(xreadlink): Omit size_t* arg. All uses changed.

[gnulib.git] / m4 / regex.m4

diff --git a/m4/regex.m4 b/m4/regex.m4
index a79f03b..0017507 100644 (file)
--- a/m4/regex.m4
+++ b/m4/regex.m4
@@ -1,11 +1,11 @@
-#serial 10
+#serial 12
 
 dnl Initially derived from code in GNU grep.
 dnl Mostly written by Jim Meyering.
 
 dnl Usage: jm_INCLUDED_REGEX([lib/regex.c])
 dnl
-AC_DEFUN(jm_INCLUDED_REGEX,
+AC_DEFUN([jm_INCLUDED_REGEX],
   [
     dnl Even packages that don't use regex.c can use this macro.
     dnl Of course, for them it doesn't do anything.
@@ -30,10 +30,7 @@ AC_DEFUN(jm_INCLUDED_REGEX,
            const char *s;
            struct re_registers regs;
            re_set_syntax (RE_SYNTAX_POSIX_EGREP);
-           /* These two brackets, '[[' and the one in the comment below serve
-              to quote the brackets (unbalanced) in the following line.  */
-           s = re_compile_pattern ("a[[:]:]]b\n", 9, &regex);
-           /* This bracket ']' helps quote the unbalanced expression above.  */
+           [s = re_compile_pattern ("a[[:@:>@:]]b\n", 9, &regex);]
            /* This should fail with _Invalid character class name_ error.  */
            if (!s)
              exit (1);