===================================================================
RCS file: /cvs/mandoc/term.c,v
retrieving revision 1.209
retrieving revision 1.211
diff -u -p -r1.209 -r1.211
--- mandoc/term.c	2013/08/08 20:07:47	1.209
+++ mandoc/term.c	2013/12/22 23:34:13	1.211
@@ -1,4 +1,4 @@
-/*	$Id: term.c,v 1.209 2013/08/08 20:07:47 schwarze Exp $ */
+/*	$Id: term.c,v 1.211 2013/12/22 23:34:13 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
@@ -34,7 +34,7 @@
 #include "main.h"
 
 static	size_t		 cond_width(const struct termp *, int, int *);
-static	void		 adjbuf(struct termp *p, int);
+static	void		 adjbuf(struct termp *p, size_t);
 static	void		 bufferc(struct termp *, char);
 static	void		 encode(struct termp *, const char *, size_t);
 static	void		 encode1(struct termp *, int);
@@ -83,10 +83,9 @@ term_end(struct termp *p)
  *  - TERMP_NOBREAK: this is the most important and is used when making
  *    columns.  In short: don't print a newline and instead expect the
  *    next call to do the padding up to the start of the next column.
+ *    p->trailspace may be set to 0, 1, or 2, depending on how many
+ *    space characters are required at the end of the column.
  *
- *  - TERMP_TWOSPACE: make sure there is room for at least two space
- *    characters of padding.  Otherwise, rather break the line.
- *
  *  - TERMP_DANGLE: don't newline when TERMP_NOBREAK is specified and
  *    the line is overrun, and don't pad-right if it's underrun.
  *
@@ -105,15 +104,15 @@ term_end(struct termp *p)
 void
 term_flushln(struct termp *p)
 {
-	int		 i;     /* current input position in p->buf */
+	size_t		 i;     /* current input position in p->buf */
 	int		 ntab;	/* number of tabs to prepend */
 	size_t		 vis;   /* current visual position on output */
 	size_t		 vbl;   /* number of blanks to prepend to output */
 	size_t		 vend;	/* end of word visual position on output */
 	size_t		 bp;    /* visual right border position */
 	size_t		 dv;    /* temporary for visual pos calculations */
-	int		 j;     /* temporary loop index for p->buf */
-	int		 jhy;	/* last hyph before overflow w/r/t j */
+	size_t		 j;     /* temporary loop index for p->buf */
+	size_t		 jhy;	/* last hyph before overflow w/r/t j */
 	size_t		 maxvis; /* output position of visible boundary */
 	size_t		 mmax; /* used in calculating bp */
 
@@ -216,7 +215,7 @@ term_flushln(struct termp *p)
 				j = i;
 				while (' ' == p->buf[i])
 					i++;
-				dv = (size_t)(i - j) * (*p->width)(p, ' ');
+				dv = (i - j) * (*p->width)(p, ' ');
 				vbl += dv;
 				vend += dv;
 				break;
@@ -269,8 +268,8 @@ term_flushln(struct termp *p)
 	}
 
 	if (TERMP_HANG & p->flags) {
-		/* We need one blank after the tag. */
-		p->overstep = (int)(vis - maxvis + (*p->width)(p, ' '));
+		p->overstep = (int)(vis - maxvis +
+				p->trailspace * (*p->width)(p, ' '));
 
 		/*
 		 * If we have overstepped the margin, temporarily move
@@ -285,8 +284,7 @@ term_flushln(struct termp *p)
 		return;
 
 	/* If the column was overrun, break the line. */
-	if (maxvis <= vis +
-	    ((TERMP_TWOSPACE & p->flags) ? (*p->width)(p, ' ') : 0)) {
+	if (maxvis < vis + p->trailspace * (*p->width)(p, ' ')) {
 		(*p->endline)(p);
 		p->viscol = 0;
 	}
@@ -507,7 +505,7 @@ term_word(struct termp *p, const char *word)
 }
 
 static void
-adjbuf(struct termp *p, int sz)
+adjbuf(struct termp *p, size_t sz)
 {
 
 	if (0 == p->maxcols)
@@ -515,8 +513,7 @@ adjbuf(struct termp *p, int sz)
 	while (sz >= p->maxcols)
 		p->maxcols <<= 2;
 
-	p->buf = mandoc_realloc
-		(p->buf, sizeof(int) * (size_t)p->maxcols);
+	p->buf = mandoc_realloc(p->buf, sizeof(int) * p->maxcols);
 }
 
 static void
@@ -566,16 +563,13 @@ encode1(struct termp *p, int c)
 static void
 encode(struct termp *p, const char *word, size_t sz)
 {
-	int		  i, len;
+	size_t		  i;
 
 	if (TERMP_SKIPCHAR & p->flags) {
 		p->flags &= ~TERMP_SKIPCHAR;
 		return;
 	}
 
-	/* LINTED */
-	len = sz;
-
 	/*
 	 * Encode and buffer a string of characters.  If the current
 	 * font mode is unset, buffer directly, else encode then buffer
@@ -583,19 +577,19 @@ encode(struct termp *p, const char *word, size_t sz)
 	 */
 
 	if (TERMFONT_NONE == term_fonttop(p)) {
-		if (p->col + len >= p->maxcols) 
-			adjbuf(p, p->col + len);
-		for (i = 0; i < len; i++)
+		if (p->col + sz >= p->maxcols) 
+			adjbuf(p, p->col + sz);
+		for (i = 0; i < sz; i++)
 			p->buf[p->col++] = word[i];
 		return;
 	}
 
 	/* Pre-buffer, assuming worst-case. */
 
-	if (p->col + 1 + (len * 5) >= p->maxcols)
-		adjbuf(p, p->col + 1 + (len * 5));
+	if (p->col + 1 + (sz * 5) >= p->maxcols)
+		adjbuf(p, p->col + 1 + (sz * 5));
 
-	for (i = 0; i < len; i++) {
+	for (i = 0; i < sz; i++) {
 		if (ASCII_HYPH == word[i] ||
 		    isgraph((unsigned char)word[i]))
 			encode1(p, word[i]);