===================================================================
RCS file: /cvs/mandoc/Attic/mdoc_hash.c,v
retrieving revision 1.22
retrieving revision 1.24
diff -u -p -r1.22 -r1.24
--- mandoc/Attic/mdoc_hash.c	2015/04/02 21:36:50	1.22
+++ mandoc/Attic/mdoc_hash.c	2015/04/18 17:01:58	1.24
@@ -1,4 +1,4 @@
-/*	$Id: mdoc_hash.c,v 1.22 2015/04/02 21:36:50 schwarze Exp $ */
+/*	$Id: mdoc_hash.c,v 1.24 2015/04/18 17:01:58 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -32,16 +32,15 @@
 static	unsigned char	 table[27 * 12];
 
 
-/*
- * XXX - this hash has global scope, so if intended for use as a library
- * with multiple callers, it will need re-invocation protection.
- */
 void
 mdoc_hash_init(void)
 {
 	int		 i, j, major;
 	const char	*p;
 
+	if (*table != '\0')
+		return;
+
 	memset(table, UCHAR_MAX, sizeof(table));
 
 	for (i = 0; i < (int)MDOC_MAX; i++) {
@@ -62,7 +61,7 @@ mdoc_hash_init(void)
 	}
 }
 
-enum mdoct
+int
 mdoc_hash_find(const char *p)
 {
 	int		  major, i, j;
@@ -86,7 +85,7 @@ mdoc_hash_find(const char *p)
 		if (UCHAR_MAX == (i = table[major + j]))
 			break;
 		if (0 == strcmp(p, mdoc_macronames[i]))
-			return((enum mdoct)i);
+			return(i);
 	}
 
 	return(MDOC_MAX);