From 91fe2f909154c5cda3b40c68e72c3172a7f137f6 Mon Sep 17 00:00:00 2001
From: Dan McGee <dpmcgee@gmail.com>
Date: Mon, 18 May 2009 23:34:02 -0500
Subject: Unify signedness in hashing calls

Our hash_obj and hashtable_index calls and functions were doing a lot of
funny things with signedness. Unify all of it to 'unsigned int'.

Signed-off-by: Dan McGee <dpmcgee@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/decorate.c b/decorate.c
index e6fd8a7..2f8a63e 100644
--- a/decorate.c
+++ b/decorate.c
@@ -18,7 +18,7 @@ static void *insert_decoration(struct decoration *n, const struct object *base,
 {
 	int size = n->size;
 	struct object_decoration *hash = n->hash;
-	int j = hash_obj(base, size);
+	unsigned int j = hash_obj(base, size);
 
 	while (hash[j].base) {
 		if (hash[j].base == base) {
@@ -70,7 +70,7 @@ void *add_decoration(struct decoration *n, const struct object *obj,
 /* Lookup a decoration pointer */
 void *lookup_decoration(struct decoration *n, const struct object *obj)
 {
-	int j;
+	unsigned int j;
 
 	/* nothing to lookup */
 	if (!n->size)
diff --git a/object.c b/object.c
index e1feef9..a6ef439 100644
--- a/object.c
+++ b/object.c
@@ -52,7 +52,7 @@ static unsigned int hash_obj(struct object *obj, unsigned int n)
 
 static void insert_obj_hash(struct object *obj, struct object **hash, unsigned int size)
 {
-	int j = hash_obj(obj, size);
+	unsigned int j = hash_obj(obj, size);
 
 	while (hash[j]) {
 		j++;
@@ -62,16 +62,16 @@ static void insert_obj_hash(struct object *obj, struct object **hash, unsigned i
 	hash[j] = obj;
 }
 
-static int hashtable_index(const unsigned char *sha1)
+static unsigned int hashtable_index(const unsigned char *sha1)
 {
 	unsigned int i;
 	memcpy(&i, sha1, sizeof(unsigned int));
-	return (int)(i % obj_hash_size);
+	return i % obj_hash_size;
 }
 
 struct object *lookup_object(const unsigned char *sha1)
 {
-	int i;
+	unsigned int i;
 	struct object *obj;
 
 	if (!obj_hash)
-- 
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