[Bug-gnulib] idcache patch to assume C89 or better

[Paul Eggert]

I installed this:

2003-09-09  Paul Eggert  <address@hidden>

        * lib/idcache.c: Include <string.h> unconditionally.
        * m4/idcache.m4 (gl_IDCACHE): Do not check for standard C headers,
        or for string.h.

Index: lib/idcache.c
===================================================================
RCS file: /cvsroot/gnulib/gnulib/lib/idcache.c,v
retrieving revision 1.10
diff -p -u -r1.10 idcache.c
--- lib/idcache.c       14 Aug 2003 23:03:13 -0000      1.10
+++ lib/idcache.c       9 Sep 2003 19:44:13 -0000
@@ -21,15 +21,10 @@
 #endif
 
 #include <stdio.h>
+#include <string.h>
 #include <sys/types.h>
 #include <pwd.h>
 #include <grp.h>
-
-#if STDC_HEADERS || HAVE_STRING_H
-# include <string.h>
-#else
-# include <strings.h>
-#endif
 
 #if HAVE_UNISTD_H
 # include <unistd.h>
Index: m4/idcache.m4
===================================================================
RCS file: /cvsroot/gnulib/gnulib/m4/idcache.m4,v
retrieving revision 1.1
diff -p -u -r1.1 idcache.m4
--- m4/idcache.m4       31 Dec 2002 13:42:07 -0000      1.1
+++ m4/idcache.m4       9 Sep 2003 19:44:13 -0000
@@ -1,5 +1,5 @@
-# idcache.m4 serial 1
-dnl Copyright (C) 2002 Free Software Foundation, Inc.
+# idcache.m4 serial 2
+dnl Copyright (C) 2002, 2003 Free Software Foundation, Inc.
 dnl This file is free software, distributed under the terms of the GNU
 dnl General Public License.  As a special exception to the GNU General
 dnl Public License, this file may be distributed as part of a program
@@ -9,6 +9,5 @@ dnl the same distribution terms as the r
 AC_DEFUN([gl_IDCACHE],
 [
   dnl Prerequisites of lib/idcache.c.
-  AC_REQUIRE([AC_HEADER_STDC])
-  AC_CHECK_HEADERS_ONCE(string.h unistd.h)
+  AC_CHECK_HEADERS_ONCE(unistd.h)
 ])