1 dnl === configure.ac --------------------------------------------------------===
2 dnl The LLVM Compiler Infrastructure
4 dnl This file was developed by the LLVM research group and is distributed under
5 dnl the University of Illinois Open Source 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]],[[1.7cvs]],[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) 2003-2005 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2005 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 Configure all of the projects present in our source tree. While we could
62 dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a
63 dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated.
64 dnl Instead we match on the known projects.
65 for i in `ls ${srcdir}/projects`
67 if test -d ${srcdir}/projects/${i} ; then
70 "sample") AC_CONFIG_SUBDIRS([projects/sample]) ;;
71 "Stacker") AC_CONFIG_SUBDIRS([projects/Stacker]) ;;
72 "llvm-test") AC_CONFIG_SUBDIRS([projects/llvm-test]) ;;
73 "llvm-reopt") AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
74 "llvm-gcc") AC_CONFIG_SUBDIRS([projects/llvm-gcc]) ;;
75 "llvm-java") AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
76 "llvm-tv") AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
77 "llvm-poolalloc") AC_CONFIG_SUBDIRS([projects/llvm-poolalloc]) ;;
79 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
85 dnl===-----------------------------------------------------------------------===
87 dnl=== SECTION 2: Architecture, target, and host checks
89 dnl===-----------------------------------------------------------------------===
91 dnl Check the target for which we're compiling and the host that will do the
92 dnl compilations. This will tell us which LLVM compiler will be used for
93 dnl compiling SSA into object code. This needs to be done early because
94 dnl following tests depend on it.
97 dnl Determine the platform type and cache its value. This helps us configure
98 dnl the System library to the correct build platform.
99 AC_CACHE_CHECK([type of operating system we're on],
103 llvm_cv_os_type="AIX"
104 llvm_cv_platform_type="Unix" ;;
106 llvm_cv_os_type="Cygwin"
107 llvm_cv_platform_type="Unix" ;;
109 llvm_cv_os_type="Darwin"
110 llvm_cv_platform_type="Unix" ;;
112 llvm_cv_os_type="FreeBSD"
113 llvm_cv_platform_type="Unix" ;;
115 llvm_cv_os_type="HP-UX"
116 llvm_cv_platform_type="Unix" ;;
118 llvm_cv_os_type="Interix"
119 llvm_cv_platform_type="Unix" ;;
121 llvm_cv_os_type="Linux"
122 llvm_cv_platform_type="Unix" ;;
124 llvm_cv_os_type="SunOS"
125 llvm_cv_platform_type="Unix" ;;
127 llvm_cv_os_type="Win32"
128 llvm_cv_platform_type="Win32" ;;
130 llvm_cv_os_type="MingW"
131 llvm_cv_platform_type="Win32" ;;
133 llvm_cv_os_type="Unknown"
134 llvm_cv_platform_type="Unknown" ;;
137 dnl Make sure we aren't attempting to configure for an unknown system
138 if test "$llvm_cv_os_type" = "Unknown" ; then
139 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
142 dnl Set the "OS" Makefile variable based on the platform type so the
143 dnl makefile can configure itself to specific build hosts
144 AC_SUBST(OS,$llvm_cv_os_type)
146 dnl Set the "LLVM_ON_*" variables based on llvm_cvs_platform_type
147 dnl This is used by lib/System to determine the basic kind of implementation
149 case $llvm_cv_platform_type in
151 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
152 AC_SUBST(LLVM_ON_UNIX,[1])
153 AC_SUBST(LLVM_ON_WIN32,[0])
156 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
157 AC_SUBST(LLVM_ON_UNIX,[0])
158 AC_SUBST(LLVM_ON_WIN32,[1])
162 dnl Determine what our target architecture is and configure accordingly.
163 dnl This will allow Makefiles to make a distinction between the hardware and
165 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
167 i?86-*) llvm_cv_target_arch="x86" ;;
168 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
169 sparc*-*) llvm_cv_target_arch="Sparc" ;;
170 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
171 alpha*-*) llvm_cv_target_arch="Alpha" ;;
172 ia64-*) llvm_cv_target_arch="IA64" ;;
173 *) llvm_cv_target_arch="Unknown" ;;
176 if test "$llvm_cv_target_arch" = "Unknown" ; then
177 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
180 dnl Define a substitution, ARCH, for the target architecture
181 AC_SUBST(ARCH,$llvm_cv_target_arch)
183 dnl Check for the endianness of the target
184 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
186 dnl===-----------------------------------------------------------------------===
188 dnl=== SECTION 3: Command line arguments for the configure script.
