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]],[[2.6svn]],[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) 2003-2008 University of Illinois at Urbana-Champaign."])
39 AC_COPYRIGHT([Copyright (c) 2003-2008 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 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;;
72 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;;
73 # llvm-test is the old name of the test-suite, kept here for backwards
75 llvm-test) AC_CONFIG_SUBDIRS([projects/llvm-test]) ;;
76 test-suite) AC_CONFIG_SUBDIRS([projects/test-suite]) ;;
77 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);;
78 llvm-gcc) AC_CONFIG_SUBDIRS([projects/llvm-gcc]) ;;
79 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;;
80 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;;
81 llvm-poolalloc) AC_CONFIG_SUBDIRS([projects/llvm-poolalloc]) ;;
82 poolalloc) AC_CONFIG_SUBDIRS([projects/poolalloc]) ;;
83 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;;
85 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically])
91 dnl===-----------------------------------------------------------------------===
93 dnl=== SECTION 2: Architecture, target, and host checks
95 dnl===-----------------------------------------------------------------------===
97 dnl Check the target for which we're compiling and the host that will do the
98 dnl compilations. This will tell us which LLVM compiler will be used for
99 dnl compiling SSA into object code. This needs to be done early because
100 dnl following tests depend on it.
103 dnl Determine the platform type and cache its value. This helps us configure
104 dnl the System library to the correct build platform.
105 AC_CACHE_CHECK([type of operating system we're going to host on],
109 llvm_cv_link_all_option="-Wl,--whole-archive"
110 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
111 llvm_cv_os_type="AIX"
112 llvm_cv_platform_type="Unix" ;;
114 llvm_cv_link_all_option="-Wl,--whole-archive"
115 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
116 llvm_cv_os_type="IRIX"
117 llvm_cv_platform_type="Unix" ;;
119 llvm_cv_link_all_option="-Wl,--whole-archive"
120 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
121 llvm_cv_os_type="Cygwin"
122 llvm_cv_platform_type="Unix" ;;
124 llvm_cv_link_all_option="-Wl,-all_load"
125 llvm_cv_no_link_all_option="-Wl,-noall_load"
126 llvm_cv_os_type="Darwin"
127 llvm_cv_platform_type="Unix" ;;
129 llvm_cv_link_all_option="-Wl,--whole-archive"
130 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
131 llvm_cv_os_type="FreeBSD"
132 llvm_cv_platform_type="Unix" ;;
134 llvm_cv_link_all_option="-Wl,--whole-archive"
135 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
136 llvm_cv_os_type="OpenBSD"
137 llvm_cv_platform_type="Unix" ;;
139 llvm_cv_link_all_option="-Wl,--whole-archive"
140 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
141 llvm_cv_os_type="NetBSD"
142 llvm_cv_platform_type="Unix" ;;
144 llvm_cv_link_all_option="-Wl,--whole-archive"
145 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
146 llvm_cv_os_type="DragonFly"
147 llvm_cv_platform_type="Unix" ;;
149 llvm_cv_link_all_option="-Wl,--whole-archive"
150 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
151 llvm_cv_os_type="HP-UX"
152 llvm_cv_platform_type="Unix" ;;
154 llvm_cv_link_all_option="-Wl,--whole-archive"
155 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
156 llvm_cv_os_type="Interix"
157 llvm_cv_platform_type="Unix" ;;
159 llvm_cv_link_all_option="-Wl,--whole-archive"
160 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
161 llvm_cv_os_type="Linux"
162 llvm_cv_platform_type="Unix" ;;
164 llvm_cv_link_all_option="-Wl,-z,allextract"
165 llvm_cv_no_link_all_option="-Wl,-z,defaultextract"
166 llvm_cv_os_type="SunOS"
167 llvm_cv_platform_type="Unix" ;;
169 llvm_cv_link_all_option="-Wl,--whole-archive"
170 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
171 llvm_cv_os_type="Win32"
172 llvm_cv_platform_type="Win32" ;;
174 llvm_cv_link_all_option="-Wl,--whole-archive"
175 llvm_cv_no_link_all_option="-Wl,--no-whole-archive"
176 llvm_cv_os_type="MingW"
177 llvm_cv_platform_type="Win32" ;;
179 llvm_cv_link_all_option=""
180 llvm_cv_no_link_all_option=""
181 llvm_cv_os_type="Unknown"
182 llvm_cv_platform_type="Unknown" ;;
185 dnl Make sure we aren't attempting to configure for an unknown system
186 if test "$llvm_cv_os_type" = "Unknown" ; then
187 AC_MSG_ERROR([Operating system is unknown, configure can't continue])
190 dnl Set the "OS" Makefile variable based on the platform type so the
191 dnl makefile can configure itself to specific build hosts
192 AC_SUBST(OS,$llvm_cv_os_type)
194 dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform
195 AC_SUBST(LINKALL,$llvm_cv_link_all_option)
196 AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option)
198 dnl Set the "LLVM_ON_*" variables based on llvm_cvs_platform_type
199 dnl This is used by lib/System to determine the basic kind of implementation
201 case $llvm_cv_platform_type in
203 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform])
204 AC_SUBST(LLVM_ON_UNIX,[1])
205 AC_SUBST(LLVM_ON_WIN32,[0])
208 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform])
209 AC_SUBST(LLVM_ON_UNIX,[0])
210 AC_SUBST(LLVM_ON_WIN32,[1])
214 dnl Determine what our target architecture is and configure accordingly.
