use strlcpy vs strncpy+a[len-1]='\0'. millert@ ok.

src/lib/libc/crypt/crypt.c

@@ -1,4 +1,4 @@
-/*	$OpenBSD: crypt.c,v 1.13 1998/03/22 19:01:18 niklas Exp $	*/
+/*	$OpenBSD: crypt.c,v 1.14 2001/06/27 00:58:53 lebel Exp $	*/
 
 /*
  * FreeSec: libcrypt
@@ -52,7 +52,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: crypt.c,v 1.13 1998/03/22 19:01:18 niklas Exp $";
+static char rcsid[] = "$OpenBSD: crypt.c,v 1.14 2001/06/27 00:58:53 lebel Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/types.h>
@@ -650,7 +650,7 @@ crypt(key, setting)
 			if (des_setkey((u_char *) keybuf))
 				return(NULL);
 		}
-		strncpy((char *)output, setting, 9);
+		strlcpy((char *)output, setting, 10);
 
 		/*
 		 * Double check that we weren't given a short setting.
@@ -659,7 +659,6 @@ crypt(key, setting)
 		 * Just make sure the output string doesn't have an extra
 		 * NUL in it.
 		 */
-		output[9] = '\0';
 		p = output + strlen((const char *)output);
 	} else {
 		/*

src/lib/libc/stdlib/realpath.c

@@ -35,7 +35,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: realpath.c,v 1.4 1998/05/18 09:55:19 deraadt Exp $";
+static char *rcsid = "$OpenBSD: realpath.c,v 1.5 2001/06/27 00:58:56 lebel Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <sys/param.h>
@@ -78,8 +78,7 @@ realpath(path, resolved)
 	 *     if it is a directory, then change to that directory.
 	 * get the current directory name and append the basename.
 	 */
-	(void)strncpy(resolved, path, MAXPATHLEN - 1);
-	resolved[MAXPATHLEN - 1] = '\0';
+	strlcpy(resolved, path, MAXPATHLEN);
 loop:
 	q = strrchr(resolved, '/');
 	if (q != NULL) {

src/lib/libc/string/__strerror.c

@@ -32,7 +32,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: __strerror.c,v 1.6 1996/09/25 08:17:30 deraadt Exp $";
+static char *rcsid = "$OpenBSD: __strerror.c,v 1.7 2001/06/27 00:58:56 lebel Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #ifdef NLS
@@ -87,16 +87,14 @@ __strerror(num, buf)
 	errnum = num;				/* convert to unsigned */
 	if (errnum < sys_nerr) {
 #ifdef NLS
-		strncpy(buf, catgets(catd, 1, errnum,
-		    (char *)sys_errlist[errnum]), NL_TEXTMAX-1);
-		buf[NL_TEXTMAX - 1] = '\0';
+		strlcpy(buf, catgets(catd, 1, errnum,
+		    (char *)sys_errlist[errnum]), NL_TEXTMAX);
 #else
 		return(sys_errlist[errnum]);
 #endif
 	} else {
 #ifdef NLS
-		strncpy(buf, catgets(catd, 1, 0xffff, UPREFIX), NL_TEXTMAX-1);
-		buf[NL_TEXTMAX - 1] = '\0';
+		strlcpy(buf, catgets(catd, 1, 0xffff, UPREFIX), NL_TEXTMAX);
 #else
 		strcpy(buf, UPREFIX);
 #endif

src/lib/libc/string/__strsignal.c

@@ -32,7 +32,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char *rcsid = "$OpenBSD: __strsignal.c,v 1.5 1996/09/25 13:19:01 deraadt Exp $";
+static char *rcsid = "$OpenBSD: __strsignal.c,v 1.6 2001/06/27 00:58:56 lebel Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #ifdef NLS
@@ -80,16 +80,14 @@ __strsignal(num, buf)
 	signum = num;				/* convert to unsigned */
 	if (signum < NSIG) {
 #ifdef NLS
-		strncpy(buf, catgets(catd, 2, signum,
-		    (char *)sys_siglist[signum]), NL_TEXTMAX-1);
-		buf[NL_TEXTMAX-1] = '\0';
+		strlcpy(buf, catgets(catd, 2, signum,
+		    (char *)sys_siglist[signum]), NL_TEXTMAX);
 #else
 		return((char *)sys_siglist[signum]);
 #endif
 	} else {
 #ifdef NLS
-		strncpy(buf, catgets(catd, 1, 0xffff, UPREFIX), NL_TEXTMAX-1);
-		buf[NL_TEXTMAX-1] = '\0';
+		strlcpy(buf, catgets(catd, 1, 0xffff, UPREFIX), NL_TEXTMAX);
 #else
 		strcpy(buf, UPREFIX);
 #endif