diff options
Diffstat (limited to 'projects/sample/autoconf/configure.ac')
| -rw-r--r-- | projects/sample/autoconf/configure.ac | 1495 |
1 files changed, 1459 insertions, 36 deletions
diff --git a/projects/sample/autoconf/configure.ac b/projects/sample/autoconf/configure.ac index bb75bbdeb5..37d72b4ed9 100644 --- a/projects/sample/autoconf/configure.ac +++ b/projects/sample/autoconf/configure.ac @@ -15,59 +15,1482 @@ dnl Tell autoconf that this is an LLVM project being configured dnl This provides the --with-llvmsrc and --with-llvmobj options LLVM_CONFIG_PROJECT($LLVM_ABS_SRC_ROOT,$LLVM_ABS_OBJ_ROOT) -dnl Tell autoconf that the auxiliary files are actually located in -dnl the LLVM autoconf directory, not here. -AC_CONFIG_AUX_DIR($LLVM_SRC/autoconf) +dnl Try and find an llvm-config in the build directory. We are only using this +dnl to detect the package level LLVM information (currently just the version), +dnl so we just whatever one we find regardless of build mode. +AC_MSG_CHECKING([llvm-config]) +llvm_config_path="`ls -1 $llvm_obj/*/bin/llvm-config 2> /dev/null | head -1`" +if ! test -f "$llvm_config_path" ; then + llvm_config_path="no" +fi +AC_MSG_RESULT([$llvm_config_path]) + +dnl Determine the LLVM version, which may be required by the current Makefile +dnl rules. +AC_MSG_CHECKING([LLVM package version]) +if test "$llvm_config_path" != no ; then + llvm_package_version=`$llvm_config_path --version` +else + llvm_package_version="unknown"; +fi +AC_MSG_RESULT([$llvm_package_version]) +AC_SUBST(LLVM_VERSION, [$llvm_package_version]) dnl Verify that the source directory is valid AC_CONFIG_SRCDIR(["Makefile.common.in"]) -dnl Configure a common Makefile -AC_CONFIG_FILES(Makefile.common) - -dnl Configure project makefiles -dnl List every Makefile that exists within your source tree -AC_CONFIG_MAKEFILE(Makefile) -AC_CONFIG_MAKEFILE(lib/Makefile) -AC_CONFIG_MAKEFILE(lib/sample/Makefile) -AC_CONFIG_MAKEFILE(tools/Makefile) -AC_CONFIG_MAKEFILE(tools/sample/Makefile) +dnl Place all of the extra autoconf files into the config subdirectory. Tell +dnl various tools where the m4 autoconf macros are. +AC_CONFIG_AUX_DIR([autoconf]) dnl ************************************************************************** -dnl * Determine which system we are building on +dnl Begin LLVM configure.ac Import dnl ************************************************************************** +dnl +dnl Derived from LLVM's configure.ac. This was imported directly here so that we +dnl could reuse LLVM's build infrastructure without introducing a direct source +dnl dependency on the LLVM files. -dnl ************************************************************************** -dnl * Check for programs. -dnl ************************************************************************** +dnl We need to check for the compiler up here to avoid anything else +dnl starting with a different one. +AC_PROG_CC(clang llvm-gcc gcc) +AC_PROG_CXX(clang++ llvm-g++ g++) +AC_PROG_CPP -dnl ************************************************************************** -dnl * Check for libraries. -dnl ************************************************************************** +dnl Configure all of the projects present in our source tree. While we could +dnl just AC_CONFIG_SUBDIRS on the set of directories in projects that have a +dnl configure script, that usage of the AC_CONFIG_SUBDIRS macro is deprecated. +dnl Instead we match on the known projects. -dnl ************************************************************************** -dnl * Checks for header files. -dnl ************************************************************************** +dnl +dnl One tricky part of doing this is that some projects depend upon other +dnl projects. For example, several projects rely upon the LLVM test suite. +dnl We want to configure those projects first so that their object trees are +dnl created before running the configure scripts of projects that depend upon +dnl them. +dnl -dnl ************************************************************************** -dnl * Checks for typedefs, structures, and compiler characteristics. -dnl ************************************************************************** +dnl Disable the build of polly, even if it is checked out into tools/polly. +AC_ARG_ENABLE(polly, + AS_HELP_STRING([--enable-polly], + [Use polly if available (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_POLLY,[1]) ;; + no) AC_SUBST(ENABLE_POLLY,[0]) ;; + default) AC_SUBST(ENABLE_POLLY,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-polly. Use "yes" or "no"]) ;; +esac -dnl ************************************************************************** -dnl * Checks for library functions. -dnl ************************************************************************** -dnl ************************************************************************** -dnl * Enable various compile-time options -dnl ************************************************************************** +dnl Check if polly is checked out into tools/polly and configure it if +dnl available. +if (test -d ${srcdir}/tools/polly) && (test $ENABLE_POLLY -eq 1) ; then + AC_SUBST(LLVM_HAS_POLLY,1) + AC_CONFIG_SUBDIRS([tools/polly]) +fi -dnl ************************************************************************** -dnl * Set the location of various third-party software packages -dnl ************************************************************************** +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 2: Architecture, target, and host checks +dnl=== +dnl===-----------------------------------------------------------------------=== + +dnl Check the target for which we're compiling and the host that will do the +dnl compilations. This will tell us which LLVM compiler will be used for +dnl compiling SSA into object code. This needs to be done early because +dnl following tests depend on it. +AC_CANONICAL_TARGET + +dnl Determine the platform type and cache its value. This helps us configure +dnl the System library to the correct build platform. +AC_CACHE_CHECK([type of operating system we're going to host on], + [llvm_cv_os_type], +[case $host in + *-*-aix*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="AIX" + llvm_cv_platform_type="Unix" ;; + *-*-irix*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="IRIX" + llvm_cv_platform_type="Unix" ;; + *-*-cygwin*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Cygwin" + llvm_cv_platform_type="Unix" ;; + *-*-darwin*) + llvm_cv_link_all_option="-Wl,-all_load" + llvm_cv_no_link_all_option="-Wl,-noall_load" + llvm_cv_os_type="Darwin" + llvm_cv_platform_type="Unix" ;; + *-*-minix*) + llvm_cv_link_all_option="-Wl,-all_load" + llvm_cv_no_link_all_option="-Wl,-noall_load" + llvm_cv_os_type="Minix" + llvm_cv_platform_type="Unix" ;; + *-*-freebsd*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="FreeBSD" + llvm_cv_platform_type="Unix" ;; + *-*-openbsd*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="OpenBSD" + llvm_cv_platform_type="Unix" ;; + *-*-netbsd*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="NetBSD" + llvm_cv_platform_type="Unix" ;; + *-*-dragonfly*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="DragonFly" + llvm_cv_platform_type="Unix" ;; + *-*-hpux*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="HP-UX" + llvm_cv_platform_type="Unix" ;; + *-*-interix*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Interix" + llvm_cv_platform_type="Unix" ;; + *-*-linux*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Linux" + llvm_cv_platform_type="Unix" ;; + *-*-solaris*) + llvm_cv_link_all_option="-Wl,-z,allextract" + llvm_cv_no_link_all_option="-Wl,-z,defaultextract" + llvm_cv_os_type="SunOS" + llvm_cv_platform_type="Unix" ;; + *-*-auroraux*) + llvm_cv_link_all_option="-Wl,-z,allextract" + llvm_cv_link_all_option="-Wl,-z,defaultextract" + llvm_cv_os_type="AuroraUX" + llvm_cv_platform_type="Unix" ;; + *-*-win32*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Win32" + llvm_cv_platform_type="Win32" ;; + *-*-mingw*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="MingW" + llvm_cv_platform_type="Win32" ;; + *-*-haiku*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Haiku" + llvm_cv_platform_type="Unix" ;; + *-unknown-eabi*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Freestanding" + llvm_cv_platform_type="Unix" ;; + *-unknown-elf*) + llvm_cv_link_all_option="-Wl,--whole-archive" + llvm_cv_no_link_all_option="-Wl,--no-whole-archive" + llvm_cv_os_type="Freestanding" + llvm_cv_platform_type="Unix" ;; + *) + llvm_cv_link_all_option="" + llvm_cv_no_link_all_option="" + llvm_cv_os_type="Unknown" + llvm_cv_platform_type="Unknown" ;; +esac]) + +AC_CACHE_CHECK([type of operating system we're going to target], + [llvm_cv_target_os_type], +[case $target in + *-*-aix*) + llvm_cv_target_os_type="AIX" ;; + *-*-irix*) + llvm_cv_target_os_type="IRIX" ;; + *-*-cygwin*) + llvm_cv_target_os_type="Cygwin" ;; + *-*-darwin*) + llvm_cv_target_os_type="Darwin" ;; + *-*-minix*) + llvm_cv_target_os_type="Minix" ;; + *-*-freebsd*) + llvm_cv_target_os_type="FreeBSD" ;; + *-*-openbsd*) + llvm_cv_target_os_type="OpenBSD" ;; + *-*-netbsd*) + llvm_cv_target_os_type="NetBSD" ;; + *-*-dragonfly*) + llvm_cv_target_os_type="DragonFly" ;; + *-*-hpux*) + llvm_cv_target_os_type="HP-UX" ;; + *-*-interix*) + llvm_cv_target_os_type="Interix" ;; + *-*-linux*) + llvm_cv_target_os_type="Linux" ;; + *-*-solaris*) + llvm_cv_target_os_type="SunOS" ;; + *-*-auroraux*) + llvm_cv_target_os_type="AuroraUX" ;; + *-*-win32*) + llvm_cv_target_os_type="Win32" ;; + *-*-mingw*) + llvm_cv_target_os_type="MingW" ;; + *-*-haiku*) + llvm_cv_target_os_type="Haiku" ;; + *-*-rtems*) + llvm_cv_target_os_type="RTEMS" ;; + *-*-nacl*) + llvm_cv_target_os_type="NativeClient" ;; + *-unknown-eabi*) + llvm_cv_target_os_type="Freestanding" ;; + *) + llvm_cv_target_os_type="Unknown" ;; +esac]) + +dnl Make sure we aren't attempting to configure for an unknown system +if test "$llvm_cv_os_type" = "Unknown" ; then + AC_MSG_ERROR([Operating system is unknown, configure can't continue]) +fi + +dnl Set the "OS" Makefile variable based on the platform type so the +dnl makefile can configure itself to specific build hosts +AC_SUBST(OS,$llvm_cv_os_type) +AC_SUBST(HOST_OS,$llvm_cv_os_type) +AC_SUBST(TARGET_OS,$llvm_cv_target_os_type) + +dnl Set the LINKALL and NOLINKALL Makefile variables based on the platform +AC_SUBST(LINKALL,$llvm_cv_link_all_option) +AC_SUBST(NOLINKALL,$llvm_cv_no_link_all_option) + +dnl Set the "LLVM_ON_*" variables based on llvm_cv_platform_type +dnl This is used by lib/Support to determine the basic kind of implementation +dnl to use. +case $llvm_cv_platform_type in + Unix) + AC_DEFINE([LLVM_ON_UNIX],[1],[Define if this is Unixish platform]) + AC_SUBST(LLVM_ON_UNIX,[1]) + AC_SUBST(LLVM_ON_WIN32,[0]) + ;; + Win32) + AC_DEFINE([LLVM_ON_WIN32],[1],[Define if this is Win32ish platform]) + AC_SUBST(LLVM_ON_UNIX,[0]) + AC_SUBST(LLVM_ON_WIN32,[1]) + ;; +esac + +dnl Determine what our target architecture is and configure accordingly. +dnl This will allow Makefiles to make a distinction between the hardware and +dnl the OS. +AC_CACHE_CHECK([target architecture],[llvm_cv_target_arch], +[case $target in + i?86-*) llvm_cv_target_arch="x86" ;; + amd64-* | x86_64-*) llvm_cv_target_arch="x86_64" ;; + sparc*-*) llvm_cv_target_arch="Sparc" ;; + powerpc*-*) llvm_cv_target_arch="PowerPC" ;; + alpha*-*) llvm_cv_target_arch="Alpha" ;; + arm*-*) llvm_cv_target_arch="ARM" ;; + mips-*) llvm_cv_target_arch="Mips" ;; + xcore-*) llvm_cv_target_arch="XCore" ;; + msp430-*) llvm_cv_target_arch="MSP430" ;; + s390x-*) llvm_cv_target_arch="SystemZ" ;; + bfin-*) llvm_cv_target_arch="Blackfin" ;; + mblaze-*) llvm_cv_target_arch="MBlaze" ;; + ptx-*) llvm_cv_target_arch="PTX" ;; + *) llvm_cv_target_arch="Unknown" ;; +esac]) + +if test "$llvm_cv_target_arch" = "Unknown" ; then + AC_MSG_WARN([Configuring LLVM for an unknown target archicture]) +fi + +# Determine the LLVM native architecture for the target +case "$llvm_cv_target_arch" in + x86) LLVM_NATIVE_ARCH="X86" ;; + x86_64) LLVM_NATIVE_ARCH="X86" ;; + *) LLVM_NATIVE_ARCH="$llvm_cv_target_arch" ;; +esac + +dnl Define a substitution, ARCH, for the target architecture +AC_SUBST(ARCH,$llvm_cv_target_arch) + +dnl Check for the endianness of the target +AC_C_BIGENDIAN(AC_SUBST([ENDIAN],[big]),AC_SUBST([ENDIAN],[little])) + +dnl Check for build platform executable suffix if we're crosscompiling +if test "$cross_compiling" = yes; then + AC_SUBST(LLVM_CROSS_COMPILING, [1]) + AC_BUILD_EXEEXT + ac_build_prefix=${build_alias}- + AC_CHECK_PROG(BUILD_CXX, ${ac_build_prefix}g++, ${ac_build_prefix}g++) + if test -z "$BUILD_CXX"; then + AC_CHECK_PROG(BUILD_CXX, g++, g++) + if test -z "$BUILD_CXX"; then + AC_CHECK_PROG(BUILD_CXX, c++, c++, , , /usr/ucb/c++) + fi + fi +else + AC_SUBST(LLVM_CROSS_COMPILING, [0]) +fi + +dnl Check to see if there's a .svn or .git directory indicating that this +dnl build is being done from a checkout. This sets up several defaults for +dnl the command line switches. When we build with a checkout directory, +dnl we get a debug with assertions turned on. Without, we assume a source +dnl release and we get an optimized build without assertions. +dnl See --enable-optimized and --enable-assertions below +if test -d ".svn" -o -d "${srcdir}/.svn" -o -d ".git" -o -d "${srcdir}/.git"; then + cvsbuild="yes" + optimize="no" + AC_SUBST(CVSBUILD,[[CVSBUILD=1]]) +else + cvsbuild="no" + optimize="yes" +fi + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 3: Command line arguments for the configure script. +dnl=== +dnl===-----------------------------------------------------------------------=== + +dnl --enable-optimized : check whether they want to do an optimized build: +AC_ARG_ENABLE(optimized, AS_HELP_STRING( + --enable-optimized,[Compile with optimizations enabled (default is NO)]),,enableval=$optimize) +if test ${enableval} = "no" ; then + AC_SUBST(ENABLE_OPTIMIZED,[[]]) +else + AC_SUBST(ENABLE_OPTIMIZED,[[ENABLE_OPTIMIZED=1]]) +fi + +dnl --enable-profiling : check whether they want to do a profile build: +AC_ARG_ENABLE(profiling, AS_HELP_STRING( + --enable-profiling,[Compile with profiling enabled (default is NO)]),,enableval="no") +if test ${enableval} = "no" ; then + AC_SUBST(ENABLE_PROFILING,[[]]) +else + AC_SUBST(ENABLE_PROFILING,[[ENABLE_PROFILING=1]]) +fi + +dnl --enable-assertions : check whether they want to turn on assertions or not: +AC_ARG_ENABLE(assertions,AS_HELP_STRING( + --enable-assertions,[Compile with assertion checks enabled (default is YES)]),, enableval="yes") +if test ${enableval} = "yes" ; then + AC_SUBST(DISABLE_ASSERTIONS,[[]]) +else + AC_SUBST(DISABLE_ASSERTIONS,[[DISABLE_ASSERTIONS=1]]) +fi + +dnl --enable-expensive-checks : check whether they want to turn on expensive debug checks: +AC_ARG_ENABLE(expensive-checks,AS_HELP_STRING( + --enable-expensive-checks,[Compile with expensive debug checks enabled (default is NO)]),, enableval="no") +if test ${enableval} = "yes" ; then + AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[ENABLE_EXPENSIVE_CHECKS=1]]) + AC_SUBST(EXPENSIVE_CHECKS,[[yes]]) +else + AC_SUBST(ENABLE_EXPENSIVE_CHECKS,[[]]) + AC_SUBST(EXPENSIVE_CHECKS,[[no]]) +fi + +dnl --enable-debug-runtime : should runtime libraries have debug symbols? +AC_ARG_ENABLE(debug-runtime, + AS_HELP_STRING(--enable-debug-runtime,[Build runtime libs with debug symbols (default is NO)]),,enableval=no) +if test ${enableval} = "no" ; then + AC_SUBST(DEBUG_RUNTIME,[[]]) +else + AC_SUBST(DEBUG_RUNTIME,[[DEBUG_RUNTIME=1]]) +fi + +dnl --enable-debug-symbols : should even optimized compiler libraries +dnl have debug symbols? +AC_ARG_ENABLE(debug-symbols, + 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) +if test ${enableval} = "no" ; then + AC_SUBST(DEBUG_SYMBOLS,[[]]) +else + AC_SUBST(DEBUG_SYMBOLS,[[DEBUG_SYMBOLS=1]]) +fi + +dnl --enable-jit: check whether they want to enable the jit +AC_ARG_ENABLE(jit, + AS_HELP_STRING(--enable-jit, + [Enable Just In Time Compiling (default is YES)]),, + enableval=default) +if test ${enableval} = "no" +then + AC_SUBST(JIT,[[]]) +else + case "$llvm_cv_target_arch" in + x86) AC_SUBST(TARGET_HAS_JIT,1) ;; + Sparc) AC_SUBST(TARGET_HAS_JIT,0) ;; + PowerPC) AC_SUBST(TARGET_HAS_JIT,1) ;; + x86_64) AC_SUBST(TARGET_HAS_JIT,1) ;; + Alpha) AC_SUBST(TARGET_HAS_JIT,0) ;; + ARM) AC_SUBST(TARGET_HAS_JIT,1) ;; + Mips) AC_SUBST(TARGET_HAS_JIT,1) ;; + XCore) AC_SUBST(TARGET_HAS_JIT,0) ;; + MSP430) AC_SUBST(TARGET_HAS_JIT,0) ;; + SystemZ) AC_SUBST(TARGET_HAS_JIT,0) ;; + Blackfin) AC_SUBST(TARGET_HAS_JIT,0) ;; + MBlaze) AC_SUBST(TARGET_HAS_JIT,0) ;; + PTX) AC_SUBST(TARGET_HAS_JIT,0) ;; + *) AC_SUBST(TARGET_HAS_JIT,0) ;; + esac +fi + +dnl Allow enablement of building and installing docs +AC_ARG_ENABLE(docs, + AS_HELP_STRING([--enable-docs], + [Build documents (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_DOCS,[1]) ;; + no) AC_SUBST(ENABLE_DOCS,[0]) ;; + default) AC_SUBST(ENABLE_DOCS,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-docs. Use "yes" or "no"]) ;; +esac + +dnl Allow enablement of doxygen generated documentation +AC_ARG_ENABLE(doxygen, + AS_HELP_STRING([--enable-doxygen], + [Build doxygen documentation (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_DOXYGEN,[1]) ;; + no) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; + default) AC_SUBST(ENABLE_DOXYGEN,[0]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-doxygen. Use "yes" or "no"]) ;; +esac + +dnl Allow disablement of threads +AC_ARG_ENABLE(threads, + AS_HELP_STRING([--enable-threads], + [Use threads if available (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_THREADS,[1]) ;; + no) AC_SUBST(ENABLE_THREADS,[0]) ;; + default) AC_SUBST(ENABLE_THREADS,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-threads. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([ENABLE_THREADS],$ENABLE_THREADS,[Define if threads enabled]) + +dnl Allow disablement of pthread.h +AC_ARG_ENABLE(pthreads, + AS_HELP_STRING([--enable-pthreads], + [Use pthreads if available (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_PTHREADS,[1]) ;; + no) AC_SUBST(ENABLE_PTHREADS,[0]) ;; + default) AC_SUBST(ENABLE_PTHREADS,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-pthreads. Use "yes" or "no"]) ;; +esac + +dnl Allow building without position independent code +AC_ARG_ENABLE(pic, + AS_HELP_STRING([--enable-pic], + [Build LLVM with Position Independent Code (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_PIC,[1]) ;; + no) AC_SUBST(ENABLE_PIC,[0]) ;; + default) AC_SUBST(ENABLE_PIC,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-pic. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([ENABLE_PIC],$ENABLE_PIC, + [Define if position independent code is enabled]) + +dnl Allow building a shared library and linking tools against it. +AC_ARG_ENABLE(shared, + AS_HELP_STRING([--enable-shared], + [Build a shared library and link tools against it (default is NO)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_SHARED,[1]) ;; + no) AC_SUBST(ENABLE_SHARED,[0]) ;; + default) AC_SUBST(ENABLE_SHARED,[0]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-shared. Use "yes" or "no"]) ;; +esac + +dnl Allow libstdc++ is embedded in LLVM.dll. +AC_ARG_ENABLE(embed-stdcxx, + AS_HELP_STRING([--enable-embed-stdcxx], + [Build a shared library with embedded libstdc++ for Win32 DLL (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;; + no) AC_SUBST(ENABLE_EMBED_STDCXX,[0]) ;; + default) AC_SUBST(ENABLE_EMBED_STDCXX,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-embed-stdcxx. Use "yes" or "no"]) ;; +esac + +dnl Enable embedding timestamp information into build. +AC_ARG_ENABLE(timestamps, + AS_HELP_STRING([--enable-timestamps], + [Enable embedding timestamp information in build (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; + no) AC_SUBST(ENABLE_TIMESTAMPS,[0]) ;; + default) AC_SUBST(ENABLE_TIMESTAMPS,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-timestamps. