configure.ac revision 1baa38147a62cb9e905c8229098be2e3a7627032
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],[3.4svn],[http://llvm.org/bugs/]) 35AC_DEFINE([LLVM_VERSION_MAJOR], [3], [Major version of the LLVM API]) 36AC_DEFINE([LLVM_VERSION_MINOR], [4], [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 $target in 392 i?86-*) llvm_cv_target_arch="x86" ;; 393 amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;; 394 sparc*-*) llvm_cv_target_arch="Sparc" ;; 395 powerpc*-*) llvm_cv_target_arch="PowerPC" ;; 396 arm*-*) llvm_cv_target_arch="ARM" ;; 397 aarch64*-*) llvm_cv_target_arch="AArch64" ;; 398 mips-* | mips64-*) llvm_cv_target_arch="Mips" ;; 399 mipsel-* | mips64el-*) llvm_cv_target_arch="Mips" ;; 400 xcore-*) llvm_cv_target_arch="XCore" ;; 401 msp430-*) llvm_cv_target_arch="MSP430" ;; 402 hexagon-*) llvm_cv_target_arch="Hexagon" ;; 403 mblaze-*) llvm_cv_target_arch="MBlaze" ;; 404 nvptx-*) llvm_cv_target_arch="NVPTX" ;; 405 s390x-*) llvm_cv_target_arch="SystemZ" ;; 406 *) llvm_cv_target_arch="Unknown" ;; 407esac]) 408 409if test "$llvm_cv_target_arch" = "Unknown" ; then 410 AC_MSG_WARN([Configuring LLVM for an unknown target archicture]) 411fi 412 413dnl Determine the LLVM native architecture for the target 414case "$llvm_cv_target_arch" in 415 x86) LLVM_NATIVE_ARCH="X86" ;; 416 x86_64) LLVM_NATIVE_ARCH="X86" ;; 417 *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;; 418esac 419 420dnl Define a substitution, ARCH, for the target architecture 421AC_SUBST(ARCH,$llvm_cv_target_arch) 422 423dnl Determine what our host architecture. 424dnl This will allow MCJIT regress tests runs only for supported 425dnl platforms. 426case $host in 427 i?86-*) host_arch="x86" ;; 428 amd64-* | x86_64-*) host_arch="x86_64" ;; 429 sparc*-*) host_arch="Sparc" ;; 430 powerpc*-*) host_arch="PowerPC" ;; 431 arm*-*) host_arch="ARM" ;; 432 aarch64*-*) host_arch="AArch64" ;; 433 mips-* | mips64-*) host_arch="Mips" ;; 434 mipsel-* | mips64el-*) host_arch="Mips" ;; 435 xcore-*) host_arch="XCore" ;; 436 msp430-*) host_arch="MSP430" ;; 437 hexagon-*) host_arch="Hexagon" ;; 438 mblaze-*) host_arch="MBlaze" ;; 439 s390x-*) host_arch="SystemZ" ;; 440 *) host_arch="Unknown" ;; 441esac 442 443if test "$host_arch" = "Unknown" ; then 444 AC_MSG_WARN([Configuring LLVM for an unknown host archicture]) 445fi 446 447AC_SUBST(HOST_ARCH,$host_arch) 448 449dnl Check for the endianness of the target 450AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little])) 451 452dnl Check for build platform executable suffix if we're cross-compiling 453if test "$cross_compiling" = yes; then 454 AC_SUBST(LLVM_CROSS_COMPILING, [1]) 455 AC_BUILD_EXEEXT 456 ac_build_prefix=${build_alias}- 457 AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++) 458 if test -z "$BUILD_CXX"; then 459 AC_CHECK_PROG(BUILD_CXX, g++, g++) 460 if test -z "$BUILD_CXX"; then 461 AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++) 462 fi 463 fi 464else 465 AC_SUBST(LLVM_CROSS_COMPILING, [0]) 466fi 467 468dnl Check to see if there's a .svn or .git directory indicating that this 469dnl build is being done from a checkout. This sets up several defaults for 470dnl the command line switches. When we build with a checkout directory, 471dnl we get a debug with assertions turned on. Without, we assume a source 472dnl release and we get an optimized build without assertions. 473dnl See --enable-optimized and --enable-assertions below 474if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then 475 cvsbuild="yes" 476 optimize="no" 477 AC_SUBST(CVSBUILD,[[CVSBUILD=1]]) 478else 479 cvsbuild="no" 480 optimize="yes" 481fi 482 483dnl===-----------------------------------------------------------------------=== 484dnl=== 485dnl=== SECTION 3: Command line arguments for the configure script. 486dnl=== 487dnl===-----------------------------------------------------------------------=== 488 489dnl --enable-libcpp : check whether or not to use libc++ on the command line 490AC_ARG_ENABLE(libcpp, 491 AS_HELP_STRING([--enable-libcpp], 492 [Use libc++ if available (default is NO)]),, 493 enableval=default) 494case "$enableval" in 495 yes) AC_SUBST(ENABLE_LIBCPP,[1]) ;; 496 no) AC_SUBST(ENABLE_LIBCPP,[0]) ;; 497 default) AC_SUBST(ENABLE_LIBCPP,[0]);; 498 *) AC_MSG_ERROR([Invalid setting for --enable-libcpp. Use "yes" or "no"]) ;; 499esac 500 501dnl --enable-cxx11 : check whether or not to use -std=c++11 on the command line 502AC_ARG_ENABLE(cxx11, 503 AS_HELP_STRING([--enable-cxx11], 504 [Use c++11 if available (default is NO)]),, 505 enableval=default) 506case "$enableval" in 507 yes) AC_SUBST(ENABLE_CXX11,[1]) ;; 508 no) AC_SUBST(ENABLE_CXX11,[0]) ;; 509 default) AC_SUBST(ENABLE_CXX11,[0]);; 510 *) AC_MSG_ERROR([Invalid setting for --enable-cxx11. Use "yes" or "no"]) ;; 511esac 512 513dnl --enable-fission : check whether or not to use -gsplit-dwarf on the command 514dnl line 515AC_ARG_ENABLE(split-dwarf, 516 AS_HELP_STRING([--enable-split-dwarf], 517 [Use split-dwarf if available (default is NO)]),, 518 enableval=default) 519case "$enableval" in 520 yes) AC_SUBST(ENABLE_SPLIT_DWARF,[1]) ;; 521 no) AC_SUBST(ENABLE_SPLIT_DWARF,[0]) ;; 522 default) AC_SUBST(ENABLE_SPLIT_DWARF,[0]);; 523 *) AC_MSG_ERROR([Invalid setting for --enable-split-dwarf. Use "yes" or "no"]) ;; 524esac 525 526dnl --enable-clang-arcmt: check whether to enable clang arcmt 527clang_arcmt="yes" 528AC_ARG_ENABLE(clang-arcmt, 529 AS_HELP_STRING([--enable-clang-arcmt], 530 [Enable building of clang ARCMT (default is YES)]), 531 clang_arcmt="$enableval", 532 enableval="yes") 533case "$enableval" in 534 yes) AC_SUBST(ENABLE_CLANG_ARCMT,[1]) ;; 535 no) AC_SUBST(ENABLE_CLANG_ARCMT,[0]) ;; 536 default) AC_SUBST(ENABLE_CLANG_ARCMT,[1]);; 537 *) AC_MSG_ERROR([Invalid setting for --enable-clang-arcmt. Use "yes" or "no"]) ;; 538esac 539 540dnl --enable-clang-static-analyzer: check whether to enable static-analyzer 541clang_static_analyzer="yes" 542AC_ARG_ENABLE(clang-static-analyzer, 543 AS_HELP_STRING([--enable-clang-static-analyzer], 544 [Enable building of clang Static Analyzer (default is YES)]), 545 clang_static_analyzer="$enableval", 546 enableval="yes") 547case "$enableval" in 548 yes) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]) ;; 549 no) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[0]) ;; 550 default) AC_SUBST(ENABLE_CLANG_STATIC_ANALYZER,[1]);; 551 *) AC_MSG_ERROR([Invalid setting for --enable-clang-static-analyzer. Use "yes" or "no"]) ;; 552esac 553 554dnl --enable-clang-rewriter: check whether to enable clang rewriter 555AC_ARG_ENABLE(clang-rewriter, 556 AS_HELP_STRING([--enable-clang-rewriter], 557 [Enable building of clang rewriter (default is YES)]),, 558 enableval="yes") 559case "$enableval" in 560 yes) AC_SUBST(ENABLE_CLANG_REWRITER,[1]) ;; 561 no) 562 if test ${clang_arcmt} != "no" ; then 563 AC_MSG_ERROR([Cannot enable clang ARC Migration Tool while disabling rewriter.]) 564 fi 565 if test ${clang_static_analyzer} != "no" ; then 566 AC_MSG_ERROR([Cannot enable clang static analyzer while disabling rewriter.]) 