1 dnl === configure.ac --------------------------------------------------------===
2 dnl The LLVM Compiler Infrastructure
4 dnl This file is distributed under the University of Illinois Open Source
5 dnl License. See LICENSE.TXT for details.
7 dnl===-----------------------------------------------------------------------===
8 dnl This is the LLVM configuration script. It is processed by the autoconf
9 dnl program to produce a script named configure. This script contains the
10 dnl configuration checks that LLVM needs in order to support multiple platforms.
11 dnl This file is composed of 10 sections per the recommended organization of
12 dnl autoconf input defined in the autoconf documentation. As this file evolves,
13 dnl please keep the various types of checks within their sections. The sections
16 dnl SECTION 1: Initialization & Setup
17 dnl SECTION 2: Architecture, target, and host checks
18 dnl SECTION 3: Command line arguments for the configure script.
19 dnl SECTION 4: Check for programs we need and that they are the right version
20 dnl SECTION 5: Check for libraries
21 dnl SECTION 6: Check for header files
22 dnl SECTION 7: Check for types and structures
23 dnl SECTION 8: Check for specific functions needed
24 dnl SECTION 9: Additional checks, variables, etc.
25 dnl SECTION 10: Specify the output files and generate it
27 dnl===-----------------------------------------------------------------------===
29 dnl=== SECTION 1: Initialization & Setup
31 dnl===-----------------------------------------------------------------------===
32 dnl Initialize autoconf and define the package name, version number and
33 dnl email address for reporting bugs.
34 AC_INIT([[llvm]],[[3.0svn]],[llvmbugs@cs.uiuc.edu])
36 dnl Provide a copyright substitution and ensure the copyright notice is included
37 dnl in the output of --version option of the generated configure script.
38 AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2011 University of Illinois at Urbana-Champaign.])
41 dnl Indicate that we require autoconf 2.59 or later. Ths is needed because we
42 dnl use some autoconf macros only available in 2.59.
45 dnl Verify that the source directory is valid. This makes sure that we are
46 dnl configuring LLVM and not some other package (it validates --srcdir argument)
47 AC_CONFIG_SRCDIR([lib/VMCore/Module.cpp])
49 dnl Place all of the extra autoconf files into the config subdirectory. Tell
50 dnl various tools where the m4 autoconf macros are.
51 AC_CONFIG_AUX_DIR([autoconf])
53 dnl Quit if the source directory has already been configured.
54 dnl NOTE: This relies upon undocumented autoconf behavior.
55 if test ${srcdir} != "." ; then
56 if test -f ${srcdir}/include/llvm/Config/config.h ; then
57 AC_MSG_ERROR([Already configured in ${srcdir}])
61 dnl We need to check for the compiler up here to avoid anything else
62 dnl starting with a different one.
63 AC_PROG_CC(clang llvm-gcc gcc)
64 AC_PROG_CXX(clang++ llvm-g++ g++)
67 dnl Configure all of the projects present in our source tree. While we could
68 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
69 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
70 dnl Instead we match on the known projects.
73 dnl One tricky part of doing this is that some projects depend upon other
74 dnl projects. For example, several projects rely upon the LLVM test suite.
75 dnl We want to configure those projects first so that their object trees are
76 dnl created before running the configure scripts of projects that depend upon
80 dnl Several projects use llvm-gcc, so configure that first
81 if test -d ${srcdir}/projects/llvm-gcc ; then
82 AC_CONFIG_SUBDIRS([projects/llvm-gcc])
85 dnl Several projects use the LLVM test suite, so configure it next.
86 if test -d ${srcdir}/projects/test-suite ; then
87 AC_CONFIG_SUBDIRS([projects/test-suite])
90 dnl llvm-test is the old name of the test-suite, kept here for backwards
92 if test -d ${srcdir}/projects/llvm-test ; then
93 AC_CONFIG_SUBDIRS([projects/llvm-test])
96 dnl Some projects use poolalloc; configure that next
97 if test -d ${srcdir}/projects/poolalloc ; then
98 AC_CONFIG_SUBDIRS([projects/poolalloc])
101 if test -d ${srcdir}/projects/llvm-poolalloc ; then
102 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc])
105 dnl Check for all other projects
106 for i in `ls ${srcdir}/projects`
108 if test -d ${srcdir}/projects/${i} ; then
110 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;;
111 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
112 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
113 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
114 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
115 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
116 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;;
117 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" ;;
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,-z,allextract"
229 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
230 llvm_cv_os_type="SunOS"
231 llvm_cv_platform_type="Unix" ;;
233 llvm_cv_link_all_option="-Wl,-z,allextract"
234 llvm_cv_link_all_option="-Wl,-z,defaultextract"
235 llvm_cv_os_type="AuroraUX"
236 llvm_cv_platform_type="Unix" ;;
238 llvm_cv_link_all_option="-Wl,--whole-archive"
239 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
240 llvm_cv_os_type="Win32"
241 llvm_cv_platform_type="Win32" ;;
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="MingW"
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="Haiku"
251 llvm_cv_platform_type="Unix" ;;
253 llvm_cv_link_all_option="-Wl,--whole-archive"
254 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
255 llvm_cv_os_type="Freestanding"
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=""
264 llvm_cv_no_link_all_option=""
265 llvm_cv_os_type="Unknown"
266 llvm_cv_platform_type="Unknown" ;;
269 AC_CACHE_CHECK([type of operating system we're going to target],
270 [llvm_cv_target_os_type],
273 llvm_cv_target_os_type="AIX" ;;
275 llvm_cv_target_os_type="IRIX" ;;
277 llvm_cv_target_os_type="Cygwin" ;;
279 llvm_cv_target_os_type="Darwin" ;;
281 llvm_cv_target_os_type="Minix" ;;
