Distinguish OPEN, MIDDLE and CLOSE delimiters (using an enum).

Only OPEN are drawn before the beginning of a macro;
this is new, before this, MIDDLE ('|') were drawn in front, too.
Only CLOSE are pushed after the end of a macro (as before).
ok kristaps@

1 files changed, 9 insertions, 2 deletions

diff --git a/libmdoc.h b/libmdoc.h
index cff9a62b..a8e8a6fc 100644
--- a/libmdoc.h
+++ b/libmdoc.h
@@ -131,6 +131,13 @@ enum	margverr {
 	ARGV_WORD
 };
 
+enum	mdelim {
+	DELIM_NONE = 0,
+	DELIM_OPEN,
+	DELIM_MIDDLE,
+	DELIM_CLOSE
+};
+
 extern	const struct mdoc_macro *const mdoc_macros;
 
 __BEGIN_DECLS
@@ -161,8 +168,8 @@ int		  mdoc_body_alloc(struct mdoc *, int, int, enum mdoct);
 void		  mdoc_node_delete(struct mdoc *, struct mdoc_node *);
 void		  mdoc_hash_init(void);
 enum mdoct	  mdoc_hash_find(const char *);
-int		  mdoc_iscdelim(char);
-int		  mdoc_isdelim(const char *);
+enum mdelim	  mdoc_iscdelim(char);
+enum mdelim	  mdoc_isdelim(const char *);
 size_t		  mdoc_isescape(const char *);
 enum	mdoc_sec  mdoc_str2sec(const char *);
 time_t		  mdoc_atotime(const char *);