1dnl === configure.ac --------------------------------------------------------=== 2dnl The LLVM Compiler Infrastructure 3dnl 4dnl This file is distributed under the University of Illinois Open Source 5dnl License. See LICENSE.TXT for details. 6dnl 7dnl===-----------------------------------------------------------------------=== 8dnl This is the LLVM configuration script. It is processed by the autoconf 9dnl program to produce a script named configure. This script contains the 10dnl configuration checks that LLVM needs in order to support multiple platforms. 11dnl This file is composed of 10 sections per the recommended organization of 12dnl autoconf input defined in the autoconf documentation. As this file evolves, 13dnl please keep the various types of checks within their sections. The sections 14dnl are as follows: 15dnl 16dnl SECTION 1: Initialization & Setup 17dnl SECTION 2: Architecture, target, and host checks 18dnl SECTION 3: Command line arguments for the configure script. 19dnl SECTION 4: Check for programs we need and that they are the right version 20dnl SECTION 5: Check for libraries 21dnl SECTION 6: Check for header files 22dnl SECTION 7: Check for types and structures 23dnl SECTION 8: Check for specific functions needed 24dnl SECTION 9: Additional checks, variables, etc. 25dnl SECTION 10: Specify the output files and generate it 26dnl 27dnl===-----------------------------------------------------------------------=== 28dnl=== 29dnl=== SECTION 1: Initialization & Setup 30dnl=== 31dnl===-----------------------------------------------------------------------=== 32dnl Initialize autoconf and define the package name, version number and 33dnl address for reporting bugs. 34AC_INIT([LLVM],[3.3svn],[http://llvm.org/bugs/]) 35AC_DEFINE([LLVM_VERSION_MAJOR], [3], [Major version of the LLVM API]) 36AC_DEFINE([LLVM_VERSION_MINOR], [3], [Minor version of the LLVM API]) 37 38dnl Provide a copyright substitution and ensure the copyright notice is included 39dnl in the output of --version option of the generated configure script. 40AC_SUBST(LLVM_COPYRIGHT,["Copyright (c) 2003-2013 University of Illinois at Urbana-Champaign."]) 41AC_COPYRIGHT([Copyright (c) 2003-2013 University of Illinois at Urbana-Champaign.]) 42 43dnl Indicate that we require autoconf 2.60 or later. 44AC_PREREQ(2.60) 45 46dnl Verify that the source directory is valid. This makes sure that we are 47dnl configuring LLVM and not some other package (it validates --srcdir argument) 48AC_CONFIG_SRCDIR([lib/IR/Module.cpp]) 49 50dnl Place all of the extra autoconf files into the config subdirectory. Tell 51dnl various tools where the m4 autoconf macros are. 52AC_CONFIG_AUX_DIR([autoconf]) 53 54dnl Quit if the source directory has already been configured. 55dnl NOTE: This relies upon undocumented autoconf behavior. 56if test ${srcdir} != "." ; then 57 if test -f ${srcdir}/include/llvm/Config/config.h ; then 58 AC_MSG_ERROR([Already configured in ${srcdir}]) 59 fi 60fi 61 62dnl Default to empty (i.e. assigning the null string to) CFLAGS and CXXFLAGS, 63dnl instead of the autoconf default (for example, '-g -O2' for CC=gcc). 64${CFLAGS=} 65${CXXFLAGS=} 66 67dnl We need to check for the compiler up here to avoid anything else 68dnl starting with a different one. 69AC_PROG_CC(clang llvm-gcc gcc) 70AC_PROG_CXX(clang++ llvm-g++ g++) 71AC_PROG_CPP 72 73dnl If CXX is Clang, check that it can find and parse C++ standard library 74dnl headers. 75if test "$CXX" = "clang++" ; then 76 AC_MSG_CHECKING([whether clang works]) 77 AC_LANG_PUSH([C++]) 78 dnl Note that space between 'include' and '(' is required. There's a broken 79 dnl regex in aclocal that otherwise will think that we call m4's include 80 dnl builtin. 81 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <limits> 82#if __has_include (<cxxabi.h>) 83#include <cxxabi.h> 84#endif 85#if __has_include (<unwind.h>) 86#include <unwind.h> 87#endif 88]])], 89[ 90 AC_MSG_RESULT([yes]) 91], 92[ 93 AC_MSG_RESULT([no]) 94 AC_MSG_ERROR([Selected compiler could not find or parse C++ standard library headers. Rerun with CC=c-compiler CXX=c++-compiler ./configure ...]) 95]) 96 AC_LANG_POP([C++]) 97fi 98 99dnl Configure all of the projects present in our source tree. While we could 100dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a 101dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated. 102dnl Instead we match on the known projects. 103 104dnl 105dnl One tricky part of doing this is that some projects depend upon other 106dnl projects. For example, several projects rely upon the LLVM test suite. 107dnl We want to configure those projects first so that their object trees are 108dnl created before running the configure scripts of projects that depend upon 109dnl them. 110dnl 111 112dnl Several projects use llvm-gcc, so configure that first 113if test -d ${srcdir}/projects/llvm-gcc ; then 114 AC_CONFIG_SUBDIRS([projects/llvm-gcc]) 115fi 116 117dnl Several projects use the LLVM test suite, so configure it next. 118if test -d ${srcdir}/projects/test-suite ; then 119 AC_CONFIG_SUBDIRS([projects/test-suite]) 120fi 121 122dnl llvm-test is the old name of the test-suite, kept here for backwards 123dnl compatibility 124if test -d ${srcdir}/projects/llvm-test ; then 125 AC_CONFIG_SUBDIRS([projects/llvm-test]) 126fi 127 128dnl Some projects use poolalloc; configure that next 129if test -d ${srcdir}/projects/poolalloc ; then 130 AC_CONFIG_SUBDIRS([projects/poolalloc]) 131fi 132 133if test -d ${srcdir}/projects/llvm-poolalloc ; then 134 AC_CONFIG_SUBDIRS([projects/llvm-poolalloc]) 135fi 136 137dnl Check for all other projects 138for i in `ls ${srcdir}/projects` 139do 140 if test -d ${srcdir}/projects/${i} ; then 141 case ${i} in 142 sample) AC_CONFIG_SUBDIRS([projects/sample]) ;; 143 privbracket) AC_CONFIG_SUBDIRS([projects/privbracket]) ;; 144 llvm-stacker) AC_CONFIG_SUBDIRS([projects/llvm-stacker]) ;; 145 llvm-reopt) AC_CONFIG_SUBDIRS([projects/llvm-reopt]);; 146 llvm-java) AC_CONFIG_SUBDIRS([projects/llvm-java]) ;; 147 llvm-tv) AC_CONFIG_SUBDIRS([projects/llvm-tv]) ;; 148 safecode) AC_CONFIG_SUBDIRS([projects/safecode]) ;; 149 llvm-kernel) AC_CONFIG_SUBDIRS([projects/llvm-kernel]) ;; 150 compiler-rt) ;; 151 llvm-gcc) ;; 152 test-suite) ;; 153 llvm-test) ;; 154 poolalloc) ;; 155 llvm-poolalloc) ;; 156 *) 157 AC_MSG_WARN([Unknown project (${i}) won't be configured automatically]) 158 ;; 159 esac 160 fi 161done 162 163dnl Disable the build of polly, even if it is checked out into tools/polly. 164AC_ARG_ENABLE(polly, 165 AS_HELP_STRING([--enable-polly], 166 [Use polly if available (default is YES)]),, 167 enableval=default) 168case "$enableval" in 169 yes) AC_SUBST(ENABLE_POLLY,[1]) ;; 170 no) AC_SUBST(ENABLE_POLLY,[0]) ;; 171 default) AC_SUBST(ENABLE_POLLY,[1]) ;; 172 *) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;; 173esac 174 175 176dnl Check if polly is checked out into tools/polly and configure it if 177dnl available. 178if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then 179 AC_SUBST(LLVM_HAS_POLLY,1) 180 AC_CONFIG_SUBDIRS([tools/polly]) 181fi 182 183dnl===-----------------------------------------------------------------------=== 184dnl=== 185dnl=== SECTION 2: Architecture, target, and host checks 186dnl=== 187dnl===-----------------------------------------------------------------------=== 188 189dnl Check the target for which we're compiling and the host that will do the 190dnl compilations. This will tell us which LLVM compiler will be used for 191dnl compiling SSA into object code. This needs to be done early because 192dnl following tests depend on it. 193AC_CANONICAL_TARGET 194 195dnl Determine the platform type and cache its value. This helps us configure 196dnl the System library to the correct build platform. 