567 fi 568 AC_SUBST(ENABLE_CLANG_REWRITER,[0]) 569 ;; 570 default) AC_SUBST(ENABLE_CLANG_REWRITER,[1]);; 571 *) AC_MSG_ERROR([Invalid setting for --enable-clang-rewriter. Use "yes" or "no"]) ;; 572esac 573 574dnl --enable-optimized : check whether they want to do an optimized build: 575AC_ARG_ENABLE(optimized, AS_HELP_STRING( 576 --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) 577if test ${enableval} = "no" ; then 578 AC_SUBST(ENABLE_OPTIMIZED,[[]]) 579else 580 AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]]) 581fi 582 583dnl --enable-profiling : check whether they want to do a profile build: 584AC_ARG_ENABLE(profiling, AS_HELP_STRING( 585 --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no") 586if test ${enableval} = "no" ; then 587 AC_SUBST(ENABLE_PROFILING,[[]]) 588else 589 AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]]) 590fi 591 592dnl --enable-assertions : check whether they want to turn on assertions or not: 593AC_ARG_ENABLE(assertions,AS_HELP_STRING( 594 --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes") 595if test ${enableval} = "yes" ; then 596 AC_SUBST(DISABLE_ASSERTIONS,[[]]) 597else 598 AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]]) 599fi 600 601dnl --enable-werror : check whether we want Werror on by default 602AC_ARG_ENABLE(werror,AS_HELP_STRING( 603 --enable-werror,[Compile with -Werror enabled (default is NO)]),, enableval="no") 604case "$enableval" in 605 yes) AC_SUBST(ENABLE_WERROR,[1]) ;; 606 no) AC_SUBST(ENABLE_WERROR,[0]) ;; 607 default) AC_SUBST(ENABLE_WERROR,[0]);; 608 *) AC_MSG_ERROR([Invalid setting for --enable-werror. Use "yes" or "no"]) ;; 609esac 610 611dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks: 612AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING( 613 --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no") 614if test ${enableval} = "yes" ; then 615 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]]) 616 AC_SUBST(EXPENSIVE_CHECKS,[[yes]]) 617else 618 AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]]) 619 AC_SUBST(EXPENSIVE_CHECKS,[[no]]) 620fi 621 622dnl --enable-debug-runtime : should runtime libraries have debug symbols? 623AC_ARG_ENABLE(debug-runtime, 624 AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no) 625if test ${enableval} = "no" ; then 626 AC_SUBST(DEBUG_RUNTIME,[[]]) 627else 628 AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]]) 629fi 630 631dnl --enable-debug-symbols : should even optimized compiler libraries 632dnl have debug symbols? 633AC_ARG_ENABLE(debug-symbols, 634 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) 635if test ${enableval} = "no" ; then 636 AC_SUBST(DEBUG_SYMBOLS,[[]]) 637else 638 AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]]) 639fi 640 641dnl --enable-keep-symbols : do not strip installed executables 642AC_ARG_ENABLE(keep-symbols, 643 AS_HELP_STRING(--enable-keep-symbols,[Do not strip installed executables)]),,enableval=no) 644if test ${enableval} = "no" ; then 645 AC_SUBST(KEEP_SYMBOLS,[[]]) 646else 647 AC_SUBST(KEEP_SYMBOLS,[[KEEP_SYMBOLS=1]]) 648fi 649 650dnl --enable-jit: check whether they want to enable the jit 651AC_ARG_ENABLE(jit, 652 AS_HELP_STRING(--enable-jit, 653 [Enable Just In Time Compiling (default is YES)]),, 654 enableval=default) 655if test ${enableval} = "no" 656then 657 AC_SUBST(JIT,[[]]) 658else 659 case "$llvm_cv_target_arch" in 660 x86) AC_SUBST(TARGET_HAS_JIT,1) ;; 661 Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;; 662 PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;; 663 x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;; 664 ARM) AC_SUBST(TARGET_HAS_JIT,1) ;; 665 AArch64) AC_SUBST(TARGET_HAS_JIT,0) ;; 666 Mips) AC_SUBST(TARGET_HAS_JIT,1) ;; 667 XCore) AC_SUBST(TARGET_HAS_JIT,0) ;; 668 MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;; 669 Hexagon) AC_SUBST(TARGET_HAS_JIT,0) ;; 670 MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;; 671 NVPTX) AC_SUBST(TARGET_HAS_JIT,0) ;; 672 SystemZ) AC_SUBST(TARGET_HAS_JIT,1) ;; 673 *) AC_SUBST(TARGET_HAS_JIT,0) ;; 674 esac 675fi 676 677dnl Allow enablement of building and installing docs 678AC_ARG_ENABLE(docs, 679 AS_HELP_STRING([--enable-docs], 680 [Build documents (default is YES)]),, 681 enableval=default) 682case "$enableval" in 683 yes) AC_SUBST(ENABLE_DOCS,[1]) ;; 684 no) AC_SUBST(ENABLE_DOCS,[0]) ;; 685 default) AC_SUBST(ENABLE_DOCS,[1]) ;; 686 *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;; 687esac 688 689dnl Allow enablement of doxygen generated documentation 690AC_ARG_ENABLE(doxygen, 691 AS_HELP_STRING([--enable-doxygen], 692 [Build doxygen documentation (default is NO)]),, 693 enableval=default) 694case "$enableval" in 695 yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;; 696 no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; 697 default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; 698 *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;; 699esac 700 701dnl Allow disablement of threads 702AC_ARG_ENABLE(threads, 703 AS_HELP_STRING([--enable-threads], 704 [Use threads if available (default is YES)]),, 705 enableval=default) 706case "$enableval" in 707 yes) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; 708 no) AC_SUBST(LLVM_ENABLE_THREADS,[0]) ;; 709 default) AC_SUBST(LLVM_ENABLE_THREADS,[1]) ;; 710 *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;; 711esac 712AC_DEFINE_UNQUOTED([LLVM_ENABLE_THREADS],$LLVM_ENABLE_THREADS, 713 [Define if threads enabled]) 714 715dnl Allow disablement of pthread.h 716AC_ARG_ENABLE(pthreads, 717 AS_HELP_STRING([--enable-pthreads], 718 [Use pthreads if available (default is YES)]),, 719 enableval=default) 720case "$enableval" in 721 yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;; 722 no) AC_SUBST(ENABLE_PTHREADS,[0]) ;; 723 default) AC_SUBST(ENABLE_PTHREADS,[1]) ;; 724 *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;; 725esac 726 727dnl Allow disablement of zlib 728AC_ARG_ENABLE(zlib, 729 AS_HELP_STRING([--enable-zlib], 730 [Use zlib for compression/decompression if 731 available (default is YES)]),, 732 enableval=default) 733case "$enableval" in 734 yes) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;; 735 no) AC_SUBST(LLVM_ENABLE_ZLIB,[0]) ;; 736 default) AC_SUBST(LLVM_ENABLE_ZLIB,[1]) ;; 737 *) AC_MSG_ERROR([Invalid setting for --enable-zlib. Use "yes" or "no"]) ;; 738esac 739AC_DEFINE_UNQUOTED([LLVM_ENABLE_ZLIB],$LLVM_ENABLE_ZLIB, 740 [Define if zlib is enabled]) 741 742dnl Allow building without position independent code 743AC_ARG_ENABLE(pic, 744 AS_HELP_STRING([--enable-pic], 745 [Build LLVM with Position Independent Code (default is YES)]),, 746 enableval=default) 747case "$enableval" in 748 yes) AC_SUBST(ENABLE_PIC,[1]) ;; 749 no) AC_SUBST(ENABLE_PIC,[0]) ;; 750 default) AC_SUBST(ENABLE_PIC,[1]) ;; 751 *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;; 752esac 753AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC, 754 [Define if position independent code is enabled]) 755 756dnl Allow building a shared library and linking tools against it. 757AC_ARG_ENABLE(shared, 758 AS_HELP_STRING([--enable-shared], 759 [Build a shared library and link tools against it (default is NO)]),, 760 enableval=default) 761case "$enableval" in 762 yes) AC_SUBST(ENABLE_SHARED,[1]) ;; 763 no) AC_SUBST(ENABLE_SHARED,[0]) ;; 764 default) AC_SUBST(ENABLE_SHARED,[0]) ;; 765 *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;; 766esac 767 768dnl Allow libstdc++ is embedded in LLVM.dll. 769AC_ARG_ENABLE(embed-stdcxx, 770 AS_HELP_STRING([--enable-embed-stdcxx], 771 [Build a shared library with embedded libstdc++ for Win32 DLL (default is NO)]),, 772 enableval=default) 773case "$enableval" in 774 yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;; 775 no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;; 776 default) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;; 777 *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;; 778esac 779 780dnl Enable embedding timestamp information into build. 