X-Git-Url: https://git.cameronkatri.com/mandoc.git/blobdiff_plain/f8c13585c4ceea7a65649abe168543f2070220dc..4ecd5f379a9ede899bebfe6091fd0b1acba5a49c:/man_hash.c

diff --git a/man_hash.c b/man_hash.c
index a6357af2..11913891 100644
--- a/man_hash.c
+++ b/man_hash.c
@@ -1,6 +1,6 @@
-/*	$Id: man_hash.c,v 1.7 2009/04/12 19:45:26 kristaps Exp $ */
+/*	$Id: man_hash.c,v 1.10 2009/06/18 10:32:00 kristaps Exp $ */
 /*
- * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@openbsd.org>
+ * Copyright (c) 2008, 2009 Kristaps Dzonsons <kristaps@kth.se>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -37,11 +37,15 @@ man_hash_alloc(void)
 	int		*htab;
 	int		 i, j, x;
 
-	htab = calloc(26 * 5, sizeof(int));
+	/* Initialised to -1. */
+
+	htab = malloc(26 * 5 * sizeof(int));
 	if (NULL == htab)
 		return(NULL);
+	for (i = 0; i < 26 * 5; i++)
+		htab[i] = -1;
 
-	for (i = 1; i < MAN_MAX; i++) {
+	for (i = 0; i < MAN_MAX; i++) {
 		x = man_macronames[i][0];
 
 		assert((x >= 65 && x <= 90) ||
@@ -51,7 +55,7 @@ man_hash_alloc(void)
 		x *= 5;
 
 		for (j = 0; j < 5; j++)
-			if (0 == htab[x + j]) {
+			if (-1 == htab[x + j]) {
 				htab[x + j] = i;
 				break;
 			}
@@ -80,7 +84,7 @@ man_hash_find(const void *arg, const char *tmp)
 	x *= 5;
 
 	for (i = 0; i < 5; i++) {
-		if (0 == (tok = htab[x + i]))
+		if (-1 == (tok = htab[x + i]))
 			return(MAN_MAX);
 		if (0 == strcmp(tmp, man_macronames[tok]))
 			return(tok);