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build-aux/m4/ax_boost_filesystem.m4
# =========================================================================== | # =========================================================================== | ||||
# http://www.gnu.org/software/autoconf-archive/ax_boost_filesystem.html | # http://www.gnu.org/software/autoconf-archive/ax_boost_filesystem.html | ||||
# =========================================================================== | # =========================================================================== | ||||
# | # | ||||
# SYNOPSIS | # SYNOPSIS | ||||
# | # | ||||
# AX_BOOST_FILESYSTEM | # AX_BOOST_FILESYSTEM | ||||
# | # | ||||
# DESCRIPTION | # DESCRIPTION | ||||
# | # | ||||
# Test for Filesystem library from the Boost C++ libraries. The macro | # Test for Filesystem library from the Boost C++ libraries. The macro | ||||
# requires a preceding call to AX_BOOST_BASE. Further documentation is | # requires a preceding call to AX_BOOST_BASE. Further documentation is | ||||
# available at <http://randspringer.de/boost/index.html>. | # available at <http://randspringer.de/boost/index.html>. | ||||
# | # | ||||
# This macro calls: | # This macro calls: | ||||
# | # | ||||
# AC_SUBST(BOOST_FILESYSTEM_LIB) | # AC_SUBST(BOOST_FILESYSTEM_LIB) | ||||
# | # | ||||
# And sets: | # And sets: | ||||
# | # | ||||
# HAVE_BOOST_FILESYSTEM | # HAVE_BOOST_FILESYSTEM | ||||
# | # | ||||
# LICENSE | # LICENSE | ||||
# | # | ||||
# Copyright (c) 2009 Thomas Porschberg <thomas@randspringer.de> | # Copyright (c) 2009 Thomas Porschberg <thomas@randspringer.de> | ||||
# Copyright (c) 2009 Michael Tindal | # Copyright (c) 2009 Michael Tindal | ||||
# Copyright (c) 2009 Roman Rybalko <libtorrent@romanr.info> | # Copyright (c) 2009 Roman Rybalko <libtorrent@romanr.info> | ||||
# | # | ||||
# Copying and distribution of this file, with or without modification, are | # Copying and distribution of this file, with or without modification, are | ||||
# permitted in any medium without royalty provided the copyright notice | # permitted in any medium without royalty provided the copyright notice | ||||
# and this notice are preserved. This file is offered as-is, without any | # and this notice are preserved. This file is offered as-is, without any | ||||
# warranty. | # warranty. | ||||
#serial 26 | #serial 26 | ||||
AC_DEFUN([AX_BOOST_FILESYSTEM], | AC_DEFUN([AX_BOOST_FILESYSTEM], | ||||
[ | [ | ||||
AC_ARG_WITH([boost-filesystem], | AC_ARG_WITH([boost-filesystem], | ||||
AS_HELP_STRING([--with-boost-filesystem@<:@=special-lib@:>@], | AS_HELP_STRING([--with-boost-filesystem@<:@=special-lib@:>@], | ||||
[use the Filesystem library from boost - it is possible to specify a certain library for the linker | [use the Filesystem library from boost - it is possible to specify a certain library for the linker | ||||
e.g. --with-boost-filesystem=boost_filesystem-gcc-mt ]), | e.g. --with-boost-filesystem=boost_filesystem-gcc-mt ]), | ||||
[ | [ | ||||
if test "$withval" = "no"; then | if test "$withval" = "no"; then | ||||
want_boost="no" | want_boost="no" | ||||
elif test "$withval" = "yes"; then | elif test "$withval" = "yes"; then | ||||
want_boost="yes" | want_boost="yes" | ||||
ax_boost_user_filesystem_lib="" | ax_boost_user_filesystem_lib="" | ||||
else | else | ||||
want_boost="yes" | want_boost="yes" | ||||
ax_boost_user_filesystem_lib="$withval" | ax_boost_user_filesystem_lib="$withval" | ||||
fi | fi | ||||
], | ], | ||||
[want_boost="yes"] | [want_boost="yes"] | ||||
) | ) | ||||
if test "x$want_boost" = "xyes"; then | if test "x$want_boost" = "xyes"; then | ||||
AC_REQUIRE([AC_PROG_CC]) | AC_REQUIRE([AC_PROG_CC]) | ||||
CPPFLAGS_SAVED="$CPPFLAGS" | CPPFLAGS_SAVED="$CPPFLAGS" | ||||
CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" | CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" | ||||
export CPPFLAGS | export CPPFLAGS | ||||
LDFLAGS_SAVED="$LDFLAGS" | LDFLAGS_SAVED="$LDFLAGS" | ||||
LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" | LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" | ||||
export LDFLAGS | export LDFLAGS | ||||
LIBS_SAVED=$LIBS | LIBS_SAVED=$LIBS | ||||
LIBS="$LIBS $BOOST_SYSTEM_LIB" | LIBS="$LIBS $BOOST_SYSTEM_LIB" | ||||
export LIBS | export LIBS | ||||
AC_CACHE_CHECK(whether the Boost::Filesystem library is available, | AC_CACHE_CHECK(whether the Boost::Filesystem library is available, | ||||
ax_cv_boost_filesystem, | ax_cv_boost_filesystem, | ||||
[AC_LANG_PUSH([C++]) | [AC_LANG_PUSH([C++]) | ||||
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <boost/filesystem/path.hpp>]], | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[@%:@include <boost/filesystem/path.hpp>]], | ||||
[[using namespace boost::filesystem; | [[using namespace boost::filesystem; | ||||
path my_path( "foo/bar/data.txt" ); | path my_path( "foo/bar/data.txt" ); | ||||
return 0;]])], | return 0;]])], | ||||
ax_cv_boost_filesystem=yes, ax_cv_boost_filesystem=no) | ax_cv_boost_filesystem=yes, ax_cv_boost_filesystem=no) | ||||
AC_LANG_POP([C++]) | AC_LANG_POP([C++]) | ||||
]) | ]) | ||||
if test "x$ax_cv_boost_filesystem" = "xyes"; then | if test "x$ax_cv_boost_filesystem" = "xyes"; then | ||||
AC_DEFINE(HAVE_BOOST_FILESYSTEM,,[define if the Boost::Filesystem library is available]) | AC_DEFINE(HAVE_BOOST_FILESYSTEM,,[define if the Boost::Filesystem library is available]) | ||||
BOOSTLIBDIR=`echo $BOOST_LDFLAGS | sed -e 's/@<:@^\/@:>@*//'` | BOOSTLIBDIR=`echo $BOOST_LDFLAGS | sed -e 's/@<:@^\/@:>@*//'` | ||||
ax_lib= | ax_lib= | ||||
if test "x$ax_boost_user_filesystem_lib" = "x"; then | if test "x$ax_boost_user_filesystem_lib" = "x"; then | ||||
for libextension in `ls -r $BOOSTLIBDIR/libboost_filesystem* 2>/dev/null | sed 's,.*/lib,,' | sed 's,\..*,,'` ; do | for libextension in `ls -r $BOOSTLIBDIR/libboost_filesystem* 2>/dev/null | sed 's,.*/lib,,' | sed 's,\..*,,'` ; do | ||||
ax_lib=${libextension} | ax_lib=${libextension} | ||||
AC_CHECK_LIB($ax_lib, exit, | AC_CHECK_LIB($ax_lib, exit, | ||||
[BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | [BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | ||||
[link_filesystem="no"]) | [link_filesystem="no"]) | ||||
done | done | ||||
if test "x$link_filesystem" != "xyes"; then | if test "x$link_filesystem" != "xyes"; then | ||||
for libextension in `ls -r $BOOSTLIBDIR/boost_filesystem* 2>/dev/null | sed 's,.*/,,' | sed -e 's,\..*,,'` ; do | for libextension in `ls -r $BOOSTLIBDIR/boost_filesystem* 2>/dev/null | sed 's,.*/,,' | sed -e 's,\..*,,'` ; do | ||||
ax_lib=${libextension} | ax_lib=${libextension} | ||||
AC_CHECK_LIB($ax_lib, exit, | AC_CHECK_LIB($ax_lib, exit, | ||||
[BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | [BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | ||||
[link_filesystem="no"]) | [link_filesystem="no"]) | ||||
done | done | ||||
fi | fi | ||||
else | else | ||||
for ax_lib in $ax_boost_user_filesystem_lib boost_filesystem-$ax_boost_user_filesystem_lib; do | for ax_lib in $ax_boost_user_filesystem_lib boost_filesystem-$ax_boost_user_filesystem_lib; do | ||||
AC_CHECK_LIB($ax_lib, exit, | AC_CHECK_LIB($ax_lib, exit, | ||||
[BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | [BOOST_FILESYSTEM_LIB="-l$ax_lib"; AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes"; break], | ||||
[link_filesystem="no"]) | [link_filesystem="no"]) | ||||
done | done | ||||
fi | fi | ||||
if test "x$ax_lib" = "x"; then | if test "x$ax_lib" = "x"; then | ||||
AC_MSG_ERROR(Could not find a version of the boost_filesystem library!) | AC_MSG_ERROR(Could not find a version of the boost_filesystem library!) | ||||
fi | fi | ||||
if test "x$link_filesystem" != "xyes"; then | if test "x$link_filesystem" != "xyes"; then | ||||
AC_MSG_ERROR(Could not link against $ax_lib !) | AC_MSG_ERROR(Could not link against $ax_lib !) | ||||
fi | fi | ||||
fi | fi | ||||
CPPFLAGS="$CPPFLAGS_SAVED" | CPPFLAGS="$CPPFLAGS_SAVED" | ||||
LDFLAGS="$LDFLAGS_SAVED" | LDFLAGS="$LDFLAGS_SAVED" | ||||
LIBS="$LIBS_SAVED" | LIBS="$LIBS_SAVED" | ||||
fi | fi | ||||
]) | ]) |