if available])
701 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
702 # target feature def files.
704 LLVM_ENUM_ASM_PRINTERS=""
705 LLVM_ENUM_ASM_PARSERS=""
706 LLVM_ENUM_DISASSEMBLERS=""
707 for target_to_build in $TARGETS_TO_BUILD; do
708 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
709 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
710 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
712 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
713 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
715 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
716 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
719 AC_SUBST(LLVM_ENUM_TARGETS)
720 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
721 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
722 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
724 dnl Prevent the CBackend from using printf("%a") for floating point so older
725 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
726 dnl can still compile the CBE's output
727 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
728 [Enable C Backend output with hex floating point via %a (default is YES)]),,
731 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
732 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
733 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
734 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
736 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
737 [Define if CBE is enabled for printf %a output])
739 dnl Override the option to use for optimized builds.
740 AC_ARG_WITH(optimize-option,
741 AS_HELP_STRING([--with-optimize-option],
742 [Select the compiler options to use for optimized builds]),,
744 AC_MSG_CHECKING([optimization flags])
747 case "$llvm_cv_os_type" in
748 FreeBSD) optimize_option=-O2 ;;
749 MingW) optimize_option=-O2 ;;
750 *) optimize_option=-O3 ;;
752 *) optimize_option="$withval" ;;
754 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
755 AC_MSG_RESULT([$optimize_option])
757 dnl Specify extra build options
758 AC_ARG_WITH(extra-options,
759 AS_HELP_STRING([--with-extra-options],
760 [Specify additional options to compile LLVM with]),,
763 default) EXTRA_OPTIONS= ;;
764 *) EXTRA_OPTIONS=$withval ;;
766 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
768 dnl Specify extra linker build options
769 AC_ARG_WITH(extra-ld-options,
770 AS_HELP_STRING([--with-extra-ld-options],
771 [Specify additional options to link LLVM with]),,
774 default) EXTRA_LD_OPTIONS= ;;
775 *) EXTRA_LD_OPTIONS=$withval ;;
777 AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
779 dnl Allow specific bindings to be specified for building (or not)
780 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
781 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
785 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
786 all ) BINDINGS_TO_BUILD="ocaml" ;;
787 none | no) BINDINGS_TO_BUILD="" ;;
788 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
790 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
791 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
797 dnl Allow the ocaml libdir to be overridden. This could go in a configure
798 dnl script for bindings/ocaml/configure, except that its auto value depends on
799 dnl OCAMLC, which is found here to support tests.
800 AC_ARG_WITH([ocaml-libdir],
801 [AS_HELP_STRING([--with-ocaml-libdir],
802 [Specify install location for ocaml bindings (default is stdlib)])],
806 auto) with_ocaml_libdir="$withval" ;;
807 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
808 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
811 AC_ARG_WITH(clang-srcdir,
812 AS_HELP_STRING([--with-clang-srcdir],
813 [Directory to the out-of-tree Clang source]),,
816 -) clang_src_root="" ;;
817 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;;
818 *) clang_src_root="$ac_pwd/$withval" ;;
820 AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root])
822 AC_ARG_WITH(clang-resource-dir,
823 AS_HELP_STRING([--with-clang-resource-dir],
824 [Relative directory from the Clang binary for resource files]),,
826 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
827 [Relative directory for resource files])
829 AC_ARG_WITH(c-include-dirs,
830 AS_HELP_STRING([--with-c-include-dirs],
831 [Colon separated list of directories clang will search for headers]),,
833 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
834 [Directories clang will search for headers])
836 AC_ARG_WITH(cxx-include-root,
837 AS_HELP_STRING([--with-cxx-include-root],
838 [Directory with the libstdc++ headers.]),,
840 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
841 [Directory with the libstdc++ headers.])
843 AC_ARG_WITH(cxx-include-arch,
844 AS_HELP_STRING([--with-cxx-include-arch],
845 [Architecture of the libstdc++ headers.]),,
847 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
848 [Arch the libstdc++ headers.])
850 AC_ARG_WITH(cxx-include-32bit-dir,
851 AS_HELP_STRING([--with-cxx-include-32bit-dir],
852 [32 bit multilib dir.]),,
854 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
855 [32 bit multilib directory.])