197AC_CACHE_CHECK([type of operating system we're going to host on], 198 [llvm_cv_os_type], 199[case $host in 200 *-*-aix*) 201 llvm_cv_link_all_option="-Wl,--whole-archive" 202 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 203 llvm_cv_os_type="AIX" 204 llvm_cv_platform_type="Unix" ;; 205 *-*-irix*) 206 llvm_cv_link_all_option="-Wl,--whole-archive" 207 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 208 llvm_cv_os_type="IRIX" 209 llvm_cv_platform_type="Unix" ;; 210 *-*-cygwin*) 211 llvm_cv_link_all_option="-Wl,--whole-archive" 212 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 213 llvm_cv_os_type="Cygwin" 214 llvm_cv_platform_type="Unix" ;; 215 *-*-darwin*) 216 llvm_cv_link_all_option="-Wl,-all_load" 217 llvm_cv_no_link_all_option="-Wl,-noall_load" 218 llvm_cv_os_type="Darwin" 219 llvm_cv_platform_type="Unix" ;; 220 *-*-minix*) 221 llvm_cv_link_all_option="-Wl,-all_load" 222 llvm_cv_no_link_all_option="-Wl,-noall_load" 223 llvm_cv_os_type="Minix" 224 llvm_cv_platform_type="Unix" ;; 225 *-*-freebsd* | *-*-kfreebsd-gnu) 226 llvm_cv_link_all_option="-Wl,--whole-archive" 227 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 228 llvm_cv_os_type="FreeBSD" 229 llvm_cv_platform_type="Unix" ;; 230 *-*-openbsd*) 231 llvm_cv_link_all_option="-Wl,--whole-archive" 232 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 233 llvm_cv_os_type="OpenBSD" 234 llvm_cv_platform_type="Unix" ;; 235 *-*-netbsd*) 236 llvm_cv_link_all_option="-Wl,--whole-archive" 237 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 238 llvm_cv_os_type="NetBSD" 239 llvm_cv_platform_type="Unix" ;; 240 *-*-dragonfly*) 241 llvm_cv_link_all_option="-Wl,--whole-archive" 242 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 243 llvm_cv_os_type="DragonFly" 244 llvm_cv_platform_type="Unix" ;; 245 *-*-hpux*) 246 llvm_cv_link_all_option="-Wl,--whole-archive" 247 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 248 llvm_cv_os_type="HP-UX" 249 llvm_cv_platform_type="Unix" ;; 250 *-*-interix*) 251 llvm_cv_link_all_option="-Wl,--whole-archive" 252 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 253 llvm_cv_os_type="Interix" 254 llvm_cv_platform_type="Unix" ;; 255 *-*-linux*) 256 llvm_cv_link_all_option="-Wl,--whole-archive" 257 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 258 llvm_cv_os_type="Linux" 259 llvm_cv_platform_type="Unix" ;; 260 *-*-gnu*) 261 llvm_cv_link_all_option="-Wl,--whole-archive" 262 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 263 llvm_cv_os_type="GNU" 264 llvm_cv_platform_type="Unix" ;; 265 *-*-solaris*) 266 llvm_cv_link_all_option="-Wl,-z,allextract" 267 llvm_cv_no_link_all_option="-Wl,-z,defaultextract" 268 llvm_cv_os_type="SunOS" 269 llvm_cv_platform_type="Unix" ;; 270 *-*-auroraux*) 271 llvm_cv_link_all_option="-Wl,-z,allextract" 272 llvm_cv_link_all_option="-Wl,-z,defaultextract" 273 llvm_cv_os_type="AuroraUX" 274 llvm_cv_platform_type="Unix" ;; 275 *-*-win32*) 276 llvm_cv_link_all_option="-Wl,--whole-archive" 277 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 278 llvm_cv_os_type="Win32" 279 llvm_cv_platform_type="Win32" ;; 280 *-*-mingw*) 281 llvm_cv_link_all_option="-Wl,--whole-archive" 282 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 283 llvm_cv_os_type="MingW" 284 llvm_cv_platform_type="Win32" ;; 285 *-*-haiku*) 286 llvm_cv_link_all_option="-Wl,--whole-archive" 287 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 288 llvm_cv_os_type="Haiku" 289 llvm_cv_platform_type="Unix" ;; 290 *-unknown-eabi*) 291 llvm_cv_link_all_option="-Wl,--whole-archive" 292 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 293 llvm_cv_os_type="Freestanding" 294 llvm_cv_platform_type="Unix" ;; 295 *-unknown-elf*) 296 llvm_cv_link_all_option="-Wl,--whole-archive" 297 llvm_cv_no_link_all_option="-Wl,--no-whole-archive" 298 llvm_cv_os_type="Freestanding" 299 llvm_cv_platform_type="Unix" ;; 300 *) 301 llvm_cv_link_all_option="" 302 llvm_cv_no_link_all_option="" 303 llvm_cv_os_type="Unknown" 304 llvm_cv_platform_type="Unknown" ;; 305esac]) 306 307AC_CACHE_CHECK([type of operating system we're going to target], 308 [llvm_cv_target_os_type], 309[case $target in 310 *-*-aix*) 311 llvm_cv_target_os_type="AIX" ;; 312 *-*-irix*) 313 llvm_cv_target_os_type="IRIX" ;; 314 *-*-cygwin*) 315 llvm_cv_target_os_type="Cygwin" ;; 316 *-*-darwin*) 317 llvm_cv_target_os_type="Darwin" ;; 318 *-*-minix*) 319 llvm_cv_target_os_type="Minix" ;; 320 *-*-freebsd* | *-*-kfreebsd-gnu) 321 llvm_cv_target_os_type="FreeBSD" ;; 322 *-*-openbsd*) 323 llvm_cv_target_os_type="OpenBSD" ;; 324 *-*-netbsd*) 325 llvm_cv_target_os_type="NetBSD" ;; 326 *-*-dragonfly*) 327 llvm_cv_target_os_type="DragonFly" ;; 328 *-*-hpux*) 329 llvm_cv_target_os_type="HP-UX" ;; 330 *-*-interix*) 331 llvm_cv_target_os_type="Interix" ;; 332 *-*-linux*) 333 llvm_cv_target_os_type="Linux" ;; 334 *-*-gnu*) 335 llvm_cv_target_os_type="GNU" ;; 336 *-*-solaris*) 337 llvm_cv_target_os_type="SunOS" ;; 338 *-*-auroraux*) 339 llvm_cv_target_os_type="AuroraUX" ;; 340 *-*-win32*) 341 llvm_cv_target_os_type="Win32" ;; 342 *-*-mingw*) 343 llvm_cv_target_os_type="MingW" ;; 344 *-*-haiku*) 345 llvm_cv_target_os_type="Haiku" ;; 346 *-*-rtems*) 347 llvm_cv_target_os_type="RTEMS" ;; 348 *-*-nacl*) 349 llvm_cv_target_os_type="NativeClient" ;; 350 *-unknown-eabi*) 351 llvm_cv_target_os_type="Freestanding" ;; 352 *) 353 llvm_cv_target_os_type="Unknown" ;; 354esac]) 355 356dnl Make sure we aren't attempting to configure for an unknown system 357if test "$llvm_cv_os_type" = "Unknown" ; then 358 AC_MSG_ERROR([Operating system is unknown, configure can't continue]) 359fi 360 361dnl Set the "OS" Makefile variable based on the platform type so the 362dnl makefile can configure itself to specific build hosts 363AC_SUBST(OS,$llvm_cv_os_type) 364AC_SUBST(HOST_OS,$llvm_cv_os_type) 365AC_SUBST(TARGET_OS,$llvm_cv_target_os_type) 366 367dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform 368AC_SUBST(LINKALL,$llvm_cv_link_all_option) 369AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option) 370 371dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type 372dnl This is used by lib/Support to determine the basic kind of implementation 373dnl to use. 374case $llvm_cv_platform_type in 375 Unix) 376 AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform]) 377 AC_SUBST(LLVM_ON_UNIX,[1]) 378 AC_SUBST(LLVM_ON_WIN32,[0]) 379 ;; 380 Win32) 381 AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform]) 382 AC_SUBST(LLVM_ON_UNIX,[0]) 383 AC_SUBST(LLVM_ON_WIN32,[1]) 384 ;; 385esac 386 387dnl Determine what our target architecture is and configure accordingly. 388dnl This will allow Makefiles to make a distinction between the hardware and 389dnl the OS. 390AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch], 391[case $target in 392 i?86-*) llvm_cv_target_arch="x86" ;; 393 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;; 394 sparc*-*) llvm_cv_target_arch="Sparc" ;; 395 powerpc*-*) llvm_cv_target_arch="PowerPC" ;; 396 arm*-*) llvm_cv_target_arch="ARM" ;; 397 aarch64*-*) llvm_cv_target_arch="AArch64" ;; 398 mips-* | mips64-*) llvm_cv_target_arch="Mips" ;; 399 mipsel-* | mips64el-*) llvm_cv_target_arch="Mips" ;; 400 xcore-*) llvm_cv_target_arch="XCore" ;; 401 msp430-*) llvm_cv_target_arch="MSP430" ;; 402 hexagon-*) llvm_cv_target_arch="Hexagon" ;; 403 mblaze-*) llvm_cv_target_arch="MBlaze" ;; 404 nvptx-*) llvm_cv_target_arch="NVPTX" ;; 405 *) llvm_cv_target_arch="Unknown" ;; 406esac]) 407 408if test "$llvm_cv_target_arch" = "Unknown" ; then 409 AC_MSG_WARN([Configuring LLVM for an unknown target archicture]) 410fi 411 412dnl Determine the LLVM native architecture for the target 413case "$llvm_cv_target_arch" in 414 x86) LLVM_NATIVE_ARCH="X86" ;; 415 x86_64) LLVM_NATIVE_ARCH="X86" ;; 416 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;; 417esac 418 419dnl Define a substitution, ARCH, for the target architecture 420AC_SUBST(ARCH,$llvm_cv_target_arch) 421 422dnl Determine what our host architecture. 423dnl This will allow MCJIT regress tests runs only for supported 424dnl platforms. 425case $host in 426 i?86-*) host_arch="x86" ;; 427 amd64-* | x86_64-*) host_arch="x86_64" ;; 428 sparc*-*) host_arch="Sparc" ;; 429 powerpc*-*) host_arch="PowerPC" ;; 430 arm*-*) host_arch="ARM" ;; 431 aarch64*-*) host_arch="AArch64" ;; 432 mips-* | mips64-*) host_arch="Mips" ;; 433 mipsel-* | mips64el-*) host_arch="Mips" ;; 434 xcore-*) host_arch="XCore" ;; 435 msp430-*) host_arch="MSP430" ;; 436 hexagon-*) host_arch="Hexagon" ;; 437 mblaze-*) host_arch="MBlaze" ;; 438 *) host_arch="Unknown" ;; 439esac 440 441if test "$host_arch" = "Unknown" ; then 442 AC_MSG_WARN([Configuring LLVM for an unknown host archicture]) 443fi 444 445AC_SUBST(HOST_ARCH,$host_arch) 446 447dnl Check for the endianness of the target 448AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little])) 449 450dnl Check for build platform executable suffix if we're cross-compiling 451if test "$cross_compiling" = yes; then 452 AC_SUBST(LLVM_CROSS_COMPILING, [1]) 453 AC_BUILD_EXEEXT 454 ac_build_prefix=${build_alias}- 455 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++) 456 if test -z "$BUILD_CXX"; then 457 AC_CHECK_PROG(BUILD_CXX, g++, g++) 458 if test -z "$BUILD_CXX"; then 459 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++) 460 fi 461 fi 462else 463 AC_SUBST(LLVM_CROSS_COMPILING, [0]) 464fi 465 466dnl Check to see if there's a .svn or .git directory indicating that this 467dnl build is being done from a checkout. This sets up several defaults for 468dnl the command line switches. When we build with a checkout directory, 469dnl we get a debug with assertions turned on. Without, we assume a source 470dnl release and we get an optimized build without assertions. 471dnl See --enable-optimized and --enable-assertions below 472if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then 473 cvsbuild="yes" 474 optimize="no" 475 AC_SUBST(CVSBUILD,[[CVSBUILD=1]]) 476else 477 cvsbuild="no" 478 optimize="yes" 479fi 480 481dnl===-----------------------------------------------------------------------=== 482dnl=== 483dnl=== SECTION 3: Command line arguments for the configure script. 