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) 2003-2011 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]) ;;
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 $llvm_cv_platform_type in
341 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
342 AC_SUBST(LLVM_ON_UNIX,[1])
343 AC_SUBST(LLVM_ON_WIN32,[0])
346 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
347 AC_SUBST(LLVM_ON_UNIX,[0])
348 AC_SUBST(LLVM_ON_WIN32,[1])
352 dnl Determine what our target architecture is and configure accordingly.
353 dnl This will allow Makefiles to make a distinction between the hardware and
355 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
357 i?86-*) llvm_cv_target_arch="x86" ;;
358 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
359 sparc*-*) llvm_cv_target_arch="Sparc" ;;
360 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
361 arm*-*) llvm_cv_target_arch="ARM" ;;
362 mips-*) llvm_cv_target_arch="Mips" ;;
363 xcore-*) llvm_cv_target_arch="XCore" ;;
364 msp430-*) llvm_cv_target_arch="MSP430" ;;
365 hexagon-*) llvm_cv_target_arch="Hexagon" ;;
366 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
367 ptx-*) llvm_cv_target_arch="PTX" ;;
368 *) llvm_cv_target_arch="Unknown" ;;
371 if test "$llvm_cv_target_arch" = "Unknown" ; then
372 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
375 # Determine the LLVM native architecture for the target
376 case "$llvm_cv_target_arch" in
377 x86) LLVM_NATIVE_ARCH="X86" ;;
378 x86_64) LLVM_NATIVE_ARCH="X86" ;;
379 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
382 dnl Define a substitution, ARCH, for the target architecture
383 AC_SUBST(ARCH,$llvm_cv_target_arch)
385 dnl Check for the endianness of the target
386 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
388 dnl Check for build platform executable suffix if we're crosscompiling
389 if test "$cross_compiling" = yes; then
390 AC_SUBST(LLVM_CROSS_COMPILING, [1])
392 ac_build_prefix=${build_alias}-
393 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
394 if test -z "$BUILD_CXX"; then
395 AC_CHECK_PROG(BUILD_CXX, g++, g++)
396 if test -z "$BUILD_CXX"; then
397 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
401 AC_SUBST(LLVM_CROSS_COMPILING, [0])
404 dnl Check to see if there's a .svn or .git directory indicating that this
405 dnl build is being done from a checkout. This sets up several defaults for
406 dnl the command line switches. When we build with a checkout directory,
407 dnl we get a debug with assertions turned on. Without, we assume a source
408 dnl release and we get an optimized build without assertions.
409 dnl See --enable-optimized and --enable-assertions below
410 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
413 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
419 dnl===-----------------------------------------------------------------------===
421 dnl=== SECTION 3: Command line arguments for the configure script.
423 dnl===-----------------------------------------------------------------------===
425 dnl --enable-libcpp : check whether or not to use libc++ on the command line
426 AC_ARG_ENABLE(libcpp,
427 AS_HELP_STRING([--enable-libcpp],
428 [Use libc++ if available (default is NO)]),,
431 yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;;
432 no) AC_SUBST(ENABLE_LIBCPP,[0]) ;;
433 default) AC_SUBST(ENABLE_LIBCPP,[0]);;
434 *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;;
437 dnl --enable-optimized : check whether they want to do an optimized build:
438 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
439 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
440 if test ${enableval} = "no" ; then
441 AC_SUBST(ENABLE_OPTIMIZED,[[]])
443 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
446 dnl --enable-profiling : check whether they want to do a profile build:
447 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
448 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
449 if test ${enableval} = "no" ; then
450 AC_SUBST(ENABLE_PROFILING,[[]])
452 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
455 dnl --enable-assertions : check whether they want to turn on assertions or not:
456 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
457 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
458 if test ${enableval} = "yes" ; then
459 AC_SUBST(DISABLE_ASSERTIONS,[[]])
461 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
464 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
465 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
466 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
467 if test ${enableval} = "yes" ; then
468 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
469 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
471 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
472 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
475 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
476 AC_ARG_ENABLE(debug-runtime,
477 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
478 if test ${enableval} = "no" ; then
479 AC_SUBST(DEBUG_RUNTIME,[[]])
481 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
484 dnl --enable-debug-symbols : should even optimized compiler libraries
485 dnl have debug symbols?