857 AC_ARG_WITH(cxx-include-64bit-dir,
858 AS_HELP_STRING([--with-cxx-include-64bit-dir],
859 [64 bit multilib directory.]),,
861 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
862 [64 bit multilib directory.])
864 dnl Allow linking of LLVM with GPLv3 binutils code.
865 AC_ARG_WITH(binutils-include,
866 AS_HELP_STRING([--with-binutils-include],
867 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
870 default) WITH_BINUTILS_INCDIR=default ;;
871 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
872 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
874 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
875 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
876 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
877 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
878 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
882 dnl Specify the URL where bug reports should be submitted.
883 AC_ARG_WITH(bug-report-url,
884 AS_HELP_STRING([--with-bug-report-url],
885 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
886 withval="http://llvm.org/bugs/")
887 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
890 dnl --enable-libffi : check whether the user wants to turn off libffi:
891 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
892 --enable-libffi,[Check for the presence of libffi (default is NO)]),
893 [case "$enableval" in
894 yes) llvm_cv_enable_libffi="yes" ;;
895 no) llvm_cv_enable_libffi="no" ;;
896 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
898 llvm_cv_enable_libffi=no)
900 AC_ARG_WITH(internal-prefix,
901 AS_HELP_STRING([--with-internal-prefix],
902 [Installation directory for internal files]),,
904 AC_SUBST(INTERNAL_PREFIX,[$withval])
906 dnl===-----------------------------------------------------------------------===
908 dnl=== SECTION 4: Check for programs we need and that they are the right version
910 dnl===-----------------------------------------------------------------------===
915 dnl Check for the tools that the makefiles require
918 AC_PATH_PROG(CMP, [cmp], [cmp])
919 AC_PATH_PROG(CP, [cp], [cp])
920 AC_PATH_PROG(DATE, [date], [date])
921 AC_PATH_PROG(FIND, [find], [find])
922 AC_PATH_PROG(GREP, [grep], [grep])
923 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
924 AC_PATH_PROG(MV, [mv], [mv])
926 AC_CHECK_TOOL(AR, ar, false)
927 AC_PATH_PROG(RM, [rm], [rm])
928 AC_PATH_PROG(SED, [sed], [sed])
929 AC_PATH_PROG(TAR, [tar], [gtar])
930 AC_PATH_PROG(BINPWD,[pwd], [pwd])
932 dnl Looking for misc. graph plotting software
933 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
934 if test "$GRAPHVIZ" != "echo Graphviz" ; then
935 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz 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 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
940 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
941 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
943 AC_PATH_PROG(DOT, [dot], [echo dot])
944 if test "$DOT" != "echo dot" ; then
945 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
946 dnl If we're targeting for mingw we should emit windows paths, not msys
947 if test "$llvm_cv_os_type" = "MingW" ; then
948 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
950 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
951 [Define to path to dot program if found or 'echo dot' otherwise])
953 AC_PATH_PROG(FDP, [fdp], [echo fdp])
954 if test "$FDP" != "echo fdp" ; then
955 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
956 dnl If we're targeting for mingw we should emit windows paths, not msys
957 if test "$llvm_cv_os_type" = "MingW" ; then
958 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
960 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
961 [Define to path to fdp program if found or 'echo fdp' otherwise])
963 AC_PATH_PROG(NEATO, [neato], [echo neato])
964 if test "$NEATO" != "echo neato" ; then
965 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
966 dnl If we're targeting for mingw we should emit windows paths, not msys
967 if test "$llvm_cv_os_type" = "MingW" ; then
968 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
970 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
971 [Define to path to neato program if found or 'echo neato' otherwise])
973 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
974 if test "$TWOPI" != "echo twopi" ; then
975 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
976 dnl If we're targeting for mingw we should emit windows paths, not msys
977 if test "$llvm_cv_os_type" = "MingW" ; then
978 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
980 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
981 [Define to path to twopi program if found or 'echo twopi' otherwise])
983 AC_PATH_PROG(CIRCO, [circo], [echo circo])
984 if test "$CIRCO" != "echo circo" ; then
985 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
986 dnl If we're targeting for mingw we should emit windows paths, not msys
987 if test "$llvm_cv_os_type" = "MingW" ; then
988 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
990 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
991 [Define to path to circo program if found or 'echo circo' otherwise])
993 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
994 if test "$GV" != "echo gv" ; then
995 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
996 dnl If we're targeting for mingw we should emit windows paths, not msys
997 if test "$llvm_cv_os_type" = "MingW" ; then
998 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1000 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
1001 [Define to path to gv program if found or 'echo gv' otherwise])
1003 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
1004 if test "$DOTTY" != "echo dotty" ; then
1005 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
1006 dnl If we're targeting for mingw we should emit windows paths, not msys
1007 if test "$llvm_cv_os_type" = "MingW" ; then
1008 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1010 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
1011 [Define to path to dotty program if found or 'echo dotty' otherwise])
1013 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
1014 if test "$XDOT_PY" != "echo xdot.py" ; then
1015 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
1016 dnl If we're targeting for mingw we should emit windows paths, not msys
1017 if test "$llvm_cv_os_type" = "MingW" ; then
1018 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1020 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
1021 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
1024 dnl Look for a sufficiently recent version of Perl.