484dnl=== 485dnl===-----------------------------------------------------------------------=== 486 487dnl --enable-libcpp : check whether or not to use libc++ on the command line 488AC_ARG_ENABLE(libcpp, 489 AS_HELP_STRING([--enable-libcpp], 490 [Use libc++ if available (default is NO)]),, 491 enableval=default) 492case "$enableval" in 493 yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;; 494 no) AC_SUBST(ENABLE_LIBCPP,[0]) ;; 495 default) AC_SUBST(ENABLE_LIBCPP,[0]);; 496 *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;; 497esac 498 499dnl --enable-cxx11 : check whether or not to use -std=c++11 on the command line 500AC_ARG_ENABLE(cxx11, 501 AS_HELP_STRING([--enable-cxx11], 502 [Use c++11 if available (default is NO)]),, 503 enableval=default) 504case "$enableval" in 505 yes) AC_SUBST(ENABLE_CXX11,[1]) ;; 506 no) AC_SUBST(ENABLE_CXX11,[0]) ;; 507 default) AC_SUBST(ENABLE_CXX11,[0]);; 508 *) AC_MSG_ERROR([Invalid setting for --enable-cxx11. Use "yes" or "no"]) ;; 509esac 510 511dnl --enable-clang-arcmt: check whether to enable clang arcmt 512clang_arcmt="yes" 513AC_ARG_ENABLE(clang-arcmt, 514 AS_HELP_STRING([--enable-clang-arcmt], 515 [Enable building of clang ARCMT (default is YES)]), 516 clang_arcmt="$enableval", 517 enableval="yes") 518case "$enableval" in 519 yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;; 520 no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;; 521 default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);; 522 *) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;; 523esac 524 525dnl --enable-clang-static-analyzer: check whether to enable static-analyzer 526clang_static_analyzer="yes" 527AC_ARG_ENABLE(clang-static-analyzer, 528 AS_HELP_STRING([--enable-clang-static-analyzer], 529 [Enable building of clang Static Analyzer (default is YES)]), 530 clang_static_analyzer="$enableval", 531 enableval="yes") 532case "$enableval" in 533 yes) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]) ;; 534 no) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[0]) ;; 535 default) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]);; 536 *) AC_MSG_ERROR([Invalid setting for --enable-clang-static-analyzer. Use "yes" or "no"]) ;; 537esac 538 539dnl --enable-clang-rewriter: check whether to enable clang rewriter 540AC_ARG_ENABLE(clang-rewriter, 541 AS_HELP_STRING([--enable-clang-rewriter], 542 [Enable building of clang rewriter (default is YES)]),, 543 enableval="yes") 544case "$enableval" in 545 yes) AC_SUBST(ENABLE_CLANG_REWRITER,[1]) ;; 546 no) 547 if test ${clang_arcmt} != "no" ; then 548 AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling rewriter.]) 549 fi 550 if test ${clang_static_analyzer} != "no" ; then 551 AC_MSG_ERROR([Cannot enable clang static analyzer while disabling rewriter.]) 552 fi 553 AC_SUBST(ENABLE_CLANG_REWRITER,[0]) 554 ;; 555 default) AC_SUBST(ENABLE_CLANG_REWRITER,[1]);; 556 *) AC_MSG_ERROR([Invalid setting for --enable-clang-rewriter. Use "yes" or "no"]) ;; 557esac 558 559dnl --enable-optimized : check whether they want to do an optimized build: 560AC_ARG_ENABLE(optimized, AS_HELP_STRING( 561 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) 562if test ${enableval} = "no" ; then 563 AC_SUBST(ENABLE_OPTIMIZED,[[]]) 564else 565 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]]) 566fi 567 568dnl --enable-profiling : check whether they want to do a profile build: 569AC_ARG_ENABLE(profiling, AS_HELP_STRING( 570 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no") 571if test ${enableval} = "no" ; then 572 AC_SUBST(ENABLE_PROFILING,[[]]) 573else 574 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]]) 575fi 576 577dnl --enable-assertions : check whether they want to turn on assertions or not: 578AC_ARG_ENABLE(assertions,AS_HELP_STRING( 579 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes") 580if test ${enableval} = "yes" ; then 581 AC_SUBST(DISABLE_ASSERTIONS,[[]]) 582else 583 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]]) 584fi 585 586dnl --enable-werror : check whether we want Werror on by default 587AC_ARG_ENABLE(werror,AS_HELP_STRING( 588 --enable-werror,[Compile with -Werror enabled (default is NO)]),, enableval="no") 589case "$enableval" in 590 yes) AC_SUBST(ENABLE_WERROR,[1]) ;; 591 no) AC_SUBST(ENABLE_WERROR,[0]) ;; 592 default) AC_SUBST(ENABLE_WERROR,[0]);; 593 *) AC_MSG_ERROR([Invalid setting for --enable-werror. Use "yes" or "no"]) ;; 594esac 595 596dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks: 597AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING( 598 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no") 599if test ${enableval} = "yes" ; then 600 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]]) 601 AC_SUBST(EXPENSIVE_CHECKS,[[yes]]) 602else 603 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]]) 604 AC_SUBST(EXPENSIVE_CHECKS,[[no]]) 605fi 606 607dnl --enable-debug-runtime : should runtime libraries have debug symbols? 608AC_ARG_ENABLE(debug-runtime, 609 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no) 610if test ${enableval} = "no" ; then 611 AC_SUBST(DEBUG_RUNTIME,[[]]) 612else 613 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]]) 614fi 615 616dnl --enable-debug-symbols : should even optimized compiler libraries 617dnl have debug symbols? 618AC_ARG_ENABLE(debug-symbols, 619 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) 620if test ${enableval} = "no" ; then 621 AC_SUBST(DEBUG_SYMBOLS,[[]]) 622else 623 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]]) 624fi 625 626dnl --enable-keep-symbols : do not strip installed executables 627AC_ARG_ENABLE(keep-symbols, 628 AS_HELP_STRING(--enable-keep-symbols,[Do not strip installed executables)]),,enableval=no) 629if test ${enableval} = "no" ; then 630 AC_SUBST(KEEP_SYMBOLS,[[]]) 631else 632 AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]]) 633fi 634 635dnl --enable-jit: check whether they want to enable the jit 636AC_ARG_ENABLE(jit, 637 AS_HELP_STRING(--enable-jit, 638 [Enable Just In Time Compiling (default is YES)]),, 639 enableval=default) 640if test ${enableval} = "no" 641then 642 AC_SUBST(JIT,[[]]) 643else 644 case "$llvm_cv_target_arch" in 645 x86) AC_SUBST(TARGET_HAS_JIT,1) ;; 646 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;; 647 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;; 648 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;; 649 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;; 650 AArch64) AC_SUBST(TARGET_HAS_JIT,0) ;; 651 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;; 652 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;; 653 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;; 654 Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;; 655 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;; 656 NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;; 657 *) AC_SUBST(TARGET_HAS_JIT,0) ;; 658 esac 659fi 660 661dnl Allow enablement of building and installing docs 662AC_ARG_ENABLE(docs, 663 AS_HELP_STRING([--enable-docs], 664 [Build documents (default is YES)]),, 665 enableval=default) 666case "$enableval" in 667 yes) AC_SUBST(ENABLE_DOCS,[1]) ;; 668 no) AC_SUBST(ENABLE_DOCS,[0]) ;; 669 default) AC_SUBST(ENABLE_DOCS,[1]) ;; 670 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;; 671esac 672 673dnl Allow enablement of doxygen generated documentation 674AC_ARG_ENABLE(doxygen, 675 AS_HELP_STRING([--enable-doxygen], 676 [Build doxygen documentation (default is NO)]),, 677 enableval=default) 678case "$enableval" in 679 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;; 680 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; 681 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; 682 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;; 683esac 684 685dnl Allow disablement of threads 686AC_ARG_ENABLE(threads, 687 AS_HELP_STRING([--enable-threads], 688 [Use threads if available (default is YES)]),, 689 enableval=default) 690case "$enableval" in 691 yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; 692 no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;; 693 default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; 694 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;; 695esac 696AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS, 697 [Define if threads enabled]) 698 699dnl Allow disablement of pthread.h 700AC_ARG_ENABLE(pthreads, 701 AS_HELP_STRING([--enable-pthreads], 702 [Use pthreads if available (default is YES)]),, 703 enableval=default) 704case "$enableval" in 705 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;; 706 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;; 707 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;; 708 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;; 709esac 710 711dnl Allow building without position independent code 712AC_ARG_ENABLE(pic, 713 AS_HELP_STRING([--enable-pic], 714 [Build LLVM with Position Independent Code (default is YES)]),, 715 enableval=default) 716case "$enableval" in 717 yes) AC_SUBST(ENABLE_PIC,[1]) ;; 718 no) AC_SUBST(ENABLE_PIC,[0]) ;; 719 default) AC_SUBST(ENABLE_PIC,[1]) ;; 720 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;; 721esac 722AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC, 723 [Define if position independent code is enabled]) 724 725dnl Allow building a shared library and linking tools against it. 726AC_ARG_ENABLE(shared, 727 AS_HELP_STRING([--enable-shared], 728 [Build a shared library and link tools against it (default is NO)]),, 729 enableval=default) 730case "$enableval" in 731 yes) AC_SUBST(ENABLE_SHARED,[1]) ;; 732 no) AC_SUBST(ENABLE_SHARED,[0]) ;; 733 default) AC_SUBST(ENABLE_SHARED,[0]) ;; 734 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;; 735esac 736 737dnl Allow libstdc++ is embedded in LLVM.dll. 738AC_ARG_ENABLE(embed-stdcxx, 739 AS_HELP_STRING([--enable-embed-stdcxx], 740 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),, 741 enableval=default) 742case "$enableval" in 743 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;; 744 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;; 745 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;; 746 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;; 747esac 748 749dnl Enable embedding timestamp information into build. 