mirror of
https://github.com/neovim/neovim.git
synced 2026-03-28 11:22:03 +00:00
84d3bbef23
This makes little difference in practice except for extremely unlikely ambiguities. But it looks nicer in compiler errors and stacktraces where you see the fully expanded names
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
#include "nvim/assert_defs.h"
|
|
#include "nvim/map_defs.h"
|
|
|
|
#if !defined(KEY_NAME) || !defined(VAL_NAME)
|
|
// Don't error out. it is nice to type-check the file in isolation, in clangd or otherwise
|
|
# define KEY_NAME(x) x##int
|
|
# define VAL_NAME(x) quasiquote(x, ptr_t)
|
|
#endif
|
|
|
|
#define after_underscore(x) quasiquote(x, _)
|
|
#define MAP_NAME(x) VAL_NAME(after_underscore(KEY_NAME(x)))
|
|
#define MAP_TYPE MAP_NAME(Map_)
|
|
#define KEY_TYPE KEY_NAME()
|
|
#define VALUE_TYPE VAL_NAME()
|
|
#define INITIALIZER VAL_NAME(value_init_)
|
|
|
|
VALUE_TYPE *MAP_NAME(map_ref_)(MAP_TYPE *map, KEY_TYPE key, KEY_TYPE **key_alloc)
|
|
{
|
|
uint32_t k = KEY_NAME(mh_get_)(&map->set, key);
|
|
if (k == MH_TOMBSTONE) {
|
|
return NULL;
|
|
}
|
|
if (key_alloc) {
|
|
*key_alloc = &map->set.keys[k];
|
|
}
|
|
return &map->values[k];
|
|
}
|
|
|
|
VALUE_TYPE *MAP_NAME(map_put_ref_)(MAP_TYPE *map, KEY_TYPE key, KEY_TYPE **key_alloc,
|
|
bool *new_item)
|
|
{
|
|
MHPutStatus status;
|
|
uint32_t k = KEY_NAME(mh_put_)(&map->set, key, &status);
|
|
if (status != kMHExisting) {
|
|
if (status == kMHNewKeyRealloc) {
|
|
map->values = xrealloc(map->values, map->set.h.keys_capacity * sizeof(VALUE_TYPE));
|
|
}
|
|
map->values[k] = INITIALIZER;
|
|
}
|
|
if (new_item) {
|
|
*new_item = (status != kMHExisting);
|
|
}
|
|
if (key_alloc) {
|
|
*key_alloc = &map->set.keys[k];
|
|
}
|
|
return &map->values[k];
|
|
}
|
|
|
|
VALUE_TYPE MAP_NAME(map_del_)(MAP_TYPE *map, KEY_TYPE key, KEY_TYPE *key_alloc)
|
|
{
|
|
VALUE_TYPE rv = INITIALIZER;
|
|
uint32_t k = KEY_NAME(mh_delete_)(&map->set, &key);
|
|
if (k == MH_TOMBSTONE) {
|
|
return rv;
|
|
}
|
|
|
|
if (key_alloc) {
|
|
*key_alloc = key;
|
|
}
|
|
rv = map->values[k];
|
|
if (k != map->set.h.n_keys) {
|
|
map->values[k] = map->values[map->set.h.n_keys];
|
|
}
|
|
return rv;
|
|
}
|