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]],[[3.1svn]],[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="$withval" ;;
795 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
798 AC_ARG_WITH(clang-srcdir,
799 AS_HELP_STRING([--with-clang-srcdir],
800 [Directory to the out-of-tree Clang source]),,
803 -) clang_src_root="" ;;
804 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;;
805 *) clang_src_root="$ac_pwd/$withval" ;;
807 AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root])
809 AC_ARG_WITH(clang-resource-dir,
810 AS_HELP_STRING([--with-clang-resource-dir],
811 [Relative directory from the Clang binary for resource files]),,
813 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
814 [Relative directory for resource files])
816 AC_ARG_WITH(c-include-dirs,
817 AS_HELP_STRING([--with-c-include-dirs],
818 [Colon separated list of directories clang will search for headers]),,
820 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
821 [Directories clang will search for headers])
823 AC_ARG_WITH(cxx-include-root,
824 AS_HELP_STRING([--with-cxx-include-root],
825 [Directory with the libstdc++ headers.]),,
827 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
828 [Directory with the libstdc++ headers.])
830 AC_ARG_WITH(cxx-include-arch,
831 AS_HELP_STRING([--with-cxx-include-arch],
832 [Architecture of the libstdc++ headers.]),,
834 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
835 [Arch the libstdc++ headers.])
837 AC_ARG_WITH(cxx-include-32bit-dir,
838 AS_HELP_STRING([--with-cxx-include-32bit-dir],
839 [32 bit multilib dir.]),,
841 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
842 [32 bit multilib directory.])
844 AC_ARG_WITH(cxx-include-64bit-dir,
845 AS_HELP_STRING([--with-cxx-include-64bit-dir],
846 [64 bit multilib directory.]),,
848 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
849 [64 bit multilib directory.])
851 dnl Allow linking of LLVM with GPLv3 binutils code.
852 AC_ARG_WITH(binutils-include,
853 AS_HELP_STRING([--with-binutils-include],
854 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
857 default) WITH_BINUTILS_INCDIR=default ;;
858 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
859 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
861 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
862 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
863 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
864 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
865 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
869 dnl Specify the URL where bug reports should be submitted.
870 AC_ARG_WITH(bug-report-url,
871 AS_HELP_STRING([--with-bug-report-url],
872 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
873 withval="http://llvm.org/bugs/")
874 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
877 dnl --enable-libffi : check whether the user wants to turn off libffi:
878 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
879 --enable-libffi,[Check for the presence of libffi (default is NO)]),
880 [case "$enableval" in
881 yes) llvm_cv_enable_libffi="yes" ;;
882 no) llvm_cv_enable_libffi="no" ;;
883 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
885 llvm_cv_enable_libffi=no)
887 dnl===-----------------------------------------------------------------------===
889 dnl=== SECTION 4: Check for programs we need and that they are the right version
891 dnl===-----------------------------------------------------------------------===
896 dnl Check for the tools that the makefiles require
899 AC_PATH_PROG(CMP, [cmp], [cmp])
900 AC_PATH_PROG(CP, [cp], [cp])
901 AC_PATH_PROG(DATE, [date], [date])
902 AC_PATH_PROG(FIND, [find], [find])
903 AC_PATH_PROG(GREP, [grep], [grep])
904 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
905 AC_PATH_PROG(MV, [mv], [mv])
907 AC_CHECK_TOOL(AR, ar, false)
908 AC_PATH_PROG(RM, [rm], [rm])
909 AC_PATH_PROG(SED, [sed], [sed])
910 AC_PATH_PROG(TAR, [tar], [gtar])
911 AC_PATH_PROG(BINPWD,[pwd], [pwd])
913 dnl Looking for misc. graph plotting software
914 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
915 if test "$GRAPHVIZ" != "echo Graphviz" ; then
916 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
917 dnl If we're targeting for mingw we should emit windows paths, not msys
918 if test "$llvm_cv_os_type" = "MingW" ; then
919 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
921 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
922 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
924 AC_PATH_PROG(DOT, [dot], [echo dot])
925 if test "$DOT" != "echo dot" ; then
926 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
927 dnl If we're targeting for mingw we should emit windows paths, not msys
928 if test "$llvm_cv_os_type" = "MingW" ; then
929 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
931 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
932 [Define to path to dot program if found or 'echo dot' otherwise])
934 AC_PATH_PROG(FDP, [fdp], [echo fdp])
935 if test "$FDP" != "echo fdp" ; then
936 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
937 dnl If we're targeting for mingw we should emit windows paths, not msys
