| 1 | dnl @synopsis AX_BOOST_FILESYSTEM |
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| 2 | dnl |
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| 3 | dnl Test for Filesystem library from the Boost C++ libraries. The macro |
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| 4 | dnl requires a preceding call to AX_BOOST_BASE. Further documentation |
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| 5 | dnl is available at <http://randspringer.de/boost/index.html>. |
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| 6 | dnl |
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| 7 | dnl This macro calls: |
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| 8 | dnl |
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| 9 | dnl AC_SUBST(BOOST_FILESYSTEM_LIB) |
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| 10 | dnl |
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| 11 | dnl And sets: |
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| 12 | dnl |
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| 13 | dnl HAVE_BOOST_FILESYSTEM |
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| 14 | dnl |
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| 15 | dnl @category InstalledPackages |
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| 16 | dnl @category Cxx |
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| 17 | dnl @author Thomas Porschberg <thomas@randspringer.de> |
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| 18 | dnl @author Michael Tindal <mtindal@paradoxpoint.com> |
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| 19 | dnl @version 2006-06-15 |
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| 20 | dnl @license AllPermissive |
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| 21 | |
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| 22 | AC_DEFUN([AX_BOOST_FILESYSTEM], |
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| 23 | [ |
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| 24 | AC_ARG_WITH([boost-filesystem], |
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| 25 | AS_HELP_STRING([--with-boost-filesystem@<:@=special-lib@:>@], |
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| 26 | [use the Filesystem library from boost - it is possible to specify a certain library for the linker |
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| 27 | e.g. --with-boost-filesystem=boost_filesystem-gcc-mt ]), |
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| 28 | [ |
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| 29 | if test "$withval" = "no"; then |
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| 30 | want_boost="no" |
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| 31 | elif test "$withval" = "yes"; then |
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| 32 | want_boost="yes" |
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| 33 | ax_boost_user_filesystem_lib="" |
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| 34 | else |
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| 35 | want_boost="yes" |
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| 36 | ax_boost_user_filesystem_lib="$withval" |
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| 37 | fi |
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| 38 | ], |
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| 39 | [want_boost="yes"] |
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| 40 | ) |
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| 41 | |
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| 42 | if test "x$want_boost" = "xyes"; then |
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| 43 | AC_REQUIRE([AC_PROG_CC]) |
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| 44 | CPPFLAGS_SAVED="$CPPFLAGS" |
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| 45 | CPPFLAGS="$CPPFLAGS $BOOST_CPPFLAGS" |
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| 46 | export CPPFLAGS |
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| 47 | |
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| 48 | LDFLAGS_SAVED="$LDFLAGS" |
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| 49 | LDFLAGS="$LDFLAGS $BOOST_LDFLAGS" |
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| 50 | export LDFLAGS |
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| 51 | |
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| 52 | AC_CACHE_CHECK(whether the Boost::Filesystem library is available, |
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| 53 | ax_cv_boost_filesystem, |
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| 54 | [AC_LANG_PUSH([C++]) |
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| 55 | AC_COMPILE_IFELSE(AC_LANG_PROGRAM([[@%:@include <boost/filesystem/path.hpp>]], |
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| 56 | [[using namespace boost::filesystem; |
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| 57 | path my_path( "foo/bar/data.txt" ); |
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| 58 | return 0;]]), |
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| 59 | ax_cv_boost_filesystem=yes, ax_cv_boost_filesystem=no) |
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| 60 | AC_LANG_POP([C++]) |
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| 61 | ]) |
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| 62 | if test "x$ax_cv_boost_filesystem" = "xyes"; then |
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| 63 | AC_DEFINE(HAVE_BOOST_FILESYSTEM,,[define if the Boost::Filesystem library is available]) |
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| 64 | BN=boost_filesystem |
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| 65 | if test "x$ax_boost_user_filesystem_lib" = "x"; then |
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| 66 | for ax_lib in $BN $BN-$CC $BN-$CC-mt $BN-$CC-mt-s $BN-$CC-s \ |
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| 67 | lib$BN lib$BN-$CC lib$BN-$CC-mt lib$BN-$CC-mt-s lib$BN-$CC-s \ |
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| 68 | $BN-mgw $BN-mgw $BN-mgw-mt $BN-mgw-mt-s $BN-mgw-s ; do |
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| 69 | AC_CHECK_LIB($ax_lib, main, |
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| 70 | [BOOST_FILESYSTEM_LIB="-l$ax_lib" AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes" break], |
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| 71 | [link_filesystem="no"]) |
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| 72 | done |
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| 73 | else |
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| 74 | for ax_lib in $ax_boost_user_filesystem_lib $BN-$ax_boost_user_filesystem_lib; do |
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| 75 | AC_CHECK_LIB($ax_lib, main, |
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| 76 | [BOOST_FILESYSTEM_LIB="-l$ax_lib" AC_SUBST(BOOST_FILESYSTEM_LIB) link_filesystem="yes" break], |
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| 77 | [link_filesystem="no"]) |
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| 78 | done |
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| 79 | |
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| 80 | fi |
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| 81 | if test "x$link_filesystem" = "xno"; then |
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| 82 | AC_MSG_ERROR(Could not link against $ax_lib !) |
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| 83 | fi |
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| 84 | fi |
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| 85 | |
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| 86 | CPPFLAGS="$CPPFLAGS_SAVED" |
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| 87 | LDFLAGS="$LDFLAGS_SAVED" |
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| 88 | fi |
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| 89 | ]) |
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