215 dnl This will allow Makefiles to make a distinction between the hardware and
217 AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch],
219 i?86-*) llvm_cv_target_arch="x86" ;;
220 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;;
221 sparc*-*) llvm_cv_target_arch="Sparc" ;;
222 powerpc*-*) llvm_cv_target_arch="PowerPC" ;;
223 alpha*-*) llvm_cv_target_arch="Alpha" ;;
224 ia64-*) llvm_cv_target_arch="IA64" ;;
225 arm*-*) llvm_cv_target_arch="ARM" ;;
226 mips-*) llvm_cv_target_arch="Mips" ;;
227 pic16-*) llvm_cv_target_arch="PIC16" ;;
228 xcore-*) llvm_cv_target_arch="XCore" ;;
229 msp430-*) llvm_cv_target_arch="MSP430" ;;
230 *) llvm_cv_target_arch="Unknown" ;;
233 if test "$llvm_cv_target_arch" = "Unknown" ; then
234 AC_MSG_WARN([Configuring LLVM for an unknown target archicture])
237 dnl Define a substitution, ARCH, for the target architecture
238 AC_SUBST(ARCH,$llvm_cv_target_arch)
240 dnl Check for the endianness of the target
241 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
243 dnl Check for build platform executable suffix if we're crosscompiling
244 if test "$cross_compiling" = yes; then
245 AC_SUBST(LLVM_CROSS_COMPILING, [1])
247 ac_build_prefix=${build_alias}-
248 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++)
249 if test -z "$BUILD_CXX"; then
250 AC_CHECK_PROG(BUILD_CXX, g++, g++)
251 if test -z "$BUILD_CXX"; then
252 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++)
256 AC_SUBST(LLVM_CROSS_COMPILING, [0])
259 dnl Check to see if there's a "CVS" (or .svn or .git) directory indicating
260 dnl that this build is being done from a checkout. This sets up several
261 dnl defaults for the command line switches. When we build with a CVS directory,
262 dnl we get a debug with assertions turned on. Without, we assume a source
263 dnl release and we get an optimized build without assertions.
264 dnl See --enable-optimized and --enable-assertions below
265 if test -d "CVS" -o -d "${srcdir}/CVS" -o -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then
268 AC_SUBST(CVSBUILD,[[CVSBUILD=1]])
274 dnl===-----------------------------------------------------------------------===
276 dnl=== SECTION 3: Command line arguments for the configure script.
278 dnl===-----------------------------------------------------------------------===
280 dnl --enable-optimized : check whether they want to do an optimized build:
281 AC_ARG_ENABLE(optimized, AS_HELP_STRING(
282 [--enable-optimized,Compile with optimizations enabled (default is NO)]),,enableval=$optimize)
283 if test ${enableval} = "no" ; then
284 AC_SUBST(ENABLE_OPTIMIZED,[[]])
286 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
289 dnl --enable-profiling : check whether they want to do a profile build:
290 AC_ARG_ENABLE(profiling, AS_HELP_STRING(
291 [--enable-profiling,Compile with profiling enabled (default is NO)]),,enableval="no")
292 if test ${enableval} = "no" ; then
293 AC_SUBST(ENABLE_PROFILING,[[]])
295 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]])
298 dnl --enable-assertions : check whether they want to turn on assertions or not:
299 AC_ARG_ENABLE(assertions,AS_HELP_STRING(
300 [--enable-assertions,Compile with assertion checks enabled (default is YES)]),, enableval="yes")
301 if test ${enableval} = "yes" ; then
302 AC_SUBST(DISABLE_ASSERTIONS,[[]])
304 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]])
307 dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks:
308 AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING(
309 [--enable-expensive-checks,Compile with expensive debug checks enabled (default is NO)]),, enableval="no")
310 if test ${enableval} = "yes" ; then
311 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]])
312 AC_SUBST(EXPENSIVE_CHECKS,[[yes]])
314 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]])
315 AC_SUBST(EXPENSIVE_CHECKS,[[no]])
318 dnl --enable-debug-runtime : should runtime libraries have debug symbols?