486 AC_ARG_ENABLE(debug-symbols,
487 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)
488 if test ${enableval} = "no" ; then
489 AC_SUBST(DEBUG_SYMBOLS,[[]])
491 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
494 dnl --enable-jit: check whether they want to enable the jit
496 AS_HELP_STRING(--enable-jit,
497 [Enable Just In Time Compiling (default is YES)]),,
499 if test ${enableval} = "no"
503 case "$llvm_cv_target_arch" in
504 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
505 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
506 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
507 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
508 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
509 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
510 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
511 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
512 Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;;
513 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
514 PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
515 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
519 dnl Allow enablement of building and installing docs
521 AS_HELP_STRING([--enable-docs],
522 [Build documents (default is YES)]),,
525 yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
526 no) AC_SUBST(ENABLE_DOCS,[0]) ;;
527 default) AC_SUBST(ENABLE_DOCS,[1]) ;;
528 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
531 dnl Allow enablement of doxygen generated documentation
532 AC_ARG_ENABLE(doxygen,
533 AS_HELP_STRING([--enable-doxygen],
534 [Build doxygen documentation (default is NO)]),,
537 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
538 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
539 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
540 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
543 dnl Allow disablement of threads
544 AC_ARG_ENABLE(threads,
545 AS_HELP_STRING([--enable-threads],
546 [Use threads if available (default is YES)]),,
549 yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
550 no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;;
551 default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;;
552 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
554 AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS,
555 [Define if threads enabled])
557 dnl Allow disablement of pthread.h
558 AC_ARG_ENABLE(pthreads,
559 AS_HELP_STRING([--enable-pthreads],
560 [Use pthreads if available (default is YES)]),,
563 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
564 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
565 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
566 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
569 dnl Allow building without position independent code
571 AS_HELP_STRING([--enable-pic],
572 [Build LLVM with Position Independent Code (default is YES)]),,
575 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
576 no) AC_SUBST(ENABLE_PIC,[0]) ;;
577 default) AC_SUBST(ENABLE_PIC,[1]) ;;
578 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
580 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
581 [Define if position independent code is enabled])
583 dnl Allow building a shared library and linking tools against it.
584 AC_ARG_ENABLE(shared,
585 AS_HELP_STRING([--enable-shared],
586 [Build a shared library and link tools against it (default is NO)]),,
589 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
590 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
591 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
592 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
595 dnl Allow libstdc++ is embedded in LLVM.dll.
596 AC_ARG_ENABLE(embed-stdcxx,
597 AS_HELP_STRING([--enable-embed-stdcxx],
598 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),,
601 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
602 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
603 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
604 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
607 dnl Enable embedding timestamp information into build.
608 AC_ARG_ENABLE(timestamps,
609 AS_HELP_STRING([--enable-timestamps],
610 [Enable embedding timestamp information in build (default is YES)]),,
613 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
614 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
615 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
616 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
618 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
619 [Define if timestamp information (e.g., __DATE___) is allowed])
621 dnl Allow specific targets to be specified for building (or not)
623 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
624 [Build specific host targets: all or target1,target2,... Valid targets are:
625 host, x86, x86_64, sparc, powerpc, arm, mips, spu, hexagon,
626 xcore, msp430, ptx, cbe, and cpp (default=all)]),,
628 if test "$enableval" = host-only ; then
632 all) TARGETS_TO_BUILD="X86 Sparc PowerPC ARM Mips CellSPU XCore MSP430 CBackend CppBackend MBlaze PTX Hexagon" ;;
633 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
635 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
636 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
637 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
638 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
639 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
640 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
641 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
642 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
643 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
644 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
645 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
646 hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
647 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
648 ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
649 host) case "$llvm_cv_target_arch" in
650 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
651 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
652 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
653 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
654 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
655 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
656 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
657 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
658 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
659 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
660 Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;;
661 PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
662 *) AC_MSG_ERROR([Can not set target to build]) ;;
664 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
669 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
671 # Determine whether we are building LLVM support for the native architecture.
672 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
673 for a_target in $TARGETS_TO_BUILD; do
674 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
675 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
676 [LLVM architecture name for the native architecture, if available])
677 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
678 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
679 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
680 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
681 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
682 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
684 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
685 [LLVM name for the native Target init function, if available])
686 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
687 [LLVM name for the native TargetInfo init function, if available])
688 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
689 [LLVM name for the native target MC init function, if available])
690 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
691 [LLVM name for the native AsmPrinter init function, if available])
692 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
693 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER,
694 [LLVM name for the native AsmParser init function, if available])
699 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
700 # target feature def files.
