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hashmap_get_next returns "struct hashmap_entry *"

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This is a step towards removing the requirement for
hashmap_entry being the first field of a struct.

Signed-off-by: Eric Wong <e@80x24.org>
Reviewed-by: Derrick Stolee <stolee@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Eric Wong
2019-10-06 23:30:34 +00:00
committed by Junio C Hamano
parent 973d5eea74
commit 6bcbdfb277
6 changed files with 39 additions and 23 deletions
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12
hashmap.h
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@ -55,15 +55,19 @@
*
* if (!strcmp("print_all_by_key", action)) {
* struct long2string k, *e;
* struct hashmap_entry *ent;
* hashmap_entry_init(&k->ent, memhash(&key, sizeof(long)));
* k.key = key;
*
* flags &= ~COMPARE_VALUE;
* e = hashmap_get(&map, &k, NULL);
* if (e) {
* ent = hashmap_get(&map, &k, NULL);
* if (ent) {
* e = container_of(ent, struct long2string, ent);
* printf("first: %ld %s\n", e->key, e->value);
* while ((e = hashmap_get_next(&map, e)))
* while ((ent = hashmap_get_next(&map, ent))) {
* e = container_of(ent, struct long2string, ent);
* printf("found more: %ld %s\n", e->key, e->value);
* }
* }
* }
*
@ -320,7 +324,7 @@ static inline void *hashmap_get_from_hash(const struct hashmap *map,
* `entry` is the hashmap_entry to start the search from, obtained via a previous
* call to `hashmap_get` or `hashmap_get_next`.
*/
void *hashmap_get_next(const struct hashmap *map,
struct hashmap_entry *hashmap_get_next(const struct hashmap *map,
const struct hashmap_entry *entry);
/*