Update comment about utimes bugs.

[gnulib.git] / m4 / stat.m4

diff --git a/m4/stat.m4 b/m4/stat.m4
index 6ac3e02..bdfee5c 100644 (file)
--- a/m4/stat.m4
+++ b/m4/stat.m4
@@ -1,38 +1,25 @@
-#serial 1
+#serial 9
 
 dnl From Jim Meyering.
 dnl Determine whether stat has the bug that it succeeds when given the
-dnl zero-length file name argument.  The stat from SunOS4.1.4 does this.
+dnl zero-length file name argument.  The stat from SunOS 4.1.4 and the Hurd
+dnl (as of 1998-11-01) do this.
 dnl
-dnl If it doesn't, arrange to use the replacement function.
-dnl
-dnl If you use this macro in a package, you should
-dnl add the following two lines to acconfig.h:
-dnl  /* Define to rpl_stat if the replacement function should be used.  */
-dnl  #undef stat
+dnl If it does, then define HAVE_STAT_EMPTY_STRING_BUG and arrange to
+dnl compile the wrapper function.
 dnl
 
-AC_DEFUN(jm_FUNC_STAT,
+AC_DEFUN([jm_FUNC_STAT],
 [
- AC_CACHE_CHECK([for working stat], jm_cv_func_working_stat,
-  [AC_TRY_RUN([
-#   include <sys/types.h>
-#   include <sys/stat.h>
-
-    int
-    main ()
-    {
-      struct stat sbuf;
-      exit (stat ("", &sbuf) == 0 ? 1 : 0);
-    }
-         ],
-        jm_cv_func_working_stat=yes,
-        jm_cv_func_working_stat=no,
-        dnl When crosscompiling, assume stat is broken.
-        jm_cv_func_working_stat=no)
-  ])
-  if test $jm_cv_func_working_stat = no; then
-    LIBOBJS="$LIBOBJS stat.o"
-    AC_DEFINE_UNQUOTED(stat, rpl_stat)
+  AC_FUNC_STAT
+  dnl Note: AC_FUNC_STAT does AC_LIBOBJ(stat).
+  if test $ac_cv_func_stat_empty_string_bug = yes; then
+    gl_PREREQ_STAT
   fi
 ])
+
+# Prerequisites of lib/stat.c.
+AC_DEFUN([gl_PREREQ_STAT],
+[
+  :
+])