Implement the roff(7) .shift and .return requests,

[mandoc.git] / term.c

diff --git a/term.c b/term.c
index f67fcf9d959ff7fe6f9823fcdfabfcb09e72b4e4..0b7222896b7b024c8404b2fe955c3bd245bd97e4 100644 (file)
--- a/term.c
+++ b/term.c
@@ -1,7 +1,7 @@
-/*     $Id: term.c,v 1.274 2017/07/28 14:25:48 schwarze Exp $ */
+/*     $Id: term.c,v 1.275 2018/08/16 13:54:06 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2010-2017 Ingo Schwarze <schwarze@openbsd.org>
+ * Copyright (c) 2010-2018 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
@@ -525,6 +525,16 @@ term_word(struct termp *p, const char *word)
                        else if (*word == '\0')
                                p->flags |= (TERMP_NOSPACE | TERMP_NONEWLINE);
                        continue;
+               case ESCAPE_DEVICE:
+                       if (p->type == TERMTYPE_PDF)
+                               encode(p, "pdf", 3);
+                       else if (p->type == TERMTYPE_PS)
+                               encode(p, "ps", 2);
+                       else if (p->enc == TERMENC_ASCII)
+                               encode(p, "ascii", 5);
+                       else
+                               encode(p, "utf8", 4);
+                       continue;
                case ESCAPE_HORIZ:
                        if (*seq == '|') {
                                seq++;
@@ -860,6 +870,21 @@ term_strlen(const struct termp *p, const char *cp)
                                                sz += cond_width(p, uc, &skip);
                                }
                                continue;
+                       case ESCAPE_DEVICE:
+                               if (p->type == TERMTYPE_PDF) {
+                                       rhs = "pdf";
+                                       rsz = 3;
+                               } else if (p->type == TERMTYPE_PS) {
+                                       rhs = "ps";
+                                       rsz = 2;
+                               } else if (p->enc == TERMENC_ASCII) {
+                                       rhs = "ascii";
+                                       rsz = 5;
+                               } else {
+                                       rhs = "utf8";
+                                       rsz = 4;
+                               }
+                               break;
                        case ESCAPE_SKIPCHAR:
                                skip = 1;
                                continue;