diff options
Diffstat (limited to 'build-aux/m4')
| -rw-r--r-- | build-aux/m4/ax_boost_process.m4 | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/build-aux/m4/ax_boost_process.m4 b/build-aux/m4/ax_boost_process.m4 new file mode 100644 index 0000000000..5d20e67464 --- /dev/null +++ b/build-aux/m4/ax_boost_process.m4 @@ -0,0 +1,121 @@ +# =========================================================================== +# https://www.gnu.org/software/autoconf-archive/ax_boost_process.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_BOOST_PROCESS +# +# DESCRIPTION +# +# Test for Process 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_PROCESS_LIB) +# +# And sets: +# +# HAVE_BOOST_PROCESS +# +# LICENSE +# +# Copyright (c) 2008 Thomas Porschberg <thomas@randspringer.de> +# Copyright (c) 2008 Michael Tindal +# Copyright (c) 2008 Daniel Casimiro <dan.casimiro@gmail.com> +# +# 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 2 + +AC_DEFUN([AX_BOOST_PROCESS], +[ + AC_ARG_WITH([boost-process], + AS_HELP_STRING([--with-boost-process@<:@=special-lib@:>@], + [use the Process library from boost - it is possible to specify a certain library for the linker + e.g. --with-boost-process=boost_process-gcc-mt ]), + [ + if test "$withval" = "no"; then + want_boost_process="no" + elif test "$withval" = "yes"; then + want_boost_process="yes" + ax_boost_user_process_lib="" + else + want_boost_process="yes" + ax_boost_user_process_lib="$withval" + fi + ], + [want_boost_process="yes"] + ) + + if test "x$want_boost_process" = "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 $BOOST_LDFLAGS" + export LDFLAGS + + AC_CACHE_CHECK(whether the Boost::Process library is available, + ax_cv_boost_process, + [AC_LANG_PUSH([C++]) + CXXFLAGS_SAVE=$CXXFLAGS + CXXFLAGS= + + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <boost/process.hpp>]], + [[boost::process::child* child = new boost::process::child; delete child;]])], + ax_cv_boost_process=yes, ax_cv_boost_process=no) + CXXFLAGS=$CXXFLAGS_SAVE + AC_LANG_POP([C++]) + ]) + if test "x$ax_cv_boost_process" = "xyes"; then + AC_SUBST(BOOST_CPPFLAGS) + + AC_DEFINE(HAVE_BOOST_PROCESS,,[define if the Boost::Process library is available]) + BOOSTLIBDIR=`echo $BOOST_LDFLAGS | sed -e 's/@<:@^\/@:>@*//'` + + LDFLAGS_SAVE=$LDFLAGS + if test "x$ax_boost_user_process_lib" = "x"; then + for libextension in `ls -r $BOOSTLIBDIR/libboost_process* 2>/dev/null | sed 's,.*/lib,,' | sed 's,\..*,,'` ; do + ax_lib=${libextension} + AC_CHECK_LIB($ax_lib, exit, + [BOOST_PROCESS_LIB="-l$ax_lib"; AC_SUBST(BOOST_PROCESS_LIB) link_process="yes"; break], + [link_process="no"]) + done + if test "x$link_process" != "xyes"; then + for libextension in `ls -r $BOOSTLIBDIR/boost_process* 2>/dev/null | sed 's,.*/,,' | sed -e 's,\..*,,'` ; do + ax_lib=${libextension} + AC_CHECK_LIB($ax_lib, exit, + [BOOST_PROCESS_LIB="-l$ax_lib"; AC_SUBST(BOOST_PROCESS_LIB) link_process="yes"; break], + [link_process="no"]) + done + fi + + else + for ax_lib in $ax_boost_user_process_lib boost_process-$ax_boost_user_process_lib; do + AC_CHECK_LIB($ax_lib, exit, + [BOOST_PROCESS_LIB="-l$ax_lib"; AC_SUBST(BOOST_PROCESS_LIB) link_process="yes"; break], + [link_process="no"]) + done + + fi + if test "x$ax_lib" = "x"; then + AC_MSG_ERROR(Could not find a version of the Boost::Process library!) + fi + if test "x$link_process" = "xno"; then + AC_MSG_ERROR(Could not link against $ax_lib !) + fi + fi + + CPPFLAGS="$CPPFLAGS_SAVED" + LDFLAGS="$LDFLAGS_SAVED" + fi +]) |