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Diffstat (limited to 'm4/libtool-link.m4')
| -rw-r--r-- | m4/libtool-link.m4 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/m4/libtool-link.m4 b/m4/libtool-link.m4 new file mode 100644 index 0000000..229b270 --- /dev/null +++ b/m4/libtool-link.m4 @@ -0,0 +1,31 @@ +dnl file : m4/libtool-link.m4 +dnl author : Boris Kolpackov <boris@codesynthesis.com> +dnl copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC +dnl license : GNU GPL v2; see accompanying LICENSE file +dnl +dnl +dnl CXX_LIBTOOL_LINK_IFELSE (input, [action-if-true], [action-if-false]) +dnl +dnl Similar to AC_LINK_IFELSE except it uses libtool to perform the +dnl linking and it does this using the C++ compiler. +dnl +AC_DEFUN([CXX_LIBTOOL_LINK_IFELSE],[ +AC_LANG_SAVE +save_CXX="$CXX" +CXX="./libtool --tag=CXX --mode=link $CXX -no-install" +AC_LANG(C++) + +if test -d .libs; then + delete_libs_dir=no +else + delete_libs_dir=yes +fi + +AC_LINK_IFELSE([$1], [$2], [$3]) + +if test x"$delete_libs_dir" != xyes; then + rm -rf .libs +fi + +CXX="$save_CXX" +AC_LANG_RESTORE])dnl |