https://github.com/git/git
Revision 7f4e64169352e03476b0ea64e7e2973669e491a2 authored by Junio C Hamano on 21 November 2018, 14:24:52 UTC, committed by Junio C Hamano on 21 November 2018, 14:24:52 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent 7cb1ea1
Tip revision: 7f4e64169352e03476b0ea64e7e2973669e491a2 authored by Junio C Hamano on 21 November 2018, 14:24:52 UTC
Git 2.20-rc1
Git 2.20-rc1
Tip revision: 7f4e641
argv-array.c
#include "cache.h"
#include "argv-array.h"
#include "strbuf.h"
const char *empty_argv[] = { NULL };
void argv_array_init(struct argv_array *array)
{
array->argv = empty_argv;
array->argc = 0;
array->alloc = 0;
}
static void argv_array_push_nodup(struct argv_array *array, const char *value)
{
if (array->argv == empty_argv)
array->argv = NULL;
ALLOC_GROW(array->argv, array->argc + 2, array->alloc);
array->argv[array->argc++] = value;
array->argv[array->argc] = NULL;
}
const char *argv_array_push(struct argv_array *array, const char *value)
{
argv_array_push_nodup(array, xstrdup(value));
return array->argv[array->argc - 1];
}
const char *argv_array_pushf(struct argv_array *array, const char *fmt, ...)
{
va_list ap;
struct strbuf v = STRBUF_INIT;
va_start(ap, fmt);
strbuf_vaddf(&v, fmt, ap);
va_end(ap);
argv_array_push_nodup(array, strbuf_detach(&v, NULL));
return array->argv[array->argc - 1];
}
void argv_array_pushl(struct argv_array *array, ...)
{
va_list ap;
const char *arg;
va_start(ap, array);
while((arg = va_arg(ap, const char *)))
argv_array_push(array, arg);
va_end(ap);
}
void argv_array_pushv(struct argv_array *array, const char **argv)
{
for (; *argv; argv++)
argv_array_push(array, *argv);
}
void argv_array_pop(struct argv_array *array)
{
if (!array->argc)
return;
free((char *)array->argv[array->argc - 1]);
array->argv[array->argc - 1] = NULL;
array->argc--;
}
void argv_array_split(struct argv_array *array, const char *to_split)
{
while (isspace(*to_split))
to_split++;
for (;;) {
const char *p = to_split;
if (!*p)
break;
while (*p && !isspace(*p))
p++;
argv_array_push_nodup(array, xstrndup(to_split, p - to_split));
while (isspace(*p))
p++;
to_split = p;
}
}
void argv_array_clear(struct argv_array *array)
{
if (array->argv != empty_argv) {
int i;
for (i = 0; i < array->argc; i++)
free((char *)array->argv[i]);
free(array->argv);
}
argv_array_init(array);
}
const char **argv_array_detach(struct argv_array *array)
{
if (array->argv == empty_argv)
return xcalloc(1, sizeof(const char *));
else {
const char **ret = array->argv;
argv_array_init(array);
return ret;
}
}
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