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Be clear that g_str_hash etc. don't accept NULL

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This covers the str, double, int, int64 hash and equal functions, but not
anything that takes an "object", since the convention is that "object
methods" never accept NULL anyway.

Bug: https://bugzilla.gnome.org/show_bug.cgi?id=592715
Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Reviewed-by: Colin Walters <walters@verbum.org>
This commit is contained in:
Simon McVittie 2011-10-04 09:48:35 +01:00
parent 34a1224549
commit f778564ba2
1 changed files with 15 additions and 8 deletions
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23
glib/ghash.c
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@ -1609,7 +1609,8 @@ g_hash_table_get_values (GHashTable *hash_table)
*
* Compares two strings for byte-by-byte equality and returns %TRUE
* if they are equal. It can be passed to g_hash_table_new() as the
* @key_equal_func parameter, when using strings as keys in a #GHashTable.
* @key_equal_func parameter, when using non-%NULL strings as keys in a
* #GHashTable.
*
* Note that this function is primarily meant as a hash table comparison
* function. For a general-purpose, %NULL-safe string comparison function,
@ -1640,7 +1641,7 @@ g_str_equal (gconstpointer v1,
* function uses the signed value of each byte.
*
* It can be passed to g_hash_table_new() as the @hash_func parameter,
* when using strings as keys in a #GHashTable.
* when using non-%NULL strings as keys in a #GHashTable.
*
* Returns: a hash value corresponding to the key
*/
@ -1706,7 +1707,8 @@ g_direct_equal (gconstpointer v1,
* Compares the two #gint values being pointed to and returns
* %TRUE if they are equal.
* It can be passed to g_hash_table_new() as the @key_equal_func
* parameter, when using pointers to integers as keys in a #HashTable.
* parameter, when using non-%NULL pointers to integers as keys in a
* #GHashTable.
*
* Note that this function acts on pointers to #gint, not on #gint directly:
* if your hash table's keys are of the form
@ -1727,7 +1729,7 @@ g_int_equal (gconstpointer v1,
*
* Converts a pointer to a #gint to a hash value.
* It can be passed to g_hash_table_new() as the @hash_func parameter,
* when using pointers to integers values as keys in a #GHashTable.
* when using non-%NULL pointers to integer values as keys in a #GHashTable.
*
* Note that this function acts on pointers to #gint, not on #gint directly:
* if your hash table's keys are of the form
@ -1749,7 +1751,8 @@ g_int_hash (gconstpointer v)
* Compares the two #gint64 values being pointed to and returns
* %TRUE if they are equal.
* It can be passed to g_hash_table_new() as the @key_equal_func
* parameter, when using pointers to 64-bit integers as keys in a #GHashTable.
* parameter, when using non-%NULL pointers to 64-bit integers as keys in a
* #GHashTable.
*
* Returns: %TRUE if the two keys match.
*
@ -1767,8 +1770,10 @@ g_int64_equal (gconstpointer v1,
* @v: a pointer to a #gint64 key
*
* Converts a pointer to a #gint64 to a hash value.
*
* It can be passed to g_hash_table_new() as the @hash_func parameter,
* when using pointers to 64-bit integers values as keys in a #GHashTable.
* when using non-%NULL pointers to 64-bit integer values as keys in a
* #GHashTable.
*
* Returns: a hash value corresponding to the key.
*
@ -1788,7 +1793,8 @@ g_int64_hash (gconstpointer v)
* Compares the two #gdouble values being pointed to and returns
* %TRUE if they are equal.
* It can be passed to g_hash_table_new() as the @key_equal_func
* parameter, when using pointers to doubles as keys in a #GHashTable.
* parameter, when using non-%NULL pointers to doubles as keys in a
* #GHashTable.
*
* Returns: %TRUE if the two keys match.
*
@ -1807,7 +1813,8 @@ g_double_equal (gconstpointer v1,
*
* Converts a pointer to a #gdouble to a hash value.
* It can be passed to g_hash_table_new() as the @hash_func parameter,
* when using pointers to doubles as keys in a #GHashTable.
* It can be passed to g_hash_table_new() as the @hash_func parameter,
* when using non-%NULL pointers to doubles as keys in a #GHashTable.
*
* Returns: a hash value corresponding to the key.
*