1025 LLVM_PROG_PERL([5.006])
1027 if test x"$PERL" = xnone; then
1028 AC_SUBST(HAVE_PERL,0)
1029 AC_MSG_ERROR([perl is required but was not found, please install it])
1031 AC_SUBST(HAVE_PERL,1)
1034 dnl Find the install program
1036 dnl Prepend src dir to install path dir if it's a relative path
1037 dnl This is a hack for installs that take place in something other
1038 dnl than the top level.
1040 [[\\/$]]* | ?:[[\\/]]* ) ;;
1041 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1044 dnl Checks for documentation and testing tools that we can do without. If these
1045 dnl are not found then they are set to "true" which always succeeds but does
1046 dnl nothing. This just lets the build output show that we could have done
1047 dnl something if the tool was available.
1048 AC_PATH_PROG(BZIP2, [bzip2])
1049 AC_PATH_PROG(CAT, [cat])
1050 AC_PATH_PROG(DOXYGEN, [doxygen])
1051 AC_PATH_PROG(GROFF, [groff])
1052 AC_PATH_PROG(GZIPBIN, [gzip])
1053 AC_PATH_PROG(POD2HTML, [pod2html])
1054 AC_PATH_PROG(POD2MAN, [pod2man])
1055 AC_PATH_PROG(PDFROFF, [pdfroff])
1056 AC_PATH_PROG(RUNTEST, [runtest])
1058 AC_PATH_PROG(ZIP, [zip])
1059 AC_PATH_PROGS(OCAMLC, [ocamlc])
1060 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1061 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1062 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1063 AC_PATH_PROGS(GAS, [gas as])
1065 dnl Get the version of the linker in use.
1068 dnl Determine whether the linker supports the -R option.
1071 dnl Determine whether the linker supports the -export-dynamic option.
1072 AC_LINK_EXPORT_DYNAMIC
1074 dnl Determine whether the linker supports the --version-script option.
1075 AC_LINK_VERSION_SCRIPT
1077 dnl Check for libtool and the library that has dlopen function (which must come
1078 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1083 AC_MSG_CHECKING([tool compatibility])
1085 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1086 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1087 dnl to support those options.
1088 dnl "icc" emits gcc signatures
1089 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1101 if test "$GCC" != "yes" && test "$ICC" != "yes"
1103 AC_MSG_ERROR([gcc|icc required but not found])
1106 dnl Ensure that compilation tools are compatible with GCC extensions
1107 if test "$GXX" != "yes" && test "$IXX" != "yes"
1109 AC_MSG_ERROR([g++|clang++|icc required but not found])
1112 dnl Verify that GCC is version 3.0 or higher
1113 if test "$GCC" = "yes"
1115 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1116 #error Unsupported GCC version
1118 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1121 dnl Check for GNU Make. We use its extensions, so don't build without it
1122 if test -z "$llvm_cv_gnu_make_command"
1124 AC_MSG_ERROR([GNU Make required but not found])
1127 dnl Tool compatibility is okay if we make it here.
1130 dnl Check optional compiler flags.
1131 AC_MSG_CHECKING([optional compiler flags])
1132 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1133 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1134 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1136 dnl===-----------------------------------------------------------------------===
1138 dnl=== SECTION 5: Check for libraries
1140 dnl===-----------------------------------------------------------------------===
1143 if test "$llvm_cv_os_type" = "MingW" ; then
1144 AC_CHECK_LIB(imagehlp, main)
1145 AC_CHECK_LIB(psapi, main)
1148 dnl dlopen() is required for plugin support.