938 if test "$llvm_cv_os_type" = "MingW" ; then
939 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
941 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
942 [Define to path to fdp program if found or 'echo fdp' otherwise])
944 AC_PATH_PROG(NEATO, [neato], [echo neato])
945 if test "$NEATO" != "echo neato" ; then
946 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
947 dnl If we're targeting for mingw we should emit windows paths, not msys
948 if test "$llvm_cv_os_type" = "MingW" ; then
949 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
951 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
952 [Define to path to neato program if found or 'echo neato' otherwise])
954 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
955 if test "$TWOPI" != "echo twopi" ; then
956 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
957 dnl If we're targeting for mingw we should emit windows paths, not msys
958 if test "$llvm_cv_os_type" = "MingW" ; then
959 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
961 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
962 [Define to path to twopi program if found or 'echo twopi' otherwise])
964 AC_PATH_PROG(CIRCO, [circo], [echo circo])
965 if test "$CIRCO" != "echo circo" ; then
966 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
967 dnl If we're targeting for mingw we should emit windows paths, not msys
968 if test "$llvm_cv_os_type" = "MingW" ; then
969 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
971 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
972 [Define to path to circo program if found or 'echo circo' otherwise])
974 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
975 if test "$GV" != "echo gv" ; then
976 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
977 dnl If we're targeting for mingw we should emit windows paths, not msys
978 if test "$llvm_cv_os_type" = "MingW" ; then
979 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
981 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
982 [Define to path to gv program if found or 'echo gv' otherwise])
984 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
985 if test "$DOTTY" != "echo dotty" ; then
986 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
987 dnl If we're targeting for mingw we should emit windows paths, not msys
988 if test "$llvm_cv_os_type" = "MingW" ; then
989 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
991 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
992 [Define to path to dotty program if found or 'echo dotty' otherwise])
994 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
995 if test "$XDOT_PY" != "echo xdot.py" ; then
996 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
997 dnl If we're targeting for mingw we should emit windows paths, not msys
998 if test "$llvm_cv_os_type" = "MingW" ; then
999 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1001 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
1002 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
1005 dnl Look for a sufficiently recent version of Perl.
1006 LLVM_PROG_PERL([5.006])
1008 if test x"$PERL" = xnone; then
1009 AC_SUBST(HAVE_PERL,0)
1010 AC_MSG_ERROR([perl is required but was not found, please install it])
1012 AC_SUBST(HAVE_PERL,1)
1015 dnl Find the install program
1017 dnl Prepend src dir to install path dir if it's a relative path
1018 dnl This is a hack for installs that take place in something other
1019 dnl than the top level.
1021 [[\\/$]]* | ?:[[\\/]]* ) ;;
1022 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1025 dnl Checks for documentation and testing tools that we can do without. If these
1026 dnl are not found then they are set to "true" which always succeeds but does
1027 dnl nothing. This just lets the build output show that we could have done
1028 dnl something if the tool was available.
1029 AC_PATH_PROG(BZIP2, [bzip2])
1030 AC_PATH_PROG(CAT, [cat])
1031 AC_PATH_PROG(DOXYGEN, [doxygen])
1032 AC_PATH_PROG(GROFF, [groff])
1033 AC_PATH_PROG(GZIPBIN, [gzip])
1034 AC_PATH_PROG(POD2HTML, [pod2html])
1035 AC_PATH_PROG(POD2MAN, [pod2man])
1036 AC_PATH_PROG(PDFROFF, [pdfroff])
1037 AC_PATH_PROG(RUNTEST, [runtest])
1039 AC_PATH_PROG(ZIP, [zip])
1040 AC_PATH_PROGS(OCAMLC, [ocamlc])
1041 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1042 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1043 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1044 AC_PATH_PROGS(GAS, [gas as])
1046 dnl Get the version of the linker in use.
1049 dnl Determine whether the linker supports the -R option.
1052 dnl Determine whether the linker supports the -export-dynamic option.
1053 AC_LINK_EXPORT_DYNAMIC
1055 dnl Determine whether the linker supports the --version-script option.
1056 AC_LINK_VERSION_SCRIPT
1058 dnl Check for libtool and the library that has dlopen function (which must come
1059 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1064 AC_MSG_CHECKING([tool compatibility])
1066 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1067 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1068 dnl to support those options.