750AC_ARG_ENABLE(timestamps, 751 AS_HELP_STRING([--enable-timestamps], 752 [Enable embedding timestamp information in build (default is YES)]),, 753 enableval=default) 754case "$enableval" in 755 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; 756 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;; 757 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; 758 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;; 759esac 760AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS, 761 [Define if timestamp information (e.g., __DATE__) is allowed]) 762 763dnl Enable embedding timestamp information into build. 764 765AC_ARG_ENABLE(backtraces, 766 AS_HELP_STRING([--enable-backtraces], 767 [Enable embedding backtraces on crash (default is YES)]),, 768 enableval=default) 769case "$enableval" in 770 yes) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; 771 no) AC_SUBST(ENABLE_BACKTRACES,[0]) ;; 772 default) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; 773 *) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;; 774esac 775AC_DEFINE_UNQUOTED([ENABLE_BACKTRACES],$ENABLE_BACKTRACES, 776 [Define if you want backtraces on crash]) 777 778dnl Allow specific targets to be specified for building (or not) 779TARGETS_TO_BUILD="" 780AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets], 781 [Build specific host targets: all or target1,target2,... Valid targets are: 782 host, x86, x86_64, sparc, powerpc, arm, aarch64, mips, hexagon, 783 xcore, msp430, nvptx, and cpp (default=all)]),, 784 enableval=all) 785if test "$enableval" = host-only ; then 786 enableval=host 787fi 788case "$enableval" in 789 all) TARGETS_TO_BUILD="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend MBlaze NVPTX Hexagon" ;; 790 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do 791 case "$a_target" in 792 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 793 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 794 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; 795 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; 796 aarch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; 797 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; 798 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 799 mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 800 mips64) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 801 mips64el) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 802 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; 803 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; 804 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;; 805 hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; 806 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; 807 nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; 808 host) case "$llvm_cv_target_arch" in 809 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 810 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 811 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; 812 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; 813 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; 814 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 815 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; 816 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; 817 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; 818 Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; 819 NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; 820 *) AC_MSG_ERROR([Can not set target to build]) ;; 821 esac ;; 822 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;; 823 esac 824 done 825 ;; 826esac 827 828AC_ARG_ENABLE([experimental-targets],AS_HELP_STRING([--enable-experimental-targets], 829 [Build experimental host targets: disable or target1,target2,... 830 (default=disable)]),, 831 enableval=disable) 832 833if test ${enableval} != "disable" 834then 835 TARGETS_TO_BUILD="$enableval $TARGETS_TO_BUILD" 836fi 837 838AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD) 839 840dnl Determine whether we are building LLVM support for the native architecture. 841dnl If so, define LLVM_NATIVE_ARCH to that LLVM target. 842for a_target in $TARGETS_TO_BUILD; do 843 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then 844 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH, 845 [LLVM architecture name for the native architecture, if available]) 846 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target" 847 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo" 848 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC" 849 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter" 850 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then 851 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser" 852 fi 853 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then 854 LLVM_NATIVE_DISASSEMBLER="LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler" 855 fi 856 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET, 857 [LLVM name for the native Target init function, if available]) 858 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO, 859 [LLVM name for the native TargetInfo init function, if available]) 860 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC, 861 [LLVM name for the native target MC init function, if available]) 862 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER, 863 [LLVM name for the native AsmPrinter init function, if available]) 864 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then 865 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER, 866 [LLVM name for the native AsmParser init function, if available]) 867 fi 868 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then 869 AC_DEFINE_UNQUOTED(LLVM_NATIVE_DISASSEMBLER, $LLVM_NATIVE_DISASSEMBLER, 870 [LLVM name for the native Disassembler init function, if available]) 871 fi 872 fi 873done 874 875dnl Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual 876dnl target feature def files. 877LLVM_ENUM_TARGETS="" 878LLVM_ENUM_ASM_PRINTERS="" 879LLVM_ENUM_ASM_PARSERS="" 880LLVM_ENUM_DISASSEMBLERS="" 881for target_to_build in $TARGETS_TO_BUILD; do 882 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS" 883 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then 884 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS"; 885 fi 886 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then 887 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS"; 888 fi 889 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then 890 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS"; 891 fi 892done 893AC_SUBST(LLVM_ENUM_TARGETS) 894AC_SUBST(LLVM_ENUM_ASM_PRINTERS) 895AC_SUBST(LLVM_ENUM_ASM_PARSERS) 896AC_SUBST(LLVM_ENUM_DISASSEMBLERS) 897 898dnl Override the option to use for optimized builds. 899AC_ARG_WITH(optimize-option, 900 AS_HELP_STRING([--with-optimize-option], 901 [Select the compiler options to use for optimized builds]),, 902 withval=default) 903AC_MSG_CHECKING([optimization flags]) 904case "$withval" in 905 default) 906 case "$llvm_cv_os_type" in 907 FreeBSD) optimize_option=-O2 ;; 908 MingW) optimize_option=-O2 ;; 909 *) optimize_option=-O3 ;; 910 esac ;; 911 *) optimize_option="$withval" ;; 912esac 913AC_SUBST(OPTIMIZE_OPTION,$optimize_option) 914AC_MSG_RESULT([$optimize_option]) 915 916dnl Specify extra build options 917AC_ARG_WITH(extra-options, 918 AS_HELP_STRING([--with-extra-options], 919 [Specify additional options to compile LLVM with]),, 920 withval=default) 921case "$withval" in 922 default) EXTRA_OPTIONS= ;; 923 *) EXTRA_OPTIONS=$withval ;; 924esac 925AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS) 926 927dnl Specify extra linker build options 928AC_ARG_WITH(extra-ld-options, 929 AS_HELP_STRING([--with-extra-ld-options], 930 [Specify additional options to link LLVM with]),, 931 withval=default) 932case "$withval" in 933 default) EXTRA_LD_OPTIONS= ;; 934 *) EXTRA_LD_OPTIONS=$withval ;; 935esac 936AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS) 937 938dnl Allow specific bindings to be specified for building (or not) 939AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings], 940 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),, 941 enableval=default) 942BINDINGS_TO_BUILD="" 943case "$enableval" in 944 yes | default | auto) BINDINGS_TO_BUILD="auto" ;; 945 all ) BINDINGS_TO_BUILD="ocaml" ;; 946 none | no) BINDINGS_TO_BUILD="" ;; 947 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do 948 case "$a_binding" in 949 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;; 950 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;; 951 esac 952 done 953 ;; 954esac 955 956dnl Allow the ocaml libdir to be overridden. This could go in a configure 957dnl script for bindings/ocaml/configure, except that its auto value depends on 958dnl OCAMLC, which is found here to support tests. 