Import nvi2 2.1.2-95773e17e2751.

README

@@ -1,6 +1,6 @@
-#	$Id: README,v 9.0 2012/10/07 09:13:54 zy Exp $
+#	$Id: README,v 9.1 2013/11/02 02:50:23 zy Exp $
 
-This is version 2.1.1 (2012-10-07) of nex/nvi, a reimplementation of the ex/vi
+This is version 2.1.2 (2012-11-02) of nex/nvi, a reimplementation of the ex/vi
 text editors originally distributed as part of the Fourth Berkeley
 Software Distribution (4BSD), by the University of California, Berkeley.
 

catalog/dump.c

@@ -2,12 +2,38 @@
  * Copyright (c) 1992, 1993, 1994
  *	The Regents of the University of California.  All rights reserved.
  *
- * %sccs.include.redist.c%
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
  */
 
 #ifndef lint
 static char copyright[] =
-"%Z% Copyright (c) 1992, 1993, 1994\n\
+"@(#) Copyright (c) 1992, 1993, 1994\n\
 	The Regents of the University of California.  All rights reserved.\n";
 #endif /* not lint */
 

common/main.c

@@ -11,9 +11,9 @@
 
 #ifndef lint
 static const char copyright[] =
-"%Z% Copyright (c) 1992, 1993, 1994\n\
+"@(#) Copyright (c) 1992, 1993, 1994\n\
 	The Regents of the University of California.  All rights reserved.\n\
-%Z% Copyright (c) 1992, 1993, 1994, 1995, 1996\n\
+@(#) Copyright (c) 1992, 1993, 1994, 1995, 1996\n\
 	Keith Bostic.  All rights reserved.\n";
 #endif /* not lint */
 

ex/ex_print.c

@@ -10,7 +10,7 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "$Id: ex_print.c,v 10.25 2011/12/12 22:12:20 zy Exp $";
+static const char sccsid[] = "$Id: ex_print.c,v 10.26 2013/11/02 02:11:07 zy Exp $";
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -213,7 +213,7 @@ ex_prchars(SCR *sp, const CHAR_T *p, size_t *colp, size_t len,
 	gp = sp->gp;
 	ts = O_VAL(sp, O_TABSTOP);
 	for (col = *colp; len--;)
-		if ((ch = *p++) == '\t' && !LF_ISSET(E_C_LIST))
+		if ((ch = *p++) == L('\t') && !LF_ISSET(E_C_LIST))
 			for (tlen = ts - col % ts;
 			    col < sp->cols && tlen--; ++col) {
 				(void)ex_printf(sp,
@@ -223,21 +223,32 @@ ex_prchars(SCR *sp, const CHAR_T *p, size_t *colp, size_t len,
 			}
 		else {
 			kp = KEY_NAME(sp, ch);
-			tlen = KEY_LEN(sp, ch);
+			tlen = KEY_COL(sp, ch);
-			if (!repeatc  && col + tlen < sp->cols) {
+
+			/*
+			 * Start a new line if the last character does not fit
+			 * into the current line.  The implicit new lines are
+			 * not interruptible.
+			 */
+			if (col + tlen > sp->cols) {
+				col = 0;
+				(void)ex_puts(sp, "\n");
+			}
+
+			col += tlen;
+			if (!repeatc) {
 				(void)ex_puts(sp, kp);
-				col += tlen;
+				if (INTERRUPTED(sp))
-			} else
+					goto intr;
-				for (; tlen--; ++kp, ++col) {
+			} else while (tlen--) {
-					if (col == sp->cols) {
+				(void)ex_printf(sp, "%c", repeatc);
-						col = 0;
+				if (INTERRUPTED(sp))
-						(void)ex_puts(sp, "\n");
+					goto intr;
-					}
+			}
-					(void)ex_printf(sp,
+			if (col == sp->cols) {
-					    "%c", repeatc ? repeatc : *kp);
+				col = 0;
-					if (INTERRUPTED(sp))
+				(void)ex_puts(sp, "\n");
-						goto intr;
+			}
-				}
 		}
 intr:	*colp = col;
 	return (0);

vi/v_txt.c

@@ -295,7 +295,8 @@ v_txt(
 	tiqh = sp->tiq;
 	if (!TAILQ_EMPTY(tiqh)) {
 		tp = TAILQ_FIRST(tiqh);
-		if (TAILQ_NEXT(tp, q) != NULL || tp->lb_len < len + 32) {
+		if (TAILQ_NEXT(tp, q) != NULL ||
+		    tp->lb_len < (len + 32) * sizeof(CHAR_T)) {
 			text_lfree(tiqh);
 			goto newtp;
 		}

vi/vs_refresh.c

@@ -10,7 +10,7 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "$Id: vs_refresh.c,v 10.52 2011/12/16 11:06:25 zy Exp $";
+static const char sccsid[] = "$Id: vs_refresh.c,v 10.53 2013/11/01 11:57:36 zy Exp $";
 #endif /* not lint */
 
 #include <sys/types.h>
@@ -331,7 +331,8 @@ small_fill:			(void)gp->scr_move(sp, LASTLINE(sp), 0);
 				if (vs_sm_1down(sp))
 					return (1);
 			goto adjust;
-		}
+		} else
+			goto top;	/* XXX No such line. */
 
 		/*
 		 * If less than a half screen from the bottom of the file,