1069 dnl "icc" emits gcc signatures
1070 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1082 if test "$GCC" != "yes" && test "$ICC" != "yes"
1084 AC_MSG_ERROR([gcc|icc required but not found])
1087 dnl Ensure that compilation tools are compatible with GCC extensions
1088 if test "$GXX" != "yes" && test "$IXX" != "yes"
1090 AC_MSG_ERROR([g++|clang++|icc required but not found])
1093 dnl Verify that GCC is version 3.0 or higher
1094 if test "$GCC" = "yes"
1096 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1097 #error Unsupported GCC version
1099 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1102 dnl Check for GNU Make. We use its extensions, so don't build without it
1103 if test -z "$llvm_cv_gnu_make_command"
1105 AC_MSG_ERROR([GNU Make required but not found])
1108 dnl Tool compatibility is okay if we make it here.
1111 dnl Check optional compiler flags.
1112 AC_MSG_CHECKING([optional compiler flags])
1113 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1114 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1115 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1117 dnl===-----------------------------------------------------------------------===
1119 dnl=== SECTION 5: Check for libraries
1121 dnl===-----------------------------------------------------------------------===
1124 if test "$llvm_cv_os_type" = "MingW" ; then
1125 AC_CHECK_LIB(imagehlp, main)
1126 AC_CHECK_LIB(psapi, main)
1129 dnl dlopen() is required for plugin support.
1130 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1131 [Define if dlopen() is available on this platform.]),
1132 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1134 dnl libffi is optional; used to call external functions from the interpreter
1135 if test "$llvm_cv_enable_libffi" = "yes" ; then
1136 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1137 [Define if libffi is available on this platform.]),
1138 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1141 dnl mallinfo is optional; the code can compile (minus features) without it
1142 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1143 [Define if mallinfo() is available on this platform.]))
1145 dnl pthread locking functions are optional - but llvm will not be thread-safe
1147 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1148 AC_CHECK_LIB(pthread, pthread_mutex_init)
1149 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1150 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1151 [Have pthread_mutex_lock]))
1152 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1153 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1154 [Have pthread_rwlock_init]))
1155 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1156 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1157 [Have pthread_getspecific]))
1160 dnl Allow extra x86-disassembler library
1162 AS_HELP_STRING([--with-udis86=<path>],
1163 [Use udis86 external x86 disassembler library]),
1165 AC_SUBST(USE_UDIS86, [1])
1168 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1170 AC_CHECK_LIB(udis86, ud_init, [], [
1171 echo "Error! You need to have libudis86 around."
1175 AC_SUBST(USE_UDIS86, [0]))
1176 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1177 [Define if use udis86 library])
1179 dnl Allow OProfile support for JIT output.
1180 AC_ARG_WITH(oprofile,
1181 AS_HELP_STRING([--with-oprofile=<prefix>],
1182 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1184 AC_SUBST(USE_OPROFILE, [1])
1186 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1188 AC_SUBST(USE_OPROFILE, [0]) ;;
1189 *) llvm_cv_oppath="${withval}/lib/oprofile"
1190 CPPFLAGS="-I${withval}/include";;
1192 if test -n "$llvm_cv_oppath" ; then
1193 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1194 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1195 dnl libbfd is not included properly in libopagent in some Debian
1196 dnl versions. If libbfd isn't found at all, we assume opagent works
1198 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1199 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1200 echo "Error! You need to have libopagent around."
1203 AC_CHECK_HEADER([opagent.h], [], [
1204 echo "Error! You need to have opagent.h around."
1210 AC_SUBST(USE_OPROFILE, [0])
1212 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1213 [Define if we have the oprofile JIT-support library])
1215 dnl===-----------------------------------------------------------------------===
1217 dnl=== SECTION 6: Check for header files
1219 dnl===-----------------------------------------------------------------------===
1221 dnl First, use autoconf provided macros for specific headers that we need
1222 dnl We don't check for ancient stuff or things that are guaranteed to be there
1223 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1224 dnl Generally we're looking for POSIX headers.
1226 AC_HEADER_MMAP_ANONYMOUS
1231 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1232 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1233 AC_CHECK_HEADERS([utime.h windows.h])
1234 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1235 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1236 AC_CHECK_HEADERS([valgrind/valgrind.h])
1237 AC_CHECK_HEADERS([fenv.h])
1238 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1239 AC_CHECK_HEADERS(pthread.h,
1240 AC_SUBST(HAVE_PTHREAD, 1),
1241 AC_SUBST(HAVE_PTHREAD, 0))
1243 AC_SUBST(HAVE_PTHREAD, 0)
1246 dnl Try to find ffi.h.
1247 if test "$llvm_cv_enable_libffi" = "yes" ; then
1248 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1251 dnl Try to find Darwin specific crash reporting libraries.
1252 AC_CHECK_HEADERS([CrashReporterClient.h])
1254 dnl Try to find Darwin specific crash reporting global.