283 llvm_cv_target_os_type="FreeBSD" ;;
285 llvm_cv_target_os_type="OpenBSD" ;;
287 llvm_cv_target_os_type="NetBSD" ;;
289 llvm_cv_target_os_type="DragonFly" ;;
291 llvm_cv_target_os_type="HP-UX" ;;
293 llvm_cv_target_os_type="Interix" ;;
295 llvm_cv_target_os_type="Linux" ;;
297 llvm_cv_target_os_type="SunOS" ;;
299 llvm_cv_target_os_type="AuroraUX" ;;
301 llvm_cv_target_os_type="Win32" ;;
303 llvm_cv_target_os_type="MingW" ;;
305 llvm_cv_target_os_type="Haiku" ;;
307 llvm_cv_target_os_type="RTEMS" ;;
309 llvm_cv_target_os_type="NativeClient" ;;
311 llvm_cv_target_os_type="Freestanding" ;;
313 llvm_cv_target_os_type="Unknown" ;;
316 dnl Make sure we aren't attempting to configure for an unknown system
317 if test "$llvm_cv_os_type" = "Unknown" ; then
318 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
321 dnl Set the "OS" Makefile variable based on the platform type so the
322 dnl makefile can configure itself to specific build hosts
323 AC_SUBST(OS,$llvm_cv_os_type)
324 AC_SUBST(HOST_OS,$llvm_cv_os_type)
325 AC_SUBST(TARGET_OS,$llvm_cv_target_os_type)
327 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
328 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
329 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
331 dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type
332 dnl This is used by lib/Support to determine the basic kind of implementation
334 case $llvm_cv_platform_type in
336 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
337 AC_SUBST(LLVM_ON_UNIX,[1])
338 AC_SUBST(LLVM_ON_WIN32,[0])
341 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
342 AC_SUBST(LLVM_ON_UNIX,[0])
343 AC_SUBST(LLVM_ON_WIN32,[1])
347 dnl Determine what our target architecture is and configure accordingly.
348 dnl This will allow Makefiles to make a distinction between the hardware and
350 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
352 i?86-*) llvm_cv_target_arch="x86" ;;
353 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
354 sparc*-*) llvm_cv_target_arch="Sparc" ;;
355 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
356 alpha*-*) llvm_cv_target_arch="Alpha" ;;
357 arm*-*) llvm_cv_target_arch="ARM" ;;
358 mips-*) llvm_cv_target_arch="Mips" ;;
359 xcore-*) llvm_cv_target_arch="XCore" ;;
360 msp430-*) llvm_cv_target_arch="MSP430" ;;
361 s390x-*) llvm_cv_target_arch="SystemZ" ;;
362 bfin-*) llvm_cv_target_arch="Blackfin" ;;
363 mblaze-*) llvm_cv_target_arch="MBlaze" ;;
364 ptx-*) llvm_cv_target_arch="PTX" ;;
365 *) llvm_cv_target_arch="Unknown" ;;
368 if test "$llvm_cv_target_arch" = "Unknown" ; then
369 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
372 # Determine the LLVM native architecture for the target
373 case "$llvm_cv_target_arch" in
374 x86) LLVM_NATIVE_ARCH="X86" ;;
375 x86_64) LLVM_NATIVE_ARCH="X86" ;;
376 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;;
379 dnl Define a substitution, ARCH, for the target architecture
380 AC_SUBST(ARCH,$llvm_cv_target_arch)
382 dnl Check for the endianness of the target
383 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
385 dnl Check for build platform executable suffix if we're crosscompiling
386 if test "$cross_compiling" = yes; then
387 AC_SUBST(LLVM_CROSS_COMPILING, [1])
389 ac_build_prefix=${build_alias}-
390 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
391 if test -z "$BUILD_CXX"; then
392 AC_CHECK_PROG(BUILD_CXX, g++, g++)
393 if test -z "$BUILD_CXX"; then
394 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
398 AC_SUBST(LLVM_CROSS_COMPILING, [0])
401 dnl Check to see if there's a .svn or .git directory indicating that this
402 dnl build is being done from a checkout. This sets up several defaults for
403 dnl the command line switches. When we build with a checkout directory,
404 dnl we get a debug with assertions turned on. Without, we assume a source
405 dnl release and we get an optimized build without assertions.
406 dnl See --enable-optimized and --enable-assertions below
407 if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
410 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
416 dnl===-----------------------------------------------------------------------===
418 dnl=== SECTION 3: Command line arguments for the configure script.
420 dnl===-----------------------------------------------------------------------===
422 dnl --enable-optimized : check whether they want to do an optimized build:
423 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
424 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
425 if test ${enableval} = "no" ; then
426 AC_SUBST(ENABLE_OPTIMIZED,[[]])
428 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
431 dnl --enable-profiling : check whether they want to do a profile build:
432 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
433 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no")
434 if test ${enableval} = "no" ; then
435 AC_SUBST(ENABLE_PROFILING,[[]])
437 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
440 dnl --enable-assertions : check whether they want to turn on assertions or not:
441 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
442 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes")
443 if test ${enableval} = "yes" ; then
444 AC_SUBST(DISABLE_ASSERTIONS,[[]])
446 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
449 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
450 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
451 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
452 if test ${enableval} = "yes" ; then
453 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
454 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
456 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
457 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
460 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
461 AC_ARG_ENABLE(debug-runtime,
462 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no)
463 if test ${enableval} = "no" ; then
464 AC_SUBST(DEBUG_RUNTIME,[[]])
466 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
469 dnl --enable-debug-symbols : should even optimized compiler libraries
470 dnl have debug symbols?