781AC_ARG_ENABLE(timestamps, 782 AS_HELP_STRING([--enable-timestamps], 783 [Enable embedding timestamp information in build (default is YES)]),, 784 enableval=default) 785case "$enableval" in 786 yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; 787 no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;; 788 default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; 789 *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;; 790esac 791AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS, 792 [Define if timestamp information (e.g., __DATE__) is allowed]) 793 794dnl Enable embedding timestamp information into build. 795 796AC_ARG_ENABLE(backtraces, 797 AS_HELP_STRING([--enable-backtraces], 798 [Enable embedding backtraces on crash (default is YES)]),, 799 enableval=default) 800case "$enableval" in 801 yes) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; 802 no) AC_SUBST(ENABLE_BACKTRACES,[0]) ;; 803 default) AC_SUBST(ENABLE_BACKTRACES,[1]) ;; 804 *) AC_MSG_ERROR([Invalid setting for --enable-backtraces. Use "yes" or "no"]) ;; 805esac 806AC_DEFINE_UNQUOTED([ENABLE_BACKTRACES],$ENABLE_BACKTRACES, 807 [Define if you want backtraces on crash]) 808 809dnl Allow specific targets to be specified for building (or not) 810TARGETS_TO_BUILD="" 811AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets], 812 [Build specific host targets: all or target1,target2,... Valid targets are: 813 host, x86, x86_64, sparc, powerpc, arm, aarch64, mips, hexagon, 814 xcore, msp430, nvptx, systemz, r600, and cpp (default=all)]),, 815 enableval=all) 816if test "$enableval" = host-only ; then 817 enableval=host 818fi 819case "$enableval" in 820 all) TARGETS_TO_BUILD="X86 Sparc PowerPC AArch64 ARM Mips XCore MSP430 CppBackend MBlaze NVPTX Hexagon SystemZ R600" ;; 821 *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do 822 case "$a_target" in 823 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 824 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 825 sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; 826 powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; 827 aarch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; 828 arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; 829 mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 830 mipsel) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 831 mips64) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 832 mips64el) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 833 xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; 834 msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; 835 cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;; 836 hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; 837 mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; 838 nvptx) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; 839 systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; 840 r600) TARGETS_TO_BUILD="R600 $TARGETS_TO_BUILD" ;; 841 host) case "$llvm_cv_target_arch" in 842 x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 843 x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; 844 Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; 845 PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; 846 AArch64) TARGETS_TO_BUILD="AArch64 $TARGETS_TO_BUILD" ;; 847 ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; 848 Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; 849 MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; 850 XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; 851 MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; 852 Hexagon) TARGETS_TO_BUILD="Hexagon $TARGETS_TO_BUILD" ;; 853 NVPTX) TARGETS_TO_BUILD="NVPTX $TARGETS_TO_BUILD" ;; 854 SystemZ) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; 855 *) AC_MSG_ERROR([Can not set target to build]) ;; 856 esac ;; 857 *) AC_MSG_ERROR([Unrecognized target $a_target]) ;; 858 esac 859 done 860 ;; 861esac 862 863AC_ARG_ENABLE([experimental-targets],AS_HELP_STRING([--enable-experimental-targets], 864 [Build experimental host targets: disable or target1,target2,... 865 (default=disable)]),, 866 enableval=disable) 867 868if test ${enableval} != "disable" 869then 870 TARGETS_TO_BUILD="$enableval $TARGETS_TO_BUILD" 871fi 872 873AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD) 874 875dnl Determine whether we are building LLVM support for the native architecture. 876dnl If so, define LLVM_NATIVE_ARCH to that LLVM target. 877for a_target in $TARGETS_TO_BUILD; do 878 if test "$a_target" = "$LLVM_NATIVE_ARCH"; then 879 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH, 880 [LLVM architecture name for the native architecture, if available]) 881 LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target" 882 LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo" 883 LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC" 884 LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter" 885 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then 886 LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser" 887 fi 888 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then 889 LLVM_NATIVE_DISASSEMBLER="LLVMInitialize${LLVM_NATIVE_ARCH}Disassembler" 890 fi 891 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET, 892 [LLVM name for the native Target init function, if available]) 893 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO, 894 [LLVM name for the native TargetInfo init function, if available]) 895 AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC, 896 [LLVM name for the native target MC init function, if available]) 897 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER, 898 [LLVM name for the native AsmPrinter init function, if available]) 899 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then 900 AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER, 901 [LLVM name for the native AsmParser init function, if available]) 902 fi 903 if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/Disassembler/Makefile ; then 904 AC_DEFINE_UNQUOTED(LLVM_NATIVE_DISASSEMBLER, $LLVM_NATIVE_DISASSEMBLER, 905 [LLVM name for the native Disassembler init function, if available]) 906 fi 907 fi 908done 909 910dnl Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual 911dnl target feature def files. 912LLVM_ENUM_TARGETS="" 913LLVM_ENUM_ASM_PRINTERS="" 914LLVM_ENUM_ASM_PARSERS="" 915LLVM_ENUM_DISASSEMBLERS="" 916for target_to_build in $TARGETS_TO_BUILD; do 917 LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS" 918 if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then 919 LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS"; 920 fi 921 if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then 922 LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS"; 923 fi 924 if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then 925 LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS"; 926 fi 927done 928AC_SUBST(LLVM_ENUM_TARGETS) 929AC_SUBST(LLVM_ENUM_ASM_PRINTERS) 930AC_SUBST(LLVM_ENUM_ASM_PARSERS) 931AC_SUBST(LLVM_ENUM_DISASSEMBLERS) 932 933dnl Override the option to use for optimized builds. 