319 AC_ARG_ENABLE(debug-runtime,
320 AS_HELP_STRING([--enable-debug-runtime,Build runtime libs with debug symbols (default is NO)]),,enableval=no)
321 if test ${enableval} = "no" ; then
322 AC_SUBST(DEBUG_RUNTIME,[[]])
324 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]])
327 dnl --enable-jit: check whether they want to enable the jit
329 AS_HELP_STRING(--enable-jit,
330 [Enable Just In Time Compiling (default is YES)]),,
332 if test ${enableval} = "no"
336 case "$llvm_cv_target_arch" in
337 x86) AC_SUBST(TARGET_HAS_JIT,1) ;;
338 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;;
339 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;;
340 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;;
341 Alpha) AC_SUBST(TARGET_HAS_JIT,1) ;;
342 IA64) AC_SUBST(TARGET_HAS_JIT,0) ;;
343 ARM) AC_SUBST(TARGET_HAS_JIT,0) ;;
344 Mips) AC_SUBST(TARGET_HAS_JIT,0) ;;
345 PIC16) AC_SUBST(TARGET_HAS_JIT,0) ;;
346 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;;
347 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;;
348 *) AC_SUBST(TARGET_HAS_JIT,0) ;;
352 dnl Allow enablement of doxygen generated documentation
353 AC_ARG_ENABLE(doxygen,
354 AS_HELP_STRING([--enable-doxygen],
355 [Build doxygen documentation (default is NO)]),,
358 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;;
359 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
360 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;;
361 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;;
364 dnl Allow disablement of threads
365 AC_ARG_ENABLE(threads,
366 AS_HELP_STRING([--enable-threads],
367 [Use threads if available (default is YES)]),,
370 yes) AC_SUBST(ENABLE_THREADS,[1]) ;;
371 no) AC_SUBST(ENABLE_THREADS,[0]) ;;
372 default) AC_SUBST(ENABLE_THREADS,[1]) ;;
373 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;;
376 dnl Allow building without position independent code
378 AS_HELP_STRING([--enable-pic],
379 [Build LLVM with Position Independent Code (default is YES)]),,
382 yes) AC_SUBST(ENABLE_PIC,[1]) ;;
383 no) AC_SUBST(ENABLE_PIC,[0]) ;;
384 default) AC_SUBST(ENABLE_PIC,[1]) ;;
385 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;;
387 AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC,
388 [Define if position independent code is enabled])
390 dnl Allow specific targets to be specified for building (or not)
392 AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
393 [Build specific host targets: all,host-only,{target-name} (default=all)]),,
396 all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha IA64 ARM Mips CellSPU PIC16 XCore MSP430 CBackend MSIL CppBackend" ;;
398 case "$llvm_cv_target_arch" in
399 x86) TARGETS_TO_BUILD="X86" ;;
400 x86_64) TARGETS_TO_BUILD="X86" ;;
401 Sparc) TARGETS_TO_BUILD="Sparc" ;;
402 PowerPC) TARGETS_TO_BUILD="PowerPC" ;;
403 Alpha) TARGETS_TO_BUILD="Alpha" ;;
404 IA64) TARGETS_TO_BUILD="IA64" ;;
405 ARM) TARGETS_TO_BUILD="ARM" ;;
406 Mips) TARGETS_TO_BUILD="Mips" ;;
407 CellSPU|SPU) TARGETS_TO_BUILD="CellSPU" ;;
408 PIC16) TARGETS_TO_BUILD="PIC16" ;;
409 XCore) TARGETS_TO_BUILD="XCore" ;;
410 MSP430) TARGETS_TO_BUILD="MSP430" ;;
411 *) AC_MSG_ERROR([Can not set target to build]) ;;
414 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
416 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
417 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
418 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;;
419 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;;
420 alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;;
421 ia64) TARGETS_TO_BUILD="IA64 $TARGETS_TO_BUILD" ;;
422 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;;
423 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;;
424 spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;;
425 pic16) TARGETS_TO_BUILD="PIC16 $TARGETS_TO_BUILD" ;;
426 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;;
427 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;;
428 cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
429 msil) TARGETS_TO_BUILD="MSIL $TARGETS_TO_BUILD" ;;
430 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
431 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;;
436 AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD)
438 dnl Prevent the CBackend from using printf("%a") for floating point so older
439 dnl C compilers that cannot deal with the 0x0p+0 hex floating point format
440 dnl can still compile the CBE's output
441 AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a],
442 [Enable C Backend output with hex floating point via %a (default is YES)]),,
445 yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
446 no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;;
447 default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;;
448 *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;;
450 AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A,
451 [Define if CBE is enabled for printf %a output])
453 dnl Allow a specific llvm-gcc/llvm-g++ pair to be used with this LLVM config.
