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Cosmetics

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Use g_atomic_int_inc/dec instead of add(...,1/-1), since
this is the way refcounting is done elsewhere. Some other
cosmetic changes.
This commit is contained in:
Matthias Clasen 2011-05-23 00:40:33 -04:00
parent b5056fbaf9
commit 88f23fb1d9
1 changed files with 11 additions and 10 deletions
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21
glib/ghash.c
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@ -349,28 +349,27 @@ g_hash_table_lookup_node (GHashTable *hash_table,
guint *hash_return)
{
guint node_index;
guint node_hash;
guint hash_value;
guint first_tombstone = 0;
gboolean have_tombstone = FALSE;
guint step = 0;
hash_value = (* hash_table->hash_func) (key);
hash_value = hash_table->hash_func (key);
if (G_UNLIKELY (!HASH_IS_REAL (hash_value)))
hash_value = 2;
*hash_return = hash_value;
node_index = hash_value % hash_table->mod;
node_hash = hash_table->hashes[node_index];
while (!HASH_IS_UNUSED (hash_table->hashes[node_index]))
while (!HASH_IS_UNUSED (node_hash))
{
guint node_hash = hash_table->hashes[node_index];
/* We first check if our full hash values
* are equal so we can avoid calling the full-blown
* key equality function in most cases.
/* We first check if our full hash values
* are equal so we can avoid calling the full-blown
* key equality function in most cases.
*/
if (node_hash == hash_value)
{
gpointer node_key = hash_table->keys[node_index];
@ -394,6 +393,7 @@ g_hash_table_lookup_node (GHashTable *hash_table,
step++;
node_index += step;
node_index &= hash_table->mask;
node_hash = hash_table->hashes[node_index];
}
if (have_tombstone)
@ -835,7 +835,8 @@ g_hash_table_ref (GHashTable *hash_table)
g_return_val_if_fail (hash_table != NULL, NULL);
g_return_val_if_fail (hash_table->ref_count > 0, hash_table);
g_atomic_int_add (&hash_table->ref_count, 1);
g_atomic_int_inc (&hash_table->ref_count);
return hash_table;
}
@ -856,7 +857,7 @@ g_hash_table_unref (GHashTable *hash_table)
g_return_if_fail (hash_table != NULL);
g_return_if_fail (hash_table->ref_count > 0);
if (g_atomic_int_exchange_and_add (&hash_table->ref_count, -1) - 1 == 0)
if (g_atomic_int_dec_and_test (&hash_table->ref_count))
{
g_hash_table_remove_all_nodes (hash_table, TRUE);
if (hash_table->keys != hash_table->values)