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([ENABLE_TIMESTAMPS],$ENABLE_TIMESTAMPS, + [Define if timestamp information (e.g., __DATE___) is allowed]) + +dnl Allow specific targets to be specified for building (or not) +TARGETS_TO_BUILD="" +AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets], + [Build specific host targets: all or target1,target2,... Valid targets are: + host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu, + xcore, msp430, systemz, blackfin, ptx, cbe, and cpp (default=all)]),, + enableval=all) +if test "$enableval" = host-only ; then + enableval=host +fi +case "$enableval" in + all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze PTX" ;; + *)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do + case "$a_target" in + x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; + x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; + sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; + powerpc) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; + alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;; + arm) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; + mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; + spu) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;; + xcore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; + msp430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; + systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; + blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;; + cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;; + cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;; + mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; + ptx) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;; + host) case "$llvm_cv_target_arch" in + x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; + x86_64) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;; + Sparc) TARGETS_TO_BUILD="Sparc $TARGETS_TO_BUILD" ;; + PowerPC) TARGETS_TO_BUILD="PowerPC $TARGETS_TO_BUILD" ;; + Alpha) TARGETS_TO_BUILD="Alpha $TARGETS_TO_BUILD" ;; + ARM) TARGETS_TO_BUILD="ARM $TARGETS_TO_BUILD" ;; + Mips) TARGETS_TO_BUILD="Mips $TARGETS_TO_BUILD" ;; + MBlaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;; + CellSPU|SPU) TARGETS_TO_BUILD="CellSPU $TARGETS_TO_BUILD" ;; + XCore) TARGETS_TO_BUILD="XCore $TARGETS_TO_BUILD" ;; + MSP430) TARGETS_TO_BUILD="MSP430 $TARGETS_TO_BUILD" ;; + s390x) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;; + Blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;; + PTX) TARGETS_TO_BUILD="PTX $TARGETS_TO_BUILD" ;; + *) AC_MSG_ERROR([Can not set target to build]) ;; + esac ;; + *) AC_MSG_ERROR([Unrecognized target $a_target]) ;; + esac + done + ;; +esac +AC_SUBST(TARGETS_TO_BUILD,$TARGETS_TO_BUILD) + +# Determine whether we are building LLVM support for the native architecture. +# If so, define LLVM_NATIVE_ARCH to that LLVM target. +for a_target in $TARGETS_TO_BUILD; do + if test "$a_target" = "$LLVM_NATIVE_ARCH"; then + AC_DEFINE_UNQUOTED(LLVM_NATIVE_ARCH, $LLVM_NATIVE_ARCH, + [LLVM architecture name for the native architecture, if available]) + LLVM_NATIVE_TARGET="LLVMInitialize${LLVM_NATIVE_ARCH}Target" + LLVM_NATIVE_TARGETINFO="LLVMInitialize${LLVM_NATIVE_ARCH}TargetInfo" + LLVM_NATIVE_TARGETMC="LLVMInitialize${LLVM_NATIVE_ARCH}TargetMC" + LLVM_NATIVE_ASMPRINTER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmPrinter" + if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then + LLVM_NATIVE_ASMPARSER="LLVMInitialize${LLVM_NATIVE_ARCH}AsmParser" + fi + AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGET, $LLVM_NATIVE_TARGET, + [LLVM name for the native Target init function, if available]) + AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETINFO, $LLVM_NATIVE_TARGETINFO, + [LLVM name for the native TargetInfo init function, if available]) + AC_DEFINE_UNQUOTED(LLVM_NATIVE_TARGETMC, $LLVM_NATIVE_TARGETMC, + [LLVM name for the native target MC init function, if available]) + AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPRINTER, $LLVM_NATIVE_ASMPRINTER, + [LLVM name for the native AsmPrinter init function, if available]) + if test -f ${srcdir}/lib/Target/${LLVM_NATIVE_ARCH}/AsmParser/Makefile ; then + AC_DEFINE_UNQUOTED(LLVM_NATIVE_ASMPARSER, $LLVM_NATIVE_ASMPARSER, + [LLVM name for the native AsmParser init function, if available]) + fi + fi +done + +# Build the LLVM_TARGET and LLVM_... macros for Targets.def and the individual +# target feature def files. +LLVM_ENUM_TARGETS="" +LLVM_ENUM_ASM_PRINTERS="" +LLVM_ENUM_ASM_PARSERS="" +LLVM_ENUM_DISASSEMBLERS="" +for target_to_build in $TARGETS_TO_BUILD; do + LLVM_ENUM_TARGETS="LLVM_TARGET($target_to_build) $LLVM_ENUM_TARGETS" + if test -f ${srcdir}/lib/Target/${target_to_build}/*AsmPrinter.cpp ; then + LLVM_ENUM_ASM_PRINTERS="LLVM_ASM_PRINTER($target_to_build) $LLVM_ENUM_ASM_PRINTERS"; + fi + if test -f ${srcdir}/lib/Target/${target_to_build}/AsmParser/Makefile ; then + LLVM_ENUM_ASM_PARSERS="LLVM_ASM_PARSER($target_to_build) $LLVM_ENUM_ASM_PARSERS"; + fi + if test -f ${srcdir}/lib/Target/${target_to_build}/Disassembler/Makefile ; then + LLVM_ENUM_DISASSEMBLERS="LLVM_DISASSEMBLER($target_to_build) $LLVM_ENUM_DISASSEMBLERS"; + fi +done +AC_SUBST(LLVM_ENUM_TARGETS) +AC_SUBST(LLVM_ENUM_ASM_PRINTERS) +AC_SUBST(LLVM_ENUM_ASM_PARSERS) +AC_SUBST(LLVM_ENUM_DISASSEMBLERS) + +dnl Prevent the CBackend from using printf("%a") for floating point so older +dnl C compilers that cannot deal with the 0x0p+0 hex floating point format +dnl can still compile the CBE's output +AC_ARG_ENABLE([cbe-printf-a],AS_HELP_STRING([--enable-cbe-printf-a], + [Enable C Backend output with hex floating point via %a (default is YES)]),, + enableval=default) +case "$enableval" in + yes) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;; + no) AC_SUBST(ENABLE_CBE_PRINTF_A,[0]) ;; + default) AC_SUBST(ENABLE_CBE_PRINTF_A,[1]) ;; + *) AC_MSG_ERROR([Invalid setting for --enable-cbe-printf-a. Use "yes" or "no"]) ;; +esac +AC_DEFINE_UNQUOTED([ENABLE_CBE_PRINTF_A],$ENABLE_CBE_PRINTF_A, + [Define if CBE is enabled for printf %a output]) + +dnl Override the option to use for optimized builds. +AC_ARG_WITH(optimize-option, + AS_HELP_STRING([--with-optimize-option], + [Select the compiler options to use for optimized builds]),, + withval=default) +AC_MSG_CHECKING([optimization flags]) +case "$withval" in + default) + case "$llvm_cv_os_type" in + FreeBSD) optimize_option=-O2 ;; + MingW) optimize_option=-O2 ;; + *) optimize_option=-O3 ;; + esac ;; + *) optimize_option="$withval" ;; +esac +AC_SUBST(OPTIMIZE_OPTION,$optimize_option) +AC_MSG_RESULT([$optimize_option]) + +dnl Specify extra build options +AC_ARG_WITH(extra-options, + AS_HELP_STRING([--with-extra-options], + [Specify additional options to compile LLVM with]),, + withval=default) +case "$withval" in + default) EXTRA_OPTIONS= ;; + *) EXTRA_OPTIONS=$withval ;; +esac +AC_SUBST(EXTRA_OPTIONS,$EXTRA_OPTIONS) + +dnl Specify extra linker build options +AC_ARG_WITH(extra-ld-options, + AS_HELP_STRING([--with-extra-ld-options], + [Specify additional options to link LLVM with]),, + withval=default) +case "$withval" in + default) EXTRA_LD_OPTIONS= ;; + *) EXTRA_LD_OPTIONS=$withval ;; +esac +AC_SUBST(EXTRA_LD_OPTIONS,$EXTRA_LD_OPTIONS) + +dnl Allow specific bindings to be specified for building (or not) +AC_ARG_ENABLE([bindings],AS_HELP_STRING([--enable-bindings], + [Build