959AC_ARG_WITH([ocaml-libdir], 960 [AS_HELP_STRING([--with-ocaml-libdir], 961 [Specify install location for ocaml bindings (default is stdlib)])], 962 [], 963 [withval=auto]) 964case "$withval" in 965 auto) with_ocaml_libdir="$withval" ;; 966 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;; 967 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;; 968esac 969 970AC_ARG_WITH(clang-srcdir, 971 AS_HELP_STRING([--with-clang-srcdir], 972 [Directory to the out-of-tree Clang source]),, 973 withval="-") 974case "$withval" in 975 -) clang_src_root="" ;; 976 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;; 977 *) clang_src_root="$ac_pwd/$withval" ;; 978esac 979AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root]) 980 981AC_ARG_WITH(clang-resource-dir, 982 AS_HELP_STRING([--with-clang-resource-dir], 983 [Relative directory from the Clang binary for resource files]),, 984 withval="") 985AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval", 986 [Relative directory for resource files]) 987 988AC_ARG_WITH(c-include-dirs, 989 AS_HELP_STRING([--with-c-include-dirs], 990 [Colon separated list of directories clang will search for headers]),, 991 withval="") 992AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval", 993 [Directories clang will search for headers]) 994 995# Clang normally uses the system c++ headers and libraries. With this option, 996# clang will use the ones provided by a gcc installation instead. This option should 997# be passed the same value that was used with --prefix when configuring gcc. 998AC_ARG_WITH(gcc-toolchain, 999 AS_HELP_STRING([--with-gcc-toolchain], 1000 [Directory where gcc is installed.]),, 1001 withval="") 1002AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval", 1003 [Directory where gcc is installed.]) 1004 1005AC_ARG_WITH(default-sysroot, 1006 AS_HELP_STRING([--with-default-sysroot], 1007 [Add --sysroot=<path> to all compiler invocations.]),, 1008 withval="") 1009AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval", 1010 [Default <path> to all compiler invocations for --sysroot=<path>.]) 1011 1012dnl Allow linking of LLVM with GPLv3 binutils code. 1013AC_ARG_WITH(binutils-include, 1014 AS_HELP_STRING([--with-binutils-include], 1015 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),, 1016 withval=default) 1017case "$withval" in 1018 default) WITH_BINUTILS_INCDIR=default ;; 1019 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;; 1020 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;; 1021esac 1022if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then 1023 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR) 1024 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then 1025 echo "$WITH_BINUTILS_INCDIR/plugin-api.h" 1026 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]); 1027 fi 1028fi 1029 1030dnl Specify the URL where bug reports should be submitted. 1031AC_ARG_WITH(bug-report-url, 1032 AS_HELP_STRING([--with-bug-report-url], 1033 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),, 1034 withval="http://llvm.org/bugs/") 1035AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval", 1036 [Bug report URL.]) 1037 1038dnl --enable-libffi : check whether the user wants to turn off libffi: 1039AC_ARG_ENABLE(libffi,AS_HELP_STRING( 1040 --enable-libffi,[Check for the presence of libffi (default is NO)]), 1041 [case "$enableval" in 1042 yes) llvm_cv_enable_libffi="yes" ;; 1043 no) llvm_cv_enable_libffi="no" ;; 1044 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;; 1045 esac], 1046 llvm_cv_enable_libffi=no) 1047 1048AC_ARG_WITH(internal-prefix, 1049 AS_HELP_STRING([--with-internal-prefix], 1050 [Installation directory for internal files]),, 1051 withval="") 1052AC_SUBST(INTERNAL_PREFIX,[$withval]) 1053 1054dnl===-----------------------------------------------------------------------=== 1055dnl=== 1056dnl=== SECTION 4: Check for programs we need and that they are the right version 1057dnl=== 1058dnl===-----------------------------------------------------------------------=== 1059 1060AC_PROG_NM 1061AC_SUBST(NM) 1062 1063dnl Check for the tools that the makefiles require 1064AC_CHECK_GNU_MAKE 1065AC_PROG_LN_S 1066AC_PATH_PROG(CMP, [cmp], [cmp]) 1067AC_PATH_PROG(CP, [cp], [cp]) 1068AC_PATH_PROG(DATE, [date], [date]) 1069AC_PATH_PROG(FIND, [find], [find]) 1070AC_PATH_PROG(GREP, [grep], [grep]) 1071AC_PATH_PROG(MKDIR,[mkdir],[mkdir]) 1072AC_PATH_PROG(MV, [mv], [mv]) 1073AC_PROG_RANLIB 1074AC_CHECK_TOOL(AR, ar, false) 1075AC_PATH_PROG(RM, [rm], [rm]) 1076AC_PATH_PROG(SED, [sed], [sed]) 1077AC_PATH_PROG(TAR, [tar], [gtar]) 1078AC_PATH_PROG(BINPWD,[pwd], [pwd]) 1079 1080dnl Looking for misc. graph plotting software 1081AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz]) 1082if test "$GRAPHVIZ" != "echo Graphviz" ; then 1083 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available]) 1084 dnl If we're targeting for mingw we should emit windows paths, not msys 1085 if test "$llvm_cv_os_type" = "MingW" ; then 1086 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1087 fi 1088 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}", 1089 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise]) 1090fi 1091AC_PATH_PROG(DOT, [dot], [echo dot]) 1092if test "$DOT" != "echo dot" ; then 1093 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available]) 1094 dnl If we're targeting for mingw we should emit windows paths, not msys 1095 if test "$llvm_cv_os_type" = "MingW" ; then 1096 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1097 fi 1098 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}", 1099 [Define to path to dot program if found or 'echo dot' otherwise]) 1100fi 1101AC_PATH_PROG(FDP, [fdp], [echo fdp]) 1102if test "$FDP" != "echo fdp" ; then 1103 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available]) 1104 dnl If we're targeting for mingw we should emit windows paths, not msys 1105 if test "$llvm_cv_os_type" = "MingW" ; then 1106 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1107 fi 1108 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}", 1109 [Define to path to fdp program if found or 'echo fdp' otherwise]) 1110fi 1111AC_PATH_PROG(NEATO, [neato], [echo neato]) 1112if test "$NEATO" != "echo neato" ; then 1113 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available]) 1114 dnl If we're targeting for mingw we should emit windows paths, not msys 1115 if test "$llvm_cv_os_type" = "MingW" ; then 1116 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1117 fi 1118 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}", 1119 [Define to path to neato program if found or 'echo neato' otherwise]) 1120fi 1121AC_PATH_PROG(TWOPI, [twopi], [echo twopi]) 1122if test "$TWOPI" != "echo twopi" ; then 1123 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available]) 1124 dnl If we're targeting for mingw we should emit windows paths, not msys 1125 if test "$llvm_cv_os_type" = "MingW" ; then 1126 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1127 fi 1128 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}", 1129 [Define to path to twopi program if found or 'echo twopi' otherwise]) 1130fi 1131AC_PATH_PROG(CIRCO, [circo], [echo circo]) 1132if test "$CIRCO" != "echo circo" ; then 1133 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available]) 1134 dnl If we're targeting for mingw we should emit windows paths, not msys 1135 if test "$llvm_cv_os_type" = "MingW" ; then 1136 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1137 fi 1138 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}", 1139 [Define to path to circo program if found or 'echo circo' otherwise]) 1140fi 1141AC_PATH_PROGS(GV, [gv gsview32], [echo gv]) 1142if test "$GV" != "echo gv" ; then 1143 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available]) 1144 dnl If we're targeting for mingw we should emit windows paths, not msys 1145 if test "$llvm_cv_os_type" = "MingW" ; then 1146 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1147 fi 1148 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}", 1149 [Define to path to gv program if found or 'echo gv' otherwise]) 1150fi 1151AC_PATH_PROG(DOTTY, [dotty], [echo dotty]) 1152if test "$DOTTY" != "echo dotty" ; then 1153 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available]) 1154 dnl If we're targeting for mingw we should emit windows paths, not msys 1155 if test "$llvm_cv_os_type" = "MingW" ; then 1156 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1157 fi 1158 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}", 1159 [Define to path to dotty program if found or 'echo dotty' otherwise]) 1160fi 1161AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py]) 1162if test "$XDOT_PY" != "echo xdot.py" ; then 1163 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available]) 1164 dnl If we're targeting for mingw we should emit windows paths, not msys 1165 if test "$llvm_cv_os_type" = "MingW" ; then 1166 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1167 fi 1168 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}", 1169 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise]) 1170fi 1171 1172dnl Find the install program 1173AC_PROG_INSTALL 1174dnl Prepend src dir to install path dir if it's a relative path 1175dnl This is a hack for installs that take place in something other 1176dnl than the top level. 