454 AC_ARG_WITH(llvmgccdir,
455 AS_HELP_STRING([--with-llvmgccdir],
456 [Specify location of llvm-gcc install dir (default searches PATH)]),,
459 default) WITH_LLVMGCCDIR=default ;;
460 /* | [[A-Za-z]]:[[\\/]]*) WITH_LLVMGCCDIR=$withval ;;
461 *) AC_MSG_ERROR([Invalid path for --with-llvmgccdir. Provide full path]) ;;
464 dnl Allow a specific llvm-gcc compiler to be used with this LLVM config.
466 AS_HELP_STRING([--with-llvmgcc],
467 [Specify location of llvm-gcc driver (default searches PATH)]),
468 LLVMGCC=$with_llvmgcc
471 dnl Allow a specific llvm-g++ compiler to be used with this LLVM config.
473 AS_HELP_STRING([--with-llvmgxx],
474 [Specify location of llvm-g++ driver (default searches PATH)]),
475 LLVMGXX=$with_llvmgxx
478 if test -n "$LLVMGCC"; then
479 LLVMGCCCOMMAND="$LLVMGCC"
482 if test -n "$LLVMGXX"; then
483 LLVMGXXCOMMAND="$LLVMGXX"
486 if test -n "$LLVMGCC" && test -z "$LLVMGXX"; then
487 AC_MSG_ERROR([Invalid llvm-g++. Use --with-llvmgxx when --with-llvmgcc is used]);
490 if test -n "$LLVMGXX" && test -z "$LLVMGCC"; then
491 AC_MSG_ERROR([Invalid llvm-gcc. Use --with-llvmgcc when --with-llvmgxx is used]);
494 dnl Specify extra build options
495 AC_ARG_WITH(extra-options,
496 AS_HELP_STRING([--with-extra-options],
497 [Specify additional options to compile LLVM with]),,
500 default) EXTRA_OPTIONS= ;;
501 *) EXTRA_OPTIONS=$withval ;;
503 AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS)
505 dnl Allow specific bindings to be specified for building (or not)
506 AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings],
507 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),,
511 yes | default | auto) BINDINGS_TO_BUILD="auto" ;;
512 all ) BINDINGS_TO_BUILD="ocaml" ;;
513 none | no) BINDINGS_TO_BUILD="" ;;
514 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do
516 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;;
517 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;;
523 dnl Allow the ocaml libdir to be overridden. This could go in a configure
524 dnl script for bindings/ocaml/configure, except that its auto value depends on
525 dnl OCAMLC, which is found here to support tests.
526 AC_ARG_WITH([ocaml-libdir],
527 [AS_HELP_STRING([--with-ocaml-libdir],
528 [Specify install location for ocaml bindings (default is stdlib)])],
532 auto) with_ocaml_libdir="$withval" ;;
533 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;;
534 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;;
537 dnl Allow linking of LLVM with GPLv3 binutils code.
538 AC_ARG_WITH(binutils-include,
539 AS_HELP_STRING([--with-binutils-include],
540 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),,
543 default) WITH_BINUTILS_INCDIR=default ;;
544 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;;
545 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;;
547 if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then
548 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR)
549 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then
550 echo "$WITH_BINUTILS_INCDIR/plugin-api.h"
551 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]);
555 dnl===-----------------------------------------------------------------------===
557 dnl=== SECTION 4: Check for programs we need and that they are the right version
559 dnl===-----------------------------------------------------------------------===
561 dnl Check for compilation tools
569 dnl Check for the tools that the makefiles require
572 AC_PATH_PROG(CMP, [cmp], [cmp])
573 AC_PATH_PROG(CP, [cp], [cp])
574 AC_PATH_PROG(DATE, [date], [date])
575 AC_PATH_PROG(FIND, [find], [find])
576 AC_PATH_PROG(GREP, [grep], [grep])
577 AC_PATH_PROG(MKDIR,[mkdir],[mkdir])
578 AC_PATH_PROG(MV, [mv], [mv])
580 AC_PATH_PROG(RM, [rm], [rm])
581 AC_PATH_PROG(SED, [sed], [sed])
582 AC_PATH_PROG(TAR, [tar], [gtar])
583 AC_PATH_PROG(BINPWD,[pwd], [pwd])
585 dnl Looking for misc. graph plotting software
586 AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz])
587 if test "$GRAPHVIZ" != "echo Graphviz" ; then
588 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available])
589 dnl If we're targeting for mingw we should emit windows paths, not msys
590 if test "$llvm_cv_os_type" = "MingW" ; then
591 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
593 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}",
594 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise])
596 AC_PATH_PROG(DOT, [dot], [echo dot])
597 if test "$DOT" != "echo dot" ; then
598 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available])
599 dnl If we're targeting for mingw we should emit windows paths, not msys
600 if test "$llvm_cv_os_type" = "MingW" ; then
601 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
603 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}",
604 [Define to path to dot program if found or 'echo dot' otherwise])
606 AC_PATH_PROGS(GV, [gv gsview32], [echo gv])
607 if test "$GV" != "echo gv" ; then
608 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available])
609 dnl If we're targeting for mingw we should emit windows paths, not msys
610 if test "$llvm_cv_os_type" = "MingW" ; then
611 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
613 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}",
614 [Define to path to gv program if found or 'echo gv' otherwise])
616 AC_PATH_PROG(DOTTY, [dotty], [echo dotty])
617 if test "$DOTTY" != "echo dotty" ; then
618 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available])
619 dnl If we're targeting for mingw we should emit windows paths, not msys
620 if test "$llvm_cv_os_type" = "MingW" ; then
621 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' `
623 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}",
624 [Define to path to dotty program if found or 'echo dotty' otherwise])
627 dnl Look for a sufficiently recent version of Perl.
