From fecd2382e77b89f12c9d630ed4e42e9a54ba6953 Mon Sep 17 00:00:00 2001
From: "K. Richard Pixley" <rich@cygnus>
Date: Thu, 4 Apr 1991 18:19:53 +0000
Subject: Initial revision

---
 gas/strstr.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 gas/strstr.c

(limited to 'gas/strstr.c')

diff --git a/gas/strstr.c b/gas/strstr.c
new file mode 100644
index 0000000..9823249
--- /dev/null
+++ b/gas/strstr.c
@@ -0,0 +1,55 @@
+/* strstr - find first occurrence of wanted in s
+   Copyright (C) 1989, 1990, 1991 Free Software Foundation.
+
+This file is part of GAS, the GNU Assembler.
+
+GAS is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+GAS 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GAS; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+/* static const char rcsid[] = "$Id$"; */
+
+ /* If your compiler is really ansi, then you don't need this. */
+#ifndef __STDC__
+
+#define SIZET int
+
+#define	NULL	0
+
+#include <string.h>
+
+char *				/* found string, or NULL if none */
+strstr(s, wanted)
+char *s;
+char *wanted;
+{
+	register char *scan;
+	register SIZET len;
+	register char firstc;
+
+	/*
+	 * The odd placement of the two tests is so "" is findable.
+	 * Also, we inline the first char for speed.
+	 * The ++ on scan has been moved down for optimization.
+	 */
+	firstc = *wanted;
+	len = strlen(wanted);
+	for (scan = s; *scan != firstc || strncmp(scan, wanted, len) != 0; )
+		if (*scan++ == '\0')
+			return(NULL);
+	return(scan);
+} /* strstr() */
+
+#endif /* __STDC__ */
+
+/* end of strstr.c */
-- 
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