702 LLVM_ENUM_ASM_PRINTERS=""
703 LLVM_ENUM_ASM_PARSERS=""
704 LLVM_ENUM_DISASSEMBLERS=""
705 for target_to_build in $TARGETS_TO_BUILD; do
706 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
707 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
708 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
710 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
711 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
713 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
714 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
717 AC_SUBST(LLVM_ENUM_TARGETS)
718 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
719 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
720 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
722 dnl Prevent the CBackend from using printf("%a") for floating point so older
723 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
724 dnl can still compile the CBE's output
725 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
726 [Enable C Backend output with hex floating point via %a (default is YES)]),,
729 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
730 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
731 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
732 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
734 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
735 [Define if CBE is enabled for printf %a output])
737 dnl Override the option to use for optimized builds.
738 AC_ARG_WITH(optimize-option,
739 AS_HELP_STRING([--with-optimize-option],
740 [Select the compiler options to use for optimized builds]),,
742 AC_MSG_CHECKING([optimization flags])
745 case "$llvm_cv_os_type" in
746 FreeBSD) optimize_option=-O2 ;;
747 MingW) optimize_option=-O2 ;;
748 *) optimize_option=-O3 ;;
750 *) optimize_option="$withval" ;;
752 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
753 AC_MSG_RESULT([$optimize_option])
755 dnl Specify extra build options
756 AC_ARG_WITH(extra-options,
757 AS_HELP_STRING([--with-extra-options],
758 [Specify additional options to compile LLVM with]),,
761 default) EXTRA_OPTIONS= ;;
762 *) EXTRA_OPTIONS=$withval ;;
764 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
766 dnl Specify extra linker build options
767 AC_ARG_WITH(extra-ld-options,
768 AS_HELP_STRING([--with-extra-ld-options],
769 [Specify additional options to link LLVM with]),,
772 default) EXTRA_LD_OPTIONS= ;;
773 *) EXTRA_LD_OPTIONS=$withval ;;
775 AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
777 dnl Allow specific bindings to be specified for building (or not)
778 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
779 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
783 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
784 all ) BINDINGS_TO_BUILD="ocaml" ;;
785 none | no) BINDINGS_TO_BUILD="" ;;
786 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
788 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
789 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
795 dnl Allow the ocaml libdir to be overridden. This could go in a configure
796 dnl script for bindings/ocaml/configure, except that its auto value depends on
797 dnl OCAMLC, which is found here to support tests.
798 AC_ARG_WITH([ocaml-libdir],
799 [AS_HELP_STRING([--with-ocaml-libdir],
800 [Specify install location for ocaml bindings (default is stdlib)])],
804 auto) with_ocaml_libdir="$withval" ;;
805 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
806 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
809 AC_ARG_WITH(clang-srcdir,
810 AS_HELP_STRING([--with-clang-srcdir],
811 [Directory to the out-of-tree Clang source]),,
814 -) clang_src_root="" ;;
815 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;;
816 *) clang_src_root="$ac_pwd/$withval" ;;
818 AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root])
820 AC_ARG_WITH(clang-resource-dir,
821 AS_HELP_STRING([--with-clang-resource-dir],
822 [Relative directory from the Clang binary for resource files]),,
824 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
825 [Relative directory for resource files])
827 AC_ARG_WITH(c-include-dirs,
828 AS_HELP_STRING([--with-c-include-dirs],
829 [Colon separated list of directories clang will search for headers]),,
831 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
832 [Directories clang will search for headers])
834 AC_ARG_WITH(cxx-include-root,
835 AS_HELP_STRING([--with-cxx-include-root],
836 [Directory with the libstdc++ headers.]),,
838 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
839 [Directory with the libstdc++ headers.])
841 AC_ARG_WITH(cxx-include-arch,
842 AS_HELP_STRING([--with-cxx-include-arch],
843 [Architecture of the libstdc++ headers.]),,
845 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
846 [Arch the libstdc++ headers.])
848 AC_ARG_WITH(cxx-include-32bit-dir,
849 AS_HELP_STRING([--with-cxx-include-32bit-dir],
850 [32 bit multilib dir.]),,
852 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
853 [32 bit multilib directory.])