specific language bindings: all,auto,none,{binding-name} (default=auto)]),, + enableval=default) +BINDINGS_TO_BUILD="" +case "$enableval" in + yes | default | auto) BINDINGS_TO_BUILD="auto" ;; + all ) BINDINGS_TO_BUILD="ocaml" ;; + none | no) BINDINGS_TO_BUILD="" ;; + *)for a_binding in `echo $enableval|sed -e 's/,/ /g' ` ; do + case "$a_binding" in + ocaml) BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" ;; + *) AC_MSG_ERROR([Unrecognized binding $a_binding]) ;; + esac + done + ;; +esac + +dnl Allow the ocaml libdir to be overridden. This could go in a configure +dnl script for bindings/ocaml/configure, except that its auto value depends on +dnl OCAMLC, which is found here to support tests. +AC_ARG_WITH([ocaml-libdir], + [AS_HELP_STRING([--with-ocaml-libdir], + [Specify install location for ocaml bindings (default is stdlib)])], + [], + [withval=auto]) +case "$withval" in + auto) with_ocaml_libdir="$withval" ;; + /* | [[A-Za-z]]:[[\\/]]*) with_ocaml_libdir="$withval" ;; + *) AC_MSG_ERROR([Invalid path for --with-ocaml-libdir. Provide full path]) ;; +esac + +AC_ARG_WITH(clang-resource-dir, + AS_HELP_STRING([--with-clang-resource-dir], + [Relative directory from the Clang binary for resource files]),, + withval="") +AC_DEFINE_UNQUOTED(CLANG_RESOURCE_DIR,"$withval", + [Relative directory for resource files]) + +AC_ARG_WITH(c-include-dirs, + AS_HELP_STRING([--with-c-include-dirs], + [Colon separated list of directories clang will search for headers]),, + withval="") +AC_DEFINE_UNQUOTED(C_INCLUDE_DIRS,"$withval", + [Directories clang will search for headers]) + +AC_ARG_WITH(cxx-include-root, + AS_HELP_STRING([--with-cxx-include-root], + [Directory with the libstdc++ headers.]),, + withval="") +AC_DEFINE_UNQUOTED(CXX_INCLUDE_ROOT,"$withval", + [Directory with the libstdc++ headers.]) + +AC_ARG_WITH(cxx-include-arch, + AS_HELP_STRING([--with-cxx-include-arch], + [Architecture of the libstdc++ headers.]),, + withval="") +AC_DEFINE_UNQUOTED(CXX_INCLUDE_ARCH,"$withval", + [Arch the libstdc++ headers.]) + +AC_ARG_WITH(cxx-include-32bit-dir, + AS_HELP_STRING([--with-cxx-include-32bit-dir], + [32 bit multilib dir.]),, + withval="") +AC_DEFINE_UNQUOTED(CXX_INCLUDE_32BIT_DIR,"$withval", + [32 bit multilib directory.]) + +AC_ARG_WITH(cxx-include-64bit-dir, + AS_HELP_STRING([--with-cxx-include-64bit-dir], + [64 bit multilib directory.]),, + withval="") +AC_DEFINE_UNQUOTED(CXX_INCLUDE_64BIT_DIR,"$withval", + [64 bit multilib directory.]) + +dnl Allow linking of LLVM with GPLv3 binutils code. +AC_ARG_WITH(binutils-include, + AS_HELP_STRING([--with-binutils-include], + [Specify path to binutils/include/ containing plugin-api.h file for gold plugin.]),, + withval=default) +case "$withval" in + default) WITH_BINUTILS_INCDIR=default ;; + /* | [[A-Za-z]]:[[\\/]]*) WITH_BINUTILS_INCDIR=$withval ;; + *) AC_MSG_ERROR([Invalid path for --with-binutils-include. Provide full path]) ;; +esac +if test "x$WITH_BINUTILS_INCDIR" != xdefault ; then + AC_SUBST(BINUTILS_INCDIR,$WITH_BINUTILS_INCDIR) + if test ! -f "$WITH_BINUTILS_INCDIR/plugin-api.h"; then + echo "$WITH_BINUTILS_INCDIR/plugin-api.h" + AC_MSG_ERROR([Invalid path to directory containing plugin-api.h.]); + fi +fi + +dnl Specify the URL where bug reports should be submitted. +AC_ARG_WITH(bug-report-url, + AS_HELP_STRING([--with-bug-report-url], + [Specify the URL where bug reports should be submitted (default=http://llvm.org/bugs/)]),, + withval="http://llvm.org/bugs/") +AC_DEFINE_UNQUOTED(BUG_REPORT_URL,"$withval", + [Bug report URL.]) + +dnl --enable-libffi : check whether the user wants to turn off libffi: +AC_ARG_ENABLE(libffi,AS_HELP_STRING( + --enable-libffi,[Check for the presence of libffi (default is NO)]), + [case "$enableval" in + yes) llvm_cv_enable_libffi="yes" ;; + no) llvm_cv_enable_libffi="no" ;; + *) AC_MSG_ERROR([Invalid setting for --enable-libffi. Use "yes" or "no"]) ;; + esac], + llvm_cv_enable_libffi=no) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 4: Check for programs we need and that they are the right version +dnl=== +dnl===-----------------------------------------------------------------------=== + +AC_PROG_NM +AC_SUBST(NM) + +dnl Check for the tools that the makefiles require +AC_CHECK_GNU_MAKE +AC_PROG_LN_S +AC_PATH_PROG(CMP, [cmp], [cmp]) +AC_PATH_PROG(CP, [cp], [cp]) +AC_PATH_PROG(DATE, [date], [date]) +AC_PATH_PROG(FIND, [find], [find]) +AC_PATH_PROG(GREP, [grep], [grep]) +AC_PATH_PROG(MKDIR,[mkdir],[mkdir]) +AC_PATH_PROG(MV, [mv], [mv]) +AC_PROG_RANLIB +AC_CHECK_TOOL(AR, ar, false) +AC_PATH_PROG(RM, [rm], [rm]) +AC_PATH_PROG(SED, [sed], [sed]) +AC_PATH_PROG(TAR, [tar], [gtar]) +AC_PATH_PROG(BINPWD,[pwd], [pwd]) + +dnl Looking for misc. graph plotting software +AC_PATH_PROG(GRAPHVIZ, [Graphviz], [echo Graphviz]) +if test "$GRAPHVIZ" != "echo Graphviz" ; then + AC_DEFINE([HAVE_GRAPHVIZ],[1],[Define if the Graphviz program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + GRAPHVIZ=`echo $GRAPHVIZ | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_GRAPHVIZ],"$GRAPHVIZ${EXEEXT}", + [Define to path to Graphviz program if found or 'echo Graphviz' otherwise]) +fi +AC_PATH_PROG(DOT, [dot], [echo dot]) +if test "$DOT" != "echo dot" ; then + AC_DEFINE([HAVE_DOT],[1],[Define if the dot program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + DOT=`echo $DOT | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_DOT],"$DOT${EXEEXT}", + [Define to path to dot program if found or 'echo dot' otherwise]) +fi +AC_PATH_PROG(FDP, [fdp], [echo fdp]) +if test "$FDP" != "echo fdp" ; then + AC_DEFINE([HAVE_FDP],[1],[Define if the neat program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + FDP=`echo $FDP | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_FDP],"$FDP${EXEEXT}", + [Define to path to fdp program if found or 'echo fdp' otherwise]) +fi +AC_PATH_PROG(NEATO, [neato], [echo neato]) +if test "$NEATO" != "echo neato" ; then + AC_DEFINE([HAVE_NEATO],[1],[Define if the neat program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + NEATO=`echo $NEATO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_NEATO],"$NEATO${EXEEXT}", + [Define to path to neato program if found or 'echo neato' otherwise]) +fi +AC_PATH_PROG(TWOPI, [twopi], [echo twopi]) +if test "$TWOPI" != "echo twopi" ; then + AC_DEFINE([HAVE_TWOPI],[1],[Define if the neat program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + TWOPI=`echo $TWOPI | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_TWOPI],"$TWOPI${EXEEXT}", + [Define to path to twopi program if found or 'echo twopi' otherwise]) +fi +AC_PATH_PROG(CIRCO, [circo], [echo circo]) +if test "$CIRCO" != "echo circo" ; then + AC_DEFINE([HAVE_CIRCO],[1],[Define if the neat program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + CIRCO=`echo $CIRCO | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_CIRCO],"$CIRCO${EXEEXT}", + [Define