1149 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1150 [Define if dlopen() is available on this platform.]),
1151 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1153 dnl libffi is optional; used to call external functions from the interpreter
1154 if test "$llvm_cv_enable_libffi" = "yes" ; then
1155 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1156 [Define if libffi is available on this platform.]),
1157 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1160 dnl mallinfo is optional; the code can compile (minus features) without it
1161 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1162 [Define if mallinfo() is available on this platform.]))
1164 dnl pthread locking functions are optional - but llvm will not be thread-safe
1166 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1167 AC_CHECK_LIB(pthread, pthread_mutex_init)
1168 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1169 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1170 [Have pthread_mutex_lock]))
1171 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1172 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1173 [Have pthread_rwlock_init]))
1174 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1175 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1176 [Have pthread_getspecific]))
1179 dnl Allow extra x86-disassembler library
1181 AS_HELP_STRING([--with-udis86=<path>],
1182 [Use udis86 external x86 disassembler library]),
1184 AC_SUBST(USE_UDIS86, [1])
1187 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1189 AC_CHECK_LIB(udis86, ud_init, [], [
1190 echo "Error! You need to have libudis86 around."
1194 AC_SUBST(USE_UDIS86, [0]))
1195 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1196 [Define if use udis86 library])
1198 dnl Allow OProfile support for JIT output.
1199 AC_ARG_WITH(oprofile,
1200 AS_HELP_STRING([--with-oprofile=<prefix>],
1201 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1203 AC_SUBST(USE_OPROFILE, [1])
1205 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1207 AC_SUBST(USE_OPROFILE, [0]) ;;
1208 *) llvm_cv_oppath="${withval}/lib/oprofile"
1209 CPPFLAGS="-I${withval}/include";;
1211 if test -n "$llvm_cv_oppath" ; then
1212 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1213 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1214 dnl libbfd is not included properly in libopagent in some Debian
1215 dnl versions. If libbfd isn't found at all, we assume opagent works
1217 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1218 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1219 echo "Error! You need to have libopagent around."
1222 AC_CHECK_HEADER([opagent.h], [], [
1223 echo "Error! You need to have opagent.h around."
1229 AC_SUBST(USE_OPROFILE, [0])
1231 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1232 [Define if we have the oprofile JIT-support library])
1234 dnl===-----------------------------------------------------------------------===
1236 dnl=== SECTION 6: Check for header files
1238 dnl===-----------------------------------------------------------------------===
1240 dnl First, use autoconf provided macros for specific headers that we need
1241 dnl We don't check for ancient stuff or things that are guaranteed to be there
1242 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1243 dnl Generally we're looking for POSIX headers.
1245 AC_HEADER_MMAP_ANONYMOUS
1250 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1251 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1252 AC_CHECK_HEADERS([utime.h windows.h])
1253 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1254 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1255 AC_CHECK_HEADERS([valgrind/valgrind.h])
1256 AC_CHECK_HEADERS([fenv.h])
1257 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1258 AC_CHECK_HEADERS(pthread.h,
1259 AC_SUBST(HAVE_PTHREAD, 1),
1260 AC_SUBST(HAVE_PTHREAD, 0))
1262 AC_SUBST(HAVE_PTHREAD, 0)
1265 dnl Try to find ffi.h.
1266 if test "$llvm_cv_enable_libffi" = "yes" ; then
1267 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1270 dnl Try to find Darwin specific crash reporting libraries.
1271 AC_CHECK_HEADERS([CrashReporterClient.h])
1273 dnl Try to find Darwin specific crash reporting global.
1274 AC_MSG_CHECKING([__crashreporter_info__])
1277 [[extern const char *__crashreporter_info__;
1279 __crashreporter_info__ = "test";
1284 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
1286 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
1287 Define if __crashreporter_info__ exists.))
1289 dnl===-----------------------------------------------------------------------===
1291 dnl=== SECTION 7: Check for types and structures
1293 dnl===-----------------------------------------------------------------------===
1298 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1300 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1301 AC_CHECK_TYPES([uint64_t],,
1302 AC_CHECK_TYPES([u_int64_t],,
1303 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1305 dnl===-----------------------------------------------------------------------===
1307 dnl=== SECTION 8: Check for specific functions needed
1309 dnl===-----------------------------------------------------------------------===
1311 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1312 AC_CHECK_FUNCS([powf fmodf strtof round ])
1313 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1314 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1315 AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ])
1316 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1317 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1318 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1322 dnl Check the declaration "Secure API" on Windows environments.