855 AC_ARG_WITH(cxx-include-64bit-dir,
856 AS_HELP_STRING([--with-cxx-include-64bit-dir],
857 [64 bit multilib directory.]),,
859 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
860 [64 bit multilib directory.])
862 dnl Allow linking of LLVM with GPLv3 binutils code.
863 AC_ARG_WITH(binutils-include,
864 AS_HELP_STRING([--with-binutils-include],
865 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
868 default) WITH_BINUTILS_INCDIR=default ;;
869 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
870 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
872 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
873 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
874 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
875 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
876 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
880 dnl Specify the URL where bug reports should be submitted.
881 AC_ARG_WITH(bug-report-url,
882 AS_HELP_STRING([--with-bug-report-url],
883 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
884 withval="http://llvm.org/bugs/")
885 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
888 dnl --enable-libffi : check whether the user wants to turn off libffi:
889 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
890 --enable-libffi,[Check for the presence of libffi (default is NO)]),
891 [case "$enableval" in
892 yes) llvm_cv_enable_libffi="yes" ;;
893 no) llvm_cv_enable_libffi="no" ;;
894 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
896 llvm_cv_enable_libffi=no)
898 AC_ARG_WITH(internal-prefix,
899 AS_HELP_STRING([--with-internal-prefix],
900 [Installation directory for internal files]),,
902 AC_SUBST(INTERNAL_PREFIX,[$withval])
904 dnl===-----------------------------------------------------------------------===
906 dnl=== SECTION 4: Check for programs we need and that they are the right version
908 dnl===-----------------------------------------------------------------------===
913 dnl Check for the tools that the makefiles require
916 AC_PATH_PROG(CMP, [cmp], [cmp])
917 AC_PATH_PROG(CP, [cp], [cp])
918 AC_PATH_PROG(DATE, [date], [date])
919 AC_PATH_PROG(FIND, [find], [find])
920 AC_PATH_PROG(GREP, [grep], [grep])
921 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
922 AC_PATH_PROG(MV, [mv], [mv])
924 AC_CHECK_TOOL(AR, ar, false)
925 AC_PATH_PROG(RM, [rm], [rm])
926 AC_PATH_PROG(SED, [sed], [sed])
927 AC_PATH_PROG(TAR, [tar], [gtar])
928 AC_PATH_PROG(BINPWD,[pwd], [pwd])
930 dnl Looking for misc. graph plotting software
931 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
932 if test "$GRAPHVIZ" != "echo Graphviz" ; then
933 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
934 dnl If we're targeting for mingw we should emit windows paths, not msys
935 if test "$llvm_cv_os_type" = "MingW" ; then
936 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
938 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
939 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
941 AC_PATH_PROG(DOT, [dot], [echo dot])
942 if test "$DOT" != "echo dot" ; then
943 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
944 dnl If we're targeting for mingw we should emit windows paths, not msys
945 if test "$llvm_cv_os_type" = "MingW" ; then
946 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
948 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
949 [Define to path to dot program if found or 'echo dot' otherwise])
951 AC_PATH_PROG(FDP, [fdp], [echo fdp])
952 if test "$FDP" != "echo fdp" ; then
953 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
954 dnl If we're targeting for mingw we should emit windows paths, not msys
955 if test "$llvm_cv_os_type" = "MingW" ; then
956 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
958 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
959 [Define to path to fdp program if found or 'echo fdp' otherwise])
961 AC_PATH_PROG(NEATO, [neato], [echo neato])
962 if test "$NEATO" != "echo neato" ; then
963 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
964 dnl If we're targeting for mingw we should emit windows paths, not msys
965 if test "$llvm_cv_os_type" = "MingW" ; then
966 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
968 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
969 [Define to path to neato program if found or 'echo neato' otherwise])
971 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
972 if test "$TWOPI" != "echo twopi" ; then
973 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
974 dnl If we're targeting for mingw we should emit windows paths, not msys
975 if test "$llvm_cv_os_type" = "MingW" ; then
976 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
978 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
979 [Define to path to twopi program if found or 'echo twopi' otherwise])
981 AC_PATH_PROG(CIRCO, [circo], [echo circo])
982 if test "$CIRCO" != "echo circo" ; then
983 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
984 dnl If we're targeting for mingw we should emit windows paths, not msys
985 if test "$llvm_cv_os_type" = "MingW" ; then
986 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
988 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
989 [Define to path to circo program if found or 'echo circo' otherwise])
991 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
992 if test "$GV" != "echo gv" ; then
993 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
994 dnl If we're targeting for mingw we should emit windows paths, not msys
995 if test "$llvm_cv_os_type" = "MingW" ; then
996 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
998 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
999 [Define to path to gv program if found or 'echo gv' otherwise])
1001 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
1002 if test "$DOTTY" != "echo dotty" ; then
1003 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
1004 dnl If we're targeting for mingw we should emit windows paths, not msys
1005 if test "$llvm_cv_os_type" = "MingW" ; then
1006 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1008 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
1009 [Define to path to dotty program if found or 'echo dotty' otherwise])
1011 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
1012 if test "$XDOT_PY" != "echo xdot.py" ; then
1013 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
1014 dnl If we're targeting for mingw we should emit windows paths, not msys
1015 if test "$llvm_cv_os_type" = "MingW" ; then
1016 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
1018 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
1019 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
1022 dnl Look for a sufficiently recent version of Perl.
