autoconf/configure.ac

   1 dnl Initialize autoconf
   2 AC_INIT([[LLVM]],[[1.4]],[llvmbugs@cs.uiuc.edu])
   3
   4 dnl Place all of the extra autoconf files into the config subdirectory
   5 AC_CONFIG_AUX_DIR([autoconf])
   6
   7 dnl Quit if the source directory has already been configured.
   8 dnl NOTE: This relies upon undocumented autoconf behavior.
   9 if test ${srcdir} != "."
  10 then
  11         if test -f ${srcdir}/include/Config/config.h
  12         then
  13                 AC_MSG_ERROR([Already configured in ${srcdir}])
  14         fi
  15 fi
  16
  17 dnl Configure all of the projects present in our source tree.
  18 for i in `ls ${srcdir}/projects`
  19 do
  20   if test ${i} != "CVS"
  21   then
  22     if test -f ${srcdir}/projects/${i}/configure
  23     then
  24       AC_CONFIG_SUBDIRS(projects/${i})
  25     fi
  26   fi
  27 done
  28
  29 dnl Configure header files
  30 AC_CONFIG_HEADERS(include/Config/config.h)
  31
  32 dnl Configure other output file
  33 AC_CONFIG_FILES(Makefile.config
  34  include/Support/DataTypes.h
  35  include/Support/ThreadSupport.h
  36  include/Support/hash_map
  37  include/Support/hash_set
  38  include/Support/iterator)
  39
  40 dnl Do special configuration of Makefiles
  41 AC_CONFIG_MAKEFILE(Makefile)
  42 AC_CONFIG_MAKEFILE(Makefile.common)
  43 AC_CONFIG_MAKEFILE(examples/Makefile)
  44 AC_CONFIG_MAKEFILE(lib/Makefile)
  45 AC_CONFIG_MAKEFILE(runtime/Makefile)
  46 AC_CONFIG_MAKEFILE(test/Makefile)
  47 AC_CONFIG_MAKEFILE(test/Makefile.tests)
  48 AC_CONFIG_MAKEFILE(test/QMTest/llvm.py)
  49 AC_CONFIG_MAKEFILE(test/QMTest/llvmdb.py)
  50 AC_CONFIG_MAKEFILE(test/Programs/Makefile)
  51 AC_CONFIG_MAKEFILE(test/Programs/Makefile.programs)
  52 AC_CONFIG_MAKEFILE(test/Programs/Makefile.tests)
  53 AC_CONFIG_MAKEFILE(test/Programs/TEST.aa.Makefile)
  54 AC_CONFIG_MAKEFILE(test/Programs/TEST.dsgraph.report)
  55 AC_CONFIG_MAKEFILE(test/Programs/TEST.aa.report)
  56 AC_CONFIG_MAKEFILE(test/Programs/TEST.example.Makefile)
  57 AC_CONFIG_MAKEFILE(test/Programs/TEST.nightly.Makefile)
  58 AC_CONFIG_MAKEFILE(test/Programs/TEST.buildrepo.Makefile)
  59 AC_CONFIG_MAKEFILE(test/Programs/TEST.jit.Makefile)
  60 AC_CONFIG_MAKEFILE(test/Programs/TEST.nightly.report)
  61 AC_CONFIG_MAKEFILE(test/Programs/TEST.dsgraph.Makefile)
  62 AC_CONFIG_MAKEFILE(test/Programs/TEST.jit.report)
  63 AC_CONFIG_MAKEFILE(test/Programs/TEST.typesafe.Makefile)
  64 AC_CONFIG_MAKEFILE(test/Programs/TEST.dsgraph.gnuplot)
  65 AC_CONFIG_MAKEFILE(test/Programs/TEST.vtl.Makefile)
  66 AC_CONFIG_MAKEFILE(test/Programs/External/Makefile)
  67 AC_CONFIG_MAKEFILE(test/Programs/External/SPEC/Makefile)
  68 AC_CONFIG_MAKEFILE(test/Programs/External/SPEC/Makefile.spec)
  69 AC_CONFIG_MAKEFILE(test/Programs/External/SPEC/Makefile.spec2000)
  70 AC_CONFIG_MAKEFILE(test/Programs/External/SPEC/Makefile.spec95)
  71 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Makefile)
  72 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Makefile.multisrc)
  73 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/analyzer/test.in)
  74 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/distray/Makefile)
  75 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/distray/test.in)
  76 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/fourinarow/Makefile)
  77 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/fourinarow/test.in)
  78 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/mason/Makefile)
  79 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/mason/test.in)
  80 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/neural/Makefile)
  81 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/neural/test.in)
  82 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/pcompress2/Makefile)
  83 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/pcompress2/test.in)
  84 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/pifft/Makefile)
  85 AC_CONFIG_MAKEFILE(test/Programs/MultiSource/Benchmarks/FreeBench/pifft/test.in)
  86 AC_CONFIG_MAKEFILE(test/Programs/SingleSource/Makefile)
  87 AC_CONFIG_MAKEFILE(test/Programs/SingleSource/Makefile.singlesrc)
  88 AC_CONFIG_MAKEFILE(test/Programs/SingleSource/UnitTests/SetjmpLongjmp/Makefile)
  89 AC_CONFIG_MAKEFILE(tools/Makefile)
  90 AC_CONFIG_MAKEFILE(utils/Makefile)
  91 AC_CONFIG_MAKEFILE(projects/Makefile)
  92
  93 dnl Find the install program (needs to be done before canonical stuff)
  94 AC_PROG_INSTALL
  95
  96 dnl Check which host for which we're compiling.  This will tell us which LLVM
  97 dnl compiler will be used for compiling SSA into object code.
