[Bug libc/420] New: memmem.c fix to permit use in gnulib

["simon at josefsson dot org" <sourceware-bugzilla at sources dot redhat dot com>]

The following patch would make it possible to share memmem.c between gnulib and
GLIBC.

2004-10-02  Simon Josefsson  <jas@extundo.com>

	* sysdeps/generic/memmem.c [!_LIBC]: Define __builtin_expect, to
	make the file usable inside gnulib.

Index: memmem.c
===================================================================
RCS file: /cvs/glibc/libc/sysdeps/generic/memmem.c,v
retrieving revision 1.12
diff -u -p -r1.12 memmem.c
--- memmem.c    6 Jul 2001 04:55:49 -0000       1.12
+++ memmem.c    1 Oct 2004 22:10:39 -0000
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991,92,93,94,96,97,98,2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,94,96,97,98,2000,2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.

    The GNU C Library is free software; you can redistribute it and/or
@@ -19,6 +19,10 @@
 #include <stddef.h>
 #include <string.h>

+#ifndef _LIBC
+# define __builtin_expect(expr, val)   (expr)
+#endif
+
 #undef memmem

 /* Return the first occurrence of NEEDLE in HAYSTACK.  */

-- 
           Summary: memmem.c fix to permit use in gnulib
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: libc
        AssignedTo: gotom at debian dot or dot jp
        ReportedBy: simon at josefsson dot org
                CC: glibc-bugs at sources dot redhat dot com


http://sources.redhat.com/bugzilla/show_bug.cgi?id=420

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