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Diffstat (limited to 'm4/ax_boost_thread.m4')
| -rw-r--r-- | m4/ax_boost_thread.m4 | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/m4/ax_boost_thread.m4 b/m4/ax_boost_thread.m4 new file mode 100644 index 0000000..87f03e3 --- /dev/null +++ b/m4/ax_boost_thread.m4 @@ -0,0 +1,163 @@ +# =========================================================================== +# https://www.gnu.org/software/autoconf-archive/ax_boost_thread.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_BOOST_THREAD +# +# DESCRIPTION +# +# Test for Thread library from the Boost C++ libraries. The macro requires +# a preceding call to AX_BOOST_BASE. Further documentation is available at +# <http://randspringer.de/boost/index.html>. +# +# This macro calls: +# +# AC_SUBST(BOOST_THREAD_LIB) +# +# And sets: +# +# HAVE_BOOST_THREAD +# +# LICENSE +# +# Copyright (c) 2009 Thomas Porschberg <thomas@randspringer.de> +# Copyright (c) 2009 Michael Tindal +# +# Copying and distribution of this file, with or without modification, are +# permitted in any medium without royalty provided the copyright notice +# and this notice are preserved. This file is offered as-is, without any +# warranty. + +#serial 30 + +AC_DEFUN([AX_BOOST_THREAD], +[ + AC_ARG_WITH([boost-thread], + AS_HELP_STRING([--with-boost-thread@<:@=special-lib@:>@], + [use the Thread library from boost - + it is possible to specify a certain library for the linker + e.g. --with-boost-thread=boost_thread-gcc-mt ]), + [ + if test "$withval" = "yes"; then + want_boost="yes" + ax_boost_user_thread_lib="" + else + want_boost="yes" + ax_boost_user_thread_lib="$withval" + fi + ], + [want_boost="yes"] + ) + + if test "x$want_boost" = "xyes"; then + AC_REQUIRE([AC_PROG_CC]) + AC_REQUIRE([AC_CANONICAL_BUILD]) + CPPFLAGS_SAVED="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" + export CPPFLAGS + + LDFLAGS_SAVED="$LDFLAGS" + LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" + export LDFLAGS + + AC_CACHE_CHECK(whether the Boost::Thread library is available, + ax_cv_boost_thread, + [AC_LANG_PUSH([C++]) + CXXFLAGS_SAVE=$CXXFLAGS + + if test "x$host_os" = "xsolaris" ; then + CXXFLAGS="-pthreads $CXXFLAGS" + elif test "x$host_os" = "xmingw32" ; then + CXXFLAGS="-mthreads $CXXFLAGS" + else + CXXFLAGS="-pthread $CXXFLAGS" + fi + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM( + [[@%:@include <boost/thread/thread.hpp>]], + [[boost::thread_group thrds; + return 0;]])], + ax_cv_boost_thread=yes, ax_cv_boost_thread=no) + CXXFLAGS=$CXXFLAGS_SAVE + AC_LANG_POP([C++]) + ]) + if test "x$ax_cv_boost_thread" = "xyes"; then + if test "x$host_os" = "xsolaris" ; then + BOOST_CPPFLAGS="-pthreads $BOOST_CPPFLAGS" + elif test "x$host_os" = "xmingw32" ; then + BOOST_CPPFLAGS="-mthreads $BOOST_CPPFLAGS" + else + BOOST_CPPFLAGS="-pthread $BOOST_CPPFLAGS" + fi + + AC_SUBST(BOOST_CPPFLAGS) + + AC_DEFINE(HAVE_BOOST_THREAD,, + [define if the Boost::Thread library is available]) + BOOSTLIBDIR=`echo $BOOST_LDFLAGS | sed -e 's/@<:@^\/@:>@*//'` + + LDFLAGS_SAVE=$LDFLAGS + case "x$host_os" in + *bsd* ) + LDFLAGS="-pthread $LDFLAGS" + break; + ;; + esac + if test "x$ax_boost_user_thread_lib" = "x"; then + for libextension in `ls -r $BOOSTLIBDIR/libboost_thread* 2>/dev/null | sed 's,.*/lib,,' | sed 's,\..*,,'`; do + ax_lib=${libextension} + AC_CHECK_LIB($ax_lib, exit, + [link_thread="yes"; break], + [link_thread="no"]) + done + if test "x$link_thread" != "xyes"; then + for libextension in `ls -r $BOOSTLIBDIR/boost_thread* 2>/dev/null | sed 's,.*/,,' | sed 's,\..*,,'`; do + ax_lib=${libextension} + AC_CHECK_LIB($ax_lib, exit, + [link_thread="yes"; break], + [link_thread="no"]) + done + fi + + else + for ax_lib in $ax_boost_user_thread_lib boost_thread-$ax_boost_user_thread_lib; do + AC_CHECK_LIB($ax_lib, exit, + [link_thread="yes"; break], + [link_thread="no"]) + done + + fi + if test "x$ax_lib" = "x"; then + AC_MSG_ERROR(Could not find a version of the library!) + fi + if test "x$link_thread" = "xno"; then + AC_MSG_ERROR(Could not link against $ax_lib !) + else + BOOST_THREAD_LIB="-l$ax_lib" + case "x$host_os" in + *bsd* ) + BOOST_LDFLAGS="-pthread $BOOST_LDFLAGS" + break; + ;; + solaris ) + BOOST_THREAD_LIB="$BOOST_THREAD_LIB -lpthread" + break; + ;; + mingw32 ) + break; + ;; + * ) + BOOST_THREAD_LIB="$BOOST_THREAD_LIB -lpthread" + break; + ;; + esac + AC_SUBST(BOOST_THREAD_LIB) + fi + fi + + CPPFLAGS="$CPPFLAGS_SAVED" + LDFLAGS="$LDFLAGS_SAVED" + fi +]) |