  98 AC_CANONICAL_TARGET
  99
 100 dnl Set the "OS" Makefile variable based on the system we are building on.
 101 dnl We will use the build machine information to set some variables.
 102 case $build in
 103         *-*-linux*)
 104              AC_SUBST(OS,[Linux])
 105              platform_type="Linux"
 106              if test -d /home/vadve/lattner/local/x86/llvm-gcc
 107              then
 108                AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/x86/llvm-gcc/])
 109              fi
 110              ;;
 111         *-*-solaris*)
 112              AC_SUBST(OS,[SunOS])
 113              platform_type="SunOS"
 114              if test -d /home/vadve/lattner/local/sparc/llvm-gcc
 115              then
 116                AC_SUBST(LLVMGCCDIR,[/home/vadve/lattner/local/sparc/llvm-gcc/])
 117              fi
 118              ;;
 119         *-*-cygwin*)
 120              AC_SUBST(OS,[Cygwin])
 121              platform_type="Cygwin"
 122              ;;
 123         *-*-darwin*)
 124              AC_SUBST(OS,[Darwin])
 125              platform_type="Darwin"
 126              ;;
 127         *-*-aix*)
 128              AC_SUBST(OS,[AIX])
 129              platform_type="AIX"
 130              ;;
 131         *-*-interix*)
 132              AC_SUBST(OS,[SunOS])
 133              platform_type="SunOS"
 134              ;;
 135         *-*-win32*)
 136              AC_SUBST(OS,[Win32])
 137              platform_type="Win32"
 138              ;;
 139         *)
 140              AC_SUBST(OS,[Unknown])
 141              platform_type="Unknown"
 142              ;;
 143 esac
 144
 145 dnl Make sure we aren't attempting to configure for an unknown system
 146 if test $platform_type -eq "Unknown" ; then
 147   AC_MSG_ERROR([Platform is unknown, configure can't continue])
 148 fi
 149
 150 dnl Make a link from lib/System/platform to lib/System/$platform_type
 151 dnl This helps the #inclusion of the system specific include files
 152 dnl for the operating system abstraction library
 153 AC_CONFIG_LINKS(lib/System/platform:lib/System/$platform_type)
 154
 155 dnl If we are targetting a Sparc machine running Solaris, pretend that it is
 156 dnl V9, since that is all that we support at the moment, and autoconf will only
 157 dnl tell us we're a sparc.
 158 case $target in
 159         sparc*-*-solaris*)  AC_SUBST(target,[[sparcv9-sun-solaris2.8]])
 160                             ;;
 161 esac
 162
 163 dnl Determine what our target architecture is and configure accordingly.
 164 dnl This will allow Makefiles to make a distinction between the hardware and
 165 dnl the OS.
