dnl This program is free software; you can redistribute it and/or modify dnl it under the terms of the GNU General Public License as published by dnl the Free Software Foundation; either version 2 of the License, or dnl (at your option) any later version. dnl dnl This program is distributed in the hope that it will be useful, dnl but WITHOUT ANY WARRANTY; without even the implied warranty of dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the dnl GNU General Public License for more details. dnl dnl You should have received a copy of the GNU General Public License dnl along with this program; if not, write to the Free Software dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, dnl MA 02110-1301, USA. AC_PREREQ([2.59]) AC_INIT([libclamavc++],[devel],[http://bugs.clamav.net]) AC_CONFIG_AUX_DIR([config]) AC_CONFIG_SRCDIR([llvm/configure]) AC_CONFIG_MACRO_DIR([m4]) AC_CONFIG_HEADER([clamavcxx-config.h]) AC_CANONICAL_TARGET AM_INIT_AUTOMAKE([1.9 -Wall -Wportability -Werror foreign no-define color-tests tar-pax]) AM_SILENT_RULES([yes]) cxxset=${CXXFLAGS+set} AC_PROG_CXX if test "$cxxset" != set; then # don't use the default -O2 -g because -g bloats the C++ binaries too much CXXFLAGS="-O2" fi case "$target_os" in solaris*) CXXFLAGS="$CXXFLAGS -include llvm/include/llvm/System/Solaris.h" AC_MSG_NOTICE([Building on Solaris]) ;; esac AM_MAINTAINER_MODE LT_INIT([disable-static]) if test "$GXX" != "yes"; then AC_MSG_ERROR([GNU C++ compiler not found, not building LLVM]) fi AC_CHECK_GNU_MAKE GMAKE="$llvm_cv_gnu_make_command" AC_SUBST([GMAKE]) AC_CONFIG_SUBDIRS([llvm]) AC_ARG_ENABLE([llvm],AC_HELP_STRING([-enable-llvm], [Enable 'llvm' JIT/verifier support @<:@default=auto@:>@]), [enable_llvm=$enableval], [enable_llvm="auto"]) AC_ARG_ENABLE(optimized, AC_HELP_STRING([-enable-optimized], [Compile with optimizations enabled (default is YES)]), enable_optimized=$enableval, enable_optimized=default) AM_CONDITIONAL(DEBUG_BUILD,[test "x$enable_optimized" = "xno"]) dnl Set configure args for subdir if test "$enable_optimized" = "default"; then ac_configure_args="$ac_configure_args --enable-optimized" fi dnl Pretend that GNU make is available for LLVM, we don't use LLVM's buildsystem dnl anyway (except for make check) ac_configure_args="$ac_configure_args llvm_cv_gnu_make_command=make" AC_ARG_ENABLE(all-jit-targets, AC_HELP_STRING([-enable-all-jit-targets], [Build all the targets that support JIT for testing (default NO)]), enable_alltargets=$enableval, enable_alltargets=no) if test "$enable_alltargets" = "yes"; then new_args="$ac_configure_args --enable-targets=x86,powerpc,arm --enable-bindings=none --enable-libffi=no --without-llvmgcc --without-llvmgxx" else new_args="$ac_configure_args --enable-targets=host-only --enable-bindings=none --enable-libffi=no --without-llvmgcc --without-llvmgxx" fi echo "$new_args" ac_configure_args=`echo $new_args | sed -e 's/-Werror //g'` echo "$ac_configure_args" if test "$enable_llvm" = "auto"; then dnl Do some sanity checks, and don't automatically build on platforms dnl that are not supported or have broken compilers. dnl The user can override this by specifying --enable-llvm=yes. AC_MSG_CHECKING([for supported C++ compiler version]) gxx_version=`${CXX} -dumpversion` || AC_MSG_ERROR([Unable to get GNU C++ compiler version]) case "${gxx_version}" in [[023]].*) AC_MSG_ERROR([C++ compiler too old (${gxx_version})]) ;; 4.1.[[1]]*) AC_MSG_ERROR([C++ compiler is buggy]) ;; *) AC_MSG_RESULT([ok (${gxx_version})]) esac AC_MSG_CHECKING([for supported OS]) case "$target_cpu" in i?86|amd64|x86_64|powerpc*) case "$target_os" in darwin*|freebsd*|openbsd*|netbsd*|dragonfly*|linux*|solaris*|win32*|mingw*) AC_MSG_RESULT([ok ($target_cpu-$target_os)]) ;; *) AC_MSG_ERROR([OS $target_os is not supported, not building LLVM]) ;; esac ;; alpha*|arm*) AC_MSG_ERROR([CPU support is untested, not building LLVM]) ;; *) AC_MSG_ERROR([Unsupported CPU for JIT: $target_cpu, not building LLVM]) ;; esac fi dnl bb #1971 - doesn't work with older libstdc++ version at link/runtime AC_MSG_CHECKING([for working libstdc++]) AC_LANG_PUSH([C++]) AC_RUN_IFELSE( AC_LANG_SOURCE([[ #include <iostream> int main() { // this causes an @GLIBCXX_3.4.9 symbol to be linked in -O2 mode std::cout << "test"; return 0; } ]]),[AC_MSG_RESULT([yes])], [AC_MSG_FAILURE([failed])], [AC_LINK_IFELSE( AC_LANG_SOURCE([[ #include <iostream> int main() { // this causes an @GLIBCXX_3.4.9 symbol to be linked in -O2 mode std::cout << "test"; return 0; } ]]), [AC_MSG_RESULT([yes])], [AC_MSG_FAILURE([failed])] )]) AC_LANG_POP([C++]) build_x86=no build_ppc=no build_arm=no case "$target_cpu" in i?86|amd64|x86_64) build_x86=yes ;; powerpc*) build_ppc=yes ;; arm*) build_arm=yes ;; esac # FreeBSD is only one which needs something else than -pthread, # according to the logic in ClamAV's main configure.in. case "$target_os" in freebsd[[45]]*) THREAD_LIBS="-pthread -lc_r" ;; freebsd*) THREAD_LIBS="-lthr" ;; darwin*) # none required THREAD_LIBS= ;; *) THREAD_LIBS="-pthread" esac AC_SUBST([THREAD_LIBS]) if test "$enable_alltargets" = "yes"; then build_x86=yes build_ppc=yes build_arm=yes fi AM_CONDITIONAL(BUILD_X86, [test "$build_x86" = "yes"]) AM_CONDITIONAL(BUILD_PPC, [test "$build_ppc" = "yes"]) AM_CONDITIONAL(BUILD_ARM, [test "$build_arm" = "yes"]) AC_MSG_CHECKING([optional compiler flags]) CXX_FLAG_CHECK(NO_VARIADIC_MACROS, [-Wno-variadic-macros]) CXX_FLAG_CHECK(NO_MISSING_FIELD_INITIALIZERS, [-Wno-missing-field-initializers]) AC_MSG_RESULT([$NO_VARIADIC_MACROS $NO_MISSING_FIELD_INITIALIZERS]) AC_OUTPUT([ Makefile ])