934AC_ARG_WITH(optimize-option, 935 AS_HELP_STRING([--with-optimize-option], 936 [Select the compiler options to use for optimized builds]),, 937 withval=default) 938AC_MSG_CHECKING([optimization flags]) 939case "$withval" in 940 default) 941 case "$llvm_cv_os_type" in 942 FreeBSD) optimize_option=-O2 ;; 943 MingW) optimize_option=-O2 ;; 944 *) optimize_option=-O3 ;; 945 esac ;; 946 *) optimize_option="$withval" ;; 947esac 948AC_SUBST(OPTIMIZE_OPTION,$optimize_option) 949AC_MSG_RESULT([$optimize_option]) 950 951dnl Specify extra build options 952AC_ARG_WITH(extra-options, 953 AS_HELP_STRING([--with-extra-options], 954 [Specify additional options to compile LLVM with]),, 955 withval=default) 956case "$withval" in 957 default) EXTRA_OPTIONS= ;; 958 *) EXTRA_OPTIONS=$withval ;; 959esac 960AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS) 961 962dnl Specify extra linker build options 963AC_ARG_WITH(extra-ld-options, 964 AS_HELP_STRING([--with-extra-ld-options], 965 [Specify additional options to link LLVM with]),, 966 withval=default) 967case "$withval" in 968 default) EXTRA_LD_OPTIONS= ;; 969 *) EXTRA_LD_OPTIONS=$withval ;; 970esac 971AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS) 972 973dnl Allow specific bindings to be specified for building (or not) 974AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings], 975 [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),, 976 enableval=default) 977BINDINGS_TO_BUILD="" 978case "$enableval" in 979 yes | default | auto) BINDINGS_TO_BUILD="auto" ;; 980 all ) BINDINGS_TO_BUILD="ocaml" ;; 981 none | no) BINDINGS_TO_BUILD="" ;; 982 *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do 983 case "$a_binding" in 984 ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;; 985 *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;; 986 esac 987 done 988 ;; 989esac 990 991dnl Allow the ocaml libdir to be overridden. This could go in a configure 992dnl script for bindings/ocaml/configure, except that its auto value depends on 993dnl OCAMLC, which is found here to support tests. 994AC_ARG_WITH([ocaml-libdir], 995 [AS_HELP_STRING([--with-ocaml-libdir], 996 [Specify install location for ocaml bindings (default is stdlib)])], 997 [], 998 [withval=auto]) 999case "$withval" in 1000 auto) with_ocaml_libdir="$withval" ;; 1001 /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;; 1002 *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;; 1003esac 1004 1005AC_ARG_WITH(clang-srcdir, 1006 AS_HELP_STRING([--with-clang-srcdir], 1007 [Directory to the out-of-tree Clang source]),, 1008 withval="-") 1009case "$withval" in 1010 -) clang_src_root="" ;; 1011 /* | [[A-Za-z]]:[[\\/]]*) clang_src_root="$withval" ;; 1012 *) clang_src_root="$ac_pwd/$withval" ;; 1013esac 1014AC_SUBST(CLANG_SRC_ROOT,[$clang_src_root]) 1015 1016AC_ARG_WITH(clang-resource-dir, 1017 AS_HELP_STRING([--with-clang-resource-dir], 1018 [Relative directory from the Clang binary for resource files]),, 1019 withval="") 1020AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval", 1021 [Relative directory for resource files]) 1022 1023AC_ARG_WITH(c-include-dirs, 1024 AS_HELP_STRING([--with-c-include-dirs], 1025 [Colon separated list of directories clang will search for headers]),, 1026 withval="") 1027AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval", 1028 [Directories clang will search for headers]) 1029 1030# Clang normally uses the system c++ headers and libraries. With this option, 1031# clang will use the ones provided by a gcc installation instead. This option should 1032# be passed the same value that was used with --prefix when configuring gcc. 1033AC_ARG_WITH(gcc-toolchain, 1034 AS_HELP_STRING([--with-gcc-toolchain], 1035 [Directory where gcc is installed.]),, 1036 withval="") 1037AC_DEFINE_UNQUOTED(GCC_INSTALL_PREFIX,"$withval", 1038 [Directory where gcc is installed.]) 1039 1040AC_ARG_WITH(default-sysroot, 1041 AS_HELP_STRING([--with-default-sysroot], 1042 [Add --sysroot=<path> to all compiler invocations.]),, 1043 withval="") 1044AC_DEFINE_UNQUOTED(DEFAULT_SYSROOT,"$withval", 1045 [Default <path> to all compiler invocations for --sysroot=<path>.]) 1046 1047dnl Allow linking of LLVM with GPLv3 binutils code. 1048AC_ARG_WITH(binutils-include, 1049 AS_HELP_STRING([--with-binutils-include], 1050 [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),, 1051 withval=default) 1052case "$withval" in 1053 default) WITH_BINUTILS_INCDIR=default ;; 1054 /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;; 1055 *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;; 1056esac 1057if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then 1058 AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR) 1059 if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then 1060 echo "$WITH_BINUTILS_INCDIR/plugin-api.h" 1061 AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]); 1062 fi 1063fi 1064 1065dnl Specify the URL where bug reports should be submitted. 1066AC_ARG_WITH(bug-report-url, 1067 AS_HELP_STRING([--with-bug-report-url], 1068 [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),, 1069 withval="http://llvm.org/bugs/") 1070AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval", 1071 [Bug report URL.]) 1072 1073dnl --enable-libffi : check whether the user wants to turn off libffi: 1074AC_ARG_ENABLE(libffi,AS_HELP_STRING( 1075 --enable-libffi,[Check for the presence of libffi (default is NO)]), 1076 [case "$enableval" in 1077 yes) llvm_cv_enable_libffi="yes" ;; 1078 no) llvm_cv_enable_libffi="no" ;; 1079 *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;; 1080 esac], 1081 llvm_cv_enable_libffi=no) 1082 1083AC_ARG_WITH(internal-prefix, 1084 AS_HELP_STRING([--with-internal-prefix], 1085 [Installation directory for internal files]),, 1086 withval="") 1087AC_SUBST(INTERNAL_PREFIX,[$withval]) 1088 1089dnl===-----------------------------------------------------------------------=== 1090dnl=== 1091dnl=== SECTION 4: Check for programs we need and that they are the right version 1092dnl=== 1093dnl===-----------------------------------------------------------------------=== 1094 1095AC_PROG_NM 1096AC_SUBST(NM) 1097 1098dnl Check for the tools that the makefiles require 1099AC_CHECK_GNU_MAKE 1100AC_PROG_LN_S 1101AC_PATH_PROG(CMP, [cmp], [cmp]) 1102AC_PATH_PROG(CP, [cp], [cp]) 1103AC_PATH_PROG(DATE, [date], [date]) 1104AC_PATH_PROG(FIND, [find], [find]) 1105AC_PATH_PROG(GREP, [grep], [grep]) 1106AC_PATH_PROG(MKDIR,[mkdir],[mkdir]) 1107AC_PATH_PROG(MV, [mv], [mv]) 1108AC_PROG_RANLIB 1109AC_CHECK_TOOL(AR, ar, false) 1110AC_PATH_PROG(RM, [rm], [rm]) 1111AC_PATH_PROG(SED, [sed], [sed]) 1112AC_PATH_PROG(TAR, [tar], [gtar]) 1113AC_PATH_PROG(BINPWD,[pwd], [pwd]) 1114 1115dnl Looking for misc. graph plotting software 1116AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz]) 1117if test "$GRAPHVIZ" != "echo Graphviz" ; then 1118 AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available]) 1119 dnl If we're targeting for mingw we should emit windows paths, not msys 1120 if test "$llvm_cv_os_type" = "MingW" ; then 1121 GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1122 fi 1123 AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}", 1124 [Define to path to Graphviz program if found or 'echo Graphviz' otherwise]) 1125fi 1126AC_PATH_PROG(DOT, [dot], [echo dot]) 1127if test "$DOT" != "echo dot" ; then 1128 AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available]) 1129 dnl If we're targeting for mingw we should emit windows paths, not msys 1130 if test "$llvm_cv_os_type" = "MingW" ; then 1131 DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1132 fi 1133 AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}", 1134 [Define to path to dot program if found or 'echo dot' otherwise]) 1135fi 1136AC_PATH_PROG(FDP, [fdp], [echo fdp]) 1137if test "$FDP" != "echo fdp" ; then 1138 AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available]) 