- (dtucker) [configure.ac defines.h openbsd-compat/vis.{c,h}] Sync current

versions from OpenBSD.  ok djm@

ChangeLog

@@ -1,3 +1,7 @@
+20051009
+ - (dtucker) [configure.ac defines.h openbsd-compat/vis.{c,h}] Sync current
+   versions from OpenBSD.  ok djm@
+
 20051008
  - (dtucker) [configure.ac] Bug #1098: define $MAIL for HP-UX; report from
    brian.smith at agilent com.
@@ -3096,4 +3100,4 @@
    - (djm) Trim deprecated options from INSTALL. Mention UsePAM
    - (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
 
-$Id: ChangeLog,v 1.3918 2005/10/08 06:21:19 djm Exp $
+$Id: ChangeLog,v 1.3919 2005/10/09 01:40:03 dtucker Exp $

configure.ac

@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.300 2005/10/08 06:21:20 djm Exp $
+# $Id: configure.ac,v 1.301 2005/10/09 01:40:03 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -418,6 +418,7 @@ mips-sony-bsd|mips-sony-newsos4)
 	;;
 *-*-openbsd*)
 	AC_DEFINE(HAVE_ATTRIBUTE__SENTINEL__, 1, [OpenBSD's gcc has sentinel])
+	AC_DEFINE(HAVE_ATTRIBUTE__BOUNDED__, 1, [OpenBSD's gcc has bounded])
 	;;
 *-*-solaris*)
 	if test "x$withval" != "xno" ; then

defines.h

@@ -25,7 +25,7 @@
 #ifndef _DEFINES_H
 #define _DEFINES_H
 
-/* $Id: defines.h,v 1.128 2005/09/09 05:04:59 tim Exp $ */
+/* $Id: defines.h,v 1.129 2005/10/09 01:40:04 dtucker Exp $ */
 
 
 /* Constants */
@@ -450,6 +450,10 @@ struct winsize {
 # define __sentinel__
 #endif
 
+#if !defined(HAVE_ATTRIBUTE__BOUNDED__) && !defined(__bounded__)
+# define __bounded__(x, y, z)
+#endif
+
 /* *-*-nto-qnx doesn't define this macro in the system headers */
 #ifdef MISSING_HOWMANY
 # define howmany(x,y)	(((x)+((y)-1))/(y))

openbsd-compat/vis.c

@@ -1,5 +1,6 @@
 /* OPENBSD ORIGINAL: lib/libc/gen/vis.c */
 
+/*	$OpenBSD: vis.c,v 1.19 2005/09/01 17:15:49 millert Exp $ */
 /*-
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -28,36 +29,32 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
+
 #include "includes.h"
 #if !defined(HAVE_STRNVIS)
 
-#if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: vis.c,v 1.12 2003/06/02 20:18:35 millert Exp $";
-#endif /* LIBC_SCCS and not lint */
-
 #include <ctype.h>
 #include <string.h>
 
 #include "vis.h"
 
 #define	isoctal(c)	(((u_char)(c)) >= '0' && ((u_char)(c)) <= '7')
-#define isvisible(c)	(((u_int)(c) <= UCHAR_MAX && isascii((u_char)(c)) && \
+#define	isvisible(c)							\
-				isgraph((u_char)(c))) ||		     \
+	(((u_int)(c) <= UCHAR_MAX && isascii((u_char)(c)) &&		\
-				((flag & VIS_SP) == 0 && (c) == ' ') ||	     \
+	(((c) != '*' && (c) != '?' && (c) != '[' && (c) != '#') ||	\
-				((flag & VIS_TAB) == 0 && (c) == '\t') ||    \
+		(flag & VIS_GLOB) == 0) && isgraph((u_char)(c))) ||	\
-				((flag & VIS_NL) == 0 && (c) == '\n') ||     \
+	((flag & VIS_SP) == 0 && (c) == ' ') ||				\
-				((flag & VIS_SAFE) && ((c) == '\b' ||	     \
+	((flag & VIS_TAB) == 0 && (c) == '\t') ||			\
-				(c) == '\007' || (c) == '\r' ||		     \
+	((flag & VIS_NL) == 0 && (c) == '\n') ||			\
-				isgraph((u_char)(c)))))
+	((flag & VIS_SAFE) && ((c) == '\b' ||				\
+		(c) == '\007' || (c) == '\r' ||				\
+		isgraph((u_char)(c)))))
 