628 LLVM_PROG_PERL([5.006])
630 if test x"$PERL" = xnone; then
631 AC_SUBST(HAVE_PERL,0)
632 AC_MSG_ERROR([perl is required but was not found, please install it])
634 AC_SUBST(HAVE_PERL,1)
637 dnl Find the install program
640 dnl Checks for documentation and testing tools that we can do without. If these
641 dnl are not found then they are set to "true" which always succeeds but does
642 dnl nothing. This just lets the build output show that we could have done
643 dnl something if the tool was available.
644 AC_PATH_PROG(BZIP2, [bzip2])
645 AC_PATH_PROG(DOXYGEN, [doxygen])
646 AC_PATH_PROG(GROFF, [groff])
647 AC_PATH_PROG(GZIP, [gzip])
648 AC_PATH_PROG(POD2HTML, [pod2html])
649 AC_PATH_PROG(POD2MAN, [pod2man])
650 AC_PATH_PROG(RUNTEST, [runtest])
652 AC_PATH_PROG(ZIP, [zip])
653 AC_PATH_PROGS(OCAMLC, [ocamlc])
654 AC_PATH_PROGS(OCAMLOPT, [ocamlopt])
655 AC_PATH_PROGS(OCAMLDEP, [ocamldep])
656 AC_PATH_PROGS(OCAMLDOC, [ocamldoc])
657 AC_PATH_PROGS(GAS, [gas as])
659 dnl Determine whether the linker supports the -R option.
662 dnl Determine whether the linker supports the -export-dynamic option.
663 AC_LINK_EXPORT_DYNAMIC
665 dnl Check for libtool and the library that has dlopen function (which must come
666 dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with
672 if test "$lt_cv_dlopen_self" = "yes" ; then
673 AC_DEFINE([CAN_DLOPEN_SELF],[1],
674 [Define if dlopen(0) will open the symbols of the program])
678 if test "$WITH_LLVMGCCDIR" = "default" ; then
679 LLVMGCC="llvm-gcc${EXEEXT}"
680 LLVMGXX="llvm-g++${EXEEXT}"
681 LLVMGCCCOMMAND="$LLVMGCC"
682 LLVMGXXCOMMAND="$LLVMGXX"
683 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
684 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
685 AC_PATH_PROG(LLVMGCC, $LLVMGCC, [])
686 AC_PATH_PROG(LLVMGXX, $LLVMGXX, [])
688 if test -z "$LLVMGCC"; then
689 LLVMGCC="$WITH_LLVMGCCDIR/bin/llvm-gcc${EXEEXT}"
690 LLVMGCCCOMMAND="$LLVMGCC"
692 if test -z "$LLVMGXX"; then
693 LLVMGXX="$WITH_LLVMGCCDIR/bin/llvm-g++${EXEEXT}"
694 LLVMGXXCOMMAND="$LLVMGXX"
697 AC_SUBST(LLVMGCC,$LLVMGCC)
698 AC_SUBST(LLVMGXX,$LLVMGXX)
699 AC_SUBST(LLVMGCCCOMMAND,$LLVMGCCCOMMAND)
700 AC_SUBST(LLVMGXXCOMMAND,$LLVMGXXCOMMAND)
704 AC_MSG_CHECKING([tool compatibility])
706 dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as
707 dnl ICC; we use GCC specific options in the makefiles so the compiler needs
708 dnl to support those options.