 166 case $target in
 167         i*86-*)           AC_SUBST(ARCH,[x86])
 168                           ;;
 169         sparc*-*)         AC_SUBST(ARCH,[Sparc])
 170                           ;;
 171         powerpc*-*)       AC_SUBST(ARCH,[PowerPC])
 172                           ;;
 173         *)                AC_SUBST(ARCH,[Unknown])
 174                           ;;
 175 esac
 176
 177 dnl Check for compilation tools
 178 AC_PROG_CXX
 179 AC_PROG_CC(gcc)
 180 AC_PROG_CPP
 181
 182 dnl Ensure that compilation tools are GCC; we use GCC specific extensions
 183 if test "$GCC" != "yes"
 184 then
 185         AC_MSG_ERROR([gcc required but not found])
 186 fi
 187 if test "$GXX" != "yes"
 188 then
 189         AC_MSG_ERROR([g++ required but not found])
 190 fi
 191
 192 dnl Verify that GCC is version 3.0 or higher
 193 gccmajor=`$CC --version | head -n 1 | awk '{print $NF;}' | cut -d. -f1`
 194 if test "$gccmajor" -lt "3"
 195 then
 196         AC_MSG_ERROR([gcc 3.x required, but you have a lower version])
 197 fi
 198
 199 dnl Check for GNU Make.  We use its extensions too, so don't build without it
 200 CHECK_GNU_MAKE
 201 if test -z "$_cv_gnu_make_command"
 202 then
 203         AC_MSG_ERROR([GNU Make required but not found])
 204 fi
 205
 206 dnl Checks for other tools
 207 AC_PROG_FLEX
 208 AC_PROG_BISON
 209 AC_PROG_LIBTOOL
 210
 211 dnl Checks for tools we can get away with not having:
 212 AC_PATH_PROG(DOT,[dot],[true dot])
 213 AC_PATH_PROG(ETAGS,[etags],[true etags])
 214 dnl Check if we know how to tell etags we are using C++:
 215 etags_version=`$ETAGS --version 2>&1`
 216 case "$etags_version" in
 217         *[Ee]xuberant*) ETAGSFLAGS="--language-force=c++" ;;
 218         *GNU\ Emacs*) ETAGSFLAGS="-l c++" ;;
 219         *) ETAGSFLAGS="" ;;
 220 esac
 221 AC_SUBST(ETAGSFLAGS,$ETAGSFLAGS)
 222 AC_PATH_PROG(PYTHON,[python],[true python])
 223 if test "$PYTHON" = "false"
 224 then
 225         AC_MSG_WARN([Python is required for the test suite, but it was not found])
 226 fi
 227 AC_PATH_PROG(QMTEST,[qmtest],[true qmtest])
 228 if test "$QMTEST" = "false"
 229 then
 230         AC_MSG_WARN([QMTest is required for the test suite, but it was not found])
 231 fi
 232
 233 dnl Verify that the version of python available is high enough for qmtest
 234 pyversion=`$PYTHON -V 2>&1 | cut -d\  -f2`
 235 pymajor=`echo $pyversion | cut -d. -f1`
 236 pyminor=`echo $pyversion | cut -d. -f2`
 237
 238 if test "$pymajor" -ge "2"
 239 then
 240         if test "$pymajor" -eq "2"
 241         then
 242                 if test "$pyminor" -lt "2"
 243                 then
 244                         AC_MSG_WARN([QMTest requires Python 2.2 or later])
 245                 fi
 246         fi
 247 else
 248         AC_MSG_WARN([QMTest requires Python 2.2 or later])
 249 fi
 250
 251 dnl Verify that the source directory is valid
 252 AC_CONFIG_SRCDIR(["Makefile.config.in"])
 253
 254 dnl Checks for libraries:
 255 dnl libelf is for sparc only; we can ignore it if we don't have it
 256 AC_CHECK_LIB(elf, elf_begin)
 257
 258 dnl dlopen() is required for plugin support.
 259 AC_SEARCH_LIBS(dlopen,dl,AC_DEFINE([HAVE_DLOPEN],[1],[Define if dlopen() is available on this platform.]),AC_MSG_WARN([dlopen() not found - disabling plugin support]))
 260
 261 dnl mallinfo is optional; the code can compile (minus features) without it
 262 AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1],[Define if mallinfo() is available on this platform.]))
 263
 264 dnl pthread locking functions are optional - but llvm will not be thread-safe
 265 dnl without locks.
 266 AC_SEARCH_LIBS(pthread_mutex_lock,pthread,HAVE_PTHREAD_MUTEX_LOCK=1,HAVE_PTHREAD_MUTEX_LOCK=0)
 267 AC_SUBST(HAVE_PTHREAD_MUTEX_LOCK)
 268
 269 dnl Checks for header files.
 270 dnl We don't check for ancient stuff or things that are guaranteed to be there
 271 dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers.
