garbage collect three unused global flags; no functional change

1 files changed, 7 insertions, 35 deletions

diff --git a/mdoc.c b/mdoc.c
index 159d4a02..a9e7dfbd 100644
--- a/mdoc.c
+++ b/mdoc.c
@@ -1,4 +1,4 @@
-/*	$Id: mdoc.c,v 1.220 2014/07/09 11:31:43 schwarze Exp $ */
+/*	$Id: mdoc.c,v 1.221 2014/07/30 21:18:24 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -104,7 +104,6 @@ const struct mdoc_node *
 mdoc_node(const struct mdoc *mdoc)
 {
 
-	assert( ! (MDOC_HALT & mdoc->flags));
 	return(mdoc->first);
 }
 
@@ -112,7 +111,6 @@ const struct mdoc_meta *
 mdoc_meta(const struct mdoc *mdoc)
 {
 
-	assert( ! (MDOC_HALT & mdoc->flags));
 	return(&mdoc->meta);
 }
 
@@ -205,19 +203,11 @@ mdoc_alloc(struct roff *roff, struct mparse *parse,
 	return(p);
 }
 
-/*
- * Climb back up the parse tree, validating open scopes.  Mostly calls
- * through to macro_end() in macro.c.
- */
 int
 mdoc_endparse(struct mdoc *mdoc)
 {
 
-	assert( ! (MDOC_HALT & mdoc->flags));
-	if (mdoc_macroend(mdoc))
-		return(1);
-	mdoc->flags |= MDOC_HALT;
-	return(0);
+	return(mdoc_macroend(mdoc));
 }
 
 int
@@ -225,8 +215,6 @@ mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep)
 {
 	struct mdoc_node *n;
 
-	assert( ! (MDOC_HALT & mdoc->flags));
-
 	n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN);
 	n->eqn = ep;
 
@@ -242,8 +230,6 @@ mdoc_addspan(struct mdoc *mdoc, const struct tbl_span *sp)
 {
 	struct mdoc_node *n;
 
-	assert( ! (MDOC_HALT & mdoc->flags));
-
 	n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL);
 	n->span = sp;
 
@@ -262,8 +248,6 @@ int
 mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs)
 {
 
-	assert( ! (MDOC_HALT & mdoc->flags));
-
 	mdoc->flags |= MDOC_NEWLINE;
 
 	/*
@@ -883,11 +867,8 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
 	 * into macro processing.
 	 */
 
-	if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) {
-		if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
-			goto err;
-		return(1);
-	}
+	if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok)
+		return(mdoc_macro(mdoc, tok, ln, sv, &offs, buf));
 
 	n = mdoc->last;
 	assert(mdoc->last);
@@ -900,9 +881,7 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
 	if (MDOC_Bl == n->tok && MDOC_BODY == n->type &&
 	    LIST_column == n->norm->Bl.type) {
 		mdoc->flags |= MDOC_FREECOL;
-		if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf))
-			goto err;
-		return(1);
+		return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf));
 	}
 
 	/*
@@ -916,15 +895,13 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
 	    MDOC_Bl == n->parent->tok &&
 	    LIST_column == n->parent->norm->Bl.type) {
 		mdoc->flags |= MDOC_FREECOL;
-		if ( ! mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf))
-			goto err;
-		return(1);
+		return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf));
 	}
 
 	/* Normal processing of a macro. */
 
 	if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf))
-		goto err;
+		return(0);
 
 	/* In quick mode (for mandocdb), abort after the NAME section. */
 
@@ -933,11 +910,6 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs)
 		return(2);
 
 	return(1);
-
-err:	/* Error out. */
-
-	mdoc->flags |= MDOC_HALT;
-	return(0);
 }
 
 enum mdelim