709 dnl "icc" emits gcc signatures
710 dnl "icc -no-gcc" emits no gcc signature BUT is still compatible
722 if test "$GCC" != "yes" && test "$ICC" != "yes"
724 AC_MSG_ERROR([gcc|icc required but not found])
727 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
728 if test "$GXX" != "yes" && test "$IXX" != "yes"
730 AC_MSG_ERROR([g++|icc required but not found])
733 dnl Verify that GCC is version 3.0 or higher
734 if test "$GCC" = "yes"
736 AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3
737 #error Unsupported GCC version
739 ]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])])
742 dnl Check for GNU Make. We use its extensions, so don't build without it
743 if test -z "$llvm_cv_gnu_make_command"
745 AC_MSG_ERROR([GNU Make required but not found])
748 dnl Tool compatibility is okay if we make it here.
751 dnl===-----------------------------------------------------------------------===
753 dnl=== SECTION 5: Check for libraries
755 dnl===-----------------------------------------------------------------------===
757 dnl libelf is for sparc only; we can ignore it if we don't have it
758 AC_CHECK_LIB(elf, elf_begin)
760 if test "$llvm_cv_os_type" = "MingW" ; then
761 AC_CHECK_LIB(imagehlp, main)
762 AC_CHECK_LIB(psapi, main)
765 dnl dlopen() is required for plugin support.
766 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],
767 [Define if dlopen() is available on this platform.]),
768 AC_MSG_WARN([dlopen() not found - disabling plugin support]))
770 dnl libffi is optional; used to call external functions from the interpreter
771 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1],
772 [Define if libffi is available on this platform.]),
773 AC_MSG_WARN([libffi not found - disabling external calls from interpreter]))
775 dnl mallinfo is optional; the code can compile (minus features) without it
776 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],
777 [Define if mallinfo() is available on this platform.]))
779 dnl pthread locking functions are optional - but llvm will not be thread-safe
781 if test "$ENABLE_THREADS" -eq 1 ; then
782 AC_CHECK_LIB(pthread,pthread_mutex_init)
783 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,
784 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1],
785 [Have pthread_mutex_lock]))
788 dnl Allow extra x86-disassembler library
790 AS_HELP_STRING([--with-udis86=<path>],
791 [Use udis86 external x86 disassembler library]),
793 AC_SUBST(USE_UDIS86, [1])
796 *) LDFLAGS="$LDFLAGS -L${withval}" ;;
798 AC_CHECK_LIB(udis86, ud_init, [], [
799 echo "Error! You need to have libudis86 around."
803 AC_SUBST(USE_UDIS86, [0]))
804 AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86,
805 [Define if use udis86 library])
807 dnl===-----------------------------------------------------------------------===
809 dnl=== SECTION 6: Check for header files
811 dnl===-----------------------------------------------------------------------===
813 dnl First, use autoconf provided macros for specific headers that we need
814 dnl We don't check for ancient stuff or things that are guaranteed to be there
815 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
816 dnl Generally we're looking for POSIX headers.
818 AC_HEADER_MMAP_ANONYMOUS
824 AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h])
825 AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h])
826 AC_CHECK_HEADERS([utime.h windows.h])
827 AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h])
828 AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h])
829 if test "$ENABLE_THREADS" -eq 1 ; then
830 AC_CHECK_HEADERS(pthread.h,
831 AC_SUBST(HAVE_PTHREAD, 1),
832 AC_SUBST(HAVE_PTHREAD, 0))
834 AC_SUBST(HAVE_PTHREAD, 0)
837 dnl Try to find ffi.h.
838 AC_CHECK_HEADERS([ffi.h ffi/ffi.h])
840 dnl===-----------------------------------------------------------------------===
842 dnl=== SECTION 7: Check for types and structures
844 dnl===-----------------------------------------------------------------------===
851 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
852 AC_CHECK_TYPES([uint64_t],,
853 AC_CHECK_TYPES([u_int64_t],,
854 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found])))
856 dnl===-----------------------------------------------------------------------===
858 dnl=== SECTION 8: Check for specific functions needed
860 dnl===-----------------------------------------------------------------------===
862 AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ])
863 AC_CHECK_FUNCS([powf fmodf strtof round ])
864 AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ])
865 AC_CHECK_FUNCS([isatty mkdtemp mkstemp ])
866 AC_CHECK_FUNCS([mktemp realpath sbrk setrlimit strdup strerror strerror_r ])
867 AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ])
868 AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp])
873 dnl Check for variations in the Standard C++ library and STL. These macros are
874 dnl provided by LLVM in the autoconf/m4 directory.
875 AC_CXX_HAVE_STD_ITERATOR
876 AC_CXX_HAVE_BI_ITERATOR
877 AC_CXX_HAVE_FWD_ITERATOR
881 dnl Check for mmap support.We also need to know if /dev/zero is required to
882 dnl be opened for allocating RWX memory.