471 AC_ARG_ENABLE(debug-symbols,
472 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)
473 if test ${enableval} = "no" ; then
474 AC_SUBST(DEBUG_SYMBOLS,[[]])
476 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]])
479 dnl --enable-jit: check whether they want to enable the jit
481 AS_HELP_STRING(--enable-jit,
482 [Enable Just In Time Compiling (default is YES)]),,
484 if test ${enableval} = "no"
488 case "$llvm_cv_target_arch" in
489 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
490 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
491 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
492 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
493 Alpha) AC_SUBST(TARGET_HAS_JIT,0) ;;
494 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;;
495 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;;
496 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
497 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
498 SystemZ) AC_SUBST(TARGET_HAS_JIT,0) ;;
499 Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;;
500 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;;
501 PTX) AC_SUBST(TARGET_HAS_JIT,0) ;;
502 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
506 dnl Allow enablement of building and installing docs
508 AS_HELP_STRING([--enable-docs],
509 [Build documents (default is YES)]),,
512 yes) AC_SUBST(ENABLE_DOCS,[1]) ;;
513 no) AC_SUBST(ENABLE_DOCS,[0]) ;;
514 default) AC_SUBST(ENABLE_DOCS,[1]) ;;
515 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;;
518 dnl Allow enablement of doxygen generated documentation
519 AC_ARG_ENABLE(doxygen,
520 AS_HELP_STRING([--enable-doxygen],
521 [Build doxygen documentation (default is NO)]),,
524 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
525 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
526 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
527 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
530 dnl Allow disablement of threads
531 AC_ARG_ENABLE(threads,
532 AS_HELP_STRING([--enable-threads],
533 [Use threads if available (default is YES)]),,
536 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
537 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
538 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
539 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
541 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
543 dnl Allow disablement of pthread.h
544 AC_ARG_ENABLE(pthreads,
545 AS_HELP_STRING([--enable-pthreads],
546 [Use pthreads if available (default is YES)]),,
549 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
550 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;;
551 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;;
552 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;;
555 dnl Allow building without position independent code
557 AS_HELP_STRING([--enable-pic],
558 [Build LLVM with Position Independent Code (default is YES)]),,
561 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
562 no) AC_SUBST(ENABLE_PIC,[0]) ;;
563 default) AC_SUBST(ENABLE_PIC,[1]) ;;
564 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
566 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
567 [Define if position independent code is enabled])
569 dnl Allow building a shared library and linking tools against it.
570 AC_ARG_ENABLE(shared,
571 AS_HELP_STRING([--enable-shared],
572 [Build a shared library and link tools against it (default is NO)]),,
575 yes) AC_SUBST(ENABLE_SHARED,[1]) ;;
576 no) AC_SUBST(ENABLE_SHARED,[0]) ;;
577 default) AC_SUBST(ENABLE_SHARED,[0]) ;;
578 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;;
581 dnl Allow libstdc++ is embedded in LLVM.dll.
582 AC_ARG_ENABLE(embed-stdcxx,
583 AS_HELP_STRING([--enable-embed-stdcxx],
584 [Build a shared library with embedded libstdc++ for Win32 DLL (default is YES)]),,
587 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
588 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;;
589 default) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;;
590 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;;
593 dnl Enable embedding timestamp information into build.
594 AC_ARG_ENABLE(timestamps,
595 AS_HELP_STRING([--enable-timestamps],
596 [Enable embedding timestamp information in build (default is YES)]),,
599 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
600 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;;
601 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;;
602 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;;
604 AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS,
605 [Define if timestamp information (e.g., __DATE___) is allowed])
607 dnl Allow specific targets to be specified for building (or not)
609 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
610 [Build specific host targets: all or target1,target2,... Valid targets are:
611 host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu,
612 xcore, msp430, systemz, blackfin, ptx, cbe, and cpp (default=all)]),,
614 if test "$enableval" = host-only ; then
618 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;;
619 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
621 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
622 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
623 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
624 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
625 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
626 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
627 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
628 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
629 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
630 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
631 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
632 blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
633 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
634 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
635 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
636 ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
637 host) case "$llvm_cv_target_arch" in
638 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
639 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
640 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
641 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
642 Alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
643 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
644 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
645 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
646 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
647 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
648 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
649 s390x) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
650 Blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
651 PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;;
652 *) AC_MSG_ERROR([Can not set target to build]) ;;
654 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
659 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
661 # Determine whether we are building LLVM support for the native architecture.
662 # If so, define LLVM_NATIVE_ARCH to that LLVM target.
663 for a_target in $TARGETS_TO_BUILD; do
664 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then
665 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH,
666 [LLVM architecture name for the native architecture, if available])
667 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target"
668 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo"
669 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC"
670 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter"
671 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
672 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser"
674 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET,
675 [LLVM name for the native Target init function, if available])
676 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO,
677 [LLVM name for the native TargetInfo init function, if available])
678 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC,
679 [LLVM name for the native target MC init function, if available])
680 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER,
681 [LLVM name for the native AsmPrinter init function, if available])
682 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then
683 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER,
684 [LLVM name for the native AsmParser init function, if available])
689 # Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual
690 # target feature def files.