1255 AC_MSG_CHECKING([__crashreporter_info__])
1258 [[extern const char *__crashreporter_info__;
1260 __crashreporter_info__ = "test";
1265 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
1267 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
1268 Define if __crashreporter_info__ exists.))
1270 dnl===-----------------------------------------------------------------------===
1272 dnl=== SECTION 7: Check for types and structures
1274 dnl===-----------------------------------------------------------------------===
1279 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1281 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1282 AC_CHECK_TYPES([uint64_t],,
1283 AC_CHECK_TYPES([u_int64_t],,
1284 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1286 dnl===-----------------------------------------------------------------------===
1288 dnl=== SECTION 8: Check for specific functions needed
1290 dnl===-----------------------------------------------------------------------===
1292 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1293 AC_CHECK_FUNCS([powf fmodf strtof round ])
1294 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1295 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1296 AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ])
1297 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1298 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1299 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1303 dnl Check the declaration "Secure API" on Windows environments.
1304 AC_CHECK_DECLS([strerror_s])
1306 dnl Check symbols in libgcc.a for JIT on Mingw.
1307 if test "$llvm_cv_os_type" = "MingW" ; then
1308 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1309 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1310 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1311 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1313 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1314 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1315 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1316 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1317 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1318 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1319 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1320 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1321 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1322 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1324 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1325 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1328 dnl Check Win32 API EnumerateLoadedModules.
1329 if test "$llvm_cv_os_type" = "MingW" ; then
1330 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1331 AC_COMPILE_IFELSE([[#include <windows.h>
1332 #include <imagehlp.h>
1333 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1334 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
1336 AC_MSG_RESULT([yes])
1337 llvm_cv_win32_elmcb_pcstr="PCSTR"
1341 llvm_cv_win32_elmcb_pcstr="PSTR"
1343 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1346 dnl Check for variations in the Standard C++ library and STL. These macros are
1347 dnl provided by LLVM in the autoconf/m4 directory.
1351 dnl Check for mmap support.We also need to know if /dev/zero is required to
1352 dnl be opened for allocating RWX memory.
1353 dnl Make sure we aren't attempting to configure for an unknown system
1354 if test "$llvm_cv_platform_type" = "Unix" ; then
1357 AC_NEED_DEV_ZERO_FOR_MMAP
1359 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1361 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1363 if test "$ac_cv_func_mmap_file" = "no"
1365 AC_MSG_WARN([mmap() of files required but not found])
1369 dnl atomic builtins are required for threading support.
1370 AC_MSG_CHECKING(for GCC atomic builtins)
1371 dnl Since we'll be using these atomic builtins in C++ files we should test
1372 dnl the C++ compiler.
1377 volatile unsigned long val = 1;
1378 __sync_synchronize();
1379 __sync_val_compare_and_swap(&val, 1, 0);
1380 __sync_add_and_fetch(&val, 1);
1381 __sync_sub_and_fetch(&val, 1);
1387 AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics),
1389 AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics)
1390 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1392 dnl===-----------------------------------------------------------------------===
1394 dnl=== SECTION 9: Additional checks, variables, etc.
1396 dnl===-----------------------------------------------------------------------===
1398 dnl Handle 32-bit linux systems running a 64-bit kernel.
1399 dnl This has to come after section 4 because it invokes the compiler.
1400 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1402 if test "$llvm_cv_linux_mixed" = "yes"; then
1403 llvm_cv_target_arch="x86"
1408 dnl Check whether __dso_handle is present
1409 AC_CHECK_FUNCS([__dso_handle])
1411 dnl Propagate the shared library extension that the libltdl checks did to
1412 dnl the Makefiles so we can use it there too
1413 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1415 dnl Propagate the run-time library path variable that the libltdl
1416 dnl checks found to the Makefiles so we can use it there too
1417 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1419 # Translate the various configuration directories and other basic
1420 # information into substitutions that will end up in Makefile.config.in
1421 # that these configured values can be used by the makefiles
1422 if test "${prefix}" = "NONE" ; then
1425 eval LLVM_PREFIX="${prefix}";
1426 eval LLVM_BINDIR="${prefix}/bin";
1427 eval LLVM_LIBDIR="${prefix}/lib";
1428 eval LLVM_DATADIR="${prefix}/share/llvm";
1429 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1430 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1431 eval LLVM_INCLUDEDIR="${prefix}/include";
1432 eval LLVM_INFODIR="${prefix}/info";
1433 eval LLVM_MANDIR="${prefix}/man";
1434 LLVM_CONFIGTIME=`date`
1435 AC_SUBST(LLVM_PREFIX)
1436 AC_SUBST(LLVM_BINDIR)
1437 AC_SUBST(LLVM_LIBDIR)
1438 AC_SUBST(LLVM_DATADIR)
1439 AC_SUBST(LLVM_DOCSDIR)
1440 AC_SUBST(LLVM_ETCDIR)
1441 AC_SUBST(LLVM_INCLUDEDIR)
1442 AC_SUBST(LLVM_INFODIR)
1443 AC_SUBST(LLVM_MANDIR)
1444 AC_SUBST(LLVM_CONFIGTIME)
1446 # Place the various directores into the config.h file as #defines so that we
1447 # can know about the installation paths within LLVM.
