From 1ca4ada58f22986d7f95e7c5e06036d223771182 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Sun, 16 Jan 2011 04:00:34 +0000
Subject: Implement the roff .rm request (remove macro). Using the new
 roff_getname() function, this is really simple. Breaks mandoc of the habit of
 reporting an error in each pod2man(1) preamble. Reminded by a report from
 brad@; ok kristaps@.

---
 roff.c | 31 +++++++++++++++++++------------
 1 file changed, 19 insertions(+), 12 deletions(-)

(limited to 'roff.c')

diff --git a/roff.c b/roff.c
index 56106228..996db231 100644
--- a/roff.c
+++ b/roff.c
@@ -1,4 +1,4 @@
-/*	$Id: roff.c,v 1.121 2011/01/11 00:11:45 schwarze Exp $ */
+/*	$Id: roff.c,v 1.122 2011/01/16 04:00:34 schwarze Exp $ */
 /*
  * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2011 Ingo Schwarze <schwarze@openbsd.org>
@@ -138,10 +138,10 @@ static	char		*roff_getname(struct roff *, char **, int, int);
 static	const char	*roff_getstrn(const struct roff *, 
 				const char *, size_t);
 static	enum rofferr	 roff_line_ignore(ROFF_ARGS);
-static	enum rofferr	 roff_line_error(ROFF_ARGS);
 static	enum rofferr	 roff_nr(ROFF_ARGS);
 static	int		 roff_res(struct roff *, 
 				char **, size_t *, int);
+static	enum rofferr	 roff_rm(ROFF_ARGS);
 static	void		 roff_setstr(struct roff *,
 				const char *, const char *, int);
 static	enum rofferr	 roff_so(ROFF_ARGS);
@@ -175,7 +175,7 @@ static	struct roffmac	 roffs[ROFF_MAX] = {
 	{ "ne", roff_line_ignore, NULL, NULL, 0, NULL },
 	{ "nh", roff_line_ignore, NULL, NULL, 0, NULL },
 	{ "nr", roff_nr, NULL, NULL, 0, NULL },
-	{ "rm", roff_line_error, NULL, NULL, 0, NULL },
+	{ "rm", roff_rm, NULL, NULL, 0, NULL },
 	{ "so", roff_so, NULL, NULL, 0, NULL },
 	{ "tr", roff_line_ignore, NULL, NULL, 0, NULL },
 	{ "TS", roff_TS, NULL, NULL, 0, NULL },
@@ -938,15 +938,6 @@ roff_line_ignore(ROFF_ARGS)
 	return(ROFF_IGN);
 }
 
-/* ARGSUSED */
-static enum rofferr
-roff_line_error(ROFF_ARGS)
-{
-
-	(*r->msg)(MANDOCERR_REQUEST, r->data, ln, ppos, roffs[tok].name);
-	return(ROFF_IGN);
-}
-
 /* ARGSUSED */
 static enum rofferr
 roff_cond(ROFF_ARGS)
@@ -1093,6 +1084,22 @@ roff_nr(ROFF_ARGS)
 	return(ROFF_IGN);
 }
 
+/* ARGSUSED */
+static enum rofferr
+roff_rm(ROFF_ARGS)
+{
+	const char	 *name;
+	char		 *cp;
+
+	cp = *bufp + pos;
+	while ('\0' != *cp) {
+		name = roff_getname(r, &cp, ln, cp - *bufp);
+		if ('\0' != *name)
+			roff_setstr(r, name, NULL, 0);
+	}
+	return(ROFF_IGN);
+}
+
 /* ARGSUSED */
 static enum rofferr
 roff_TE(ROFF_ARGS)
-- 
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