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Diffstat (limited to 'm4/jm-macros.m4')
-rw-r--r-- | m4/jm-macros.m4 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4 index 3f95def86..2e0476de3 100644 --- a/m4/jm-macros.m4 +++ b/m4/jm-macros.m4 @@ -141,6 +141,26 @@ AC_DEFUN([coreutils_MACROS], fi AC_SUBST([LIB_CAP]) + # Check whether libsmack is available + LIB_SMACK= + AC_ARG_ENABLE([libsmack], + AC_HELP_STRING([--disable-libsmack], [disable libsmack support])) + if test "X$enable_libsmack" != "Xno"; then + AC_CHECK_LIB([smack], [smack_smackfs_path], + [AC_CHECK_HEADER([sys/smack.h], + [LIB_SMACK=-lsmack + AC_DEFINE([HAVE_SMACK], [1], [libsmack usability])] + )]) + if test "X$LIB_SMACK" = "X"; then + if test "X$enable_libsmack" = "Xyes"; then + AC_MSG_ERROR([libsmack library was not found or not usable]) + fi + fi + else + AC_MSG_WARN([libsmack support disabled by user]) + fi + AC_SUBST([LIB_SMACK]) + # See if linking 'seq' requires -lm. # It does on nearly every system. The single exception (so far) is # BeOS which has all the math functions in the normal runtime library |