1323 AC_CHECK_DECLS([strerror_s])
1325 dnl Check symbols in libgcc.a for JIT on Mingw.
1326 if test "$llvm_cv_os_type" = "MingW" ; then
1327 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1328 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1329 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1330 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1332 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1333 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1334 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1335 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1336 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1337 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1338 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1339 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1340 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1341 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1343 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1344 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1347 dnl Check Win32 API EnumerateLoadedModules.
1348 if test "$llvm_cv_os_type" = "MingW" ; then
1349 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1350 AC_COMPILE_IFELSE([[#include <windows.h>
1351 #include <imagehlp.h>
1352 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1353 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
1355 AC_MSG_RESULT([yes])
1356 llvm_cv_win32_elmcb_pcstr="PCSTR"
1360 llvm_cv_win32_elmcb_pcstr="PSTR"
1362 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1365 dnl Check for variations in the Standard C++ library and STL. These macros are
1366 dnl provided by LLVM in the autoconf/m4 directory.
1370 dnl Check for mmap support.We also need to know if /dev/zero is required to
1371 dnl be opened for allocating RWX memory.
1372 dnl Make sure we aren't attempting to configure for an unknown system
1373 if test "$llvm_cv_platform_type" = "Unix" ; then
1376 AC_NEED_DEV_ZERO_FOR_MMAP
1378 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1380 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1382 if test "$ac_cv_func_mmap_file" = "no"
1384 AC_MSG_WARN([mmap() of files required but not found])
1388 dnl atomic builtins are required for threading support.
1389 AC_MSG_CHECKING(for GCC atomic builtins)
1390 dnl Since we'll be using these atomic builtins in C++ files we should test
1391 dnl the C++ compiler.
1396 volatile unsigned long val = 1;
1397 __sync_synchronize();
1398 __sync_val_compare_and_swap(&val, 1, 0);
1399 __sync_add_and_fetch(&val, 1);
1400 __sync_sub_and_fetch(&val, 1);
1406 AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics),
1408 AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics)
1409 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1411 dnl===-----------------------------------------------------------------------===
1413 dnl=== SECTION 9: Additional checks, variables, etc.
1415 dnl===-----------------------------------------------------------------------===
1417 dnl Handle 32-bit linux systems running a 64-bit kernel.
1418 dnl This has to come after section 4 because it invokes the compiler.
1419 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1421 if test "$llvm_cv_linux_mixed" = "yes"; then
1422 llvm_cv_target_arch="x86"
1427 dnl Check whether __dso_handle is present
1428 AC_CHECK_FUNCS([__dso_handle])
1430 dnl Propagate the shared library extension that the libltdl checks did to
1431 dnl the Makefiles so we can use it there too
1432 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1434 dnl Propagate the run-time library path variable that the libltdl
1435 dnl checks found to the Makefiles so we can use it there too
1436 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1438 # Translate the various configuration directories and other basic
1439 # information into substitutions that will end up in Makefile.config.in
1440 # that these configured values can be used by the makefiles
1441 if test "${prefix}" = "NONE" ; then
1444 eval LLVM_PREFIX="${prefix}";
1445 eval LLVM_BINDIR="${prefix}/bin";
1446 eval LLVM_LIBDIR="${prefix}/lib";
1447 eval LLVM_DATADIR="${prefix}/share/llvm";
1448 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1449 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1450 eval LLVM_INCLUDEDIR="${prefix}/include";
1451 eval LLVM_INFODIR="${prefix}/info";
1452 eval LLVM_MANDIR="${prefix}/man";
1453 LLVM_CONFIGTIME=`date`
1454 AC_SUBST(LLVM_PREFIX)
1455 AC_SUBST(LLVM_BINDIR)
1456 AC_SUBST(LLVM_LIBDIR)
1457 AC_SUBST(LLVM_DATADIR)
1458 AC_SUBST(LLVM_DOCSDIR)
1459 AC_SUBST(LLVM_ETCDIR)
1460 AC_SUBST(LLVM_INCLUDEDIR)
1461 AC_SUBST(LLVM_INFODIR)
1462 AC_SUBST(LLVM_MANDIR)
1463 AC_SUBST(LLVM_CONFIGTIME)
1465 # Place the various directores into the config.h file as #defines so that we
1466 # can know about the installation paths within LLVM.
