mirror of
https://github.com/git/git
synced 2024-09-12 21:04:12 +00:00
9ed0d8d6e6
Apply the semantic patch contrib/coccinelle/qsort.cocci to the code base, replacing calls of qsort(3) with QSORT. The resulting code is shorter and supports empty arrays with NULL pointers. Signed-off-by: Rene Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include "cache.h"
|
|
#include "sha1-array.h"
|
|
#include "sha1-lookup.h"
|
|
|
|
void sha1_array_append(struct sha1_array *array, const unsigned char *sha1)
|
|
{
|
|
ALLOC_GROW(array->sha1, array->nr + 1, array->alloc);
|
|
hashcpy(array->sha1[array->nr++], sha1);
|
|
array->sorted = 0;
|
|
}
|
|
|
|
static int void_hashcmp(const void *a, const void *b)
|
|
{
|
|
return hashcmp(a, b);
|
|
}
|
|
|
|
static void sha1_array_sort(struct sha1_array *array)
|
|
{
|
|
QSORT(array->sha1, array->nr, void_hashcmp);
|
|
array->sorted = 1;
|
|
}
|
|
|
|
static const unsigned char *sha1_access(size_t index, void *table)
|
|
{
|
|
unsigned char (*array)[20] = table;
|
|
return array[index];
|
|
}
|
|
|
|
int sha1_array_lookup(struct sha1_array *array, const unsigned char *sha1)
|
|
{
|
|
if (!array->sorted)
|
|
sha1_array_sort(array);
|
|
return sha1_pos(sha1, array->sha1, array->nr, sha1_access);
|
|
}
|
|
|
|
void sha1_array_clear(struct sha1_array *array)
|
|
{
|
|
free(array->sha1);
|
|
array->sha1 = NULL;
|
|
array->nr = 0;
|
|
array->alloc = 0;
|
|
array->sorted = 0;
|
|
}
|
|
|
|
void sha1_array_for_each_unique(struct sha1_array *array,
|
|
for_each_sha1_fn fn,
|
|
void *data)
|
|
{
|
|
int i;
|
|
|
|
if (!array->sorted)
|
|
sha1_array_sort(array);
|
|
|
|
for (i = 0; i < array->nr; i++) {
|
|
if (i > 0 && !hashcmp(array->sha1[i], array->sha1[i-1]))
|
|
continue;
|
|
fn(array->sha1[i], data);
|
|
}
|
|
}
|