1177case "$INSTALL" in 1178 [[\\/$]]* | ?:[[\\/]]* ) ;; 1179 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;; 1180esac 1181 1182dnl Checks for documentation and testing tools that we can do without. If these 1183dnl are not found then they are set to "true" which always succeeds but does 1184dnl nothing. This just lets the build output show that we could have done 1185dnl something if the tool was available. 1186AC_PATH_PROG(BZIP2, [bzip2]) 1187AC_PATH_PROG(CAT, [cat]) 1188AC_PATH_PROG(DOXYGEN, [doxygen]) 1189AC_PATH_PROG(GROFF, [groff]) 1190AC_PATH_PROG(GZIPBIN, [gzip]) 1191AC_PATH_PROG(PDFROFF, [pdfroff]) 1192AC_PATH_PROG(ZIP, [zip]) 1193AC_PATH_PROGS(OCAMLC, [ocamlc]) 1194AC_PATH_PROGS(OCAMLOPT, [ocamlopt]) 1195AC_PATH_PROGS(OCAMLDEP, [ocamldep]) 1196AC_PATH_PROGS(OCAMLDOC, [ocamldoc]) 1197AC_PATH_PROGS(GAS, [gas as]) 1198 1199dnl Get the version of the linker in use. 1200AC_LINK_GET_VERSION 1201 1202dnl Determine whether the linker supports the -R option. 1203AC_LINK_USE_R 1204 1205dnl Determine whether the linker supports the -export-dynamic option. 1206AC_LINK_EXPORT_DYNAMIC 1207 1208dnl Determine whether the linker supports the --version-script option. 1209AC_LINK_VERSION_SCRIPT 1210 1211dnl Check for libtool and the library that has dlopen function (which must come 1212dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with 1213dnl libtool). 1214AC_LIBTOOL_DLOPEN 1215AC_LIB_LTDL 1216 1217AC_MSG_CHECKING([tool compatibility]) 1218 1219dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as 1220dnl ICC; we use GCC specific options in the makefiles so the compiler needs 1221dnl to support those options. 1222dnl "icc" emits gcc signatures 1223dnl "icc -no-gcc" emits no gcc signature BUT is still compatible 1224ICC=no 1225IXX=no 1226case $CC in 1227 icc*|icpc*) 1228 ICC=yes 1229 IXX=yes 1230 ;; 1231 *) 1232 ;; 1233esac 1234 1235if test "$GCC" != "yes" && test "$ICC" != "yes" 1236then 1237 AC_MSG_ERROR([gcc|icc required but not found]) 1238fi 1239 1240dnl Ensure that compilation tools are compatible with GCC extensions 1241if test "$GXX" != "yes" && test "$IXX" != "yes" 1242then 1243 AC_MSG_ERROR([g++|clang++|icc required but not found]) 1244fi 1245 1246dnl Verify that GCC is version 3.0 or higher 1247if test "$GCC" = "yes" 1248then 1249 AC_COMPILE_IFELSE( 1250[ 1251 AC_LANG_SOURCE([[ 1252 #if !defined(__GNUC__) || __GNUC__ < 3 1253 #error Unsupported GCC version 1254 #endif 1255 ]]) 1256], 1257[], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])]) 1258fi 1259 1260dnl Check for GNU Make. We use its extensions, so don't build without it 1261if test -z "$llvm_cv_gnu_make_command" 1262then 1263 AC_MSG_ERROR([GNU Make required but not found]) 1264fi 1265 1266dnl Tool compatibility is okay if we make it here. 1267AC_MSG_RESULT([ok]) 1268 1269dnl Check optional compiler flags. 1270AC_MSG_CHECKING([optional compiler flags]) 1271CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) 1272CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) 1273CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default]) 1274 1275dnl GCC's potential uninitialized use analysis is weak and presents lots of 1276dnl false positives, so disable it. 1277NO_UNINITIALIZED= 1278NO_MAYBE_UNINITIALIZED= 1279if test "$GXX" = "yes" 1280then 1281 CXX_FLAG_CHECK(NO_MAYBE_UNINITIALIZED, [-Wno-maybe-uninitialized]) 1282 dnl gcc 4.7 introduced -Wmaybe-uninitialized to distinguish cases which are 1283 dnl known to be uninitialized from cases which might be uninitialized. We 1284 dnl still want to catch the first kind of errors. 1285 if test -z "$NO_MAYBE_UNINITIALIZED" 1286 then 1287 CXX_FLAG_CHECK(NO_UNINITIALIZED, [-Wno-uninitialized]) 1288 fi 1289fi 1290AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT $NO_UNINITIALIZED $NO_MAYBE_UNINITIALIZED]) 1291 1292AC_ARG_WITH([python], 1293 [AS_HELP_STRING([--with-python], [path to python])], 1294 [PYTHON="$withval"]) 1295 1296if test -n "$PYTHON" && test -x "$PYTHON" ; then 1297 AC_MSG_CHECKING([for python]) 1298 AC_MSG_RESULT([user defined: $with_python]) 1299else 1300 if test -n "$PYTHON" ; then 1301 AC_MSG_WARN([specified python ($PYTHON) is not usable, searching path]) 1302 fi 1303 1304 AC_PATH_PROG([PYTHON], [python python2 python26], 1305 [AC_MSG_RESULT([not found]) 1306 AC_MSG_ERROR([could not find python 2.5 or higher])]) 1307fi 1308 1309AC_MSG_CHECKING([for python >= 2.5]) 1310ac_python_version=`$PYTHON -c 'import sys; print sys.version.split()[[0]]'` 1311ac_python_version_major=`echo $ac_python_version | cut -d'.' -f1` 1312ac_python_version_minor=`echo $ac_python_version | cut -d'.' -f2` 1313ac_python_version_patch=`echo $ac_python_version | cut -d'.' -f3` 1314if test "$ac_python_version_major" -eq "2" \ 1315 && test "$ac_python_version_minor" -ge "5" ; then 1316 AC_MSG_RESULT([$PYTHON ($ac_python_version)]) 1317else 1318 AC_MSG_RESULT([not found]) 1319 AC_MSG_FAILURE([found python $ac_python_version ($PYTHON); required >= 2.5]) 1320fi 1321 1322dnl===-----------------------------------------------------------------------=== 1323dnl=== 1324dnl=== SECTION 5: Check for libraries 1325dnl=== 1326dnl===-----------------------------------------------------------------------=== 1327 1328AC_CHECK_LIB(m,sin) 1329if test "$llvm_cv_os_type" = "MingW" ; then 1330 AC_CHECK_LIB(imagehlp, main) 1331 AC_CHECK_LIB(psapi, main) 1332fi 1333 1334dnl dlopen() is required for plugin support. 1335AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1], 1336 [Define if dlopen() is available on this platform.]), 1337 AC_MSG_WARN([dlopen() not found - disabling plugin support])) 1338 1339dnl Search for the clock_gettime() function. Note that we rely on the POSIX 1340dnl macros to detect whether clock_gettime is available, this just finds the 1341dnl right libraries to link with. 1342AC_SEARCH_LIBS(clock_gettime,rt) 1343 1344dnl libffi is optional; used to call external functions from the interpreter 1345if test "$llvm_cv_enable_libffi" = "yes" ; then 1346 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1], 1347 [Define if libffi is available on this platform.]), 1348 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it])) 1349fi 1350 1351dnl mallinfo is optional; the code can compile (minus features) without it 1352AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1], 1353 [Define if mallinfo() is available on this platform.])) 1354 1355dnl pthread locking functions are optional - but llvm will not be thread-safe 1356dnl without locks. 1357if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then 1358 AC_CHECK_LIB(pthread, pthread_mutex_init) 1359 AC_SEARCH_LIBS(pthread_mutex_lock,pthread, 1360 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1], 1361 [Have pthread_mutex_lock])) 1362 AC_SEARCH_LIBS(pthread_rwlock_init,pthread, 1363 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1], 1364 [Have pthread_rwlock_init])) 1365 AC_SEARCH_LIBS(pthread_getspecific,pthread, 1366 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1], 1367 [Have pthread_getspecific])) 1368fi 1369 1370dnl Allow extra x86-disassembler library 1371AC_ARG_WITH(udis86, 1372 AS_HELP_STRING([--with-udis86=<path>], 1373 [Use udis86 external x86 disassembler library]), 1374 [ 1375 AC_SUBST(USE_UDIS86, [1]) 1376 case "$withval" in 1377 /usr/lib|yes) ;; 1378 *) LDFLAGS="$LDFLAGS -L${withval}" ;; 1379 esac 1380 AC_CHECK_LIB(udis86, ud_init, [], [ 1381 echo "Error! You need to have libudis86 around." 1382 exit -1 1383 ]) 1384 ], 1385 AC_SUBST(USE_UDIS86, [0])) 1386AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86, 1387 [Define if use udis86 library]) 1388 1389dnl Allow OProfile support for JIT output. 