int cmd_fetch(int argc, const char **argv, const char *prefix)
{
int i;
struct string_list list = { NULL, 0, 0, 0 };
struct remote *remote;
int result = 0;
/* Record the command line for the reflog */
strbuf_addstr(&default_rla, "fetch");
for (i = 1; i < argc; i++)
strbuf_addf(&default_rla, " %s", argv[i]);
argc = parse_options(argc, argv, prefix,
builtin_fetch_options, builtin_fetch_usage, 0);
if (all) {
if (argc == 1)
die("fetch --all does not take a repository argument");
else if (argc > 1)
die("fetch --all does not make sense with refspecs");
(void) for_each_remote(get_one_remote_for_fetch, &list);
result = fetch_multiple(&list);
} else if (argc == 0) {
/* No arguments -- use default remote */
remote = remote_get(NULL);
result = fetch_one(remote, argc, argv);
} else if (multiple) {
/* All arguments are assumed to be remotes or groups */
for (i = 0; i < argc; i++)
if (!add_remote_or_group(argv[i], &list))
die("No such remote or remote group: %s", argv[i]);
result = fetch_multiple(&list);
} else {
/* Single remote or group */
(void) add_remote_or_group(argv[0], &list);
if (list.nr > 1) {
/* More than one remote */
if (argc > 1)
die("Fetching a group and specifying refspecs does not make sense");
result = fetch_multiple(&list);
} else {
/* Zero or one remotes */
remote = remote_get(argv[0]);
result = fetch_one(remote, argc-1, argv+1);
}
}
/* All names were strdup()ed or strndup()ed */
list.strdup_strings = 1;
string_list_clear(&list, 0);
return result;
}
/**
* 从结果集获得所有结果
* args[0] 游标对象
* 返回一个列表对象
**/
static PyObject*
fetch_all(PyObject *self, PyObject *args)
{
PyListObject *res;
PyObject *v;
int i = 0;
res = (PyListObject*)PyList_New(0);
if(res == NULL)
return PyErr_NoMemory();
while((v = fetch_one(self, args)) != NULL && v != Py_None)
{
//PyObject_Print(v, stdout, 0);
PyList_Insert((PyObject*)res, i, v);
i ++;
}
if(PySequence_Length((PyObject*)res) == 0)
{
Py_XDECREF(res);
return Py_None;
}
return (PyObject*)res;
}
