===================================================================
RCS file: /cvs/mandoc/eqn.c,v
retrieving revision 1.53
retrieving revision 1.55
diff -u -p -r1.53 -r1.55
--- mandoc/eqn.c	2014/10/12 20:08:58	1.53
+++ mandoc/eqn.c	2014/10/25 14:35:37	1.55
@@ -1,4 +1,4 @@
-/*	$Id: eqn.c,v 1.53 2014/10/12 20:08:58 schwarze Exp $ */
+/*	$Id: eqn.c,v 1.55 2014/10/25 14:35:37 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -36,8 +36,6 @@
 #define	EQN_NEST_MAX	 128 /* maximum nesting of defines */
 #define	STRNEQ(p1, sz1, p2, sz2) \
 	((sz1) == (sz2) && 0 == strncmp((p1), (p2), (sz1)))
-#define	EQNSTREQ(x, p, sz) \
-	STRNEQ((x)->name, (x)->sz, (p), (sz))
 
 enum	eqn_tok {
 	EQN_TOK_DYAD = 0,
@@ -315,24 +313,12 @@ eqn_read(struct eqn_node **epp, int ln,
 }
 
 struct eqn_node *
-eqn_alloc(const char *name, int pos, int line, struct mparse *parse)
+eqn_alloc(int pos, int line, struct mparse *parse)
 {
 	struct eqn_node	*p;
-	size_t		 sz;
-	const char	*end;
 
 	p = mandoc_calloc(1, sizeof(struct eqn_node));
 
-	if (name && '\0' != *name) {
-		sz = strlen(name);
-		assert(sz);
-		do {
-			sz--;
-			end = name + (int)sz;
-		} while (' ' == *end || '\t' == *end);
-		p->eqn.name = mandoc_strndup(name, sz + 1);
-	}
-
 	p->parse = parse;
 	p->eqn.ln = line;
 	p->eqn.pos = pos;
@@ -588,6 +574,30 @@ eqn_box_makebinary(struct eqn_node *ep,
 }
 
 /*
+ * Parse the "delim" control statement.
+ */
+static void
+eqn_delim(struct eqn_node *ep)
+{
+	const char	*start;
+	size_t		 sz;
+
+	if ((start = eqn_nextrawtok(ep, &sz)) == NULL)
+		mandoc_msg(MANDOCERR_REQ_EMPTY, ep->parse,
+		    ep->eqn.ln, ep->eqn.pos, "delim");
+	else if (strncmp(start, "off", 3) == 0)
+		ep->delim = 0;
+	else if (strncmp(start, "on", 2) == 0) {
+		if (ep->odelim && ep->cdelim)
+			ep->delim = 1;
+	} else if (start[1] != '\0') {
+		ep->odelim = start[0];
+		ep->cdelim = start[1];
+		ep->delim = 1;
+	}
+}
+
+/*
  * Undefine a previously-defined string.
  */
 static int
@@ -698,6 +708,8 @@ this_tok:
 			EQN_MSG(MANDOCERR_EQNEOF, ep);
 		break;
 	case (EQN_TOK_DELIM):
+		eqn_delim(ep);
+		break;
 	case (EQN_TOK_GFONT):
 		if (eqn_nextrawtok(ep, NULL) == NULL)
 			mandoc_msg(MANDOCERR_REQ_EMPTY, ep->parse,
@@ -1082,7 +1094,6 @@ eqn_free(struct eqn_node *p)
 		free(p->defs[i].val);
 	}
 
-	free(p->eqn.name);
 	free(p->data);
 	free(p->defs);
 	free(p);