1390AC_ARG_WITH(oprofile, 1391 AS_HELP_STRING([--with-oprofile=<prefix>], 1392 [Tell OProfile >= 0.9.4 how to symbolize JIT output]), 1393 [ 1394 AC_SUBST(USE_OPROFILE, [1]) 1395 case "$withval" in 1396 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;; 1397 no) llvm_cv_oppath= 1398 AC_SUBST(USE_OPROFILE, [0]) ;; 1399 *) llvm_cv_oppath="${withval}/lib/oprofile" 1400 CPPFLAGS="-I${withval}/include";; 1401 esac 1402 case $llvm_cv_os_type in 1403 Linux) 1404 if test -n "$llvm_cv_oppath" ; then 1405 LIBS="$LIBS -lopagent -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}" 1406 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744: 1407 dnl libbfd is not included properly in libopagent in some Debian 1408 dnl versions. If libbfd isn't found at all, we assume opagent works 1409 dnl anyway. 1410 AC_SEARCH_LIBS(bfd_init, bfd, [], []) 1411 AC_SEARCH_LIBS(op_open_agent, opagent, [], [ 1412 echo "Error! You need to have libopagent around." 1413 exit -1 1414 ]) 1415 AC_CHECK_HEADER([opagent.h], [], [ 1416 echo "Error! You need to have opagent.h around." 1417 exit -1 1418 ]) 1419 fi ;; 1420 *) 1421 AC_MSG_ERROR([OProfile support is available on Linux only.]) ;; 1422 esac 1423 ], 1424 [ 1425 AC_SUBST(USE_OPROFILE, [0]) 1426 ]) 1427AC_DEFINE_UNQUOTED([LLVM_USE_OPROFILE],$USE_OPROFILE, 1428 [Define if we have the oprofile JIT-support library]) 1429 1430dnl Enable support for Intel JIT Events API. 1431AC_ARG_WITH(intel-jitevents, 1432 AS_HELP_STRING([--with-intel-jitevents Notify Intel JIT profiling API of generated code]), 1433 [ 1434 case "$withval" in 1435 yes) AC_SUBST(USE_INTEL_JITEVENTS,[1]);; 1436 no) AC_SUBST(USE_INTEL_JITEVENTS,[0]);; 1437 *) AC_MSG_ERROR([Invalid setting for --with-intel-jitevents. Use "yes" or "no"]);; 1438 esac 1439 1440 case $llvm_cv_os_type in 1441 Linux|Win32|Cygwin|MingW) ;; 1442 *) AC_MSG_ERROR([Intel JIT API support is available on Linux and Windows only.]);; 1443 esac 1444 1445 case "$llvm_cv_target_arch" in 1446 x86|x86_64) ;; 1447 *) AC_MSG_ERROR([Target architecture $llvm_cv_target_arch does not support Intel JIT Events API.]);; 1448 esac 1449 ], 1450 [ 1451 AC_SUBST(USE_INTEL_JITEVENTS, [0]) 1452 ]) 1453AC_DEFINE_UNQUOTED([LLVM_USE_INTEL_JITEVENTS],$USE_INTEL_JITEVENTS, 1454 [Define if we have the Intel JIT API runtime support library]) 1455 1456dnl Check for libxml2 1457dnl Right now we're just checking for the existence, we could also check for a 1458dnl particular version via --version on xml2-config 1459AC_CHECK_PROGS(XML2CONFIG, xml2-config) 1460 1461AC_MSG_CHECKING(for libxml2 includes) 1462if test "x$XML2CONFIG" = "x"; then 1463 AC_MSG_RESULT(xml2-config not found) 1464else 1465 LIBXML2_INC=`$XML2CONFIG --cflags` 1466 AC_MSG_RESULT($LIBXML2_INC) 1467 AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2]) 1468 LIBXML2_LIBS="-lxml2"]) 1469fi 1470AC_SUBST(LIBXML2_LIBS) 1471AC_SUBST(LIBXML2_INC) 1472 1473dnl===-----------------------------------------------------------------------=== 1474dnl=== 1475dnl=== SECTION 6: Check for header files 1476dnl=== 1477dnl===-----------------------------------------------------------------------=== 1478 1479dnl First, use autoconf provided macros for specific headers that we need 1480dnl We don't check for ancient stuff or things that are guaranteed to be there 1481dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers. 1482dnl Generally we're looking for POSIX headers. 1483AC_HEADER_DIRENT 1484AC_HEADER_MMAP_ANONYMOUS 1485AC_HEADER_STAT 1486AC_HEADER_SYS_WAIT 1487AC_HEADER_TIME 1488 1489AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h]) 1490AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h]) 1491AC_CHECK_HEADERS([utime.h windows.h]) 1492AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h]) 1493AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h]) 1494AC_CHECK_HEADERS([valgrind/valgrind.h]) 1495AC_CHECK_HEADERS([fenv.h]) 1496if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then 1497 AC_CHECK_HEADERS(pthread.h, 1498 AC_SUBST(HAVE_PTHREAD, 1), 1499 AC_SUBST(HAVE_PTHREAD, 0)) 1500else 1501 AC_SUBST(HAVE_PTHREAD, 0) 1502fi 1503 1504dnl Try to find ffi.h. 1505if test "$llvm_cv_enable_libffi" = "yes" ; then 1506 AC_CHECK_HEADERS([ffi.h ffi/ffi.h]) 1507fi 1508 1509dnl Try to find Darwin specific crash reporting libraries. 1510AC_CHECK_HEADERS([CrashReporterClient.h]) 1511 1512dnl Try to find Darwin specific crash reporting global. 1513AC_MSG_CHECKING([__crashreporter_info__]) 1514AC_LINK_IFELSE( 1515[ 1516 AC_LANG_SOURCE([[ 1517 extern const char *__crashreporter_info__; 1518 int main() { 1519 __crashreporter_info__ = "test"; 1520 return 0; 1521 } 1522 ]]) 1523], 1524[ 1525 AC_MSG_RESULT([yes]) 1526 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__]) 1527], 1528[ 1529 AC_MSG_RESULT([no]) 1530 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__]) 1531]) 1532 1533dnl===-----------------------------------------------------------------------=== 1534dnl=== 1535dnl=== SECTION 7: Check for types and structures 1536dnl=== 1537dnl===-----------------------------------------------------------------------=== 1538 1539AC_HUGE_VAL_CHECK 1540AC_TYPE_PID_T 1541AC_TYPE_SIZE_T 1542AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').]) 1543AC_STRUCT_TM 1544AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found])) 1545AC_CHECK_TYPES([uint64_t],, 1546 AC_CHECK_TYPES([u_int64_t],, 1547 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found]))) 1548 1549dnl===-----------------------------------------------------------------------=== 1550dnl=== 1551dnl=== SECTION 8: Check for specific functions needed 1552dnl=== 1553dnl===-----------------------------------------------------------------------=== 1554 1555AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ]) 1556AC_CHECK_FUNCS([powf fmodf strtof round ]) 1557AC_CHECK_FUNCS([log log2 log10 exp exp2]) 1558AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ]) 1559AC_CHECK_FUNCS([isatty mkdtemp mkstemp ]) 1560AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ]) 1561AC_CHECK_FUNCS([strerror strerror_r setenv arc4random ]) 1562AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ]) 1563AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev]) 1564AC_C_PRINTF_A 1565AC_FUNC_RAND48 1566 1567dnl Check the declaration "Secure API" on Windows environments. 1568AC_CHECK_DECLS([strerror_s]) 1569 1570dnl Check symbols in libgcc.a for JIT on Mingw. 1571if test "$llvm_cv_os_type" = "MingW" ; then 1572 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca])) 1573 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca])) 1574 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk])) 1575 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk])) 1576 1577 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3])) 1578 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3])) 1579 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3])) 1580 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi])) 1581 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi])) 1582 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf])) 1583 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3])) 1584 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3])) 1585 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3])) 1586 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3])) 1587 1588 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main])) 1589 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2])) 1590fi 1591 1592dnl Check Win32 API EnumerateLoadedModules. 1593if test "$llvm_cv_os_type" = "MingW" ; then 1594 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl]) 1595 AC_COMPILE_IFELSE( 1596[ 1597 AC_LANG_SOURCE([[ 1598 #include <windows.h> 1599 #include <imagehlp.h> 1600 extern void foo(PENUMLOADED_MODULES_CALLBACK); 1601 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID)); 1602 ]]) 1603], 1604[ 1605 AC_MSG_RESULT([yes]) 1606 llvm_cv_win32_elmcb_pcstr="PCSTR" 1607], 1608[ 1609 AC_MSG_RESULT([no]) 1610 llvm_cv_win32_elmcb_pcstr="PSTR" 1611]) 1612 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback]) 1613fi 1614 1615dnl Check for variations in the Standard C++ library and STL. These macros are 1616dnl provided by LLVM in the autoconf/m4 directory. 1617AC_FUNC_ISNAN 1618AC_FUNC_ISINF 1619 1620dnl Check for mmap support.We also need to know if /dev/zero is required to 1621dnl be opened for allocating RWX memory. 1622dnl Make sure we aren't attempting to configure for an unknown system 1623if test "$llvm_cv_platform_type" = "Unix" ; then 1624 AC_FUNC_MMAP 1625 AC_FUNC_MMAP_FILE 1626 AC_NEED_DEV_ZERO_FOR_MMAP 1627 1628 if test "$ac_cv_func_mmap_fixed_mapped" = "no" 1629 then 1630 AC_MSG_WARN([mmap() of a fixed address required but not supported]) 1631 fi 1632 if test "$ac_cv_func_mmap_file" = "no" 1633 then 1634 AC_MSG_WARN([mmap() of files required but not found]) 1635 fi 1636fi 1637 1638dnl atomic builtins are required for threading support. 1639AC_MSG_CHECKING(for GCC atomic builtins) 1640dnl Since we'll be using these atomic builtins in C++ files we should test 1641dnl the C++ compiler. 