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configure.ac
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configure.ac
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dnl **************************************************************************
dnl * Initialize
dnl **************************************************************************
AC_INIT([[[rcs]]],[[[0.10]]],[])
dnl Identify where LLVM source tree is
LLVM_SRC_ROOT=`llvm-config --src-root`
LLVM_OBJ_ROOT=`llvm-config --obj-root`
dnl Tell autoconf that this is an LLVM project being configured
dnl This provides the --with-llvmsrc and --with-llvmobj options
LLVM_CONFIG_PROJECT($LLVM_SRC_ROOT,$LLVM_OBJ_ROOT)
dnl Tell autoconf that the auxilliary files are actually located in
dnl the LLVM autoconf directory, not here.
AC_CONFIG_AUX_DIR($LLVM_SRC/autoconf)
dnl Verify that the source directory is valid
AC_CONFIG_SRCDIR(["Makefile.common.in"])
dnl Configure a common Makefile
AC_CONFIG_FILES(Makefile.common)
AC_CONFIG_HEADERS([include/rcs/config.h])
AH_TOP([#ifndef __RCS_CONFIG_H
#define __RCS_CONFIG_H])
AH_BOTTOM([#endif])
AC_MSG_CHECKING([llvm version])
llvm_version=`llvm-config --version`
AC_MSG_RESULT([$llvm_version])
llvm_version_split=`python -c "import re; print '\t'.join(map(str, re.match('([[0-9]]+)[.]([[0-9]]+)(svn)?', \"$llvm_version\").groups()))"`
AC_MSG_CHECKING([llvm version major])
llvm_version_major=`echo "$llvm_version_split" | cut -f 1`
AC_MSG_RESULT([$llvm_version_major])
AC_MSG_CHECKING([llvm version minor])
llvm_version_minor=`echo "$llvm_version_split" | cut -f 2`
AC_MSG_RESULT([$llvm_version_minor])
AC_DEFINE_UNQUOTED(LLVM_VERSION_MAJOR, $llvm_version_major, [LLVM major version number])
AC_SUBST(LLVM_VERSION_MAJOR,$llvm_version_major)
AC_DEFINE_UNQUOTED(LLVM_VERSION_MINOR, $llvm_version_minor, [LLVM minor version number])
AC_SUBST(LLVM_VERSION_MINOR,$llvm_version_minor)
dnl Configure project makefiles
dnl List every Makefile that exists within your source tree
AC_CONFIG_MAKEFILE(Makefile)
dnl **************************************************************************
dnl * Determine which system we are building on
dnl **************************************************************************
dnl **************************************************************************
dnl * Check for programs.
dnl **************************************************************************
dnl **************************************************************************
dnl * Check for libraries.
dnl **************************************************************************
dnl **************************************************************************
dnl * Checks for header files.
dnl **************************************************************************
dnl **************************************************************************
dnl * Checks for typedefs, structures, and compiler characteristics.
dnl **************************************************************************
dnl **************************************************************************
dnl * Checks for library functions.
dnl **************************************************************************
dnl **************************************************************************
dnl * Enable various compile-time options
dnl **************************************************************************
dnl **************************************************************************
dnl * Set the location of various third-party software packages
dnl **************************************************************************
dnl **************************************************************************
dnl * Create the output files
dnl **************************************************************************
dnl This must be last
AC_OUTPUT