1448 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1449 [Installation prefix directory])
1450 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1451 [Installation directory for binary executables])
1452 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1453 [Installation directory for libraries])
1454 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1455 [Installation directory for data files])
1456 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1457 [Installation directory for documentation])
1458 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1459 [Installation directory for config files])
1460 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1461 [Installation directory for include files])
1462 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1463 [Installation directory for .info files])
1464 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1465 [Installation directory for man pages])
1466 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1467 [Time at which LLVM was configured])
1468 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1469 [Host triple we were built on])
1471 # Determine which bindings to build.
1472 if test "$BINDINGS_TO_BUILD" = auto ; then
1473 BINDINGS_TO_BUILD=""
1474 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1475 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1478 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1480 # This isn't really configurey, but it avoids having to repeat the list in
1482 AC_SUBST(ALL_BINDINGS,ocaml)
1484 # Do any work necessary to ensure that bindings have what they need.
1485 binding_prereqs_failed=0
1486 for a_binding in $BINDINGS_TO_BUILD ; do
1487 case "$a_binding" in
1489 if test "x$OCAMLC" = x ; then
1490 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1491 binding_prereqs_failed=1
1493 if test "x$OCAMLDEP" = x ; then
1494 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1495 binding_prereqs_failed=1
1497 if test "x$OCAMLOPT" = x ; then
1498 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1499 dnl ocamlopt is optional!
1501 if test "x$with_ocaml_libdir" != xauto ; then
1502 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1504 ocaml_stdlib="`"$OCAMLC" -where`"
1505 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1507 # ocaml stdlib is beneath our prefix; use stdlib
1508 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1510 # ocaml stdlib is outside our prefix; use libdir/ocaml
1511 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1517 if test "$binding_prereqs_failed" = 1 ; then
1518 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1521 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1522 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1524 dnl Determine linker rpath flag
1525 if test "$llvm_cv_link_use_r" = "yes" ; then
1532 dnl Determine linker rdynamic flag
1533 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1534 RDYNAMIC="-Wl,-export-dynamic"
1540 dnl===-----------------------------------------------------------------------===
1542 dnl=== SECTION 10: Specify the output files and generate it
1544 dnl===-----------------------------------------------------------------------===
1546 dnl Configure header files
1547 dnl WARNING: dnl If you add or remove any of the following config headers, then
1548 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1549 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1550 dnl files can be updated automatically when their *.in sources change.
1551 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1552 AH_TOP([#ifndef CONFIG_H
1556 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1557 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1558 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1559 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1560 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1562 dnl Configure the makefile's configuration data
1563 AC_CONFIG_FILES([Makefile.config])
1565 dnl Configure the RPM spec file for LLVM
1566 AC_CONFIG_FILES([llvm.spec])
1568 dnl Configure doxygen's configuration file
1569 AC_CONFIG_FILES([docs/doxygen.cfg])
1570 if test -f ${srcdir}/tools/clang/README.txt; then
1571 AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg])
1574 dnl Do the first stage of configuration for llvm-config.in.
1575 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1577 dnl OCaml findlib META file
1578 AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm])
1580 dnl Do special configuration of Makefiles
1581 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1582 AC_CONFIG_MAKEFILE(Makefile)
1583 AC_CONFIG_MAKEFILE(Makefile.common)
1584 AC_CONFIG_MAKEFILE(examples/Makefile)
1585 AC_CONFIG_MAKEFILE(lib/Makefile)
1586 AC_CONFIG_MAKEFILE(runtime/Makefile)
1587 AC_CONFIG_MAKEFILE(test/Makefile)
1588 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1589 AC_CONFIG_MAKEFILE(unittests/Makefile)
1590 AC_CONFIG_MAKEFILE(tools/Makefile)
1591 AC_CONFIG_MAKEFILE(utils/Makefile)
1592 AC_CONFIG_MAKEFILE(projects/Makefile)
1593 AC_CONFIG_MAKEFILE(bindings/Makefile)
1594 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1596 dnl Finally, crank out the output