190 dnl===-----------------------------------------------------------------------===
192 dnl --enable-optimized : check whether they want to do an optimized build:
193 AC_ARG_ENABLE(optimized,
194 AS_HELP_STRING([--enable-optimized,Compile with optimizations enabled (default is NO)]),,enableval=no)
195 if test ${enableval} = "no" ; then
196 AC_SUBST(ENABLE_OPTIMIZED,[[]])
198 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
201 dnl --enable-jit: check whether they want to enable the jit
203 AS_HELP_STRING(--enable-jit,
204 [Enable Just In Time Compiling (default is YES)]),,
206 if test ${enableval} = "no"
210 case "$llvm_cv_target_arch" in
211 x86) AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
212 Sparc) AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
213 PowerPC) AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
214 x86_64) AC_SUBST(JIT,[[]]) ;;
215 Alpha) AC_SUBST(JIT,[[TARGET_HAS_JIT=1]]) ;;
216 IA64) AC_SUBST(JIT,[[]]) ;;
217 *) AC_SUBST(JIT,[[]]) ;;
221 dnl Allow enablement of doxygen generated documentation
222 AC_ARG_ENABLE(doxygen,
223 AS_HELP_STRING([--enable-doxygen],
224 [Build doxygen documentation (default is NO)]),,
227 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
228 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
229 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
230 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
233 dnl Allow disablement of threads
234 AC_ARG_ENABLE(threads,
235 AS_HELP_STRING([--enable-threads],
236 [Use threads if available (default is YES)]),,
239 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
240 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
241 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
243 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
245 dnl Allow specific targets to be specified for building (or not)
247 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-target],
248 [Build specific host targets: all,host-only,{target-name} (default=all)]),,
251 all) TARGETS_TO_BUILD="X86 SparcV8 SparcV9 PowerPC Alpha IA64 Skeleton" ;;
253 case "$llvm_cv_target_arch" in
254 x86) TARGETS_TO_BUILD="X86" ;;
255 x86_64) TARGETS_TO_BUILD="X86" ;;
256 Sparc) TARGETS_TO_BUILD="SparcV8 SparcV9" ;;
257 PowerPC) TARGETS_TO_BUILD="PowerPC" ;;
258 Alpha) TARGETS_TO_BUILD="Alpha" ;;
259 IA64) TARGETS_TO_BUILD="IA64" ;;
260 *) AC_MSG_ERROR([Can not set target to build]) ;;
263 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
265 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
266 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
267 sparc) TARGETS_TO_BUILD="SparcV8 SparcV9 $TARGETS_TO_BUILD" ;;
268 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
269 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
270 ia64) TARGETS_TO_BUILD="IA64 $TARGETS_TO_BUILD" ;;
271 skeleton)TARGETS_TO_BUILD="Skeleton $TARGETS_TO_BUILD";;
272 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
277 TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD"
278 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
280 dnl Allow a specific llvm-gcc/llvm-g++ pair to be used with this LLVM config.
281 AC_ARG_WITH(llvmgccdir,
282 AS_HELP_STRING([--with-llvmgccdir],
283 [Specify location of llvm-gcc install dir (default searches PATH)]),,
286 default) WITH_LLVMGCCDIR=default ;;
287 /*) WITH_LLVMGCCDIR=$withval ;;
288 *) AC_MSG_ERROR([Invalid path for --with-llvmgccdir. Provide full path]) ;;
292 dnl===-----------------------------------------------------------------------===
294 dnl=== SECTION 4: Check for programs we need and that they are the right version
296 dnl===-----------------------------------------------------------------------===
298 dnl Check for compilation tools
305 dnl Check for the tools that the makefiles require
308 AC_PATH_PROG(CMP, [cmp], [cmp])
309 AC_PATH_PROG(CP, [cp], [cp])
310 AC_PATH_PROG(DATE, [date], [date])
311 AC_PATH_PROG(FIND, [find], [find])
312 AC_PATH_PROG(GREP, [grep], [grep])
313 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
314 AC_PATH_PROG(MV, [mv], [mv])
316 AC_PATH_PROG(RM, [rm], [rm])
317 AC_PATH_PROG(SED, [sed], [sed])
318 AC_PATH_PROG(TAR, [tar], [gtar])
319 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
320 if test "$GRAPHVIZ" != "echo Graphviz" ; then
321 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
322 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ",
323 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
325 AC_PATH_PROG(GV, [gv], [echo gv])
326 if test "$GV" != "echo gv" ; then
327 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
328 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV",
329 [Define to path to gv program if found or 'echo gv' otherwise])
332 dnl Find the install program
335 dnl Checks for documentation and testing tools that we can do without. If these
336 dnl are not found then they are set to "true" which always succeeds but does
337 dnl nothing. This just lets the build output show that we could have done
338 dnl something if the tool was available.