1139 dnl If we're targeting for mingw we should emit windows paths, not msys 1140 if test "$llvm_cv_os_type" = "MingW" ; then 1141 FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1142 fi 1143 AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}", 1144 [Define to path to fdp program if found or 'echo fdp' otherwise]) 1145fi 1146AC_PATH_PROG(NEATO, [neato], [echo neato]) 1147if test "$NEATO" != "echo neato" ; then 1148 AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available]) 1149 dnl If we're targeting for mingw we should emit windows paths, not msys 1150 if test "$llvm_cv_os_type" = "MingW" ; then 1151 NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1152 fi 1153 AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}", 1154 [Define to path to neato program if found or 'echo neato' otherwise]) 1155fi 1156AC_PATH_PROG(TWOPI, [twopi], [echo twopi]) 1157if test "$TWOPI" != "echo twopi" ; then 1158 AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available]) 1159 dnl If we're targeting for mingw we should emit windows paths, not msys 1160 if test "$llvm_cv_os_type" = "MingW" ; then 1161 TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1162 fi 1163 AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}", 1164 [Define to path to twopi program if found or 'echo twopi' otherwise]) 1165fi 1166AC_PATH_PROG(CIRCO, [circo], [echo circo]) 1167if test "$CIRCO" != "echo circo" ; then 1168 AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available]) 1169 dnl If we're targeting for mingw we should emit windows paths, not msys 1170 if test "$llvm_cv_os_type" = "MingW" ; then 1171 CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1172 fi 1173 AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}", 1174 [Define to path to circo program if found or 'echo circo' otherwise]) 1175fi 1176AC_PATH_PROGS(GV, [gv gsview32], [echo gv]) 1177if test "$GV" != "echo gv" ; then 1178 AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available]) 1179 dnl If we're targeting for mingw we should emit windows paths, not msys 1180 if test "$llvm_cv_os_type" = "MingW" ; then 1181 GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1182 fi 1183 AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}", 1184 [Define to path to gv program if found or 'echo gv' otherwise]) 1185fi 1186AC_PATH_PROG(DOTTY, [dotty], [echo dotty]) 1187if test "$DOTTY" != "echo dotty" ; then 1188 AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available]) 1189 dnl If we're targeting for mingw we should emit windows paths, not msys 1190 if test "$llvm_cv_os_type" = "MingW" ; then 1191 DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1192 fi 1193 AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}", 1194 [Define to path to dotty program if found or 'echo dotty' otherwise]) 1195fi 1196AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py]) 1197if test "$XDOT_PY" != "echo xdot.py" ; then 1198 AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available]) 1199 dnl If we're targeting for mingw we should emit windows paths, not msys 1200 if test "$llvm_cv_os_type" = "MingW" ; then 1201 XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` 1202 fi 1203 AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}", 1204 [Define to path to xdot.py program if found or 'echo xdot.py' otherwise]) 1205fi 1206 1207dnl Find the install program 1208AC_PROG_INSTALL 1209dnl Prepend src dir to install path dir if it's a relative path 1210dnl This is a hack for installs that take place in something other 1211dnl than the top level. 1212case "$INSTALL" in 1213 [[\\/$]]* | ?:[[\\/]]* ) ;; 1214 *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;; 1215esac 1216 1217dnl Checks for documentation and testing tools that we can do without. If these 1218dnl are not found then they are set to "true" which always succeeds but does 1219dnl nothing. This just lets the build output show that we could have done 1220dnl something if the tool was available. 1221AC_PATH_PROG(BZIP2, [bzip2]) 1222AC_PATH_PROG(CAT, [cat]) 1223AC_PATH_PROG(DOXYGEN, [doxygen]) 1224AC_PATH_PROG(GROFF, [groff]) 1225AC_PATH_PROG(GZIPBIN, [gzip]) 1226AC_PATH_PROG(PDFROFF, [pdfroff]) 1227AC_PATH_PROG(ZIP, [zip]) 1228AC_PATH_PROGS(OCAMLC, [ocamlc]) 1229AC_PATH_PROGS(OCAMLOPT, [ocamlopt]) 1230AC_PATH_PROGS(OCAMLDEP, [ocamldep]) 1231AC_PATH_PROGS(OCAMLDOC, [ocamldoc]) 1232AC_PATH_PROGS(GAS, [gas as]) 1233 1234dnl Get the version of the linker in use. 1235AC_LINK_GET_VERSION 1236 1237dnl Determine whether the linker supports the -R option. 1238AC_LINK_USE_R 1239 1240dnl Determine whether the linker supports the -export-dynamic option. 1241AC_LINK_EXPORT_DYNAMIC 1242 1243dnl Determine whether the linker supports the --version-script option. 1244AC_LINK_VERSION_SCRIPT 1245 1246dnl Check for libtool and the library that has dlopen function (which must come 1247dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with 1248dnl libtool). 1249AC_LIBTOOL_DLOPEN 1250AC_LIB_LTDL 1251 1252AC_MSG_CHECKING([tool compatibility]) 1253 1254dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as 1255dnl ICC; we use GCC specific options in the makefiles so the compiler needs 1256dnl to support those options. 1257dnl "icc" emits gcc signatures 1258dnl "icc -no-gcc" emits no gcc signature BUT is still compatible 1259ICC=no 1260IXX=no 1261case $CC in 1262 icc*|icpc*) 1263 ICC=yes 1264 IXX=yes 1265 ;; 1266 *) 1267 ;; 1268esac 1269 1270if test "$GCC" != "yes" && test "$ICC" != "yes" 1271then 1272 AC_MSG_ERROR([gcc|icc required but not found]) 1273fi 1274 1275dnl Ensure that compilation tools are compatible with GCC extensions 1276if test "$GXX" != "yes" && test "$IXX" != "yes" 1277then 1278 AC_MSG_ERROR([g++|clang++|icc required but not found]) 1279fi 1280 1281dnl Verify that GCC is version 3.0 or higher 1282if test "$GCC" = "yes" 1283then 1284 AC_COMPILE_IFELSE( 1285[ 1286 AC_LANG_SOURCE([[ 1287 #if !defined(__GNUC__) || __GNUC__ < 3 1288 #error Unsupported GCC version 1289 #endif 1290 ]]) 1291], 1292[], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])]) 1293fi 1294 1295dnl Check for GNU Make. We use its extensions, so don't build without it 1296if test -z "$llvm_cv_gnu_make_command" 1297then 1298 AC_MSG_ERROR([GNU Make required but not found]) 1299fi 1300 1301dnl Tool compatibility is okay if we make it here. 1302AC_MSG_RESULT([ok]) 1303 1304dnl Check optional compiler flags. 1305AC_MSG_CHECKING([optional compiler flags]) 1306CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) 1307CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) 1308CXX_FLAG_CHECK(COVERED_SWITCH_DEFAULT, [-Wcovered-switch-default]) 1309 1310dnl GCC's potential uninitialized use analysis is weak and presents lots of 1311dnl false positives, so disable it. 1312NO_UNINITIALIZED= 1313NO_MAYBE_UNINITIALIZED= 1314if test "$GXX" = "yes" 1315then 1316 CXX_FLAG_CHECK(NO_MAYBE_UNINITIALIZED, [-Wno-maybe-uninitialized]) 1317 dnl gcc 4.7 introduced -Wmaybe-uninitialized to distinguish cases which are 1318 dnl known to be uninitialized from cases which might be uninitialized. We 1319 dnl still want to catch the first kind of errors. 