 272 AC_HEADER_STDC
 273 AC_HEADER_SYS_WAIT
 274
 275 dnl Checks for POSIX and other various system-specific header files
 276 AC_CHECK_HEADERS(fcntl.h limits.h sys/time.h unistd.h malloc.h sys/mman.h sys/resource.h dlfcn.h link.h execinfo.h windows.h)
 277
 278 dnl Check for things that need to be included in public headers, and so
 279 dnl for which we may not have access to a HAVE_* preprocessor #define.
 280 dnl (primarily used in DataTypes.h)
 281 AC_CHECK_HEADER([sys/types.h],
 282                 [INCLUDE_SYS_TYPES_H='#include <sys/types.h>'],
 283                 [INCLUDE_SYS_TYPES_H=''])
 284 AC_SUBST(INCLUDE_SYS_TYPES_H)
 285 AC_CHECK_HEADER([inttypes.h],
 286                 [INCLUDE_INTTYPES_H='#include <inttypes.h>'],
 287                 [INCLUDE_INTTYPES_H=''])
 288 AC_SUBST(INCLUDE_INTTYPES_H)
 289 AC_CHECK_HEADER([stdint.h],
 290                 [INCLUDE_STDINT_H='#include <stdint.h>'],
 291                 [INCLUDE_STDINT_H=''])
 292 AC_SUBST(INCLUDE_STDINT_H)
 293
 294
 295 dnl Check for types
 296 AC_TYPE_PID_T
 297 AC_TYPE_SIZE_T
 298 AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found]))
 299 AC_CHECK_TYPES([uint64_t],,AC_MSG_ERROR([Type uint64_t required but not found]))
 300 AC_HEADER_TIME
 301 AC_STRUCT_TM
 302
 303 dnl Check for various C features
 304 AC_C_PRINTF_A
 305
 306 dnl Check for the endianness of the target
 307 AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little]))
 308
 309 dnl Check for C++ extensions
 310 AC_CXX_HAVE_HASH_MAP
 311 AC_CXX_HAVE_HASH_SET
 312 AC_CXX_HAVE_STD_ITERATOR
 313 AC_CXX_HAVE_BI_ITERATOR
 314 AC_CXX_HAVE_FWD_ITERATOR
 315
 316 AC_FUNC_ISNAN
 317 AC_FUNC_ISINF
 318
 319 dnl Checks for library functions.
 320 AC_FUNC_ALLOCA
 321 AC_FUNC_MMAP
 322 if test "$ac_cv_func_mmap_fixed_mapped" = "no"
 323 then
 324         AC_MSG_WARN([mmap() required but not found])
 325 fi
 326 AC_FUNC_MMAP_FILE
 327 if test "$ac_cv_func_mmap_file" = "no"
 328 then
 329         AC_MSG_WARN([mmap() of files required but not found])
 330 fi
 331 AC_HEADER_MMAP_ANONYMOUS
 332 AC_TYPE_SIGNAL
 333 AC_CHECK_FUNCS(getcwd gettimeofday strdup strtoq strtoll backtrace isatty mkstemp getrusage)
 334 AC_CHECK_FUNC(mprotect,,AC_MSG_ERROR([Function mprotect() required but not found]))
 335
 336 dnl Determine if the linker supports the -R option.