339 AC_PATH_PROG(BZIP2,[bzip2],[true bzip2])
340 AC_PATH_PROG(DOT,[dot],[true dot])
341 AC_PATH_PROG(DOXYGEN,[doxygen],[true doxygen])
342 AC_PATH_PROG(ETAGS,[etags],[true etags])
343 AC_PATH_PROG(GROFF,[groff],[true groff])
344 AC_PATH_PROG(GZIP,[gzip],[true gzip])
345 AC_PATH_PROG(POD2HTML,[pod2html],[true pod2html])
346 AC_PATH_PROG(POD2MAN,[pod2man],[true pod2man])
347 AC_PATH_PROG(RUNTEST,[runtest],[true runtest])
349 AC_PATH_PROG(ZIP,[zip],[true zip])
351 dnl Determine if the linker supports the -R option.
354 dnl Check for libtool and the library that has dlopen function (which must come
355 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
361 if test "$lt_cv_dlopen_self" = "yes" ; then
362 AC_DEFINE([CAN_DLOPEN_SELF],[1],
363 [Define if dlopen(0) will open the symbols of the program])
366 dnl Check if we know how to tell etags we are using C++:
367 etags_version=`$ETAGS --version 2>&1`
368 case "$etags_version" in
369 *[Ee]xuberant*) ETAGSFLAGS="--language-force=c++" ;;
370 *GNU\ Emacs*) ETAGSFLAGS="-l c++" ;;
373 AC_SUBST(ETAGSFLAGS,$ETAGSFLAGS)
375 if test "$WITH_LLVMGCCDIR" = "default" ; then
376 LLVMGCC="llvm-gcc${EXEEXT}"
377 LLVMGXX="llvm-g++${EXEEXT}"
378 AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
379 AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
381 LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
382 LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
383 AC_SUBST(LLVMGCC,$LLVMGCC)
384 AC_SUBST(LLVMGXX,$LLVMGXX)
387 AC_MSG_CHECKING([tool compatibility])
389 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
390 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
391 dnl to support those options.
392 dnl "icc" emits gcc signatures
393 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
405 if test "$GCC" != "yes" && test "$ICC" != "yes"
407 AC_MSG_ERROR([gcc|icc required but not found])
410 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
411 if test "$GXX" != "yes" && test "$IXX" != "yes"
413 AC_MSG_ERROR([g++|icc required but not found])
416 dnl Verify that GCC is version 3.0 or higher
417 if test "$GCC" = "yes"
419 gccmajor=`$CC --version | head -n 1 | sed 's/[[^0-9]]*\([[0-9.]]\).*/\1/'`
420 if test "$gccmajor" -lt "3"
422 AC_MSG_ERROR([gcc 3.x required, but you have a lower version])
426 dnl Check for GNU Make. We use its extensions, so don't build without it
427 if test -z "$llvm_cv_gnu_make_command"
429 AC_MSG_ERROR([GNU Make required but not found])
432 dnl Tool compatibility is okay if we make it here.
435 dnl===-----------------------------------------------------------------------===
437 dnl=== SECTION 5: Check for libraries
439 dnl===-----------------------------------------------------------------------===
441 dnl libelf is for sparc only; we can ignore it if we don't have it
442 AC_CHECK_LIB(elf, elf_begin)
445 dnl lt_dlopen may be required for plugin support.