1467 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1468 [Installation prefix directory])
1469 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1470 [Installation directory for binary executables])
1471 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1472 [Installation directory for libraries])
1473 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1474 [Installation directory for data files])
1475 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1476 [Installation directory for documentation])
1477 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1478 [Installation directory for config files])
1479 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1480 [Installation directory for include files])
1481 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1482 [Installation directory for .info files])
1483 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1484 [Installation directory for man pages])
1485 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1486 [Time at which LLVM was configured])
1487 AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target",
1488 [Target triple LLVM will generate code for by default])
1490 # Determine which bindings to build.
1491 if test "$BINDINGS_TO_BUILD" = auto ; then
1492 BINDINGS_TO_BUILD=""
1493 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1494 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1497 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1499 # This isn't really configurey, but it avoids having to repeat the list in
1501 AC_SUBST(ALL_BINDINGS,ocaml)
1503 # Do any work necessary to ensure that bindings have what they need.
1504 binding_prereqs_failed=0
1505 for a_binding in $BINDINGS_TO_BUILD ; do
1506 case "$a_binding" in
1508 if test "x$OCAMLC" = x ; then
1509 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1510 binding_prereqs_failed=1
1512 if test "x$OCAMLDEP" = x ; then
1513 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1514 binding_prereqs_failed=1
1516 if test "x$OCAMLOPT" = x ; then
1517 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1518 dnl ocamlopt is optional!
1520 if test "x$with_ocaml_libdir" != xauto ; then
1521 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1523 ocaml_stdlib="`"$OCAMLC" -where`"
1524 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1526 # ocaml stdlib is beneath our prefix; use stdlib
1527 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1529 # ocaml stdlib is outside our prefix; use libdir/ocaml
1530 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1536 if test "$binding_prereqs_failed" = 1 ; then
1537 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1540 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1541 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1543 dnl Determine linker rpath flag
1544 if test "$llvm_cv_link_use_r" = "yes" ; then
1551 dnl Determine linker rdynamic flag
1552 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1553 RDYNAMIC="-Wl,-export-dynamic"
1559 dnl===-----------------------------------------------------------------------===
1561 dnl=== SECTION 10: Specify the output files and generate it
1563 dnl===-----------------------------------------------------------------------===
1565 dnl Configure header files
1566 dnl WARNING: dnl If you add or remove any of the following config headers, then
1567 dnl you MUST also update Makefile so that the variable FilesToConfig
1568 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1569 dnl files can be updated automatically when their *.in sources change.
1570 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1571 AH_TOP([#ifndef CONFIG_H
1575 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1576 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1577 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1578 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1579 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1581 dnl Configure the makefile's configuration data
1582 AC_CONFIG_FILES([Makefile.config])
1584 dnl Configure the RPM spec file for LLVM
1585 AC_CONFIG_FILES([llvm.spec])
1587 dnl Configure doxygen's configuration file
1588 AC_CONFIG_FILES([docs/doxygen.cfg])
1589 if test -f ${srcdir}/tools/clang/README.txt; then
1590 AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg])
1593 dnl OCaml findlib META file
1594 AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm])
1596 dnl Do special configuration of Makefiles
1597 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1598 AC_CONFIG_MAKEFILE(Makefile)
1599 AC_CONFIG_MAKEFILE(Makefile.common)
1600 AC_CONFIG_MAKEFILE(examples/Makefile)
1601 AC_CONFIG_MAKEFILE(lib/Makefile)
1602 AC_CONFIG_MAKEFILE(runtime/Makefile)
1603 AC_CONFIG_MAKEFILE(test/Makefile)
1604 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1605 AC_CONFIG_MAKEFILE(unittests/Makefile)
1606 AC_CONFIG_MAKEFILE(tools/Makefile)
1607 AC_CONFIG_MAKEFILE(utils/Makefile)
1608 AC_CONFIG_MAKEFILE(projects/Makefile)
1609 AC_CONFIG_MAKEFILE(bindings/Makefile)
1610 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1612 dnl Finally, crank out the output