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Diffstat (limited to 'm4/ax_boost_thread.m4')
| -rw-r--r-- | m4/ax_boost_thread.m4 | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/m4/ax_boost_thread.m4 b/m4/ax_boost_thread.m4 new file mode 100644 index 0000000..9590ee6 --- /dev/null +++ b/m4/ax_boost_thread.m4 @@ -0,0 +1,72 @@ +dnl @synopsis AX_BOOST_THREAD +dnl +dnl This macro checks to see if the Boost.Thread library is installed. +dnl It also attempts to guess the currect library name using several +dnl attempts. It tries to build the library name using a user supplied +dnl name or suffix and then just the raw library. +dnl +dnl If the library is found, HAVE_BOOST_THREAD is defined and +dnl BOOST_THREAD_LIBS is set to the name of the library. +dnl +dnl This macro calls AC_SUBST(BOOST_THREAD_LIBS). +dnl +dnl @category InstalledPackages +dnl @author Michael Tindal <mtindal@paradoxpoint.com> +dnl @version 2004-09-20 +dnl @license GPLWithACException + +AC_DEFUN([AX_BOOST_THREAD], +[AC_REQUIRE([AC_CXX_NAMESPACES])dnl + +AC_LANG_SAVE +AC_LANG_CPLUSPLUS +CXXFLAGS_SAVE=$CXXFLAGS +LIBS_SAVE=$LIBS +dnl FIXME: need to include a generic way to check for the flag +dnl to turn on threading support. +CXXFLAGS="-pthread $CXXFLAGS" + +AC_CACHE_CHECK(whether the Boost::Thread library is available, +ax_cv_boost_thread, +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <boost/thread/thread.hpp>]], + [[boost::thread_group thrds; return 0;]])], + ax_cv_boost_thread=yes, ax_cv_boost_thread=no) +]) + +if test "$ax_cv_boost_thread" = yes; then + AC_DEFINE(HAVE_BOOST_THREAD,,[define if the Boost::Thread library is available]) + dnl Now determine the appropriate file names + AC_ARG_WITH([boost-thread],AS_HELP_STRING([--with-boost-thread], + [specify the boost thread library suffix to use]), + [if test "x$with_boost_thread" != "xno"; then + ax_boost_thread_lib=boost_thread$with_boost_thread + fi]) + for ax_lib in $ax_boost_thread_lib boost_thread boost_thread-mt; do + AC_CHECK_LIB($ax_lib, main, [BOOST_THREAD_LIBS=-l$ax_lib; break]) + done + + # OXullo 2012-07-18: since boost 1.50, boost::thread depends on boost::system + AC_CACHE_CHECK(whether Boost::Thread needs Boost::System library, + ax_cv_boost_thread_system, + [LIBS="$LIBS $BOOST_THREAD_LIBS" + AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <boost/thread/thread.hpp>]], + [[boost::thread_group thrds; return 0;]])], + [ax_cv_boost_thread_system=no], + [LIBS="$LIBS $BOOST_THREAD_LIBS -lboost_system$with_boost_thread" + AC_LINK_IFELSE([ + AC_LANG_PROGRAM([[#include <boost/thread/thread.hpp>]], + [[boost::thread_group thrds; return 0;]]) + ], + [BOOST_THREAD_LIBS="$BOOST_THREAD_LIBS -lboost_system$with_boost_thread" + ax_cv_boost_thread_system=yes], + [AC_ERROR([Cannot use Boost::Thread])] + )]) + ]) + + CXXFLAGS=$CXXFLAGS_SAVE + LIBS=$LIBS_SAVE + AC_LANG_RESTORE + + AC_SUBST(BOOST_THREAD_LIBS) +fi +])dnl |