1320 if test -z "$NO_MAYBE_UNINITIALIZED" 1321 then 1322 CXX_FLAG_CHECK(NO_UNINITIALIZED, [-Wno-uninitialized]) 1323 fi 1324fi 1325AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS $COVERED_SWITCH_DEFAULT $NO_UNINITIALIZED $NO_MAYBE_UNINITIALIZED]) 1326 1327AC_ARG_WITH([python], 1328 [AS_HELP_STRING([--with-python], [path to python])], 1329 [PYTHON="$withval"]) 1330 1331if test -n "$PYTHON" && test -x "$PYTHON" ; then 1332 AC_MSG_CHECKING([for python]) 1333 AC_MSG_RESULT([user defined: $with_python]) 1334else 1335 if test -n "$PYTHON" ; then 1336 AC_MSG_WARN([specified python ($PYTHON) is not usable, searching path]) 1337 fi 1338 1339 AC_PATH_PROG([PYTHON], [python python2 python26], 1340 [AC_MSG_RESULT([not found]) 1341 AC_MSG_ERROR([could not find python 2.5 or higher])]) 1342fi 1343 1344AC_MSG_CHECKING([for python >= 2.5]) 1345ac_python_version=`$PYTHON -c 'import sys; print sys.version.split()[[0]]'` 1346ac_python_version_major=`echo $ac_python_version | cut -d'.' -f1` 1347ac_python_version_minor=`echo $ac_python_version | cut -d'.' -f2` 1348ac_python_version_patch=`echo $ac_python_version | cut -d'.' -f3` 1349if test "$ac_python_version_major" -eq "2" \ 1350 && test "$ac_python_version_minor" -ge "5" ; then 1351 AC_MSG_RESULT([$PYTHON ($ac_python_version)]) 1352else 1353 AC_MSG_RESULT([not found]) 1354 AC_MSG_FAILURE([found python $ac_python_version ($PYTHON); required >= 2.5]) 1355fi 1356 1357dnl===-----------------------------------------------------------------------=== 1358dnl=== 1359dnl=== SECTION 5: Check for libraries 1360dnl=== 1361dnl===-----------------------------------------------------------------------=== 1362 1363AC_CHECK_LIB(m,sin) 1364if test "$llvm_cv_os_type" = "MingW" ; then 1365 AC_CHECK_LIB(imagehlp, main) 1366 AC_CHECK_LIB(psapi, main) 1367fi 1368 1369dnl dlopen() is required for plugin support. 1370AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1], 1371 [Define if dlopen() is available on this platform.]), 1372 AC_MSG_WARN([dlopen() not found - disabling plugin support])) 1373 1374dnl Search for the clock_gettime() function. Note that we rely on the POSIX 1375dnl macros to detect whether clock_gettime is available, this just finds the 1376dnl right libraries to link with. 1377AC_SEARCH_LIBS(clock_gettime,rt) 1378 1379dnl libffi is optional; used to call external functions from the interpreter 1380if test "$llvm_cv_enable_libffi" = "yes" ; then 1381 AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1], 1382 [Define if libffi is available on this platform.]), 1383 AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it])) 1384fi 1385 1386dnl mallinfo is optional; the code can compile (minus features) without it 1387AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1], 1388 [Define if mallinfo() is available on this platform.])) 1389 1390dnl pthread locking functions are optional - but llvm will not be thread-safe 1391dnl without locks. 1392if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then 1393 AC_CHECK_LIB(pthread, pthread_mutex_init) 1394 AC_SEARCH_LIBS(pthread_mutex_lock,pthread, 1395 AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1], 1396 [Have pthread_mutex_lock])) 1397 AC_SEARCH_LIBS(pthread_rwlock_init,pthread, 1398 AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1], 1399 [Have pthread_rwlock_init])) 1400 AC_SEARCH_LIBS(pthread_getspecific,pthread, 1401 AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1], 1402 [Have pthread_getspecific])) 1403fi 1404 1405dnl zlib is optional; used for compression/uncompression 1406if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then 1407 AC_CHECK_LIB(z, compress2) 1408fi 1409 1410dnl Allow extra x86-disassembler library 1411AC_ARG_WITH(udis86, 1412 AS_HELP_STRING([--with-udis86=<path>], 1413 [Use udis86 external x86 disassembler library]), 1414 [ 1415 AC_SUBST(USE_UDIS86, [1]) 1416 case "$withval" in 1417 /usr/lib|yes) ;; 1418 *) LDFLAGS="$LDFLAGS -L${withval}" ;; 1419 esac 1420 AC_CHECK_LIB(udis86, ud_init, [], [ 1421 echo "Error! You need to have libudis86 around." 1422 exit -1 1423 ]) 1424 ], 1425 AC_SUBST(USE_UDIS86, [0])) 1426AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86, 1427 [Define if use udis86 library]) 1428 1429dnl Allow OProfile support for JIT output. 1430AC_ARG_WITH(oprofile, 1431 AS_HELP_STRING([--with-oprofile=<prefix>], 1432 [Tell OProfile >= 0.9.4 how to symbolize JIT output]), 1433 [ 1434 AC_SUBST(USE_OPROFILE, [1]) 1435 case "$withval" in 1436 /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;; 1437 no) llvm_cv_oppath= 1438 AC_SUBST(USE_OPROFILE, [0]) ;; 1439 *) llvm_cv_oppath="${withval}/lib/oprofile" 1440 CPPFLAGS="-I${withval}/include";; 1441 esac 1442 case $llvm_cv_os_type in 1443 Linux) 1444 if test -n "$llvm_cv_oppath" ; then 1445 LIBS="$LIBS -lopagent -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}" 1446 dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744: 1447 dnl libbfd is not included properly in libopagent in some Debian 1448 dnl versions. If libbfd isn't found at all, we assume opagent works 1449 dnl anyway. 1450 AC_SEARCH_LIBS(bfd_init, bfd, [], []) 1451 AC_SEARCH_LIBS(op_open_agent, opagent, [], [ 1452 echo "Error! You need to have libopagent around." 1453 exit -1 1454 ]) 1455 AC_CHECK_HEADER([opagent.h], [], [ 1456 echo "Error! You need to have opagent.h around." 1457 exit -1 1458 ]) 1459 fi ;; 1460 *) 1461 AC_MSG_ERROR([OProfile support is available on Linux only.]) ;; 1462 esac 1463 ], 1464 [ 1465 AC_SUBST(USE_OPROFILE, [0]) 1466 ]) 1467AC_DEFINE_UNQUOTED([LLVM_USE_OPROFILE],$USE_OPROFILE, 1468 [Define if we have the oprofile JIT-support library]) 1469 1470dnl Enable support for Intel JIT Events API. 1471AC_ARG_WITH(intel-jitevents, 1472 AS_HELP_STRING([--with-intel-jitevents Notify Intel JIT profiling API of generated code]), 1473 [ 1474 case "$withval" in 1475 yes) AC_SUBST(USE_INTEL_JITEVENTS,[1]);; 1476 no) AC_SUBST(USE_INTEL_JITEVENTS,[0]);; 1477 *) AC_MSG_ERROR([Invalid setting for --with-intel-jitevents. Use "yes" or "no"]);; 1478 esac 1479 1480 case $llvm_cv_os_type in 1481 Linux|Win32|Cygwin|MingW) ;; 1482 *) AC_MSG_ERROR([Intel JIT API support is available on Linux and Windows only.]);; 1483 esac 1484 1485 case "$llvm_cv_target_arch" in 1486 x86|x86_64) ;; 1487 *) AC_MSG_ERROR([Target architecture $llvm_cv_target_arch does not support Intel JIT Events API.]);; 1488 esac 1489 ], 1490 [ 1491 AC_SUBST(USE_INTEL_JITEVENTS, [0]) 1492 ]) 1493AC_DEFINE_UNQUOTED([LLVM_USE_INTEL_JITEVENTS],$USE_INTEL_JITEVENTS, 1494 [Define if we have the Intel JIT API runtime support library]) 1495 1496dnl Check for libxml2 1497dnl Right now we're just checking for the existence, we could also check for a 1498dnl particular version via --version on xml2-config 1499AC_CHECK_PROGS(XML2CONFIG, xml2-config) 1500 1501AC_MSG_CHECKING(for libxml2 includes) 1502if test "x$XML2CONFIG" = "x"; then 1503 AC_MSG_RESULT(xml2-config not found) 1504else 1505 LIBXML2_INC=`$XML2CONFIG --cflags` 1506 AC_MSG_RESULT($LIBXML2_INC) 1507 AC_CHECK_LIB(xml2, xmlReadFile,[AC_DEFINE([CLANG_HAVE_LIBXML],1,[Define if we have libxml2]) 1508 LIBXML2_LIBS="-lxml2"]) 1509fi 1510AC_SUBST(LIBXML2_LIBS) 1511AC_SUBST(LIBXML2_INC) 1512 1513dnl===-----------------------------------------------------------------------=== 1514dnl=== 1515dnl=== SECTION 6: Check for header files 1516dnl=== 1517dnl===-----------------------------------------------------------------------=== 1518 1519dnl First, use autoconf provided macros for specific headers that we need 1520dnl We don't check for ancient stuff or things that are guaranteed to be there 1521dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers. 1522dnl Generally we're looking for POSIX headers. 