diff options
Diffstat (limited to 'gr-howto-write-a-block/config/ax_boost_thread.m4')
| -rw-r--r-- | gr-howto-write-a-block/config/ax_boost_thread.m4 | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/gr-howto-write-a-block/config/ax_boost_thread.m4 b/gr-howto-write-a-block/config/ax_boost_thread.m4 new file mode 100644 index 000000000..4df23224a --- /dev/null +++ b/gr-howto-write-a-block/config/ax_boost_thread.m4 @@ -0,0 +1,72 @@ +# +# SYNOPSIS +# +# AX_BOOST_THREAD +# +# DESCRIPTION +# +# Test for Thread library from the Boost C++ libraries. +# +# This macro calls: +# +# AC_SUBST(BOOST_THREAD_LIB) +# AC_SUBST(BOOST_CXXFLAGS) +# +# And sets: +# +# HAVE_BOOST_THREAD +# +# COPYLEFT +# +# Copyright (c) 2008 Thomas Porschberg <thomas@randspringer.de> +# Copyright (c) 2008 Michael Tindal +# Copyright (c) 2008 Free Software Foundation, Inc. +# +# 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. + + +AC_DEFUN([AX_BOOST_THREAD], +[ + AC_REQUIRE([AX_BOOST_BASE]) + AC_REQUIRE([ACX_PTHREAD]) + _AX_BOOST_WITH([boost_thread]) + + if test "$want_boost" = "yes"; then + AC_REQUIRE([AC_PROG_CC]) + AC_REQUIRE([AC_PROG_CXX]) + AC_REQUIRE([AC_CANONICAL_HOST]) + + CPPFLAGS_SAVED="$CPPFLAGS" + LDFLAGS_SAVED="$LDFLAGS" + CXXFLAGS_SAVED="$CXXFLAGS" + + CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" + LDFLAGS="$LDFLAGS $BOOST_LDFLAGS $PTHREAD_LIBS" + CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS" + + AC_CACHE_CHECK(whether the boost::thread includes are available, + ax_cv_boost_thread, + [AC_LANG_PUSH([C++]) + AC_COMPILE_IFELSE(AC_LANG_PROGRAM([[@%:@include <boost/thread/thread.hpp>]], + [[boost::thread_group thrds; + return 0;]]), + ax_cv_boost_thread=yes, ax_cv_boost_thread=no) + AC_LANG_POP([C++]) + ]) + + if test "$ax_cv_boost_thread" = "yes"; then + BOOST_CXXFLAGS="$PTHREAD_CFLAGS" + AC_SUBST(BOOST_CXXFLAGS) + _AX_BOOST_CHECK_LIB([boost_thread]) + if test "$link_ok" = "yes" && test -n "$PTHREAD_LIBS"; then + BOOST_THREAD_LIB="$BOOST_THREAD_LIB $PTHREAD_LIBS" + fi + fi + + CPPFLAGS="$CPPFLAGS_SAVED" + LDFLAGS="$LDFLAGS_SAVED" + CXXFLAGS="$CXXFLAGS_SAVED" + fi +]) |