692 LLVM_ENUM_ASM_PRINTERS=""
693 LLVM_ENUM_ASM_PARSERS=""
694 LLVM_ENUM_DISASSEMBLERS=""
695 for target_to_build in $TARGETS_TO_BUILD; do
696 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS"
697 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then
698 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS";
700 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then
701 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS";
703 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then
704 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS";
707 AC_SUBST(LLVM_ENUM_TARGETS)
708 AC_SUBST(LLVM_ENUM_ASM_PRINTERS)
709 AC_SUBST(LLVM_ENUM_ASM_PARSERS)
710 AC_SUBST(LLVM_ENUM_DISASSEMBLERS)
712 dnl Prevent the CBackend from using printf("%a") for floating point so older
713 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
714 dnl can still compile the CBE's output
715 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
716 [Enable C Backend output with hex floating point via %a (default is YES)]),,
719 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
720 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
721 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
722 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
724 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
725 [Define if CBE is enabled for printf %a output])
727 dnl Override the option to use for optimized builds.
728 AC_ARG_WITH(optimize-option,
729 AS_HELP_STRING([--with-optimize-option],
730 [Select the compiler options to use for optimized builds]),,
732 AC_MSG_CHECKING([optimization flags])
735 case "$llvm_cv_os_type" in
736 FreeBSD) optimize_option=-O2 ;;
737 MingW) optimize_option=-O2 ;;
738 *) optimize_option=-O3 ;;
740 *) optimize_option="$withval" ;;
742 AC_SUBST(OPTIMIZE_OPTION,$optimize_option)
743 AC_MSG_RESULT([$optimize_option])
745 dnl Specify extra build options
746 AC_ARG_WITH(extra-options,
747 AS_HELP_STRING([--with-extra-options],
748 [Specify additional options to compile LLVM with]),,
751 default) EXTRA_OPTIONS= ;;
752 *) EXTRA_OPTIONS=$withval ;;
754 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
756 dnl Specify extra linker build options
757 AC_ARG_WITH(extra-ld-options,
758 AS_HELP_STRING([--with-extra-ld-options],
759 [Specify additional options to link LLVM with]),,
762 default) EXTRA_LD_OPTIONS= ;;
763 *) EXTRA_LD_OPTIONS=$withval ;;
765 AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS)
767 dnl Allow specific bindings to be specified for building (or not)
768 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
769 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
773 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
774 all ) BINDINGS_TO_BUILD="ocaml" ;;
775 none | no) BINDINGS_TO_BUILD="" ;;
776 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
778 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
779 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
785 dnl Allow the ocaml libdir to be overridden. This could go in a configure
786 dnl script for bindings/ocaml/configure, except that its auto value depends on
787 dnl OCAMLC, which is found here to support tests.
788 AC_ARG_WITH([ocaml-libdir],
789 [AS_HELP_STRING([--with-ocaml-libdir],
790 [Specify install location for ocaml bindings (default is stdlib)])],
794 auto) with_ocaml_libdir="$withval" ;;
795 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
796 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
799 AC_ARG_WITH(clang-resource-dir,
800 AS_HELP_STRING([--with-clang-resource-dir],
801 [Relative directory from the Clang binary for resource files]),,
803 AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval",
804 [Relative directory for resource files])
806 AC_ARG_WITH(c-include-dirs,
807 AS_HELP_STRING([--with-c-include-dirs],
808 [Colon separated list of directories clang will search for headers]),,
810 AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval",
811 [Directories clang will search for headers])
813 AC_ARG_WITH(cxx-include-root,
814 AS_HELP_STRING([--with-cxx-include-root],
815 [Directory with the libstdc++ headers.]),,
817 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval",
818 [Directory with the libstdc++ headers.])
820 AC_ARG_WITH(cxx-include-arch,
821 AS_HELP_STRING([--with-cxx-include-arch],
822 [Architecture of the libstdc++ headers.]),,
824 AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval",
825 [Arch the libstdc++ headers.])
827 AC_ARG_WITH(cxx-include-32bit-dir,
828 AS_HELP_STRING([--with-cxx-include-32bit-dir],
829 [32 bit multilib dir.]),,
831 AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval",
832 [32 bit multilib directory.])
834 AC_ARG_WITH(cxx-include-64bit-dir,
835 AS_HELP_STRING([--with-cxx-include-64bit-dir],
836 [64 bit multilib directory.]),,
838 AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval",
839 [64 bit multilib directory.])
841 dnl Allow linking of LLVM with GPLv3 binutils code.
842 AC_ARG_WITH(binutils-include,
843 AS_HELP_STRING([--with-binutils-include],
844 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
847 default) WITH_BINUTILS_INCDIR=default ;;
848 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
849 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
851 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
852 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
853 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
854 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
855 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
859 dnl Specify the URL where bug reports should be submitted.
