diff options
Diffstat (limited to 'roff.c')
| -rw-r--r-- | roff.c | 13 |
1 files changed, 9 insertions, 4 deletions
@@ -1,4 +1,4 @@ -/* $Id: roff.c,v 1.388 2022/05/19 15:37:47 schwarze Exp $ */ +/* $Id: roff.c,v 1.389 2022/05/30 23:03:47 schwarze Exp $ */ /* * Copyright (c) 2010-2015, 2017-2022 Ingo Schwarze <schwarze@openbsd.org> * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv> @@ -1529,6 +1529,12 @@ roff_expand(struct roff *r, struct buf *buf, int ln, int pos, char ec) ubuf[1] = '\0'; res = ubuf; break; + case 'V': + mandoc_msg(MANDOCERR_UNSUPP, ln, iesc, + "%.*s", iend - iesc, buf->buf + iesc); + roff_expand_patch(buf, iendarg, "}", iend); + roff_expand_patch(buf, iesc, "${", iarg); + continue; case 'n': if (iendarg > iarg) (void)snprintf(ubuf, sizeof(ubuf), "%d", @@ -1567,9 +1573,8 @@ roff_expand_patch(struct buf *buf, int start, const char *repl, int end) { char *nbuf; - buf->buf[start] = '\0'; - buf->sz = mandoc_asprintf(&nbuf, "%s%s%s", buf->buf, repl, - buf->buf + end) + 1; + buf->sz = mandoc_asprintf(&nbuf, "%.*s%s%s", start, buf->buf, + repl, buf->buf + end) + 1; free(buf->buf); buf->buf = nbuf; } |