to path to circo program if found or 'echo circo' otherwise]) +fi +AC_PATH_PROGS(GV, [gv gsview32], [echo gv]) +if test "$GV" != "echo gv" ; then + AC_DEFINE([HAVE_GV],[1],[Define if the gv program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + GV=`echo $GV | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_GV],"$GV${EXEEXT}", + [Define to path to gv program if found or 'echo gv' otherwise]) +fi +AC_PATH_PROG(DOTTY, [dotty], [echo dotty]) +if test "$DOTTY" != "echo dotty" ; then + AC_DEFINE([HAVE_DOTTY],[1],[Define if the dotty program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + DOTTY=`echo $DOTTY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_DOTTY],"$DOTTY${EXEEXT}", + [Define to path to dotty program if found or 'echo dotty' otherwise]) +fi +AC_PATH_PROG(XDOT_PY, [xdot.py], [echo xdot.py]) +if test "$XDOT_PY" != "echo xdot.py" ; then + AC_DEFINE([HAVE_XDOT_PY],[1],[Define if the xdot.py program is available]) + dnl If we're targeting for mingw we should emit windows paths, not msys + if test "$llvm_cv_os_type" = "MingW" ; then + XDOT_PY=`echo $XDOT_PY | sed 's/^\/\([[A-Za-z]]\)\//\1:\//' ` + fi + AC_DEFINE_UNQUOTED([LLVM_PATH_XDOT_PY],"$XDOT_PY${EXEEXT}", + [Define to path to xdot.py program if found or 'echo xdot.py' otherwise]) +fi + +dnl Look for a sufficiently recent version of Perl. +LLVM_PROG_PERL([5.006]) +AC_SUBST(PERL) +if test x"$PERL" = xnone; then + AC_SUBST(HAVE_PERL,0) + AC_MSG_ERROR([perl is required but was not found, please install it]) +else + AC_SUBST(HAVE_PERL,1) +fi + +dnl Find the install program +AC_PROG_INSTALL +dnl Prepend src dir to install path dir if it's a relative path +dnl This is a hack for installs that take place in something other +dnl than the top level. +case "$INSTALL" in + [[\\/$]]* | ?:[[\\/]]* ) ;; + *) INSTALL="\\\$(TOPSRCDIR)/$INSTALL" ;; +esac + +dnl Checks for documentation and testing tools that we can do without. If these +dnl are not found then they are set to "true" which always succeeds but does +dnl nothing. This just lets the build output show that we could have done +dnl something if the tool was available. +AC_PATH_PROG(BZIP2, [bzip2]) +AC_PATH_PROG(CAT, [cat]) +AC_PATH_PROG(DOXYGEN, [doxygen]) +AC_PATH_PROG(GROFF, [groff]) +AC_PATH_PROG(GZIPBIN, [gzip]) +AC_PATH_PROG(POD2HTML, [pod2html]) +AC_PATH_PROG(POD2MAN, [pod2man]) +AC_PATH_PROG(PDFROFF, [pdfroff]) +AC_PATH_PROG(RUNTEST, [runtest]) +DJ_AC_PATH_TCLSH +AC_PATH_PROG(ZIP, [zip]) +AC_PATH_PROGS(OCAMLC, [ocamlc]) +AC_PATH_PROGS(OCAMLOPT, [ocamlopt]) +AC_PATH_PROGS(OCAMLDEP, [ocamldep]) +AC_PATH_PROGS(OCAMLDOC, [ocamldoc]) +AC_PATH_PROGS(GAS, [gas as]) + +dnl Get the version of the linker in use. +AC_LINK_GET_VERSION + +dnl Determine whether the linker supports the -R option. +AC_LINK_USE_R + +dnl Determine whether the linker supports the -export-dynamic option. +AC_LINK_EXPORT_DYNAMIC + +dnl Determine whether the linker supports the --version-script option. +AC_LINK_VERSION_SCRIPT + +dnl Check for libtool and the library that has dlopen function (which must come +dnl before the AC_PROG_LIBTOOL check in order to enable dlopening libraries with +dnl libtool). +AC_LIBTOOL_DLOPEN +AC_LIB_LTDL + +AC_MSG_CHECKING([tool compatibility]) + +dnl Ensure that compilation tools are GCC or a GNU compatible compiler such as +dnl ICC; we use GCC specific options in the makefiles so the compiler needs +dnl to support those options. +dnl "icc" emits gcc signatures +dnl "icc -no-gcc" emits no gcc signature BUT is still compatible +ICC=no +IXX=no +case $CC in + icc*|icpc*) + ICC=yes + IXX=yes + ;; + *) + ;; +esac + +if test "$GCC" != "yes" && test "$ICC" != "yes" +then + AC_MSG_ERROR([gcc|icc required but not found]) +fi + +dnl Ensure that compilation tools are compatible with GCC extensions +if test "$GXX" != "yes" && test "$IXX" != "yes" +then + AC_MSG_ERROR([g++|clang++|icc required but not found]) +fi + +dnl Verify that GCC is version 3.0 or higher +if test "$GCC" = "yes" +then + AC_COMPILE_IFELSE([[#if !defined(__GNUC__) || __GNUC__ < 3 +#error Unsupported GCC version +#endif +]], [], [AC_MSG_ERROR([gcc 3.x required, but you have a lower version])]) +fi + +dnl Check for GNU Make. We use its extensions, so don't build without it +if test -z "$llvm_cv_gnu_make_command" +then + AC_MSG_ERROR([GNU Make required but not found]) +fi + +dnl Tool compatibility is okay if we make it here. +AC_MSG_RESULT([ok]) + +dnl Check optional compiler flags. +AC_MSG_CHECKING([optional compiler flags]) +CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) +CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) +AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS]) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 5: Check for libraries +dnl=== +dnl===-----------------------------------------------------------------------=== + +AC_CHECK_LIB(m,sin) +if test "$llvm_cv_os_type" = "MingW" ; then + AC_CHECK_LIB(imagehlp, main) + AC_CHECK_LIB(psapi, main) +fi + +dnl dlopen() is required for plugin support. +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])) + +dnl libffi is optional; used to call external functions from the interpreter +if test "$llvm_cv_enable_libffi" = "yes" ; then + AC_SEARCH_LIBS(ffi_call,ffi,AC_DEFINE([HAVE_FFI_CALL],[1], + [Define if libffi is available on this platform.]), + AC_MSG_ERROR([libffi not found - configure without --enable-libffi to compile without it])) +fi + +dnl mallinfo is optional; the code can compile (minus features) without it +AC_SEARCH_LIBS(mallinfo,malloc,AC_DEFINE([HAVE_MALLINFO],[1], + [Define if mallinfo() is available on this platform.])) + +dnl pthread locking functions are optional - but llvm will not be thread-safe +dnl without locks. +if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then + AC_CHECK_LIB(pthread, pthread_mutex_init) + AC_SEARCH_LIBS(pthread_mutex_lock,pthread, + AC_DEFINE([HAVE_PTHREAD_MUTEX_LOCK],[1], + [Have pthread_mutex_lock])) + AC_SEARCH_LIBS(pthread_rwlock_init,pthread, + AC_DEFINE([HAVE_PTHREAD_RWLOCK_INIT],[1], + [Have pthread_rwlock_init])) + AC_SEARCH_LIBS(pthread_getspecific,pthread, + AC_DEFINE([HAVE_PTHREAD_GETSPECIFIC],[1], + [Have pthread_getspecific])) +fi + +dnl Allow extra x86-disassembler library +AC_ARG_WITH(udis86, + AS_HELP_STRING([--with-udis86=<path>], + [Use udis86 external x86 disassembler library]), + [ + AC_SUBST(USE_UDIS86, [1]) + case "$withval" in + /usr/lib|yes) ;; + *) LDFLAGS="$LDFLAGS -L${withval}" ;; + esac + AC_CHECK_LIB(udis86, ud_init, [], [ + echo "Error! You need to have libudis86 around." + exit -1 + ]) + ], + AC_SUBST(USE_UDIS86, [0])) +AC_DEFINE_UNQUOTED([USE_UDIS86],$USE_UDIS86, + [Define if use udis86 library]) + +dnl Allow OProfile support for JIT output. +AC_ARG_WITH(oprofile, + AS_HELP_STRING([--with-oprofile=<prefix>], + [Tell OProfile >= 0.9.4 how to symbolize JIT