1523AC_HEADER_DIRENT 1524AC_HEADER_MMAP_ANONYMOUS 1525AC_HEADER_STAT 1526AC_HEADER_SYS_WAIT 1527AC_HEADER_TIME 1528 1529AC_LANG_PUSH([C++]) 1530AC_CHECK_HEADERS([cxxabi.h]) 1531AC_LANG_POP([C++]) 1532AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h]) 1533AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h]) 1534AC_CHECK_HEADERS([utime.h windows.h]) 1535AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h]) 1536AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h]) 1537AC_CHECK_HEADERS([valgrind/valgrind.h]) 1538AC_CHECK_HEADERS([fenv.h]) 1539AC_CHECK_DECLS([FE_ALL_EXCEPT, FE_INEXACT], [], [], [[#include <fenv.h>]]) 1540if test "$LLVM_ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then 1541 AC_CHECK_HEADERS(pthread.h, 1542 AC_SUBST(HAVE_PTHREAD, 1), 1543 AC_SUBST(HAVE_PTHREAD, 0)) 1544else 1545 AC_SUBST(HAVE_PTHREAD, 0) 1546fi 1547if test "$LLVM_ENABLE_ZLIB" -eq 1 ; then 1548 AC_CHECK_HEADERS(zlib.h, 1549 AC_SUBST(HAVE_LIBZ, 1), 1550 AC_SUBST(HAVE_LIBZ, 0)) 1551else 1552 AC_SUBST(HAVE_LIBZ, 0) 1553fi 1554 1555dnl Try to find ffi.h. 1556if test "$llvm_cv_enable_libffi" = "yes" ; then 1557 AC_CHECK_HEADERS([ffi.h ffi/ffi.h]) 1558fi 1559 1560dnl Try to find Darwin specific crash reporting libraries. 1561AC_CHECK_HEADERS([CrashReporterClient.h]) 1562 1563dnl Try to find Darwin specific crash reporting global. 1564AC_MSG_CHECKING([__crashreporter_info__]) 1565AC_LINK_IFELSE( 1566[ 1567 AC_LANG_SOURCE([[ 1568 extern const char *__crashreporter_info__; 1569 int main() { 1570 __crashreporter_info__ = "test"; 1571 return 0; 1572 } 1573 ]]) 1574], 1575[ 1576 AC_MSG_RESULT([yes]) 1577 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [1], [can use __crashreporter_info__]) 1578], 1579[ 1580 AC_MSG_RESULT([no]) 1581 AC_DEFINE([HAVE_CRASHREPORTER_INFO], [0], [can use __crashreporter_info__]) 1582]) 1583 1584dnl===-----------------------------------------------------------------------=== 1585dnl=== 1586dnl=== SECTION 7: Check for types and structures 1587dnl=== 1588dnl===-----------------------------------------------------------------------=== 1589 1590AC_HUGE_VAL_CHECK 1591AC_TYPE_PID_T 1592AC_TYPE_SIZE_T 1593AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').]) 1594AC_STRUCT_TM 1595AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found])) 1596AC_CHECK_TYPES([uint64_t],, 1597 AC_CHECK_TYPES([u_int64_t],, 1598 AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found]))) 1599 1600dnl===-----------------------------------------------------------------------=== 1601dnl=== 1602dnl=== SECTION 8: Check for specific functions needed 1603dnl=== 1604dnl===-----------------------------------------------------------------------=== 1605 1606AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ]) 1607AC_CHECK_FUNCS([powf fmodf strtof round ]) 1608AC_CHECK_FUNCS([log log2 log10 exp exp2]) 1609AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ]) 1610AC_CHECK_FUNCS([isatty mkdtemp mkstemp ]) 1611AC_CHECK_FUNCS([mktemp posix_spawn pread realpath sbrk setrlimit strdup ]) 1612AC_CHECK_FUNCS([strerror strerror_r setenv arc4random ]) 1613AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ]) 1614AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev]) 1615AC_C_PRINTF_A 1616AC_FUNC_RAND48 1617 1618dnl Check the declaration "Secure API" on Windows environments. 1619AC_CHECK_DECLS([strerror_s]) 1620 1621dnl Check symbols in libgcc.a for JIT on Mingw. 1622if test "$llvm_cv_os_type" = "MingW" ; then 1623 AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca])) 1624 AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca])) 1625 AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk])) 1626 AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk])) 1627 1628 AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3])) 1629 AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3])) 1630 AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3])) 1631 AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi])) 1632 AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi])) 1633 AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf])) 1634 AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3])) 1635 AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3])) 1636 AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3])) 1637 AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3])) 1638 1639 AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main])) 1640 AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2])) 1641fi 1642 1643dnl Check Win32 API EnumerateLoadedModules. 1644if test "$llvm_cv_os_type" = "MingW" ; then 1645 AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl]) 1646 AC_COMPILE_IFELSE( 1647[ 1648 AC_LANG_SOURCE([[ 1649 #include <windows.h> 1650 #include <imagehlp.h> 1651 extern void foo(PENUMLOADED_MODULES_CALLBACK); 1652 extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID)); 1653 ]]) 1654], 1655[ 1656 AC_MSG_RESULT([yes]) 1657 llvm_cv_win32_elmcb_pcstr="PCSTR" 1658], 1659[ 1660 AC_MSG_RESULT([no]) 1661 llvm_cv_win32_elmcb_pcstr="PSTR" 1662]) 1663 AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback]) 1664fi 1665 1666dnl Check for variations in the Standard C++ library and STL. These macros are 1667dnl provided by LLVM in the autoconf/m4 directory. 1668AC_FUNC_ISNAN 1669AC_FUNC_ISINF 1670 1671dnl Check for mmap support.We also need to know if /dev/zero is required to 1672dnl be opened for allocating RWX memory. 1673dnl Make sure we aren't attempting to configure for an unknown system 1674if test "$llvm_cv_platform_type" = "Unix" ; then 1675 AC_FUNC_MMAP 1676 AC_FUNC_MMAP_FILE 1677 AC_NEED_DEV_ZERO_FOR_MMAP 1678 1679 if test "$ac_cv_func_mmap_fixed_mapped" = "no" 1680 then 1681 AC_MSG_WARN([mmap() of a fixed address required but not supported]) 1682 fi 1683 if test "$ac_cv_func_mmap_file" = "no" 1684 then 1685 AC_MSG_WARN([mmap() of files required but not found]) 1686 fi 1687fi 1688 1689dnl atomic builtins are required for threading support. 1690AC_MSG_CHECKING(for GCC atomic builtins) 1691dnl Since we'll be using these atomic builtins in C++ files we should test 1692dnl the C++ compiler. 1693AC_LANG_PUSH([C++]) 1694AC_LINK_IFELSE( 1695[ 1696 AC_LANG_SOURCE([[ 1697 int main() { 1698 volatile unsigned long val = 1; 1699 __sync_synchronize(); 1700 __sync_val_compare_and_swap(&val, 1, 0); 1701 __sync_add_and_fetch(&val, 1); 1702 __sync_sub_and_fetch(&val, 1); 1703 return 0; 1704 } 1705 ]]) 1706], 1707[ 1708 AC_MSG_RESULT([yes]) 1709 AC_DEFINE([LLVM_HAS_ATOMICS], [1], [Has gcc/MSVC atomic intrinsics]) 1710], 1711[ 1712 AC_MSG_RESULT([no]) 1713 AC_DEFINE([LLVM_HAS_ATOMICS], [0], [Has gcc/MSVC atomic intrinsics]) 1714 AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing]) 1715]) 1716AC_LANG_POP([C++]) 1717 1718dnl===-----------------------------------------------------------------------=== 1719dnl=== 1720dnl=== SECTION 9: Additional checks, variables, etc. 1721dnl=== 1722dnl===-----------------------------------------------------------------------=== 1723 1724dnl Handle 32-bit linux systems running a 64-bit kernel. 1725dnl This has to come after section 4 because it invokes the compiler. 