860 AC_ARG_WITH(bug-report-url,
861 AS_HELP_STRING([--with-bug-report-url],
862 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),,
863 withval="http://llvm.org/bugs/")
864 AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval",
867 dnl --enable-libffi : check whether the user wants to turn off libffi:
868 AC_ARG_ENABLE(libffi,AS_HELP_STRING(
869 --enable-libffi,[Check for the presence of libffi (default is NO)]),
870 [case "$enableval" in
871 yes) llvm_cv_enable_libffi="yes" ;;
872 no) llvm_cv_enable_libffi="no" ;;
873 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;;
875 llvm_cv_enable_libffi=no)
877 dnl===-----------------------------------------------------------------------===
879 dnl=== SECTION 4: Check for programs we need and that they are the right version
881 dnl===-----------------------------------------------------------------------===
886 dnl Check for the tools that the makefiles require
889 AC_PATH_PROG(CMP, [cmp], [cmp])
890 AC_PATH_PROG(CP, [cp], [cp])
891 AC_PATH_PROG(DATE, [date], [date])
892 AC_PATH_PROG(FIND, [find], [find])
893 AC_PATH_PROG(GREP, [grep], [grep])
894 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
895 AC_PATH_PROG(MV, [mv], [mv])
897 AC_CHECK_TOOL(AR, ar, false)
898 AC_PATH_PROG(RM, [rm], [rm])
899 AC_PATH_PROG(SED, [sed], [sed])
900 AC_PATH_PROG(TAR, [tar], [gtar])
901 AC_PATH_PROG(BINPWD,[pwd], [pwd])
903 dnl Looking for misc. graph plotting software
904 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
905 if test "$GRAPHVIZ" != "echo Graphviz" ; then
906 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
907 dnl If we're targeting for mingw we should emit windows paths, not msys
908 if test "$llvm_cv_os_type" = "MingW" ; then
909 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
911 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
912 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
914 AC_PATH_PROG(DOT, [dot], [echo dot])
915 if test "$DOT" != "echo dot" ; then
916 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
917 dnl If we're targeting for mingw we should emit windows paths, not msys
918 if test "$llvm_cv_os_type" = "MingW" ; then
919 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
921 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
922 [Define to path to dot program if found or 'echo dot' otherwise])
924 AC_PATH_PROG(FDP, [fdp], [echo fdp])
925 if test "$FDP" != "echo fdp" ; then
926 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available])
927 dnl If we're targeting for mingw we should emit windows paths, not msys
928 if test "$llvm_cv_os_type" = "MingW" ; then
929 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
931 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}",
932 [Define to path to fdp program if found or 'echo fdp' otherwise])
934 AC_PATH_PROG(NEATO, [neato], [echo neato])
935 if test "$NEATO" != "echo neato" ; then
936 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available])
937 dnl If we're targeting for mingw we should emit windows paths, not msys
938 if test "$llvm_cv_os_type" = "MingW" ; then
939 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
941 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}",
942 [Define to path to neato program if found or 'echo neato' otherwise])
944 AC_PATH_PROG(TWOPI, [twopi], [echo twopi])
945 if test "$TWOPI" != "echo twopi" ; then
946 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available])
947 dnl If we're targeting for mingw we should emit windows paths, not msys
948 if test "$llvm_cv_os_type" = "MingW" ; then
949 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
951 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}",
952 [Define to path to twopi program if found or 'echo twopi' otherwise])
954 AC_PATH_PROG(CIRCO, [circo], [echo circo])
955 if test "$CIRCO" != "echo circo" ; then
956 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available])
957 dnl If we're targeting for mingw we should emit windows paths, not msys
958 if test "$llvm_cv_os_type" = "MingW" ; then
959 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
961 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}",
962 [Define to path to circo program if found or 'echo circo' otherwise])
964 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
965 if test "$GV" != "echo gv" ; then
966 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
967 dnl If we're targeting for mingw we should emit windows paths, not msys
968 if test "$llvm_cv_os_type" = "MingW" ; then
969 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
971 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
972 [Define to path to gv program if found or 'echo gv' otherwise])
974 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
975 if test "$DOTTY" != "echo dotty" ; then
976 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
977 dnl If we're targeting for mingw we should emit windows paths, not msys
978 if test "$llvm_cv_os_type" = "MingW" ; then
979 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
981 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
982 [Define to path to dotty program if found or 'echo dotty' otherwise])
984 AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py])
985 if test "$XDOT_PY" != "echo xdot.py" ; then
986 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available])
987 dnl If we're targeting for mingw we should emit windows paths, not msys
988 if test "$llvm_cv_os_type" = "MingW" ; then
989 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
991 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}",
992 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise])
995 dnl Look for a sufficiently recent version of Perl.
996 LLVM_PROG_PERL([5.006])
998 if test x"$PERL" = xnone; then
999 AC_SUBST(HAVE_PERL,0)
1000 AC_MSG_ERROR([perl is required but was not found, please install it])
1002 AC_SUBST(HAVE_PERL,1)
1005 dnl Find the install program
1007 dnl Prepend src dir to install path dir if it's a relative path
1008 dnl This is a hack for installs that take place in something other
1009 dnl than the top level.
1011 [[\\/$]]* | ?:[[\\/]]* ) ;;
1012 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;;
1015 dnl Checks for documentation and testing tools that we can do without. If these
1016 dnl are not found then they are set to "true" which always succeeds but does
1017 dnl nothing. This just lets the build output show that we could have done
1018 dnl something if the tool was available.