1023 LLVM_PROG_PERL([5.006])
1025 if test x"$PERL" = xnone; then
1026 AC_SUBST(HAVE_PERL,0)
1027 AC_MSG_ERROR([perl is required but was not found, please install it])
1029 AC_SUBST(HAVE_PERL,1)
1032 dnl Find the install program
1034 dnl Prepend src dir to install path dir if it's a relative path
1035 dnl This is a hack for installs that take place in something other
1036 dnl than the top level.
1038 [[\\/$]]* | ?:[[\\/]]* ) ;;
1039 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1042 dnl Checks for documentation and testing tools that we can do without. If these
1043 dnl are not found then they are set to "true" which always succeeds but does
1044 dnl nothing. This just lets the build output show that we could have done
1045 dnl something if the tool was available.
1046 AC_PATH_PROG(BZIP2, [bzip2])
1047 AC_PATH_PROG(CAT, [cat])
1048 AC_PATH_PROG(DOXYGEN, [doxygen])
1049 AC_PATH_PROG(GROFF, [groff])
1050 AC_PATH_PROG(GZIPBIN, [gzip])
1051 AC_PATH_PROG(POD2HTML, [pod2html])
1052 AC_PATH_PROG(POD2MAN, [pod2man])
1053 AC_PATH_PROG(PDFROFF, [pdfroff])
1054 AC_PATH_PROG(RUNTEST, [runtest])
1056 AC_PATH_PROG(ZIP, [zip])
1057 AC_PATH_PROGS(OCAMLC, [ocamlc])
1058 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1059 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1060 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1061 AC_PATH_PROGS(GAS, [gas as])
1063 dnl Get the version of the linker in use.
1066 dnl Determine whether the linker supports the -R option.
1069 dnl Determine whether the linker supports the -export-dynamic option.
1070 AC_LINK_EXPORT_DYNAMIC
1072 dnl Determine whether the linker supports the --version-script option.
1073 AC_LINK_VERSION_SCRIPT
1075 dnl Check for libtool and the library that has dlopen function (which must come
1076 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1081 AC_MSG_CHECKING([tool compatibility])
1083 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1084 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1085 dnl to support those options.
1086 dnl "icc" emits gcc signatures
1087 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1099 if test "$GCC" != "yes" && test "$ICC" != "yes"
1101 AC_MSG_ERROR([gcc|icc required but not found])
1104 dnl Ensure that compilation tools are compatible with GCC extensions
1105 if test "$GXX" != "yes" && test "$IXX" != "yes"
1107 AC_MSG_ERROR([g++|clang++|icc required but not found])
1110 dnl Verify that GCC is version 3.0 or higher
1111 if test "$GCC" = "yes"
1113 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1114 #error Unsupported GCC version
1116 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1119 dnl Check for GNU Make. We use its extensions, so don't build without it
1120 if test -z "$llvm_cv_gnu_make_command"
1122 AC_MSG_ERROR([GNU Make required but not found])
1125 dnl Tool compatibility is okay if we make it here.
1128 dnl Check optional compiler flags.