 337 AC_LINK_USE_R
 338
 339 dnl --enable/--with command-line options:
 340 dnl Check whether they want to do an optimized build:
 341 AC_ARG_ENABLE(optimized,AC_HELP_STRING([--enable-optimized],[Compile with optimizations enabled (default is NO)]),,enableval=no)
 342 if test ${enableval} = "no"
 343 then
 344         AC_SUBST(ENABLE_OPTIMIZED,[[]])
 345 else
 346         AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]])
 347 fi
 348
 349 AC_DEFUN(EXTERNAL_BENCHMARK,
 350 [m4_define([allcapsname],translit($1,a-z,A-Z))
 351  AC_ARG_ENABLE($1,
 352  AC_HELP_STRING([--enable-$1=ARG],
 353                 [Use $1 as a benchmark (srcs in DIR)]),
 354  checkresult=$enableval,
 355  checkresult=auto)
 356 AC_MSG_CHECKING([for $1 benchmark sources])
 357 case "$checkresult" in
 358 auto|yes)
 359     defaultdir=$2
 360         if test -d "$defaultdir"
 361         then
 362                 AC_SUBST(allcapsname()[_ROOT],[$defaultdir])
 363                 AC_SUBST([USE_]allcapsname(),[USE_]allcapsname()=1)
 364         checkresult="yes, found in $defaultdir"
 365     else
 366         checkresult=no
 367     fi
 368     ;;
 369 no)
 370     AC_SUBST(allcapsname()[_ROOT],[])
 371     AC_SUBST([USE_]allcapsname(),[])
 372     checkresult=no
 373     ;;
 374 *)  if test -d "$checkresult"
 375     then
 376         AC_SUBST(allcapsname()[_ROOT],"$checkresult")
 377         AC_SUBST([USE_]allcapsname(),[USE_]allcapsname()=1)
 378         checkresult="yes, in $checkresult"
 379     else
 380         AC_SUBST(allcapsname()[_ROOT],[])
 381         AC_SUBST([USE_]allcapsname(),[])
 382         checkresult="no, not found in $checkresult"
 383     fi
 384     ;;
 385 esac
 386 AC_MSG_RESULT($checkresult)
 387 m4_undefine([allcapsname])
 388 ])
 389
 390 EXTERNAL_BENCHMARK(spec95,/home/vadve/shared/benchmarks/spec95/benchspec)
 391 EXTERNAL_BENCHMARK(spec2000,/home/vadve/shared/benchmarks/speccpu2000/benchspec)
 392 EXTERNAL_BENCHMARK(povray,/home/vadve/shared/benchmarks/povray31)
 393
 394 dnl Precompiled Bytecode Option
 395 AC_ARG_ENABLE(precompiled_bytecode,AC_HELP_STRING([--enable-precompiled_bytecode],[Use pre-compiled bytecode (default is NO)]),,enableval=no)
 396 if test ${enableval} = "no"
 397 then
 398         AC_SUBST(UPB,[[]])
 399 else
 400         AC_SUBST(UPB,[[USE_PRECOMPILED_BYTECODE=1]])
 401 fi
 402
 403 dnl LLC Diff Option
 404 AC_ARG_ENABLE(llc_diffs,AC_HELP_STRING([--enable-llc_diffs],[Enable LLC Diffs when testing (default is YES)]),,enableval=yes)
 405 if test ${enableval} = "no"
 406 then
 407         AC_SUBST(DISABLE_LLC_DIFFS,[DISABLE_LLC_DIFFS:=1])
 408 else
 409         AC_SUBST(DISABLE_LLC_DIFFS,[[]])
 410 fi
 411
 412 dnl JIT Option
 413 AC_ARG_ENABLE(jit,AC_HELP_STRING([--enable-jit],[Enable Just In Time Compiling (default is YES)]),,enableval=default)
 414 if test ${enableval} = "no"
 415 then
 416         AC_SUBST(JIT,[[]])
 417 else
 418         case $target in
 419                 *i*86*)
 420                         AC_SUBST(JIT,[[TARGET_HAS_JIT=1]])
 421                         ;;
 422                 *sparc*)
 423                         AC_SUBST(JIT,[[TARGET_HAS_JIT=1]])
 424                         ;;
 425                 *)
 426                         AC_SUBST(JIT,[[]])
 427                         ;;
 428         esac
 429 fi
 430
 431 dnl Find the LLVM GCC-based C/C++ front end
 432 AC_ARG_WITH(llvmgccdir,AC_HELP_STRING([--with-llvmgccdir],[Location of LLVM GCC front-end]),AC_SUBST(LLVMGCCDIR,[$withval]))
 433 AC_MSG_CHECKING([for llvm-gcc])
 434 LLVM_GCC_CHECK=no
 435 if test -d "$LLVMGCCDIR"
 436 then
 437         if test -x "$LLVMGCCDIR/bin/gcc"
 438         then
 439                 LLVM_GCC_CHECK="$LLVMGCCDIR/bin/gcc"
 440         fi
 441 fi
 442 llvmgccwarn=no
 443 AC_MSG_RESULT($LLVM_GCC_CHECK)
 444 if test "$LLVM_GCC_CHECK" = "no"
 445 then
 446     llvmgccwarn=yes
 447 fi
 448 AC_MSG_CHECKING([whether llvm-gcc is sane])
 449 LLVM_GCC_SANE=no
 450 if test -x "$LLVM_GCC_CHECK"
 451 then
 452         cp /dev/null conftest.c
 453     "$LLVM_GCC_CHECK" -S -o - conftest.c | grep implementation > /dev/null 2>&1
 454         if test $? -eq 0
 455         then
 456                 LLVM_GCC_SANE=yes
 457         fi
 458         rm conftest.c
 459         llvmcc1path=`"$LLVM_GCC_CHECK" --print-prog-name=cc1`
 460         AC_SUBST(LLVMCC1,$llvmcc1path)
 461         llvmcc1pluspath=`"$LLVM_GCC_CHECK" --print-prog-name=cc1plus`
 462         AC_SUBST(LLVMCC1PLUS,$llvmcc1pluspath)
 463 fi
 464 AC_MSG_RESULT($LLVM_GCC_SANE)
 465 if test "$LLVM_GCC_SANE" = "no"
 466 then
 467         llvmgccwarn=yes
 468 fi
 469
 470 dnl Location of the bytecode repository
 471 AC_ARG_WITH(bcrepos,AC_HELP_STRING([--with-bcrepos],[Location of Bytecode Repository]),AC_SUBST(BCR,[$withval]),AC_SUBST(BCR,[/home/vadve/lattner/LLVMPrograms]))
 472
 473 dnl Location of PAPI
 474 AC_ARG_WITH(papi,AC_HELP_STRING([--with-papi],[Location of PAPI]),AC_SUBST(PAPIDIR,[$withval]),AC_SUBST(PAPIDIR,[/home/vadve/shared/Sparc/papi-2.3.4.1]))
 475
 476 dnl Get libtool's idea of what the shared library suffix is.