 /*
  * vis - visually encode characters
  */
 char *
-vis(dst, c, flag, nextc)
+vis(char *dst, int c, int flag, int nextc)
-	register char *dst;
-	int c, nextc;
-	register int flag;
 {
 	if (isvisible(c)) {
 		*dst++ = c;
@@ -111,7 +108,8 @@ vis(dst, c, flag, nextc)
 			goto done;
 		}
 	}
-	if (((c & 0177) == ' ') || (flag & VIS_OCTAL)) {	
+	if (((c & 0177) == ' ') || (flag & VIS_OCTAL) ||
+	    ((flag & VIS_GLOB) && (c == '*' || c == '?' || c == '[' || c == '#'))) {
 		*dst++ = '\\';
 		*dst++ = ((u_char)c >> 6 & 07) + '0';
 		*dst++ = ((u_char)c >> 3 & 07) + '0';
@@ -124,7 +122,7 @@ vis(dst, c, flag, nextc)
 		c &= 0177;
 		*dst++ = 'M';
 	}
-	if (iscntrl(c)) {
+	if (iscntrl((u_char)c)) {
 		*dst++ = '^';
 		if (c == 0177)
 			*dst++ = '?';
@@ -153,12 +151,9 @@ done:
  *	This is useful for encoding a block of data.
  */
 int
-strvis(dst, src, flag)
+strvis(char *dst, const char *src, int flag)
-	register char *dst;
-	register const char *src;
-	int flag;
 {
-	register char c;
+	char c;
 	char *start;
 
 	for (start = dst; (c = *src);)
@@ -168,16 +163,11 @@ strvis(dst, src, flag)
 }
 
 int
-strnvis(dst, src, siz, flag)
+strnvis(char *dst, const char *src, size_t siz, int flag)
-	char *dst;
-	const char *src;
-	size_t siz;
-	int flag;
 {
-	char c;
 	char *start, *end;
 	char tbuf[5];
-	int  i;
+	int c, i;
 
 	i = 0;
 	for (start = dst, end = start + siz - 1; (c = *src) && dst < end; ) {
@@ -217,13 +207,9 @@ strnvis(dst, src, siz, flag)
 }
 
 int
-strvisx(dst, src, len, flag)
+strvisx(char *dst, const char *src, size_t len, int flag)
-	register char *dst;
-	register const char *src;
-	register size_t len;
-	int flag;
 {
-	register char c;
+	char c;
 	char *start;
 
 	for (start = dst; len > 1; len--) {

openbsd-compat/vis.h

@@ -1,6 +1,6 @@
 /* OPENBSD ORIGINAL: include/vis.h */
 
-/*	$OpenBSD: vis.h,v 1.6 2003/06/02 19:34:12 millert Exp $	*/
+/*	$OpenBSD: vis.h,v 1.11 2005/08/09 19:38:31 millert Exp $	*/
 /*	$NetBSD: vis.h,v 1.4 1994/10/26 00:56:41 cgd Exp $	*/
 
 /*-
@@ -63,6 +63,7 @@
  * other
  */
 #define	VIS_NOSLASH	0x40	/* inhibit printing '\' */
+#define	VIS_GLOB	0x100	/* encode glob(3) magics and '#' */
 
 /*
  * unvis return codes
@@ -80,10 +81,14 @@
 
 char	*vis(char *, int, int, int);
 int	strvis(char *, const char *, int);
-int	strnvis(char *, const char *, size_t, int);
+int	strnvis(char *, const char *, size_t, int)
-int	strvisx(char *, const char *, size_t, int);
+		__attribute__ ((__bounded__(__string__,1,3)));
+int	strvisx(char *, const char *, size_t, int)
+		__attribute__ ((__bounded__(__string__,1,3)));
 int	strunvis(char *, const char *);
 int	unvis(char *, char, int *, int);
+ssize_t strnunvis(char *, const char *, size_t)
+		__attribute__ ((__bounded__(__string__,1,3)));
 
 #endif /* !_VIS_H_ */