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-rw-r--r--cmd-line-utils/libedit/np/strlcat.c80
1 files changed, 45 insertions, 35 deletions
diff --git a/cmd-line-utils/libedit/np/strlcat.c b/cmd-line-utils/libedit/np/strlcat.c
index 6c9f1e92d79..4e2897d8f35 100644
--- a/cmd-line-utils/libedit/np/strlcat.c
+++ b/cmd-line-utils/libedit/np/strlcat.c
@@ -1,59 +1,68 @@
+/* $NetBSD: strlcat.c,v 1.3 2007/06/04 18:19:27 christos Exp $ */
+/* $OpenBSD: strlcat.c,v 1.10 2003/04/12 21:56:39 millert Exp $ */
+
/*
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
- * All rights reserved.
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
*
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
- * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * THE SOFTWARE IS PROVIDED "AS IS" AND TODD C. MILLER DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL TODD C. MILLER BE LIABLE
+ * FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+#if !defined(_KERNEL) && !defined(_STANDALONE)
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#else
#include "config.h"
+#endif
+
#if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: strlcat.c,v 1.2 1999/06/17 16:28:58 millert Exp $";
#endif /* LIBC_SCCS and not lint */
-#ifndef lint
-static const char rcsid[] =
- "$FreeBSD: src/lib/libc/string/strlcat.c,v 1.2.4.2 2001/07/09 23:30:06 obrien Exp $";
-#endif
+#ifdef _LIBC
+#include "namespace.h"
+#endif
#include <sys/types.h>
+#include <assert.h>
#include <string.h>
+#ifdef _LIBC
+# ifdef __weak_alias
+__weak_alias(strlcat, _strlcat)
+# endif
+#endif
+
+#else
+#include <lib/libkern/libkern.h>
+#endif /* !_KERNEL && !_STANDALONE */
+
+#if !HAVE_STRLCAT
/*
* Appends src to string dst of size siz (unlike strncat, siz is the
* full size of dst, not space left). At most siz-1 characters
* will be copied. Always NUL terminates (unless siz <= strlen(dst)).
- * Returns strlen(initial dst) + strlen(src); if retval >= siz,
- * truncation occurred.
+ * Returns strlen(src) + MIN(siz, strlen(initial dst)).
+ * If retval >= siz, truncation occurred.
*/
-size_t strlcat(dst, src, siz)
- char *dst;
- const char *src;
- size_t siz;
+size_t
+strlcat(char *dst, const char *src, size_t siz)
{
- register char *d = dst;
- register const char *s = src;
- register size_t n = siz;
+ char *d = dst;
+ const char *s = src;
+ size_t n = siz;
size_t dlen;
+ _DIAGASSERT(dst != NULL);
+ _DIAGASSERT(src != NULL);
+
/* Find the end of dst and adjust bytes left but don't go past end */
while (n-- != 0 && *d != '\0')
d++;
@@ -73,3 +82,4 @@ size_t strlcat(dst, src, siz)
return(dlen + (s - src)); /* count does not include NUL */
}
+#endif