446 AC_SEARCH_LIBS(lt_dlopen,ltdl,AC_DEFINE([HAVE_LT_DLOPEN],[1],
447 [Define if lt_dlopen() is available on this platform]),
448 AC_MSG_WARN([lt_dlopen() not found - plugin support might
451 dnl dlopen() is required for plugin support.
452 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
453 [Define if dlopen() is available on this platform.]),
454 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
456 dnl mallinfo is optional; the code can compile (minus features) without it
457 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
458 [Define if mallinfo() is available on this platform.]))
460 dnl pthread locking functions are optional - but llvm will not be thread-safe
462 if test "$ENABLE_THREADS" -eq 1 ; then
463 AC_CHECK_LIB(pthread,pthread_mutex_init)
464 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
465 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
466 [Have pthread_mutex_lock]))
469 dnl===-----------------------------------------------------------------------===
471 dnl=== SECTION 6: Check for header files
473 dnl===-----------------------------------------------------------------------===
475 dnl First, use autoconf provided macros for specific headers that we need
476 dnl We don't check for ancient stuff or things that are guaranteed to be there
477 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
478 dnl Generally we're looking for POSIX headers.
480 AC_HEADER_MMAP_ANONYMOUS
486 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
487 AC_CHECK_HEADERS([malloc.h signal.h stdint.h unistd.h utime.h windows.h])
488 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/types.h])
489 AC_CHECK_HEADERS([malloc/malloc.h])
490 AC_CHECK_HEADERS([rw/stdex/hash_map.h rw/stdex/hash_set.h])
491 if test "$ENABLE_THREADS" -eq 1 ; then
492 AC_CHECK_HEADERS(pthread.h)
495 dnl===-----------------------------------------------------------------------===
497 dnl=== SECTION 7: Check for types and structures
499 dnl===-----------------------------------------------------------------------===
505 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
506 AC_CHECK_TYPES([uint64_t],,
507 AC_CHECK_TYPES([u_int64_t],,
508 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
510 dnl===-----------------------------------------------------------------------===
512 dnl=== SECTION 8: Check for specific functions needed
514 dnl===-----------------------------------------------------------------------===
516 AC_CHECK_FUNCS([backtrace getcwd getpagesize getrusage gettimeofday ])
517 AC_CHECK_FUNCS([isatty mkdtemp mkstemp mktemp ])
518 AC_CHECK_FUNCS([realpath sbrk setrlimit strdup strerror strerror_r ])
519 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
524 dnl Check for variations in the Standard C++ library and STL. These macros are
525 dnl provided by LLVM in the autoconf/m4 directory.
528 AC_CXX_HAVE_STD_ITERATOR
529 AC_CXX_HAVE_BI_ITERATOR
530 AC_CXX_HAVE_FWD_ITERATOR
534 dnl Check for mmap and mprotect support. We need both to do the JIT and for
535 dnl bytecode loading, etc. We also need to know if /dev/zero is required to
536 dnl be opened for allocating RWX memory.
539 AC_NEED_DEV_ZERO_FOR_MMAP
540 AC_CHECK_FUNC(mprotect,,
541 AC_MSG_ERROR([Function mprotect() required but not found]))
543 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
545 AC_MSG_WARN([mmap() of a fixed address required but not supported])
547 if test "$ac_cv_func_mmap_file" = "no"
549 AC_MSG_WARN([mmap() of files required but not found])
552 dnl===-----------------------------------------------------------------------===
554 dnl=== SECTION 9: Additional checks, variables, etc.