 477 dnl (This is a hack; it relies on undocumented behavior.)
 478 AC_MSG_CHECKING([for shared library suffix])
 479 eval "SHLIBEXT=$shrext"
 480 AC_MSG_RESULT($SHLIBEXT)
 481 dnl Propagate it to the Makefiles and config.h (for gccld & bugpoint).
 482 AC_SUBST(SHLIBEXT,$SHLIBEXT)
 483 AC_DEFINE_UNQUOTED(SHLIBEXT,"$SHLIBEXT",
 484                    [Extension that shared libraries have, e.g., ".so".])
 485
 486 # Translate the various configuration directories and other basic
 487 # information into substitutions that will end up in config.h.in so
 488 # that these configured values can be hard-wired into a program.
 489 eval LLVM_PREFIX="${prefix}";
 490 eval LLVM_BINDIR="${prefix}/bin";
 491 eval LLVM_LIBDIR="${prefix}/lib";
 492 eval LLVM_DATADIR="${prefix}/data";
 493 eval LLVM_DOCSDIR="${prefix}/docs";
 494 eval LLVM_ETCDIR="${prefix}/etc";
 495 eval LLVM_INCLUDEDIR="${prefix}/include";
 496 eval LLVM_INFODIR="${prefix}/info";
 497 eval LLVM_MANDIR="${prefix}/man";
 498 LLVM_CONFIGTIME=`date`
 499 AC_SUBST(LLVM_PREFIX)
 500 AC_SUBST(LLVM_BINDIR)
 501 AC_SUBST(LLVM_LIBDIR)
 502 AC_SUBST(LLVM_DATADIR)
 503 AC_SUBST(LLVM_DOCSDIR)
 504 AC_SUBST(LLVM_ETCDIR)
 505 AC_SUBST(LLVM_INCLUDEDIR)
 506 AC_SUBST(LLVM_INFODIR)
 507 AC_SUBST(LLVM_MANDIR)
 508 AC_SUBST(LLVM_CONFIGTIME)
 509 AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX", [Installation prefix directory])
 510 AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR", [Installation directory for binary executables])
 511 AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR", [Installation directory for libraries])
 512 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR", [Installation directory for data files])
 513 AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DOCSDIR", [Installation directory for documentation])
 514 AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR", [Installation directory for config files])
 515 AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR", [Installation directory for include files])
 516 AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR", [Installation directory for .info files])
 517 AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", [Installation directory for man pages])
 518 AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", [Time at which LLVM was configured])
 519
 520 dnl Create the output files
 521 AC_OUTPUT()
 522
 523 dnl Warn loudly if llvm-gcc was not obviously working
 524 if test $llvmgccwarn = yes
 525 then
 526         AC_MSG_WARN([***** llvm C/C++ front end was not found, or does not])
 527         AC_MSG_WARN([***** appear to be working.])
 528         AC_MSG_WARN([***** ])
 529         AC_MSG_WARN([***** Please check configure's --with-llvmgccdir option.])
 530         AC_MSG_WARN([***** Runtime libraries (in llvm/runtime) will not be built,])
 531         AC_MSG_WARN([***** but you should be able to build the llvm tools.])
 532 fi
 533