883 dnl Make sure we aren't attempting to configure for an unknown system
884 if test "$llvm_cv_platform_type" = "Unix" ; then
887 AC_NEED_DEV_ZERO_FOR_MMAP
889 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
891 AC_MSG_WARN([mmap() of a fixed address required but not supported])
893 if test "$ac_cv_func_mmap_file" = "no"
895 AC_MSG_WARN([mmap() of files required but not found])
899 dnl atomic builtins are required for threading support.
900 if test "$ENABLE_THREADS" -eq 1 ; then
901 AC_MSG_CHECKING(for GCC atomic builtins)
905 volatile unsigned long val = 1;
906 __sync_synchronize();
907 __sync_val_compare_and_swap(&val, 1, 0);
913 AC_SUBST(ENABLE_THREADS, [0])
914 AC_MSG_WARN([Threading support disabled because atomic builtins are missing]))
917 AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled])
919 dnl===-----------------------------------------------------------------------===
921 dnl=== SECTION 9: Additional checks, variables, etc.
923 dnl===-----------------------------------------------------------------------===
925 dnl Check, whether __dso_handle is present
926 AC_CHECK_FUNCS([__dso_handle])
928 dnl See if the llvm-gcc executable can compile to LLVM assembly
929 AC_CACHE_CHECK([whether llvm-gcc is sane],[llvm_cv_llvmgcc_sanity],
930 [llvm_cv_llvmgcc_sanity="no"
931 if test -x "$LLVMGCC" ; then
932 cp /dev/null conftest.c
933 "$LLVMGCC" -emit-llvm -S -o - conftest.c | \
934 grep 'target datalayout =' > /dev/null 2>&1
935 if test $? -eq 0 ; then
936 llvm_cv_llvmgcc_sanity="yes"
941 dnl Since we have a sane llvm-gcc, identify it and its sub-tools
942 if test "$llvm_cv_llvmgcc_sanity" = "yes" ; then
943 AC_MSG_CHECKING([llvm-gcc component support])
944 llvmcc1path=`"$LLVMGCC" --print-prog-name=cc1`
945 AC_SUBST(LLVMCC1,$llvmcc1path)
946 llvmcc1pluspath=`"$LLVMGCC" --print-prog-name=cc1plus`
947 AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
948 llvmgccdir=`echo "$llvmcc1path" | sed 's,/libexec/.*,,'`
949 AC_SUBST(LLVMGCCDIR,$llvmgccdir)
950 llvmgcclibexec=`echo "$llvmcc1path" | sed 's,/cc1,,'`
951 AC_SUBST(LLVMGCCLIBEXEC,$llvmgcclibexec)
952 llvmgccversion=[`"$LLVMGCC" -dumpversion 2>&1 | sed 's/^\([0-9.]*\).*/\1/'`]
953 llvmgccmajvers=[`echo $llvmgccversion | sed 's/^\([0-9]\).*/\1/'`]
954 AC_SUBST(LLVMGCC_VERSION,$llvmgccversion)
955 AC_SUBST(LLVMGCC_MAJVERS,$llvmgccmajvers)
956 llvmgcclangs=[`"$LLVMGCC" -v --help 2>&1 | grep '^Configured with:' | sed 's/^.*--enable-languages=\([^ ]*\).*/\1/'`]
957 AC_SUBST(LLVMGCC_LANGS,$llvmgcclangs)
961 dnl Propagate the shared library extension that the libltdl checks did to
962 dnl the Makefiles so we can use it there too
963 AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext)
965 # Translate the various configuration directories and other basic
966 # information into substitutions that will end up in Makefile.config.in
967 # that these configured values can be used by the makefiles
968 if test "${prefix}" = "NONE" ; then
971 eval LLVM_PREFIX="${prefix}";
972 eval LLVM_BINDIR="${prefix}/bin";
973 eval LLVM_LIBDIR="${prefix}/lib";
974 eval LLVM_DATADIR="${prefix}/share/llvm";
975 eval LLVM_DOCSDIR="${prefix}/docs/llvm";
976 eval LLVM_ETCDIR="${prefix}/etc/llvm";
977 eval LLVM_INCLUDEDIR="${prefix}/include";
978 eval LLVM_INFODIR="${prefix}/info";
979 eval LLVM_MANDIR="${prefix}/man";
980 LLVM_CONFIGTIME=`date`
981 AC_SUBST(LLVM_PREFIX)
982 AC_SUBST(LLVM_BINDIR)
983 AC_SUBST(LLVM_LIBDIR)
984 AC_SUBST(LLVM_DATADIR)
985 AC_SUBST(LLVM_DOCSDIR)
986 AC_SUBST(LLVM_ETCDIR)
987 AC_SUBST(LLVM_INCLUDEDIR)
988 AC_SUBST(LLVM_INFODIR)
989 AC_SUBST(LLVM_MANDIR)
990 AC_SUBST(LLVM_CONFIGTIME)
992 # Place the various directores into the config.h file as #defines so that we
993 # can know about the installation paths within LLVM.
