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lib/kvec: Make code cleaner

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This commit is contained in:
ZyX 2016-05-01 05:19:44 +03:00
parent d007c2977b
commit 1ce1b85cc6
1 changed files with 13 additions and 21 deletions
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34
src/nvim/lib/kvec.h
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@ -48,6 +48,7 @@ int main() {
#define AC_KVEC_H
#include <stdlib.h>
#include "nvim/memory.h"
#define kv_roundup32(x) (--(x), (x)|=(x)>>1, (x)|=(x)>>2, (x)|=(x)>>4, (x)|=(x)>>8, (x)|=(x)>>16, ++(x))
@ -60,6 +61,7 @@ int main() {
size_t capacity; \
type *items; \
}
#define kv_init(v) ((v).size = (v).capacity = 0, (v).items = 0)
#define kv_destroy(v) xfree((v).items)
#define kv_A(v, i) ((v).items[(i)])
@ -69,10 +71,11 @@ int main() {
#define kv_last(v) kv_A(v, kv_size(v) - 1)
#define kv_resize(v, s) \
do { \
(v).capacity = (s); \
(v).items = xrealloc((v).items, sizeof((v).items[0]) * (v).capacity); \
} while (0)
((v).capacity = (s), \
(v).items = xrealloc((v).items, sizeof((v).items[0]) * (v).capacity))
#define kv_resize_full(v) \
kv_resize(v, (v).capacity ? (v).capacity << 1 : 8)
#define kv_copy(v1, v0) \
do { \
@ -83,30 +86,19 @@ int main() {
memcpy((v1).items, (v0).items, sizeof((v1).items[0]) * (v0).size); \
} while (0) \
#define kv_push(v, x) \
do { \
if ((v).size == (v).capacity) { \
(v).capacity = (v).capacity ? (v).capacity << 1 : 8; \
(v).items = xrealloc((v).items, sizeof((v).items[0]) * (v).capacity); \
} \
(v).items[(v).size++] = (x); \
} while (0)
#define kv_pushp(v) \
((((v).size == (v).capacity) \
? ((v).capacity = ((v).capacity ? (v).capacity << 1 : 8), \
(v).items = xrealloc((v).items, sizeof((v).items[0]) * (v).capacity), \
0) \
: 0), \
((((v).size == (v).capacity) ? (kv_resize_full(v), 0) : 0), \
((v).items + ((v).size++)))
#define kv_push(v, x) \
(*kv_pushp(v) = (x))
#define kv_a(v, i) \
(((v).capacity <= (size_t) (i) \
? ((v).capacity = (v).size = (i) + 1, \
kv_roundup32((v).capacity), \
(v).items = xrealloc((v).items, sizeof((v).items[0]) * (v).capacity), \
0) \
: ((v).size <= (size_t)(i) \
kv_resize((v), (v).capacity), 0) \
: ((v).size <= (size_t) (i) \
? (v).size = (i) + 1 \
: 0)), \
(v).items[(i)])