52 lines
1.5 KiB
Plaintext
52 lines
1.5 KiB
Plaintext
AC_DEFUN([NC_BOOST_THREAD], [
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AC_REQUIRE([NC_BOOST_BASE])
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AC_REQUIRE([NC_BOOST_SYSTEM])
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AC_REQUIRE([AC_CANONICAL_HOST])
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AS_CASE(["x$host_os"],
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["*xmingw*"], [
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extra_cflags="-mthreads"
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], [
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AC_REQUIRE([AX_PTHREAD])
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extra_cflags="$PTHREAD_CFLAGS"
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extra_libs="$PTHREAD_LIBS"
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]
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)
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AC_LANG_PUSH([C++])
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for lib in boost_thread boost_thread_win32; do
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AC_MSG_CHECKING([if boost threading library is $lib])
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nc_save_cxxflags=$CXXFLAGS
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nc_save_libs=$LIBS
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CXXFLAGS="$CXXFLAGS $BOOST_BASE_CPPFLAGS $BOOST_SYSTEM_CPPFLAGS $extra_cflags"
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LIBS="$LIBS $BOOST_BASE_LDFLAGS $BOOST_SYSTEM_LDFLAGS $extra_libs -l$lib"
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dnl Try to call this_thread::yield as it appears to be extern
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AC_TRY_LINK(
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[
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@%:@include <unistd.h>
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@%:@include <boost/thread.hpp>
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],
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[boost::this_thread::yield ();],
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[nc_cv_boost_thread=yes],
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[nc_cv_boost_thread=no]
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)
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BOOST_THREAD_CPPFLAGS=$CXXFLAGS
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BOOST_THREAD_LDFLAGS=-l$lib
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CXXFLAGS=$nc_save_cxxflags
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LIBS=$nc_save_libs
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AC_MSG_RESULT([$nc_cv_boost_thread])
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AS_IF([test "x$nc_cv_boost_thread" = "xyes"], [break;])
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done
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AC_LANG_POP([C++])
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AS_IF([test "x$nc_cv_boost_thread" != "xyes"], [
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AC_MSG_ERROR([unable to locate a suitable boost_thread])
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])
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])
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