994 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX",
995 [Installation prefix directory])
996 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR",
997 [Installation directory for binary executables])
998 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR",
999 [Installation directory for libraries])
1000 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR",
1001 [Installation directory for data files])
1002 AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR",
1003 [Installation directory for documentation])
1004 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR",
1005 [Installation directory for config files])
1006 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR",
1007 [Installation directory for include files])
1008 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR",
1009 [Installation directory for .info files])
1010 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR",
1011 [Installation directory for man pages])
1012 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME",
1013 [Time at which LLVM was configured])
1014 AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host",
1015 [Host triple we were built on])
1017 # Determine which bindings to build.
1018 if test "$BINDINGS_TO_BUILD" = auto ; then
1019 BINDINGS_TO_BUILD=""
1020 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then
1021 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD"
1024 AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD)
1026 # This isn't really configurey, but it avoids having to repeat the list in
1028 AC_SUBST(ALL_BINDINGS,ocaml)
1030 # Do any work necessary to ensure that bindings have what they need.
1031 binding_prereqs_failed=0
1032 for a_binding in $BINDINGS_TO_BUILD ; do
1033 case "$a_binding" in
1035 if test "x$OCAMLC" = x ; then
1036 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc])
1037 binding_prereqs_failed=1
1039 if test "x$OCAMLDEP" = x ; then
1040 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep])
1041 binding_prereqs_failed=1
1043 if test "x$OCAMLOPT" = x ; then
1044 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt])
1045 dnl ocamlopt is optional!
1047 if test "x$with_ocaml_libdir" != xauto ; then
1048 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir)
1050 ocaml_stdlib="`"$OCAMLC" -where`"
1051 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~"
1053 # ocaml stdlib is beneath our prefix; use stdlib
1054 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib)
1056 # ocaml stdlib is outside our prefix; use libdir/ocaml
1057 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml)
1063 if test "$binding_prereqs_failed" = 1 ; then
1064 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.])
1067 dnl Determine whether the compiler supports -fvisibility-inlines-hidden.
1068 AC_CXX_USE_VISIBILITY_INLINES_HIDDEN
1070 dnl Determine linker rpath flag
1071 if test "$llvm_cv_link_use_r" = "yes" ; then
1078 dnl Determine linker rdynamic flag
1079 if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then
1080 RDYNAMIC="-Wl,-export-dynamic"
1086 dnl===-----------------------------------------------------------------------===
1088 dnl=== SECTION 10: Specify the output files and generate it
1090 dnl===-----------------------------------------------------------------------===
1092 dnl Configure header files
1093 dnl WARNING: dnl If you add or remove any of the following config headers, then
1094 dnl you MUST also update Makefile.rules so that the variable FilesToConfig
1095 dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the
1096 dnl files can be updated automatically when their *.in sources change.
1097 AC_CONFIG_HEADERS([include/llvm/Config/config.h])
1098 AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h])
1099 AC_CONFIG_HEADERS([include/llvm/ADT/iterator.h])
1101 dnl Configure the makefile's configuration data
1102 AC_CONFIG_FILES([Makefile.config])
1104 dnl Configure the RPM spec file for LLVM
1105 AC_CONFIG_FILES([llvm.spec])
1107 dnl Configure doxygen's configuration file
1108 AC_CONFIG_FILES([docs/doxygen.cfg])
1110 dnl Configure llvmc's Base plugin
1111 AC_CONFIG_FILES([tools/llvmc/plugins/Base/Base.td])
1113 dnl Do the first stage of configuration for llvm-config.in.
1114 AC_CONFIG_FILES([tools/llvm-config/llvm-config.in])
1116 dnl Do special configuration of Makefiles
1117 AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"])
1118 AC_CONFIG_MAKEFILE(Makefile)
1119 AC_CONFIG_MAKEFILE(Makefile.common)
1120 AC_CONFIG_MAKEFILE(examples/Makefile)
1121 AC_CONFIG_MAKEFILE(lib/Makefile)
1122 AC_CONFIG_MAKEFILE(runtime/Makefile)
1123 AC_CONFIG_MAKEFILE(test/Makefile)
1124 AC_CONFIG_MAKEFILE(test/Makefile.tests)
1125 AC_CONFIG_MAKEFILE(unittests/Makefile)
1126 AC_CONFIG_MAKEFILE(tools/Makefile)
1127 AC_CONFIG_MAKEFILE(utils/Makefile)
1128 AC_CONFIG_MAKEFILE(projects/Makefile)
1129 AC_CONFIG_MAKEFILE(bindings/Makefile)
1130 AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml)
1132 dnl Finally, crank out the output