X-Git-Url: https://git.cameronkatri.com/mandoc.git/blobdiff_plain/2ba814d7db70eb5d286afab67d67716cd8d0906e..4482840eccb9facf57a7a0f8e7d4f447563804dd:/term.c

diff --git a/term.c b/term.c
index c0507cda..79a0f45f 100644
--- a/term.c
+++ b/term.c
@@ -1,4 +1,4 @@
-/*	$Id: term.c,v 1.166 2010/07/26 22:26:05 kristaps Exp $ */
+/*	$Id: term.c,v 1.169 2010/08/20 23:34:02 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010 Ingo Schwarze <schwarze@openbsd.org>
@@ -83,7 +83,7 @@ term_alloc(enum termenc enc)
 	p = calloc(1, sizeof(struct termp));
 	if (NULL == p) {
 		perror(NULL);
-		exit(EXIT_FAILURE);
+		exit(MANDOCLEVEL_SYSERR);
 	}
 
 	p->enc = enc;
@@ -169,12 +169,11 @@ term_flushln(struct termp *p)
 		 * Handle literal tab characters: collapse all
 		 * subsequent tabs into a single huge set of spaces.
 		 */
-		for (j = i; j < (int)p->col; j++) {
-			if ('\t' != p->buf[j])
-				break;
+		while (i < (int)p->col && '\t' == p->buf[i]) {
 			vend = (vis / p->tabwidth + 1) * p->tabwidth;
 			vbl += vend - vis;
 			vis = vend;
+			i++;
 		}
 
 		/*
@@ -185,7 +184,7 @@ term_flushln(struct termp *p)
 		 */
 
 		/* LINTED */
-		for (jhy = 0; j < (int)p->col; j++) {
+		for (j = i, jhy = 0; j < (int)p->col; j++) {
 			if ((j && ' ' == p->buf[j]) || '\t' == p->buf[j])
 				break;
 
@@ -228,12 +227,6 @@ term_flushln(struct termp *p)
 			p->overstep = 0;
 		}
 
-		/*
-		 * Skip leading tabs, they were handled above.
-		 */
-		while (i < (int)p->col && '\t' == p->buf[i])
-			i++;
-
 		/* Write out the [remaining] word. */
 		for ( ; i < (int)p->col; i++) {
 			if (vend > bp && jhy > 0 && i > jhy)
@@ -275,6 +268,12 @@ term_flushln(struct termp *p)
 		vis = vend;
 	}
 
+	/*
+	 * If there was trailing white space, it was not printed;
+	 * so reset the cursor position accordingly.
+	 */
+	vis -= vbl;
+
 	p->col = 0;
 	p->overstep = 0;
 
@@ -577,7 +576,7 @@ adjbuf(struct termp *p, size_t sz)
 	p->buf = realloc(p->buf, p->maxcols);
 	if (NULL == p->buf) {
 		perror(NULL);
-		exit(EXIT_FAILURE);
+		exit(MANDOCLEVEL_SYSERR);
 	}
 }