Wrangle mdoc_args() and mdoc_zargs() to use enum return type.

Fixed lookup() and lookup_raw() to correctly use enum type.
Quashed in_line_argn() bug (not reported, but there) where mixing return values.

1 files changed, 12 insertions, 8 deletions

diff --git a/libmdoc.h b/libmdoc.h
index d2908fef..72dc53b4 100644
--- a/libmdoc.h
+++ b/libmdoc.h
@@ -111,6 +111,15 @@ struct	mdoc_macro {
 	/* Reserved words in arguments treated as text. */
 };
 
+enum	margerr {
+	ARGS_ERROR,
+	ARGS_EOLN,
+	ARGS_WORD,
+	ARGS_PUNCT,
+	ARGS_QWORD,
+	ARGS_PHRASE
+};
+
 extern	const struct mdoc_macro *const mdoc_macros;
 
 __BEGIN_DECLS
@@ -168,19 +177,14 @@ int		  mdoc_argv(struct mdoc *, int, enum mdoct,
 #define	ARGV_WORD	(2)
 void		  mdoc_argv_free(struct mdoc_arg *);
 void		  mdoc_argn_free(struct mdoc_arg *, int);
-int		  mdoc_args(struct mdoc *, int,
+enum margerr	  mdoc_args(struct mdoc *, int,
 			int *, char *, enum mdoct, char **);
-int		  mdoc_zargs(struct mdoc *, int, 
+enum margerr	  mdoc_zargs(struct mdoc *, int, 
 			int *, char *, int, char **);
 #define	ARGS_DELIM	(1 << 1)	/* See args(). */
 #define	ARGS_TABSEP	(1 << 2)	/* See args(). */
 #define	ARGS_NOWARN	(1 << 3)	/* See args(). */
-#define	ARGS_ERROR	(-1)
-#define	ARGS_EOLN	(0)
-#define	ARGS_WORD	(1)
-#define	ARGS_PUNCT	(2)
-#define	ARGS_QWORD	(3)
-#define	ARGS_PHRASE	(4)
+
 int		  mdoc_macroend(struct mdoc *);
 
 __END_DECLS