output]), + [ + AC_SUBST(USE_OPROFILE, [1]) + case "$withval" in + /usr|yes) llvm_cv_oppath=/usr/lib/oprofile ;; + no) llvm_cv_oppath= + AC_SUBST(USE_OPROFILE, [0]) ;; + *) llvm_cv_oppath="${withval}/lib/oprofile" + CPPFLAGS="-I${withval}/include";; + esac + if test -n "$llvm_cv_oppath" ; then + LIBS="$LIBS -L${llvm_cv_oppath} -Wl,-rpath,${llvm_cv_oppath}" + dnl Work around http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=537744: + dnl libbfd is not included properly in libopagent in some Debian + dnl versions. If libbfd isn't found at all, we assume opagent works + dnl anyway. + AC_SEARCH_LIBS(bfd_init, bfd, [], []) + AC_SEARCH_LIBS(op_open_agent, opagent, [], [ + echo "Error! You need to have libopagent around." + exit -1 + ]) + AC_CHECK_HEADER([opagent.h], [], [ + echo "Error! You need to have opagent.h around." + exit -1 + ]) + fi + ], + [ + AC_SUBST(USE_OPROFILE, [0]) + ]) +AC_DEFINE_UNQUOTED([USE_OPROFILE],$USE_OPROFILE, + [Define if we have the oprofile JIT-support library]) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 6: Check for header files +dnl=== +dnl===-----------------------------------------------------------------------=== + +dnl First, use autoconf provided macros for specific headers that we need +dnl We don't check for ancient stuff or things that are guaranteed to be there +dnl by the C++ standard. We always use the <cfoo> versions of <foo.h> C headers. +dnl Generally we're looking for POSIX headers. +AC_HEADER_DIRENT +AC_HEADER_MMAP_ANONYMOUS +AC_HEADER_STAT +AC_HEADER_SYS_WAIT +AC_HEADER_TIME + +AC_CHECK_HEADERS([dlfcn.h execinfo.h fcntl.h inttypes.h limits.h link.h]) +AC_CHECK_HEADERS([malloc.h setjmp.h signal.h stdint.h termios.h unistd.h]) +AC_CHECK_HEADERS([utime.h windows.h]) +AC_CHECK_HEADERS([sys/mman.h sys/param.h sys/resource.h sys/time.h sys/uio.h]) +AC_CHECK_HEADERS([sys/types.h sys/ioctl.h malloc/malloc.h mach/mach.h]) +AC_CHECK_HEADERS([valgrind/valgrind.h]) +AC_CHECK_HEADERS([fenv.h]) +if test "$ENABLE_THREADS" -eq 1 && test "$ENABLE_PTHREADS" -eq 1 ; then + AC_CHECK_HEADERS(pthread.h, + AC_SUBST(HAVE_PTHREAD, 1), + AC_SUBST(HAVE_PTHREAD, 0)) +else + AC_SUBST(HAVE_PTHREAD, 0) +fi + +dnl Try to find ffi.h. +if test "$llvm_cv_enable_libffi" = "yes" ; then + AC_CHECK_HEADERS([ffi.h ffi/ffi.h]) +fi + +dnl Try to find Darwin specific crash reporting libraries. +AC_CHECK_HEADERS([CrashReporterClient.h]) + +dnl Try to find Darwin specific crash reporting global. +AC_MSG_CHECKING([__crashreporter_info__]) +AC_LINK_IFELSE( + AC_LANG_SOURCE( + [[extern const char *__crashreporter_info__; + int main() { + __crashreporter_info__ = "test"; + return 0; + } + ]]), + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_CRASHREPORTER_INFO, 1, Can use __crashreporter_info__), + AC_MSG_RESULT(no) + AC_DEFINE(HAVE_CRASHREPORTER_INFO, 0, + Define if __crashreporter_info__ exists.)) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 7: Check for types and structures +dnl=== +dnl===-----------------------------------------------------------------------=== + +AC_HUGE_VAL_CHECK +AC_TYPE_PID_T +AC_TYPE_SIZE_T +AC_DEFINE_UNQUOTED([RETSIGTYPE],[void],[Define as the return type of signal handlers (`int' or `void').]) +AC_STRUCT_TM +AC_CHECK_TYPES([int64_t],,AC_MSG_ERROR([Type int64_t required but not found])) +AC_CHECK_TYPES([uint64_t],, + AC_CHECK_TYPES([u_int64_t],, + AC_MSG_ERROR([Type uint64_t or u_int64_t required but not found]))) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 8: Check for specific functions needed +dnl=== +dnl===-----------------------------------------------------------------------=== + +AC_CHECK_FUNCS([backtrace ceilf floorf roundf rintf nearbyintf getcwd ]) +AC_CHECK_FUNCS([powf fmodf strtof round ]) +AC_CHECK_FUNCS([getpagesize getrusage getrlimit setrlimit gettimeofday ]) +AC_CHECK_FUNCS([isatty mkdtemp mkstemp ]) +AC_CHECK_FUNCS([mktemp posix_spawn realpath sbrk setrlimit strdup ]) +AC_CHECK_FUNCS([strerror strerror_r setenv ]) +AC_CHECK_FUNCS([strtoll strtoq sysconf malloc_zone_statistics ]) +AC_CHECK_FUNCS([setjmp longjmp sigsetjmp siglongjmp writev]) +AC_C_PRINTF_A +AC_FUNC_RAND48 + +dnl Check the declaration "Secure API" on Windows environments. +AC_CHECK_DECLS([strerror_s]) + +dnl Check symbols in libgcc.a for JIT on Mingw. +if test "$llvm_cv_os_type" = "MingW" ; then + AC_CHECK_LIB(gcc,_alloca,AC_DEFINE([HAVE__ALLOCA],[1],[Have host's _alloca])) + AC_CHECK_LIB(gcc,__alloca,AC_DEFINE([HAVE___ALLOCA],[1],[Have host's __alloca])) + AC_CHECK_LIB(gcc,__chkstk,AC_DEFINE([HAVE___CHKSTK],[1],[Have host's __chkstk])) + AC_CHECK_LIB(gcc,___chkstk,AC_DEFINE([HAVE____CHKSTK],[1],[Have host's ___chkstk])) + + AC_CHECK_LIB(gcc,__ashldi3,AC_DEFINE([HAVE___ASHLDI3],[1],[Have host's __ashldi3])) + AC_CHECK_LIB(gcc,__ashrdi3,AC_DEFINE([HAVE___ASHRDI3],[1],[Have host's __ashrdi3])) + AC_CHECK_LIB(gcc,__divdi3,AC_DEFINE([HAVE___DIVDI3],[1],[Have host's __divdi3])) + AC_CHECK_LIB(gcc,__fixdfdi,AC_DEFINE([HAVE___FIXDFDI],[1],[Have host's __fixdfdi])) + AC_CHECK_LIB(gcc,__fixsfdi,AC_DEFINE([HAVE___FIXSFDI],[1],[Have host's __fixsfdi])) + AC_CHECK_LIB(gcc,__floatdidf,AC_DEFINE([HAVE___FLOATDIDF],[1],[Have host's __floatdidf])) + AC_CHECK_LIB(gcc,__lshrdi3,AC_DEFINE([HAVE___LSHRDI3],[1],[Have host's __lshrdi3])) + AC_CHECK_LIB(gcc,__moddi3,AC_DEFINE([HAVE___MODDI3],[1],[Have host's __moddi3])) + AC_CHECK_LIB(gcc,__udivdi3,AC_DEFINE([HAVE___UDIVDI3],[1],[Have host's __udivdi3])) + AC_CHECK_LIB(gcc,__umoddi3,AC_DEFINE([HAVE___UMODDI3],[1],[Have host's __umoddi3])) + + AC_CHECK_LIB(gcc,__main,AC_DEFINE([HAVE___MAIN],[1],[Have host's __main])) + AC_CHECK_LIB(gcc,__cmpdi2,AC_DEFINE([HAVE___CMPDI2],[1],[Have host's __cmpdi2])) +fi + +dnl Check Win32 API EnumerateLoadedModules. +if test "$llvm_cv_os_type" = "MingW" ; then + AC_MSG_CHECKING([whether EnumerateLoadedModules() accepts new decl]) + AC_COMPILE_IFELSE([[#include <windows.h> +#include <imagehlp.h> +extern void foo(PENUMLOADED_MODULES_CALLBACK); +extern void foo(BOOL(CALLBACK*)(PCSTR,ULONG_PTR,ULONG,PVOID));]], +[ + AC_MSG_RESULT([yes]) + llvm_cv_win32_elmcb_pcstr="PCSTR" +], +[ + AC_MSG_RESULT([no]) + llvm_cv_win32_elmcb_pcstr="PSTR" +]) + AC_DEFINE_UNQUOTED([WIN32_ELMCB_PCSTR],$llvm_cv_win32_elmcb_pcstr,[Type of 1st arg on ELM Callback]) +fi + +dnl Check for variations in the Standard C++ library and STL. These macros are +dnl provided by LLVM in the autoconf/m4 directory. +AC_FUNC_ISNAN +AC_FUNC_ISINF + +dnl Check for mmap support.We also need to know if /dev/zero is required to +dnl be opened for allocating RWX memory. +dnl Make sure we aren't attempting to configure for an unknown system +if test "$llvm_cv_platform_type" = "Unix" ; then + AC_FUNC_MMAP + AC_FUNC_MMAP_FILE + AC_NEED_DEV_ZERO_FOR_MMAP + + if test "$ac_cv_func_mmap_fixed_mapped" = "no" + then + AC_MSG_WARN([mmap() of a fixed address required but not supported]) + fi + if test "$ac_cv_func_mmap_file" = "no" + then + AC_MSG_WARN([mmap() of files required but not found]) + fi +fi + +dnl atomic builtins are required for threading support. +AC_MSG_CHECKING(for GCC atomic builtins) +dnl Since we'll be using these atomic builtins in C++ files we should test +dnl the C++ compiler. +AC_LANG_PUSH([C++]) +AC_LINK_IFELSE( + AC_LANG_SOURCE( + [[int main() { + volatile unsigned long val = 1; + __sync_synchronize(); + __sync_val_compare_and_swap(&val, 1, 0); + __sync_add_and_fetch(&val, 1); + __sync_sub_and_fetch(&val, 1); + return 0; + } + ]]), + AC_LANG_POP([C++]) + AC_MSG_RESULT(yes) + AC_DEFINE(LLVM_HAS_ATOMICS, 1, Has gcc/MSVC atomic intrinsics), + AC_MSG_RESULT(no) + AC_DEFINE(LLVM_HAS_ATOMICS, 0, Has gcc/MSVC atomic intrinsics) + AC_MSG_WARN([LLVM will be built thread-unsafe because atomic builtins are missing])) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 9: Additional checks, variables, etc. +dnl=== +dnl===-----------------------------------------------------------------------=== + +dnl Handle 32-bit linux systems running a 64-bit kernel. +dnl This has to come after section 4 because it invokes the compiler. +if test "$llvm_cv_os_type" = "Linux" -a "$llvm_cv_target_arch" = "x86_64" ; then + AC_IS_LINUX_MIXED + if test "$llvm_cv_linux_mixed" = "yes"; then + llvm_cv_target_arch="x86" + ARCH="x86" + fi +fi + +dnl Check whether __dso_handle is present +AC_CHECK_FUNCS([__dso_handle]) + +dnl Propagate the shared library extension that the libltdl checks did to +dnl the Makefiles so we can use it there too +AC_SUBST(SHLIBEXT,$libltdl_cv_shlibext) + +dnl Propagate the run-time library path variable that the libltdl +dnl checks found to the Makefiles so we can use it there too +AC_SUBST(SHLIBPATH_VAR,$libltdl_cv_shlibpath_var) + +# Translate the various configuration directories and other basic +# information into substitutions that will end up in Makefile.config.in +# that these configured values can be used by the makefiles +if test "${prefix}" = "NONE" ; then + prefix="/usr/local" +fi +eval LLVM_PREFIX="${prefix}"; +eval LLVM_BINDIR="${prefix}/bin"; +eval LLVM_LIBDIR="${prefix}/lib"; +eval LLVM_DATADIR="${prefix}/share/llvm"; +eval LLVM_DOCSDIR="${prefix}/share/doc/llvm"; +eval LLVM_ETCDIR="${prefix}/etc/llvm"; +eval LLVM_INCLUDEDIR="${prefix}/include"; +eval LLVM_INFODIR="${prefix}/info"; +eval LLVM_MANDIR="${prefix}/man"; +LLVM_CONFIGTIME=`date` +AC_SUBST(LLVM_PREFIX) +AC_SUBST(LLVM_BINDIR) +AC_SUBST(LLVM_LIBDIR) +AC_SUBST(LLVM_DATADIR) +AC_SUBST(LLVM_DOCSDIR) +AC_SUBST(LLVM_ETCDIR) +AC_SUBST(LLVM_INCLUDEDIR) +AC_SUBST(LLVM_INFODIR) +AC_SUBST(LLVM_MANDIR) +AC_SUBST(LLVM_CONFIGTIME) + +# Place the various directores into the config.h file as #defines so that we +# can know about the installation paths within LLVM. +AC_DEFINE_UNQUOTED(LLVM_PREFIX,"$LLVM_PREFIX", + [Installation prefix directory]) +AC_DEFINE_UNQUOTED(LLVM_BINDIR, "$LLVM_BINDIR", + [Installation directory for binary executables]) +AC_DEFINE_UNQUOTED(LLVM_LIBDIR, "$LLVM_LIBDIR", + [Installation directory for libraries]) +AC_DEFINE_UNQUOTED(LLVM_DATADIR, "$LLVM_DATADIR", + [Installation directory for data files]) +AC_DEFINE_UNQUOTED(LLVM_DOCSDIR, "$LLVM_DOCSDIR", + [Installation directory for documentation]) +AC_DEFINE_UNQUOTED(LLVM_ETCDIR, "$LLVM_ETCDIR", + [Installation directory for config files]) +AC_DEFINE_UNQUOTED(LLVM_INCLUDEDIR, "$LLVM_INCLUDEDIR", + [Installation directory for include files]) +AC_DEFINE_UNQUOTED(LLVM_INFODIR, "$LLVM_INFODIR", + [Installation directory for .info files]) +AC_DEFINE_UNQUOTED(LLVM_MANDIR, "$LLVM_MANDIR", + [Installation directory for man pages]) +AC_DEFINE_UNQUOTED(LLVM_CONFIGTIME, "$LLVM_CONFIGTIME", + [Time at which LLVM was configured]) +AC_DEFINE_UNQUOTED(LLVM_HOSTTRIPLE, "$host", + [Host triple we were built on]) + +# Determine which bindings to build. +if test "$BINDINGS_TO_BUILD" = auto ; then + BINDINGS_TO_BUILD="" + if test "x$OCAMLC" != x -a "x$OCAMLDEP" != x ; then + BINDINGS_TO_BUILD="ocaml $BINDINGS_TO_BUILD" + fi +fi +AC_SUBST(BINDINGS_TO_BUILD,$BINDINGS_TO_BUILD) + +# This isn't really configurey, but it avoids having to repeat the list in +# other files. +AC_SUBST(ALL_BINDINGS,ocaml) + +# Do any work necessary to ensure that bindings have what they need. +binding_prereqs_failed=0 +for a_binding in $BINDINGS_TO_BUILD ; do + case "$a_binding" in + ocaml) + if test "x$OCAMLC" = x ; then + AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlc not found. Try configure OCAMLC=/path/to/ocamlc]) + binding_prereqs_failed=1 + fi + if test "x$OCAMLDEP" = x ; then + AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamldep not found. Try configure OCAMLDEP=/path/to/ocamldep]) + binding_prereqs_failed=1 + fi + if test "x$OCAMLOPT" = x ; then + AC_MSG_WARN([--enable-bindings=ocaml specified, but ocamlopt not found. Try configure OCAMLOPT=/path/to/ocamlopt]) + dnl ocamlopt is optional! + fi + if test "x$with_ocaml_libdir" != xauto ; then + AC_SUBST(OCAML_LIBDIR,$with_ocaml_libdir) + else + ocaml_stdlib="`"$OCAMLC" -where`" + if test "$LLVM_PREFIX" '<' "$ocaml_stdlib" -a "$ocaml_stdlib" '<' "$LLVM_PREFIX~" + then + # ocaml stdlib is beneath our prefix; use stdlib + AC_SUBST(OCAML_LIBDIR,$ocaml_stdlib) + else + # ocaml stdlib is outside our prefix; use libdir/ocaml + AC_SUBST(OCAML_LIBDIR,$LLVM_LIBDIR/ocaml) + fi + fi + ;; + esac +done +if test "$binding_prereqs_failed" = 1 ; then + AC_MSG_ERROR([Prequisites for bindings not satisfied. Fix them or use configure --disable-bindings.]) +fi + +dnl Determine whether the compiler supports -fvisibility-inlines-hidden. +AC_CXX_USE_VISIBILITY_INLINES_HIDDEN + +dnl Determine linker rpath flag +if test "$llvm_cv_link_use_r" = "yes" ; then + RPATH="-Wl,-R" +else + RPATH="-Wl,-rpath" +fi +AC_SUBST(RPATH) + +dnl Determine linker rdynamic flag +if test "$llvm_cv_link_use_export_dynamic" = "yes" ; then + RDYNAMIC="-Wl,-export-dynamic" +else + RDYNAMIC="" +fi +AC_SUBST(RDYNAMIC) + +dnl===-----------------------------------------------------------------------=== +dnl=== +dnl=== SECTION 10: Specify the output files and generate it +dnl=== +dnl===-----------------------------------------------------------------------=== dnl ************************************************************************** -dnl * Create the output files +dnl End LLVM configure.ac Import dnl ************************************************************************** +dnl Configure a common Makefile +AC_CONFIG_FILES(Makefile.common) +AC_CONFIG_FILES(Makefile.llvm.config) + +dnl Configure project makefiles +dnl List every Makefile that exists within your source tree +AC_CONFIG_MAKEFILE(Makefile) +AC_CONFIG_MAKEFILE(lib/Makefile) +AC_CONFIG_MAKEFILE(lib/sample/Makefile) +AC_CONFIG_MAKEFILE(tools/Makefile) +AC_CONFIG_MAKEFILE(tools/sample/Makefile) + dnl This must be last AC_OUTPUT |