1129 AC_MSG_CHECKING([optional compiler flags])
1130 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1131 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1132 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1134 dnl===-----------------------------------------------------------------------===
1136 dnl=== SECTION 5: Check for libraries
1138 dnl===-----------------------------------------------------------------------===
1141 if test "$llvm_cv_os_type" = "MingW" ; then
1142 AC_CHECK_LIB(imagehlp, main)
1143 AC_CHECK_LIB(psapi, main)
1146 dnl dlopen() is required for plugin support.
1147 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1148 [Define if dlopen() is available on this platform.]),
1149 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1151 dnl libffi is optional; used to call external functions from the interpreter
1152 if test "$llvm_cv_enable_libffi" = "yes" ; then
1153 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1154 [Define if libffi is available on this platform.]),
1155 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1158 dnl mallinfo is optional; the code can compile (minus features) without it
1159 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1160 [Define if mallinfo() is available on this platform.]))
1162 dnl pthread locking functions are optional - but llvm will not be thread-safe
1164 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1165 AC_CHECK_LIB(pthread, pthread_mutex_init)
1166 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1167 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1168 [Have pthread_mutex_lock]))
1169 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1170 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1171 [Have pthread_rwlock_init]))
1172 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1173 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1174 [Have pthread_getspecific]))
1177 dnl Allow extra x86-disassembler library
1179 AS_HELP_STRING([--with-udis86=<path>],
1180 [Use udis86 external x86 disassembler library]),
1182 AC_SUBST(USE_UDIS86, [1])
1185 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1187 AC_CHECK_LIB(udis86, ud_init, [], [
1188 echo "Error! You need to have libudis86 around."
1192 AC_SUBST(USE_UDIS86, [0]))
1193 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1194 [Define if use udis86 library])
1196 dnl Allow OProfile support for JIT output.
1197 AC_ARG_WITH(oprofile,
1198 AS_HELP_STRING([--with-oprofile=<prefix>],
1199 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1201 AC_SUBST(USE_OPROFILE, [1])
1203 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1205 AC_SUBST(USE_OPROFILE, [0]) ;;
1206 *) llvm_cv_oppath="${withval}/lib/oprofile"
1207 CPPFLAGS="-I${withval}/include";;
1209 if test -n "$llvm_cv_oppath" ; then
1210 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1211 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1212 dnl libbfd is not included properly in libopagent in some Debian
1213 dnl versions. If libbfd isn't found at all, we assume opagent works
1215 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1216 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1217 echo "Error! You need to have libopagent around."
1220 AC_CHECK_HEADER([opagent.h], [], [
1221 echo "Error! You need to have opagent.h around."
1227 AC_SUBST(USE_OPROFILE, [0])
1229 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1230 [Define if we have the oprofile JIT-support library])
1232 dnl===-----------------------------------------------------------------------===
1234 dnl=== SECTION 6: Check for header files
1236 dnl===-----------------------------------------------------------------------===
1238 dnl First, use autoconf provided macros for specific headers that we need
1239 dnl We don't check for ancient stuff or things that are guaranteed to be there
1240 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1241 dnl Generally we're looking for POSIX headers.
1243 AC_HEADER_MMAP_ANONYMOUS
1248 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1249 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1250 AC_CHECK_HEADERS([utime.h windows.h])
1251 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1252 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1253 AC_CHECK_HEADERS([valgrind/valgrind.h])
1254 AC_CHECK_HEADERS([fenv.h])
1255 if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1256 AC_CHECK_HEADERS(pthread.h,
1257 AC_SUBST(HAVE_PTHREAD, 1),
1258 AC_SUBST(HAVE_PTHREAD, 0))
1260 AC_SUBST(HAVE_PTHREAD, 0)
1263 dnl Try to find ffi.h.
1264 if test "$llvm_cv_enable_libffi" = "yes" ; then
1265 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1268 dnl Try to find Darwin specific crash reporting libraries.
1269 AC_CHECK_HEADERS([CrashReporterClient.h])
1271 dnl Try to find Darwin specific crash reporting global.
1272 AC_MSG_CHECKING([__crashreporter_info__])
1275 [[extern const char *__crashreporter_info__;
1277 __crashreporter_info__ = "test";
1282 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
1284 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
1285 Define if __crashreporter_info__ exists.))
1287 dnl===-----------------------------------------------------------------------===
1289 dnl=== SECTION 7: Check for types and structures
1291 dnl===-----------------------------------------------------------------------===
1296 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1298 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1299 AC_CHECK_TYPES([uint64_t],,
1300 AC_CHECK_TYPES([u_int64_t],,
1301 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1303 dnl===-----------------------------------------------------------------------===
1305 dnl=== SECTION 8: Check for specific functions needed
1307 dnl===-----------------------------------------------------------------------===
1309 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1310 AC_CHECK_FUNCS([powf fmodf strtof round ])
1311 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1312 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1313 AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ])
1314 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1315 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1316 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1320 dnl Check the declaration "Secure API" on Windows environments.
