new bug report from wiz@ regarding Tcl*(3)

[mandoc.git] / term.c

diff --git a/term.c b/term.c
index e7b95578752dc024c33e1c7e9442ad832731595a..0d5eafd8a7f9badb483f996085e7338332778dcd 100644 (file)
--- a/term.c
+++ b/term.c
@@ -1,7 +1,7 @@
-/*     $Id: term.c,v 1.214 2013/12/25 00:39:31 schwarze Exp $ */
+/*     $Id: term.c,v 1.216 2014/01/22 20:58:39 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010, 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -179,7 +179,8 @@ term_flushln(struct termp *p)
                        /* Regular word. */
                        /* Break at the hyphen point if we overrun. */
                        if (vend > vis && vend < bp && 
-                                       ASCII_HYPH == p->buf[j])
+                           (ASCII_HYPH == p->buf[j] ||
+                            ASCII_BREAK == p->buf[j]))
                                jhy = j;
 
                        vend += (*p->width)(p, p->buf[j]);
@@ -233,6 +234,8 @@ term_flushln(struct termp *p)
                                vbl += (*p->width)(p, ' ');
                                continue;
                        }
+                       if (ASCII_BREAK == p->buf[i])
+                               continue;
 
                        /*
                         * Now we definitely know there will be
@@ -644,7 +647,8 @@ term_strlen(const struct termp *p, const char *cp)
        int              ssz, skip, c;
        const char      *seq, *rhs;
        enum mandoc_esc  esc;
-       static const char rej[] = { '\\', ASCII_HYPH, ASCII_NBRSP, '\0' };
+       static const char rej[] = { '\\', ASCII_NBRSP, ASCII_HYPH,
+                       ASCII_BREAK, '\0' };
 
        /*
         * Account for escaped sequences within string length
@@ -659,7 +663,6 @@ term_strlen(const struct termp *p, const char *cp)
                for (i = 0; i < rsz; i++)
                        sz += cond_width(p, *cp++, &skip);
 
-               c = 0;
                switch (*cp) {
                case ('\\'):
                        cp++;
@@ -733,6 +736,8 @@ term_strlen(const struct termp *p, const char *cp)
                case (ASCII_HYPH):
                        sz += cond_width(p, '-', &skip);
                        cp++;
+                       /* FALLTHROUGH */
+               case (ASCII_BREAK):
                        break;
                default:
                        break;