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-rw-r--r--sysdeps/generic/strcmp.c43
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diff --git a/sysdeps/generic/strcmp.c b/sysdeps/generic/strcmp.c
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+/* Copyright (C) 1991 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
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#include <ansidecl.h>
+#include <string.h>
+#include <memcopy.h>
+
+/* Compare S1 and S2, returning less than, equal to or
+ greater than zero if S1 is lexiographically less than,
+ equal to or greater than S2. */
+int
+DEFUN(strcmp, (p1, p2), CONST char *p1 AND CONST char *p2)
+{
+ register CONST unsigned char *s1 = (CONST unsigned char *) p1;
+ register CONST unsigned char *s2 = (CONST unsigned char *) p2;
+ unsigned reg_char c1, c2;
+
+ do
+ {
+ c1 = (unsigned char) *s1++;
+ c2 = (unsigned char) *s2++;
+ if (c1 == '\0')
+ return c1 - c2;
+ }
+ while (c1 == c2);
+
+ return c1 - c2;
+}