1726if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then 1727 AC_IS_LINUX_MIXED 1728 if test "$llvm_cv_linux_mixed" = "yes"; then 1729 llvm_cv_target_arch="x86" 1730 ARCH="x86" 1731 fi 1732fi 1733 1734dnl Check whether __dso_handle is present 1735AC_CHECK_FUNCS([__dso_handle]) 1736 1737dnl Propagate the shared library extension that the libltdl checks did to 1738dnl the Makefiles so we can use it there too 1739AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext) 1740 1741dnl Propagate the run-time library path variable that the libltdl 1742dnl checks found to the Makefiles so we can use it there too 1743AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var) 1744 1745dnl Translate the various configuration directories and other basic 1746dnl information into substitutions that will end up in Makefile.config.in 1747dnl that these configured values can be used by the makefiles 1748if test "${prefix}" = "NONE" ; then 1749 prefix="/usr/local" 1750fi 1751eval LLVM_PREFIX="${prefix}"; 1752eval LLVM_BINDIR="${prefix}/bin"; 1753eval LLVM_DATADIR="${prefix}/share/llvm"; 1754eval LLVM_DOCSDIR="${prefix}/share/doc/llvm"; 1755eval LLVM_ETCDIR="${prefix}/etc/llvm"; 1756eval LLVM_INCLUDEDIR="${prefix}/include"; 1757eval LLVM_INFODIR="${prefix}/info"; 1758eval LLVM_MANDIR="${prefix}/man"; 1759LLVM_CONFIGTIME=`date` 1760AC_SUBST(LLVM_PREFIX) 1761AC_SUBST(LLVM_BINDIR) 1762AC_SUBST(LLVM_DATADIR) 1763AC_SUBST(LLVM_DOCSDIR) 1764AC_SUBST(LLVM_ETCDIR) 1765AC_SUBST(LLVM_INCLUDEDIR) 1766AC_SUBST(LLVM_INFODIR) 1767AC_SUBST(LLVM_MANDIR) 1768AC_SUBST(LLVM_CONFIGTIME) 1769 1770dnl Disable embedding timestamps in the build directory, with ENABLE_TIMESTAMPS. 1771if test "${ENABLE_TIMESTAMPS}" = "0"; then 1772 LLVM_CONFIGTIME="(timestamp not enabled)" 1773fi 1774 1775dnl Place the various directories into the config.h file as #defines so that we 1776dnl can know about the installation paths within LLVM. 1777AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX", 1778 [Installation prefix directory]) 1779AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR", 1780 [Installation directory for binary executables]) 1781AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR", 1782 [Installation directory for data files]) 1783AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR", 1784 [Installation directory for documentation]) 1785AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR", 1786 [Installation directory for config files]) 1787AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR", 1788 [Installation directory for include files]) 1789AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR", 1790 [Installation directory for .info files]) 1791AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", 1792 [Installation directory for man pages]) 1793AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", 1794 [Time at which LLVM was configured]) 1795AC_DEFINE_UNQUOTED(LLVM_HOST_TRIPLE, "$host", 1796 [Host triple LLVM will be executed on]) 1797AC_DEFINE_UNQUOTED(LLVM_DEFAULT_TARGET_TRIPLE, "$target", 1798 [Target triple LLVM will generate code for by default]) 1799 1800dnl Determine which bindings to build. 1801if test "$BINDINGS_TO_BUILD" = auto ; then 1802 BINDINGS_TO_BUILD="" 1803 if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then 1804 BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" 1805 fi 1806fi 1807AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD) 1808 1809dnl This isn't really configurey, but it avoids having to repeat the list in 1810dnl other files. 1811AC_SUBST(ALL_BINDINGS,ocaml) 1812 1813dnl Do any work necessary to ensure that bindings have what they need. 1814binding_prereqs_failed=0 1815for a_binding in $BINDINGS_TO_BUILD ; do 1816 case "$a_binding" in 1817 ocaml) 1818 if test "x$OCAMLC" = x ; then 1819 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc]) 1820 binding_prereqs_failed=1 1821 fi 1822 if test "x$OCAMLDEP" = x ; then 1823 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep]) 1824 binding_prereqs_failed=1 1825 fi 1826 if test "x$OCAMLOPT" = x ; then 1827 AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt]) 1828 dnl ocamlopt is optional! 1829 fi 1830 if test "x$with_ocaml_libdir" != xauto ; then 1831 AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir) 1832 else 1833 ocaml_stdlib="`"$OCAMLC" -where`" 1834 if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~" 1835 then 1836 # ocaml stdlib is beneath our prefix; use stdlib 1837 AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib) 1838 else 1839 # ocaml stdlib is outside our prefix; use libdir/ocaml 1840 AC_SUBST(OCAML_LIBDIR,${prefix}/lib/ocaml) 1841 fi 1842 fi 1843 ;; 1844 esac 1845done 1846if test "$binding_prereqs_failed" = 1 ; then 1847 AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.]) 1848fi 1849 1850dnl Determine whether the compiler supports -fvisibility-inlines-hidden. 1851AC_CXX_USE_VISIBILITY_INLINES_HIDDEN 1852 1853dnl Determine linker rpath flag 1854if test "$llvm_cv_link_use_r" = "yes" ; then 1855 RPATH="-Wl,-R" 1856else 1857 RPATH="-Wl,-rpath" 1858fi 1859AC_SUBST(RPATH) 1860 1861dnl Determine linker rdynamic flag 1862if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then 1863 RDYNAMIC="-Wl,-export-dynamic" 1864else 1865 RDYNAMIC="" 1866fi 1867AC_SUBST(RDYNAMIC) 1868 1869dnl===-----------------------------------------------------------------------=== 1870dnl=== 1871dnl=== SECTION 10: Specify the output files and generate it 1872dnl=== 1873dnl===-----------------------------------------------------------------------=== 1874 1875dnl Configure header files 1876dnl WARNING: dnl If you add or remove any of the following config headers, then 1877dnl you MUST also update Makefile so that the variable FilesToConfig 1878dnl contains the same list of files as AC_CONFIG_HEADERS below. This ensures the 1879dnl files can be updated automatically when their *.in sources change. 1880AC_CONFIG_HEADERS([include/llvm/Config/config.h include/llvm/Config/llvm-config.h]) 1881AH_TOP([#ifndef CONFIG_H 1882#define CONFIG_H]) 1883AH_BOTTOM([#endif]) 1884 1885AC_CONFIG_FILES([include/llvm/Config/Targets.def]) 1886AC_CONFIG_FILES([include/llvm/Config/AsmPrinters.def]) 1887AC_CONFIG_FILES([include/llvm/Config/AsmParsers.def]) 1888AC_CONFIG_FILES([include/llvm/Config/Disassemblers.def]) 1889AC_CONFIG_HEADERS([include/llvm/Support/DataTypes.h]) 1890 1891dnl Configure the makefile's configuration data 1892AC_CONFIG_FILES([Makefile.config]) 1893 1894dnl Configure the RPM spec file for LLVM 1895AC_CONFIG_FILES([llvm.spec]) 1896 1897dnl Configure doxygen's configuration file 1898AC_CONFIG_FILES([docs/doxygen.cfg]) 1899 1900dnl Configure clang, if present 1901if test "${clang_src_root}" = ""; then 1902 clang_src_root="$srcdir/tools/clang" 1903fi 1904if test -f ${clang_src_root}/README.txt; then 1905 dnl Use variables to stay under 80 columns. 1906 configh="include/clang/Config/config.h" 1907 doxy="docs/doxygen.cfg" 1908 AC_CONFIG_HEADERS([tools/clang/${configh}:${clang_src_root}/${configh}.in]) 1909 AC_CONFIG_FILES([tools/clang/${doxy}:${clang_src_root}/${doxy}.in]) 1910fi 1911 1912dnl OCaml findlib META file 1913AC_CONFIG_FILES([bindings/ocaml/llvm/META.llvm]) 1914 1915dnl Add --program-prefix value to Makefile.rules. Already an ARG variable. 1916test "x$program_prefix" = "xNONE" && program_prefix="" 1917AC_SUBST([program_prefix]) 1918 1919 1920dnl Do special configuration of Makefiles 1921AC_CONFIG_COMMANDS([setup],,[llvm_src="${srcdir}"]) 1922AC_CONFIG_MAKEFILE(Makefile) 1923AC_CONFIG_MAKEFILE(Makefile.common) 1924AC_CONFIG_MAKEFILE(examples/Makefile) 1925AC_CONFIG_MAKEFILE(lib/Makefile) 1926AC_CONFIG_MAKEFILE(runtime/Makefile) 1927AC_CONFIG_MAKEFILE(test/Makefile) 1928AC_CONFIG_MAKEFILE(test/Makefile.tests) 1929AC_CONFIG_MAKEFILE(unittests/Makefile) 1930AC_CONFIG_MAKEFILE(tools/Makefile) 1931AC_CONFIG_MAKEFILE(utils/Makefile) 1932AC_CONFIG_MAKEFILE(projects/Makefile) 1933AC_CONFIG_MAKEFILE(bindings/Makefile) 1934AC_CONFIG_MAKEFILE(bindings/ocaml/Makefile.ocaml) 1935 1936dnl Finally, crank out the output 1937AC_OUTPUT 1938