1019 AC_PATH_PROG(BZIP2, [bzip2])
1020 AC_PATH_PROG(CAT, [cat])
1021 AC_PATH_PROG(DOXYGEN, [doxygen])
1022 AC_PATH_PROG(GROFF, [groff])
1023 AC_PATH_PROG(GZIPBIN, [gzip])
1024 AC_PATH_PROG(POD2HTML, [pod2html])
1025 AC_PATH_PROG(POD2MAN, [pod2man])
1026 AC_PATH_PROG(PDFROFF, [pdfroff])
1027 AC_PATH_PROG(RUNTEST, [runtest])
1029 AC_PATH_PROG(ZIP, [zip])
1030 AC_PATH_PROGS(OCAMLC, [ocamlc])
1031 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
1032 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
1033 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
1034 AC_PATH_PROGS(GAS, [gas as])
1036 dnl Get the version of the linker in use.
1039 dnl Determine whether the linker supports the -R option.
1042 dnl Determine whether the linker supports the -export-dynamic option.
1043 AC_LINK_EXPORT_DYNAMIC
1045 dnl Determine whether the linker supports the --version-script option.
1046 AC_LINK_VERSION_SCRIPT
1048 dnl Check for libtool and the library that has dlopen function (which must come
1049 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
1054 AC_MSG_CHECKING([tool compatibility])
1056 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
1057 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
1058 dnl to support those options.
1059 dnl "icc" emits gcc signatures
1060 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
1072 if test "$GCC" != "yes" && test "$ICC" != "yes"
1074 AC_MSG_ERROR([gcc|icc required but not found])
1077 dnl Ensure that compilation tools are compatible with GCC extensions
1078 if test "$GXX" != "yes" && test "$IXX" != "yes"
1080 AC_MSG_ERROR([g++|clang++|icc required but not found])
1083 dnl Verify that GCC is version 3.0 or higher
1084 if test "$GCC" = "yes"
1086 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
1087 #error Unsupported GCC version
1089 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
1092 dnl Check for GNU Make. We use its extensions, so don't build without it
1093 if test -z "$llvm_cv_gnu_make_command"
1095 AC_MSG_ERROR([GNU Make required but not found])
1098 dnl Tool compatibility is okay if we make it here.
1101 dnl Check optional compiler flags.
1102 AC_MSG_CHECKING([optional compiler flags])
1103 CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros])
1104 CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers])
1105 AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS])
1107 dnl===-----------------------------------------------------------------------===
1109 dnl=== SECTION 5: Check for libraries
1111 dnl===-----------------------------------------------------------------------===
1114 if test "$llvm_cv_os_type" = "MingW" ; then
1115 AC_CHECK_LIB(imagehlp, main)
1116 AC_CHECK_LIB(psapi, main)
1119 dnl dlopen() is required for plugin support.
1120 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
1121 [Define if dlopen() is available on this platform.]),
1122 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
1124 dnl libffi is optional; used to call external functions from the interpreter
1125 if test "$llvm_cv_enable_libffi" = "yes" ; then
1126 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
1127 [Define if libffi is available on this platform.]),
1128 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it]))
1131 dnl mallinfo is optional; the code can compile (minus features) without it
1132 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
1133 [Define if mallinfo() is available on this platform.]))
1135 dnl pthread locking functions are optional - but llvm will not be thread-safe
1137 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1138 AC_CHECK_LIB(pthread, pthread_mutex_init)
1139 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
1140 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
1141 [Have pthread_mutex_lock]))
1142 AC_SEARCH_LIBS(pthread_rwlock_init,pthread,
1143 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1],
1144 [Have pthread_rwlock_init]))
1145 AC_SEARCH_LIBS(pthread_getspecific,pthread,
1146 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1],
1147 [Have pthread_getspecific]))
1150 dnl Allow extra x86-disassembler library
1152 AS_HELP_STRING([--with-udis86=<path>],
1153 [Use udis86 external x86 disassembler library]),
1155 AC_SUBST(USE_UDIS86, [1])
1158 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
1160 AC_CHECK_LIB(udis86, ud_init, [], [
1161 echo "Error! You need to have libudis86 around."
1165 AC_SUBST(USE_UDIS86, [0]))
1166 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
1167 [Define if use udis86 library])
1169 dnl Allow OProfile support for JIT output.
1170 AC_ARG_WITH(oprofile,
1171 AS_HELP_STRING([--with-oprofile=<prefix>],
1172 [Tell OProfile >= 0.9.4 how to symbolize JIT output]),
1174 AC_SUBST(USE_OPROFILE, [1])
1176 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;;
1178 AC_SUBST(USE_OPROFILE, [0]) ;;
1179 *) llvm_cv_oppath="${withval}/lib/oprofile"
1180 CPPFLAGS="-I${withval}/include";;
1182 if test -n "$llvm_cv_oppath" ; then
1183 LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}"
1184 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744:
1185 dnl libbfd is not included properly in libopagent in some Debian
1186 dnl versions. If libbfd isn't found at all, we assume opagent works
1188 AC_SEARCH_LIBS(bfd_init, bfd, [], [])
1189 AC_SEARCH_LIBS(op_open_agent, opagent, [], [
1190 echo "Error! You need to have libopagent around."
1193 AC_CHECK_HEADER([opagent.h], [], [
1194 echo "Error! You need to have opagent.h around."
1200 AC_SUBST(USE_OPROFILE, [0])
1202 AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE,
1203 [Define if we have the oprofile JIT-support library])
1205 dnl===-----------------------------------------------------------------------===
1207 dnl=== SECTION 6: Check for header files
1209 dnl===-----------------------------------------------------------------------===
1211 dnl First, use autoconf provided macros for specific headers that we need
1212 dnl We don't check for ancient stuff or things that are guaranteed to be there
1213 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
1214 dnl Generally we're looking for POSIX headers.