1642AC_LANG_PUSH([C++]) 1643AC_LINK_IFELSE( 1644[ 1645 AC_LANG_SOURCE([[ 1646 int main() { 1647 volatile unsigned long val = 1; 1648 __sync_synchronize(); 1649 __sync_val_compare_and_swap(&val, 1, 0); 1650 __sync_add_and_fetch(&val, 1); 1651 __sync_sub_and_fetch(&val, 1); 1652 return 0; 1653 } 1654 ]]) 1655], 1656[ 1657 AC_MSG_RESULT([yes]) 1658 AC_DEFINE([LLVM_HAS_ATOMICS], [1], [Has gcc/MSVC atomic intrinsics]) 1659], 1660[ 1661 AC_MSG_RESULT([no]) 1662 AC_DEFINE([LLVM_HAS_ATOMICS], [0], [Has gcc/MSVC atomic intrinsics]) 1663 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]) 1664]) 1665AC_LANG_POP([C++]) 1666 1667dnl===-----------------------------------------------------------------------=== 1668dnl=== 1669dnl=== SECTION 9: Additional checks, variables, etc. 1670dnl=== 1671dnl===-----------------------------------------------------------------------=== 1672 1673dnl Handle 32-bit linux systems running a 64-bit kernel. 1674dnl This has to come after section 4 because it invokes the compiler. 1675if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then 1676 AC_IS_LINUX_MIXED 1677 if test "$llvm_cv_linux_mixed" = "yes"; then 1678 llvm_cv_target_arch="x86" 1679 ARCH="x86" 1680 fi 1681fi 1682 1683dnl Check whether __dso_handle is present 1684AC_CHECK_FUNCS([__dso_handle]) 1685 1686dnl Propagate the shared library extension that the libltdl checks did to 1687dnl the Makefiles so we can use it there too 1688AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext) 1689 1690dnl Propagate the run-time library path variable that the libltdl 1691dnl checks found to the Makefiles so we can use it there too 1692AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var) 1693 1694dnl Translate the various configuration directories and other basic 1695dnl information into substitutions that will end up in Makefile.config.in 1696dnl that these configured values can be used by the makefiles 1697if test "${prefix}" = "NONE" ; then 1698 prefix="/usr/local" 1699fi 1700eval LLVM_PREFIX="${prefix}"; 1701eval LLVM_BINDIR="${prefix}/bin"; 1702eval LLVM_LIBDIR="${prefix}/lib"; 1703eval LLVM_DATADIR="${prefix}/share/llvm"; 1704eval LLVM_DOCSDIR="${prefix}/share/doc/llvm"; 1705eval LLVM_ETCDIR="${prefix}/etc/llvm"; 1706eval LLVM_INCLUDEDIR="${prefix}/include"; 1707eval LLVM_INFODIR="${prefix}/info"; 1708eval LLVM_MANDIR="${prefix}/man"; 1709LLVM_CONFIGTIME=`date` 1710AC_SUBST(LLVM_PREFIX) 1711AC_SUBST(LLVM_BINDIR) 1712AC_SUBST(LLVM_LIBDIR) 1713AC_SUBST(LLVM_DATADIR) 1714AC_SUBST(LLVM_DOCSDIR) 1715AC_SUBST(LLVM_ETCDIR) 1716AC_SUBST(LLVM_INCLUDEDIR) 1717AC_SUBST(LLVM_INFODIR) 1718AC_SUBST(LLVM_MANDIR) 1719AC_SUBST(LLVM_CONFIGTIME) 1720 1721dnl Disable embedding timestamps in the build directory, with ENABLE_TIMESTAMPS. 1722if test "${ENABLE_TIMESTAMPS}" = "0"; then 1723 LLVM_CONFIGTIME="(timestamp not enabled)" 1724fi 1725 1726dnl Place the various directories into the config.h file as #defines so that we 1727dnl can know about the installation paths within LLVM. 1728AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX", 1729 [Installation prefix directory]) 1730AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR", 1731 [Installation directory for binary executables]) 1732AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR", 1733 [Installation directory for libraries]) 1734AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR", 1735 [Installation directory for data files]) 1736AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR", 1737 [Installation directory for documentation]) 1738AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR", 1739 [Installation directory for config files]) 1740AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR", 1741 [Installation directory for include files]) 1742AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR", 1743 [Installation directory for .info files]) 1744AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", 1745 [Installation directory for man pages]) 1746AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", 1747 [Time at which LLVM was configured]) 1748AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host", 1749 [Host triple LLVM will be executed on]) 1750AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target", 1751 [Target triple LLVM will generate code for by default]) 1752 1753dnl Determine which bindings to build. 1754if test "$BINDINGS_TO_BUILD" = auto ; then 1755 BINDINGS_TO_BUILD="" 1756 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then 1757 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" 1758 fi 1759fi 1760AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD) 1761 1762dnl This isn't really configurey, but it avoids having to repeat the list in 1763dnl other files. 1764AC_SUBST(ALL_BINDINGS,ocaml) 1765 1766dnl Do any work necessary to ensure that bindings have what they need. 1767binding_prereqs_failed=0 1768for a_binding in $BINDINGS_TO_BUILD ; do 1769 case "$a_binding" in 1770 ocaml) 1771 if test "x$OCAMLC" = x ; then 1772 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc]) 1773 binding_prereqs_failed=1 1774 fi 1775 if test "x$OCAMLDEP" = x ; then 1776 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep]) 1777 binding_prereqs_failed=1 1778 fi 1779 if test "x$OCAMLOPT" = x ; then 1780 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt]) 1781 dnl ocamlopt is optional! 1782 fi 1783 if test "x$with_ocaml_libdir" != xauto ; then 1784 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir) 1785 else 1786 ocaml_stdlib="`"$OCAMLC" -where`" 1787 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~" 1788 then 1789 # ocaml stdlib is beneath our prefix; use stdlib 1790 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib) 1791 else 1792 # ocaml stdlib is outside our prefix; use libdir/ocaml 1793 AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml) 1794 fi 1795 fi 1796 ;; 1797 esac 1798done 1799if test "$binding_prereqs_failed" = 1 ; then 1800 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.]) 1801fi 1802 1803dnl Determine whether the compiler supports -fvisibility-inlines-hidden. 1804AC_CXX_USE_VISIBILITY_INLINES_HIDDEN 1805 1806dnl Determine linker rpath flag 1807if test "$llvm_cv_link_use_r" = "yes" ; then 1808 RPATH="-Wl,-R" 1809else 1810 RPATH="-Wl,-rpath" 1811fi 1812AC_SUBST(RPATH) 1813 1814dnl Determine linker rdynamic flag 1815if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then 1816 RDYNAMIC="-Wl,-export-dynamic" 1817else 1818 RDYNAMIC="" 1819fi 1820AC_SUBST(RDYNAMIC) 1821 1822dnl===-----------------------------------------------------------------------=== 1823dnl=== 1824dnl=== SECTION 10: Specify the output files and generate it 1825dnl=== 1826dnl===-----------------------------------------------------------------------=== 1827 1828dnl Configure header files 1829dnl WARNING: dnl If you add or remove any of the following config headers, then 1830dnl you MUST also update Makefile so that the variable FilesToConfig 1831dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the 1832dnl files can be updated automatically when their *.in sources change. 1833AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h]) 1834AH_TOP([#ifndef CONFIG_H 1835#define CONFIG_H]) 1836AH_BOTTOM([#endif]) 1837 1838AC_CONFIG_FILES([include/llvm/Config/Targets.def]) 1839AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def]) 1840AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def]) 1841AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def]) 1842AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h]) 1843 1844dnl Configure the makefile's configuration data 1845AC_CONFIG_FILES([Makefile.config]) 1846 1847dnl Configure the RPM spec file for LLVM 1848AC_CONFIG_FILES([llvm.spec]) 1849 1850dnl Configure doxygen's configuration file 1851AC_CONFIG_FILES([docs/doxygen.cfg]) 1852 1853dnl Configure clang, if present 1854if test "${clang_src_root}" = ""; then 1855 clang_src_root="$srcdir/tools/clang" 1856fi 1857if test -f ${clang_src_root}/README.txt; then 1858 dnl Use variables to stay under 80 columns. 1859 configh="include/clang/Config/config.h" 1860 doxy="docs/doxygen.cfg" 1861 AC_CONFIG_HEADERS([tools/clang/${configh}:${clang_src_root}/${configh}.in]) 1862 AC_CONFIG_FILES([tools/clang/${doxy}:${clang_src_root}/${doxy}.in]) 1863fi 1864 1865dnl OCaml findlib META file 1866AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm]) 1867 1868dnl Add --program-prefix value to Makefile.rules. Already an ARG variable. 1869test "x$program_prefix" = "xNONE" && program_prefix="" 1870AC_SUBST([program_prefix]) 1871 1872 1873dnl Do special configuration of Makefiles 1874AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"]) 1875AC_CONFIG_MAKEFILE(Makefile) 1876AC_CONFIG_MAKEFILE(Makefile.common) 1877AC_CONFIG_MAKEFILE(examples/Makefile) 1878AC_CONFIG_MAKEFILE(lib/Makefile) 1879AC_CONFIG_MAKEFILE(runtime/Makefile) 1880AC_CONFIG_MAKEFILE(test/Makefile) 1881AC_CONFIG_MAKEFILE(test/Makefile.tests) 1882AC_CONFIG_MAKEFILE(unittests/Makefile) 1883AC_CONFIG_MAKEFILE(tools/Makefile) 1884AC_CONFIG_MAKEFILE(utils/Makefile) 1885AC_CONFIG_MAKEFILE(projects/Makefile) 1886AC_CONFIG_MAKEFILE(bindings/Makefile) 1887AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml) 1888 1889dnl Finally, crank out the output 1890AC_OUTPUT 1891