===================================================================
RCS file: /cvs/mandoc/term.c,v
retrieving revision 1.222
retrieving revision 1.230
diff -u -p -r1.222 -r1.230
--- mandoc/term.c	2014/04/20 16:46:05	1.222
+++ mandoc/term.c	2014/10/27 13:31:04	1.230
@@ -1,4 +1,4 @@
-/*	$Id: term.c,v 1.222 2014/04/20 16:46:05 schwarze Exp $ */
+/*	$Id: term.c,v 1.230 2014/10/27 13:31:04 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -15,9 +15,7 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <sys/types.h>
 
@@ -222,7 +220,7 @@ term_flushln(struct termp *p)
 				break;
 			if (' ' == p->buf[i]) {
 				j = i;
-				while (' ' == p->buf[i])
+				while (i < p->col && ' ' == p->buf[i])
 					i++;
 				dv = (i - j) * (*p->width)(p, ' ');
 				vbl += dv;
@@ -444,29 +442,16 @@ term_word(struct termp *p, const char *word)
 		word++;
 		esc = mandoc_escape(&word, &seq, &sz);
 		if (ESCAPE_ERROR == esc)
-			break;
+			continue;
 
-		if (TERMENC_ASCII != p->enc)
-			switch (esc) {
-			case ESCAPE_UNICODE:
-				uc = mchars_num2uc(seq + 1, sz - 1);
-				if ('\0' == uc)
-					break;
-				encode1(p, uc);
-				continue;
-			case ESCAPE_SPECIAL:
-				uc = mchars_spec2cp(p->symtab, seq, sz);
-				if (uc <= 0)
-					break;
-				encode1(p, uc);
-				continue;
-			default:
-				break;
-			}
-
 		switch (esc) {
 		case ESCAPE_UNICODE:
-			encode1(p, '?');
+			uc = mchars_num2uc(seq + 1, sz - 1);
+			if (p->enc == TERMENC_ASCII) {
+				cp = ascii_uc2str(uc);
+				encode(p, cp, strlen(cp));
+			} else
+				encode1(p, uc);
 			break;
 		case ESCAPE_NUMBERED:
 			c = mchars_num2char(seq, sz);
@@ -474,11 +459,18 @@ term_word(struct termp *p, const char *word)
 				encode(p, &c, 1);
 			break;
 		case ESCAPE_SPECIAL:
-			cp = mchars_spec2str(p->symtab, seq, sz, &ssz);
-			if (NULL != cp)
-				encode(p, cp, ssz);
-			else if (1 == ssz)
-				encode(p, seq, sz);
+			if (p->enc == TERMENC_ASCII) {
+				cp = mchars_spec2str(p->symtab,
+				    seq, sz, &ssz);
+				if (cp == NULL)
+					encode(p, "<?>", 3);
+				else
+					encode(p, cp, ssz);
+			} else {
+				uc = mchars_spec2cp(p->symtab, seq, sz);
+				if (uc > 0)
+					encode1(p, uc);
+			}
 			break;
 		case ESCAPE_FONTBOLD:
 			term_fontrepl(p, TERMFONT_BOLD);
@@ -522,7 +514,7 @@ adjbuf(struct termp *p, size_t sz)
 	while (sz >= p->maxcols)
 		p->maxcols <<= 2;
 
-	p->buf = mandoc_realloc(p->buf, sizeof(int) * p->maxcols);
+	p->buf = mandoc_reallocarray(p->buf, p->maxcols, sizeof(int));
 }
 
 static void
@@ -683,33 +675,18 @@ term_strlen(const struct termp *p, const char *cp)
 			cp++;
 			esc = mandoc_escape(&cp, &seq, &ssz);
 			if (ESCAPE_ERROR == esc)
-				return(sz);
+				continue;
 
-			if (TERMENC_ASCII != p->enc)
-				switch (esc) {
-				case ESCAPE_UNICODE:
-					c = mchars_num2uc(seq + 1,
-					    ssz - 1);
-					if ('\0' == c)
-						break;
-					sz += cond_width(p, c, &skip);
-					continue;
-				case ESCAPE_SPECIAL:
-					c = mchars_spec2cp(p->symtab,
-					    seq, ssz);
-					if (c <= 0)
-						break;
-					sz += cond_width(p, c, &skip);
-					continue;
-				default:
-					break;
-				}
-
 			rhs = NULL;
 
 			switch (esc) {
 			case ESCAPE_UNICODE:
-				sz += cond_width(p, '?', &skip);
+				c = mchars_num2uc(seq + 1, sz - 1);
+				if (p->enc == TERMENC_ASCII) {
+					rhs = ascii_uc2str(c);
+					rsz = strlen(rhs);
+				} else
+					sz += cond_width(p, c, &skip);
 				break;
 			case ESCAPE_NUMBERED:
 				c = mchars_num2char(seq, ssz);
@@ -717,14 +694,19 @@ term_strlen(const struct termp *p, const char *cp)
 					sz += cond_width(p, c, &skip);
 				break;
 			case ESCAPE_SPECIAL:
-				rhs = mchars_spec2str(p->symtab,
-				    seq, ssz, &rsz);
-
-				if (ssz != 1 || rhs)
-					break;
-
-				rhs = seq;
-				rsz = ssz;
+				if (p->enc == TERMENC_ASCII) {
+					rhs = mchars_spec2str(p->symtab,
+					    seq, ssz, &rsz);
+					if (rhs == NULL) {
+						rhs = "<?>";
+						rsz = 3;
+					}
+				} else {
+					c = mchars_spec2cp(p->symtab,
+					    seq, ssz);
+					if (c > 0)
+						sz += cond_width(p, c, &skip);
+				}
 				break;
 			case ESCAPE_SKIPCHAR:
 				skip = 1;
@@ -769,31 +751,31 @@ term_vspan(const struct termp *p, const struct roffsu 
 
 	switch (su->unit) {
 	case SCALE_CM:
-		r = su->scale * 2;
+		r = su->scale * 2.0;
 		break;
 	case SCALE_IN:
-		r = su->scale * 6;
+		r = su->scale * 6.0;
 		break;
 	case SCALE_PC:
 		r = su->scale;
 		break;
 	case SCALE_PT:
-		r = su->scale / 8;
+		r = su->scale / 8.0;
 		break;
 	case SCALE_MM:
-		r = su->scale / 1000;
+		r = su->scale / 1000.0;
 		break;
 	case SCALE_VS:
 		r = su->scale;
 		break;
 	default:
-		r = su->scale - 1;
+		r = su->scale - 1.0;
 		break;
 	}
 
 	if (r < 0.0)
 		r = 0.0;
-	return((size_t)r);
+	return((size_t)(r + 0.0005));
 }
 
 size_t
@@ -801,8 +783,8 @@ term_hspan(const struct termp *p, const struct roffsu 
 {
 	double		 v;
 
-	v = ((*p->hspan)(p, su));
+	v = (*p->hspan)(p, su);
 	if (v < 0.0)
 		v = 0.0;
-	return((size_t)v);
+	return((size_t)(v + 0.0005));
 }