1216 AC_HEADER_MMAP_ANONYMOUS
1222 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
1223 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
1224 AC_CHECK_HEADERS([utime.h windows.h])
1225 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h])
1226 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
1227 AC_CHECK_HEADERS([valgrind/valgrind.h])
1228 AC_CHECK_HEADERS([fenv.h])
1229 if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then
1230 AC_CHECK_HEADERS(pthread.h,
1231 AC_SUBST(HAVE_PTHREAD, 1),
1232 AC_SUBST(HAVE_PTHREAD, 0))
1234 AC_SUBST(HAVE_PTHREAD, 0)
1237 dnl Try to find ffi.h.
1238 if test "$llvm_cv_enable_libffi" = "yes" ; then
1239 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
1242 dnl Try to find Darwin specific crash reporting libraries.
1243 AC_CHECK_HEADERS([CrashReporterClient.h])
1245 dnl Try to find Darwin specific crash reporting global.
1246 AC_MSG_CHECKING([__crashreporter_info__])
1249 [[extern const char *__crashreporter_info__;
1251 __crashreporter_info__ = "test";
1256 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__),
1258 AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0,
1259 Define if __crashreporter_info__ exists.))
1261 dnl===-----------------------------------------------------------------------===
1263 dnl=== SECTION 7: Check for types and structures
1265 dnl===-----------------------------------------------------------------------===
1270 AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').])
1272 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
1273 AC_CHECK_TYPES([uint64_t],,
1274 AC_CHECK_TYPES([u_int64_t],,
1275 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
1277 dnl===-----------------------------------------------------------------------===
1279 dnl=== SECTION 8: Check for specific functions needed
1281 dnl===-----------------------------------------------------------------------===
1283 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
1284 AC_CHECK_FUNCS([powf fmodf strtof round ])
1285 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
1286 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
1287 AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ])
1288 AC_CHECK_FUNCS([strerror strerror_r setenv ])
1289 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
1290 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev])
1294 dnl Check the declaration "Secure API" on Windows environments.
1295 AC_CHECK_DECLS([strerror_s])
1297 dnl Check symbols in libgcc.a for JIT on Mingw.
1298 if test "$llvm_cv_os_type" = "MingW" ; then
1299 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca]))
1300 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca]))
1301 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk]))
1302 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk]))
1304 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3]))
1305 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3]))
1306 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3]))
1307 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi]))
1308 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi]))
1309 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf]))
1310 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3]))
1311 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3]))
1312 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3]))
1313 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3]))
1315 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main]))
1316 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2]))
1319 dnl Check Win32 API EnumerateLoadedModules.
1320 if test "$llvm_cv_os_type" = "MingW" ; then
1321 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl])
1322 AC_COMPILE_IFELSE([[#include <windows.h>
1323 #include <imagehlp.h>
1324 extern void foo(PENUMLOADED_MODULES_CALLBACK);
1325 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]],
1327 AC_MSG_RESULT([yes])
1328 llvm_cv_win32_elmcb_pcstr="PCSTR"
1332 llvm_cv_win32_elmcb_pcstr="PSTR"
1334 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback])
1337 dnl Check for variations in the Standard C++ library and STL. These macros are
1338 dnl provided by LLVM in the autoconf/m4 directory.
1342 dnl Check for mmap support.We also need to know if /dev/zero is required to
1343 dnl be opened for allocating RWX memory.
1344 dnl Make sure we aren't attempting to configure for an unknown system
1345 if test "$llvm_cv_platform_type" = "Unix" ; then
1348 AC_NEED_DEV_ZERO_FOR_MMAP
1350 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
1352 AC_MSG_WARN([mmap() of a fixed address required but not supported])
1354 if test "$ac_cv_func_mmap_file" = "no"
1356 AC_MSG_WARN([mmap() of files required but not found])
1360 dnl atomic builtins are required for threading support.
1361 AC_MSG_CHECKING(for GCC atomic builtins)
1362 dnl Since we'll be using these atomic builtins in C++ files we should test
1363 dnl the C++ compiler.
1368 volatile unsigned long val = 1;
1369 __sync_synchronize();
1370 __sync_val_compare_and_swap(&val, 1, 0);
1371 __sync_add_and_fetch(&val, 1);
1372 __sync_sub_and_fetch(&val, 1);
1378 AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics),
1380 AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics)
1381 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]))
1383 dnl===-----------------------------------------------------------------------===
1385 dnl=== SECTION 9: Additional checks, variables, etc.
1387 dnl===-----------------------------------------------------------------------===
1389 dnl Handle 32-bit linux systems running a 64-bit kernel.
1390 dnl This has to come after section 4 because it invokes the compiler.