1321 AC_CHECK_DECLS([strerror_s])
1323 dnl Check symbols in libgcc.a for JIT on Mingw.
1324 if test "$llvm_cv_os_type" = "MingW" ; then
1325 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1326 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1327 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1328 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1330 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1331 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1332 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1333 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1334 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1335 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1336 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1337 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1338 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1339 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1341 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1342 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1345 dnl Check Win32 API EnumerateLoadedModules.
1346 if test "$llvm_cv_os_type" = "MingW" ; then
1347 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1348 AC_COMPILE_IFELSE([[#include <windows.h>
1349 #include <imagehlp.h>
1350 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1351 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
1353 AC_MSG_RESULT([yes])
1354 llvm_cv_win32_elmcb_pcstr="PCSTR"
1358 llvm_cv_win32_elmcb_pcstr="PSTR"
1360 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1363 dnl Check for variations in the Standard C++ library and STL. These macros are
1364 dnl provided by LLVM in the autoconf/m4 directory.
1368 dnl Check for mmap support.We also need to know if /dev/zero is required to
1369 dnl be opened for allocating RWX memory.
1370 dnl Make sure we aren't attempting to configure for an unknown system
1371 if test "$llvm_cv_platform_type" = "Unix" ; then
1374 AC_NEED_DEV_ZERO_FOR_MMAP
1376 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1378 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1380 if test "$ac_cv_func_mmap_file" = "no"
1382 AC_MSG_WARN([mmap() of files required but not found])
1386 dnl atomic builtins are required for threading support.
1387 AC_MSG_CHECKING(for GCC atomic builtins)
1388 dnl Since we'll be using these atomic builtins in C++ files we should test
1389 dnl the C++ compiler.
1394 volatile unsigned long val = 1;
1395 __sync_synchronize();
1396 __sync_val_compare_and_swap(&val, 1, 0);
1397 __sync_add_and_fetch(&val, 1);
1398 __sync_sub_and_fetch(&val, 1);
1404 AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics),
1406 AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics)
1407 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1409 dnl===-----------------------------------------------------------------------===
1411 dnl=== SECTION 9: Additional checks, variables, etc.
1413 dnl===-----------------------------------------------------------------------===
1415 dnl Handle 32-bit linux systems running a 64-bit kernel.
1416 dnl This has to come after section 4 because it invokes the compiler.
1417 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1419 if test "$llvm_cv_linux_mixed" = "yes"; then
1420 llvm_cv_target_arch="x86"
1425 dnl Check whether __dso_handle is present
1426 AC_CHECK_FUNCS([__dso_handle])
1428 dnl Propagate the shared library extension that the libltdl checks did to
1429 dnl the Makefiles so we can use it there too
1430 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1432 dnl Propagate the run-time library path variable that the libltdl
1433 dnl checks found to the Makefiles so we can use it there too
1434 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1436 # Translate the various configuration directories and other basic
1437 # information into substitutions that will end up in Makefile.config.in
1438 # that these configured values can be used by the makefiles
1439 if test "${prefix}" = "NONE" ; then
1442 eval LLVM_PREFIX="${prefix}";
1443 eval LLVM_BINDIR="${prefix}/bin";
1444 eval LLVM_LIBDIR="${prefix}/lib";
1445 eval LLVM_DATADIR="${prefix}/share/llvm";
1446 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1447 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1448 eval LLVM_INCLUDEDIR="${prefix}/include";
1449 eval LLVM_INFODIR="${prefix}/info";
1450 eval LLVM_MANDIR="${prefix}/man";
1451 LLVM_CONFIGTIME=`date`
1452 AC_SUBST(LLVM_PREFIX)
1453 AC_SUBST(LLVM_BINDIR)
1454 AC_SUBST(LLVM_LIBDIR)
1455 AC_SUBST(LLVM_DATADIR)
1456 AC_SUBST(LLVM_DOCSDIR)
1457 AC_SUBST(LLVM_ETCDIR)
1458 AC_SUBST(LLVM_INCLUDEDIR)
1459 AC_SUBST(LLVM_INFODIR)
1460 AC_SUBST(LLVM_MANDIR)
1461 AC_SUBST(LLVM_CONFIGTIME)
1463 # Place the various directores into the config.h file as #defines so that we
1464 # can know about the installation paths within LLVM.