556 dnl===-----------------------------------------------------------------------===
558 dnl See if the llvm-gcc executable can compile to LLVM assembly
559 AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
560 [llvm_cv_llvmgcc_sanity="no"
561 if test -x "$LLVMGCC" ; then
562 cp /dev/null conftest.c
563 "$LLVMGCC" -S -o - conftest.c | grep implementation > /dev/null 2>&1
564 if test $? -eq 0 ; then
565 llvm_cv_llvmgcc_sanity="yes"
570 dnl Since we have a sane llvm-gcc, identify it and its sub-tools
571 if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
572 llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
573 AC_SUBST(LLVMCC1,$llvmcc1path)
574 llvmcc1pluspath=`"$LLVMGCC" --print-prog-name=cc1plus`
575 AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
576 llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
577 AC_SUBST(LLVMGCCDIR,$llvmgccdir)
580 dnl Propagate the shared library extension that the libltdl checks did to
581 dnl the Makefiles so we can use it there too
582 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
584 # Translate the various configuration directories and other basic
585 # information into substitutions that will end up in Makefile.config.in
586 # that these configured values can be used by the makefiles
587 eval LLVM_PREFIX="${prefix}";
588 eval LLVM_BINDIR="${prefix}/bin";
589 eval LLVM_LIBDIR="${prefix}/lib";
590 eval LLVM_DATADIR="${prefix}/share/llvm";
591 eval LLVM_DOCSDIR="${prefix}/docs/llvm";
592 eval LLVM_ETCDIR="${prefix}/etc/llvm";
593 eval LLVM_INCLUDEDIR="${prefix}/include";
594 eval LLVM_INFODIR="${prefix}/info";
595 eval LLVM_MANDIR="${prefix}/man";
596 LLVM_CONFIGTIME=`date`
597 AC_SUBST(LLVM_PREFIX)
598 AC_SUBST(LLVM_BINDIR)
599 AC_SUBST(LLVM_LIBDIR)
600 AC_SUBST(LLVM_DATADIR)
601 AC_SUBST(LLVM_DOCSDIR)
602 AC_SUBST(LLVM_ETCDIR)
603 AC_SUBST(LLVM_INCLUDEDIR)
604 AC_SUBST(LLVM_INFODIR)
605 AC_SUBST(LLVM_MANDIR)
606 AC_SUBST(LLVM_CONFIGTIME)
608 # Place the various directores into the config.h file as #defines so that we
609 # can know about the installation paths within LLVM.
610 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
611 [Installation prefix directory])
612 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
613 [Installation directory for binary executables])
614 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
615 [Installation directory for libraries])
616 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
617 [Installation directory for data files])
618 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DOCSDIR",
619 [Installation directory for documentation])
620 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
621 [Installation directory for config files])
622 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
623 [Installation directory for include files])
624 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
625 [Installation directory for .info files])
626 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
627 [Installation directory for man pages])
628 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
629 [Time at which LLVM was configured])
631 dnl===-----------------------------------------------------------------------===
633 dnl=== SECTION 10: Specify the output files and generate it
635 dnl===-----------------------------------------------------------------------===
637 dnl Configure header files
638 dnl WARNING: dnl If you add or remove any of the following config headers, then
639 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
640 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
641 dnl files can be updated automatically when their *.in sources change.
642 AC_CONFIG_HEADERS([include/llvm/Config/config.h])
643 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
644 AC_CONFIG_HEADERS([include/llvm/ADT/hash_map])
645 AC_CONFIG_HEADERS([include/llvm/ADT/hash_set])
646 AC_CONFIG_HEADERS([include/llvm/ADT/iterator])
648 dnl Configure the makefile's configuration data
649 AC_CONFIG_FILES([Makefile.config])
651 dnl Configure doxygen's configuration file
652 AC_CONFIG_FILES([docs/doxygen.cfg])
654 dnl Do special configuration of Makefiles
655 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
656 AC_CONFIG_MAKEFILE(Makefile)
657 AC_CONFIG_MAKEFILE(Makefile.common)
658 AC_CONFIG_MAKEFILE(examples/Makefile)
659 AC_CONFIG_MAKEFILE(lib/Makefile)
660 AC_CONFIG_MAKEFILE(runtime/Makefile)
661 AC_CONFIG_MAKEFILE(test/Makefile)
662 AC_CONFIG_MAKEFILE(test/Makefile.tests)
663 AC_CONFIG_MAKEFILE(tools/Makefile)
664 AC_CONFIG_MAKEFILE(utils/Makefile)
665 AC_CONFIG_MAKEFILE(projects/Makefile)
667 dnl Finally, crank out the output
670 dnl Warn loudly if llvm-gcc was not obviously working
671 if test "$llvm_cv_llvmgcc_sanity" = "no" ; then
672 AC_MSG_WARN([***** llvm-gcc/llvm-g++ was not found, or does not appear to be ])
673 AC_MSG_WARN([***** working. Please make sure you have llvmgcc and llvmg++ in])
674 AC_MSG_WARN([***** your path before configuring LLVM. The runtime libraries])
675 AC_MSG_WARN([***** (llvm/runtime) will not be built but you should be able to])
676 AC_MSG_WARN([***** build the llvm tools.])