===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/roff.c,v
retrieving revision 1.260
retrieving revision 1.261
diff -c -r1.260 -r1.261
*** src/usr.bin/mandoc/roff.c	2022/05/19 15:17:51	1.260
--- src/usr.bin/mandoc/roff.c	2022/05/30 22:50:40	1.261
***************
*** 1,4 ****
! /* $OpenBSD: roff.c,v 1.260 2022/05/19 15:17:51 schwarze Exp $ */
  /*
   * Copyright (c) 2010-2015, 2017-2022 Ingo Schwarze <schwarze@openbsd.org>
   * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
--- 1,4 ----
! /* $OpenBSD: roff.c,v 1.261 2022/05/30 22:50:40 schwarze Exp $ */
  /*
   * Copyright (c) 2010-2015, 2017-2022 Ingo Schwarze <schwarze@openbsd.org>
   * Copyright (c) 2008-2012, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
***************
*** 1527,1532 ****
--- 1527,1538 ----
  			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",
***************
*** 1565,1573 ****
  {
  	char	*nbuf;
  
! 	buf->buf[start] = '\0';
! 	buf->sz = mandoc_asprintf(&nbuf, "%s%s%s", buf->buf, repl,
! 	    buf->buf + end) + 1;
  	free(buf->buf);
  	buf->buf = nbuf;
  }
--- 1571,1578 ----
  {
  	char	*nbuf;
  
! 	buf->sz = mandoc_asprintf(&nbuf, "%.*s%s%s", start, buf->buf,
! 	    repl, buf->buf + end) + 1;
  	free(buf->buf);
  	buf->buf = nbuf;
  }