1465 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1466 [Installation prefix directory])
1467 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1468 [Installation directory for binary executables])
1469 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1470 [Installation directory for libraries])
1471 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1472 [Installation directory for data files])
1473 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1474 [Installation directory for documentation])
1475 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1476 [Installation directory for config files])
1477 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1478 [Installation directory for include files])
1479 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1480 [Installation directory for .info files])
1481 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1482 [Installation directory for man pages])
1483 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1484 [Time at which LLVM was configured])
1485 AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target",
1486 [Target triple LLVM will generate code for by default])
1488 # Determine which bindings to build.
1489 if test "$BINDINGS_TO_BUILD" = auto ; then
1490 BINDINGS_TO_BUILD=""
1491 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1492 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1495 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1497 # This isn't really configurey, but it avoids having to repeat the list in
1499 AC_SUBST(ALL_BINDINGS,ocaml)
1501 # Do any work necessary to ensure that bindings have what they need.
1502 binding_prereqs_failed=0
1503 for a_binding in $BINDINGS_TO_BUILD ; do
1504 case "$a_binding" in
1506 if test "x$OCAMLC" = x ; then
1507 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1508 binding_prereqs_failed=1
1510 if test "x$OCAMLDEP" = x ; then
1511 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1512 binding_prereqs_failed=1
1514 if test "x$OCAMLOPT" = x ; then
1515 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1516 dnl ocamlopt is optional!
1518 if test "x$with_ocaml_libdir" != xauto ; then
1519 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1521 ocaml_stdlib="`"$OCAMLC" -where`"
1522 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1524 # ocaml stdlib is beneath our prefix; use stdlib
1525 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1527 # ocaml stdlib is outside our prefix; use libdir/ocaml
1528 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1534 if test "$binding_prereqs_failed" = 1 ; then
1535 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1538 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1539 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1541 dnl Determine linker rpath flag
1542 if test "$llvm_cv_link_use_r" = "yes" ; then
1549 dnl Determine linker rdynamic flag
1550 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1551 RDYNAMIC="-Wl,-export-dynamic"
1557 dnl===-----------------------------------------------------------------------===
1559 dnl=== SECTION 10: Specify the output files and generate it
1561 dnl===-----------------------------------------------------------------------===
1563 dnl Configure header files
1564 dnl WARNING: dnl If you add or remove any of the following config headers, then
1565 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1566 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1567 dnl files can be updated automatically when their *.in sources change.
1568 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1569 AH_TOP([#ifndef CONFIG_H
1573 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1574 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1575 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1576 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1577 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1579 dnl Configure the makefile's configuration data
1580 AC_CONFIG_FILES([Makefile.config])
1582 dnl Configure the RPM spec file for LLVM
1583 AC_CONFIG_FILES([llvm.spec])
1585 dnl Configure doxygen's configuration file
1586 AC_CONFIG_FILES([docs/doxygen.cfg])
1587 if test -f ${srcdir}/tools/clang/README.txt; then
1588 AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg])
1591 dnl OCaml findlib META file
1592 AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm])
1594 dnl Do special configuration of Makefiles
1595 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1596 AC_CONFIG_MAKEFILE(Makefile)
1597 AC_CONFIG_MAKEFILE(Makefile.common)
1598 AC_CONFIG_MAKEFILE(examples/Makefile)
1599 AC_CONFIG_MAKEFILE(lib/Makefile)
1600 AC_CONFIG_MAKEFILE(runtime/Makefile)
1601 AC_CONFIG_MAKEFILE(test/Makefile)
1602 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1603 AC_CONFIG_MAKEFILE(unittests/Makefile)
1604 AC_CONFIG_MAKEFILE(tools/Makefile)
1605 AC_CONFIG_MAKEFILE(utils/Makefile)
1606 AC_CONFIG_MAKEFILE(projects/Makefile)
1607 AC_CONFIG_MAKEFILE(bindings/Makefile)
1608 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1610 dnl Finally, crank out the output