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Diffstat (limited to 'm4/ax_boost_asio.m4')
| -rw-r--r-- | m4/ax_boost_asio.m4 | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/m4/ax_boost_asio.m4 b/m4/ax_boost_asio.m4 new file mode 100644 index 0000000..a72c1e1 --- /dev/null +++ b/m4/ax_boost_asio.m4 @@ -0,0 +1,110 @@ +# =========================================================================== +# https://www.gnu.org/software/autoconf-archive/ax_boost_asio.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_BOOST_ASIO +# +# DESCRIPTION +# +# Test for Asio 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_ASIO_LIB) +# +# And sets: +# +# HAVE_BOOST_ASIO +# +# LICENSE +# +# Copyright (c) 2008 Thomas Porschberg <thomas@randspringer.de> +# Copyright (c) 2008 Pete Greenwell <pete@mu.org> +# +# 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 17 + +AC_DEFUN([AX_BOOST_ASIO], +[ + AC_ARG_WITH([boost-asio], + AS_HELP_STRING([--with-boost-asio@<:@=special-lib@:>@], + [use the ASIO library from boost - it is possible to specify a certain library for the linker + e.g. --with-boost-asio=boost_system-gcc41-mt-1_34 ]), + [ + if test "$withval" = "no"; then + want_boost="no" + elif test "$withval" = "yes"; then + want_boost="yes" + ax_boost_user_asio_lib="" + else + want_boost="yes" + ax_boost_user_asio_lib="$withval" + fi + ], + [want_boost="yes"] + ) + + if test "x$want_boost" = "xyes"; then + AC_REQUIRE([AC_PROG_CC]) + CPPFLAGS_SAVED="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" + export CPPFLAGS + + LDFLAGS_SAVED="$LDFLAGS" + LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" + export LDFLAGS + + AC_CACHE_CHECK(whether the Boost::ASIO library is available, + ax_cv_boost_asio, + [AC_LANG_PUSH([C++]) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ @%:@include <boost/asio.hpp> + ]], + [[ + + boost::asio::io_service io; + boost::system::error_code timer_result; + boost::asio::deadline_timer t(io); + t.cancel(); + io.run_one(); + return 0; + ]])], + ax_cv_boost_asio=yes, ax_cv_boost_asio=no) + AC_LANG_POP([C++]) + ]) + if test "x$ax_cv_boost_asio" = "xyes"; then + AC_DEFINE(HAVE_BOOST_ASIO,,[define if the Boost::ASIO library is available]) + BN=boost_system + BOOSTLIBDIR=`echo $BOOST_LDFLAGS | sed -e 's/@<:@^\/@:>@*//'` + if test "x$ax_boost_user_asio_lib" = "x"; then + for ax_lib in `ls $BOOSTLIBDIR/libboost_system*.so* $BOOSTLIBDIR/libboost_system*.dylib* $BOOSTLIBDIR/libboost_system*.a* 2>/dev/null | sed 's,.*/,,' | sed -e 's;^lib\(boost_system.*\)\.so.*$;\1;' -e 's;^lib\(boost_system.*\)\.dylib.*$;\1;' -e 's;^lib\(boost_system.*\)\.a.*$;\1;' ` ; do + AC_CHECK_LIB($ax_lib, main, [BOOST_ASIO_LIB="-l$ax_lib" AC_SUBST(BOOST_ASIO_LIB) link_thread="yes" break], + [link_thread="no"]) + done + else + for ax_lib in $ax_boost_user_asio_lib $BN-$ax_boost_user_asio_lib; do + AC_CHECK_LIB($ax_lib, main, + [BOOST_ASIO_LIB="-l$ax_lib" AC_SUBST(BOOST_ASIO_LIB) link_asio="yes" break], + [link_asio="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_asio" = "xno"; then + AC_MSG_ERROR(Could not link against $ax_lib !) + fi + fi + + CPPFLAGS="$CPPFLAGS_SAVED" + LDFLAGS="$LDFLAGS_SAVED" + fi +]) |