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Update set (extra) foreach implementation

This commit is contained in:
Gregory Lirent 2022-06-08 09:58:16 +03:00
parent 659c329880
commit 2f0a3a3c8e
2 changed files with 29 additions and 8 deletions
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11
include/extra/set.h
View File

@ -6,11 +6,14 @@
#ifndef LIBCDSB_EXTRA_SET_H
#define LIBCDSB_EXTRA_SET_H
#define vset_foreach libcdsb_vset_foreach
typedef int (*vset_foreach_callback)(const void* value, vtype type, void* data);
extern _Bool libcdsb_vset_find (vtype_value* x, vtype_set* s, const void* value, vtype type, _Bool cut);
extern _Bool libcdsb_vset_insert(vtype_set* x, const void* value, vtype type);
extern int libcdsb_vset_foreach(const vtype_set* x, void* data, int (*callback)(const void* value, vtype type, void* data)) LIBCDSB_nt__ LIBCDSB_nn13__;
#define vset_foreach(x, data, callback) libcdsb_vset_foreach(x, data, callback, 0)
extern _Bool libcdsb_vset_find (vtype_value* x, vtype_set* s, const void* value, vtype type, _Bool cut) LIBCDSB_nt__ LIBCDSB_nn23__;
extern _Bool libcdsb_vset_insert(vtype_set* x, const void* value, vtype type) LIBCDSB_nt__ LIBCDSB_nn12__;
extern int libcdsb_vset_foreach(vtype_set* x, void* data, vset_foreach_callback, _Bool flush) LIBCDSB_nt__ LIBCDSB_nn13__;
#endif /* LIBCDSB_EXTRA_SET_H */

26
src/set/extra.c
View File

@ -70,7 +70,7 @@ _Bool libcdsb_vset_insert(set_t* x, const void* v, vtype t) {
}
int libcdsb_vset_foreach(const set_t* x, void* data, int (*callback)(const void* value, vtype type, void* data)) {
int libcdsb_vset_foreach(set_t* x, void* data, vset_foreach_callback callback, _Bool flush) {
stack_t z = { .prev = 0, .value = x->root };
int r = 0;
rbnode_t* c;
@ -78,14 +78,32 @@ int libcdsb_vset_foreach(const set_t* x, void* data, int (*callback)(const void*
if (rbnode_is_empty(x->root)) return 0;
while ((c = stack_pop(&z))) {
if ((r = callback(vnode_peek(&c->value, x->type), x->type, data))) {
stack_flush(&z);
if ((r = callback(vnode_peek(&c->value, x->type), x->type, data)))
break;
}
if (!rbnode_is_empty(c->right)) stack_push(&z, c->right);
if (!rbnode_is_empty(c->left)) stack_push(&z, c->left);
if (flush) {
vnode_free(&c->value, x->type);
free(c);
}
}
if (flush) {
while (c) {
if (!rbnode_is_empty(c->right)) stack_push(&z, c->right);
if (!rbnode_is_empty(c->left)) stack_push(&z, c->left);
vnode_free(&c->value, x->type);
free(c);
c = stack_pop(&z);
}
memset(x, 0, sizeof(*x));
} else stack_flush(&z);
return r;
}