1391 if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then
1393 if test "$llvm_cv_linux_mixed" = "yes"; then
1394 llvm_cv_target_arch="x86"
1399 dnl Check whether __dso_handle is present
1400 AC_CHECK_FUNCS([__dso_handle])
1402 dnl Propagate the shared library extension that the libltdl checks did to
1403 dnl the Makefiles so we can use it there too
1404 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
1406 dnl Propagate the run-time library path variable that the libltdl
1407 dnl checks found to the Makefiles so we can use it there too
1408 AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var)
1410 # Translate the various configuration directories and other basic
1411 # information into substitutions that will end up in Makefile.config.in
1412 # that these configured values can be used by the makefiles
1413 if test "${prefix}" = "NONE" ; then
1416 eval LLVM_PREFIX="${prefix}";
1417 eval LLVM_BINDIR="${prefix}/bin";
1418 eval LLVM_LIBDIR="${prefix}/lib";
1419 eval LLVM_DATADIR="${prefix}/share/llvm";
1420 eval LLVM_DOCSDIR="${prefix}/share/doc/llvm";
1421 eval LLVM_ETCDIR="${prefix}/etc/llvm";
1422 eval LLVM_INCLUDEDIR="${prefix}/include";
1423 eval LLVM_INFODIR="${prefix}/info";
1424 eval LLVM_MANDIR="${prefix}/man";
1425 LLVM_CONFIGTIME=`date`
1426 AC_SUBST(LLVM_PREFIX)
1427 AC_SUBST(LLVM_BINDIR)
1428 AC_SUBST(LLVM_LIBDIR)
1429 AC_SUBST(LLVM_DATADIR)
1430 AC_SUBST(LLVM_DOCSDIR)
1431 AC_SUBST(LLVM_ETCDIR)
1432 AC_SUBST(LLVM_INCLUDEDIR)
1433 AC_SUBST(LLVM_INFODIR)
1434 AC_SUBST(LLVM_MANDIR)
1435 AC_SUBST(LLVM_CONFIGTIME)
1437 # Place the various directores into the config.h file as #defines so that we
1438 # can know about the installation paths within LLVM.
1439 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
1440 [Installation prefix directory])
1441 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
1442 [Installation directory for binary executables])
1443 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
1444 [Installation directory for libraries])
1445 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1446 [Installation directory for data files])
1447 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1448 [Installation directory for documentation])
1449 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1450 [Installation directory for config files])
1451 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1452 [Installation directory for include files])
1453 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1454 [Installation directory for .info files])
1455 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1456 [Installation directory for man pages])
1457 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1458 [Time at which LLVM was configured])
1459 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1460 [Host triple we were built on])
1462 # Determine which bindings to build.
1463 if test "$BINDINGS_TO_BUILD" = auto ; then
1464 BINDINGS_TO_BUILD=""
1465 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1466 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1469 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1471 # This isn't really configurey, but it avoids having to repeat the list in
1473 AC_SUBST(ALL_BINDINGS,ocaml)
1475 # Do any work necessary to ensure that bindings have what they need.
1476 binding_prereqs_failed=0
1477 for a_binding in $BINDINGS_TO_BUILD ; do
1478 case "$a_binding" in
1480 if test "x$OCAMLC" = x ; then
1481 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1482 binding_prereqs_failed=1
1484 if test "x$OCAMLDEP" = x ; then
1485 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1486 binding_prereqs_failed=1
1488 if test "x$OCAMLOPT" = x ; then
1489 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1490 dnl ocamlopt is optional!
1492 if test "x$with_ocaml_libdir" != xauto ; then
1493 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1495 ocaml_stdlib="`"$OCAMLC" -where`"
1496 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1498 # ocaml stdlib is beneath our prefix; use stdlib
1499 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1501 # ocaml stdlib is outside our prefix; use libdir/ocaml
1502 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1508 if test "$binding_prereqs_failed" = 1 ; then
1509 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1512 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1513 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1515 dnl Determine linker rpath flag
1516 if test "$llvm_cv_link_use_r" = "yes" ; then
1523 dnl Determine linker rdynamic flag
1524 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1525 RDYNAMIC="-Wl,-export-dynamic"
1531 dnl===-----------------------------------------------------------------------===
1533 dnl=== SECTION 10: Specify the output files and generate it
1535 dnl===-----------------------------------------------------------------------===
1537 dnl Configure header files
1538 dnl WARNING: dnl If you add or remove any of the following config headers, then
1539 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1540 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1541 dnl files can be updated automatically when their *.in sources change.
1542 AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h])
1543 AH_TOP([#ifndef CONFIG_H
1547 AC_CONFIG_FILES([include/llvm/Config/Targets.def])
1548 AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def])
1549 AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def])
1550 AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def])
1551 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1553 dnl Configure the makefile's configuration data
1554 AC_CONFIG_FILES([Makefile.config])
1556 dnl Configure the RPM spec file for LLVM
1557 AC_CONFIG_FILES([llvm.spec])
1559 dnl Configure doxygen's configuration file
1560 AC_CONFIG_FILES([docs/doxygen.cfg])
1561 if test -f ${srcdir}/tools/clang/README.txt; then
1562 AC_CONFIG_FILES([tools/clang/docs/doxygen.cfg])
1565 dnl Do the first stage of configuration for llvm-config.in.
1566 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1568 dnl Do special configuration of Makefiles
1569 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1570 AC_CONFIG_MAKEFILE(Makefile)
1571 AC_CONFIG_MAKEFILE(Makefile.common)
1572 AC_CONFIG_MAKEFILE(examples/Makefile)
1573 AC_CONFIG_MAKEFILE(lib/Makefile)
1574 AC_CONFIG_MAKEFILE(runtime/Makefile)
1575 AC_CONFIG_MAKEFILE(test/Makefile)
1576 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1577 AC_CONFIG_MAKEFILE(unittests/Makefile)
1578 AC_CONFIG_MAKEFILE(tools/Makefile)
1579 AC_CONFIG_MAKEFILE(utils/Makefile)
1580 AC_CONFIG_MAKEFILE(projects/Makefile)
1581 AC_CONFIG_MAKEFILE(bindings/Makefile)
1582 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1584 dnl Finally, crank out the output