#include "remote.h"
#include "transport.h"
#include "run-command.h"
+#include "parse-options.h"
-static const char fetch_usage[] = "git-fetch [-a | --append] [--upload-pack <upload-pack>] [-f | --force] [--no-tags] [-t | --tags] [-k | --keep] [-u | --update-head-ok] [--depth <depth>] [-v | --verbose] [<repository> <refspec>...]";
+static const char * const builtin_fetch_usage[] = {
+ "git-fetch [options] [<repository> <refspec>...]",
+ NULL
+};
-static int append, force, tags, no_tags, update_head_ok, verbose, quiet;
+enum {
+ TAGS_UNSET = 0,
+ TAGS_DEFAULT = 1,
+ TAGS_SET = 2
+};
+
+static int append, force, keep, update_head_ok, verbose, quiet;
+static int tags = TAGS_DEFAULT;
static const char *depth;
+static const char *upload_pack;
static struct strbuf default_rla = STRBUF_INIT;
static struct transport *transport;
+static struct option builtin_fetch_options[] = {
+ OPT__QUIET(&quiet),
+ OPT__VERBOSE(&verbose),
+ OPT_BOOLEAN('a', "append", &append,
+ "append to .git/FETCH_HEAD instead of overwriting"),
+ OPT_STRING(0, "upload-pack", &upload_pack, "PATH",
+ "path to upload pack on remote end"),
+ OPT_BOOLEAN('f', "force", &force,
+ "force overwrite of local branch"),
+ OPT_SET_INT('t', "tags", &tags,
+ "fetch all tags and associated objects", TAGS_SET),
+ OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
+ OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
+ "allow updating of HEAD ref"),
+ OPT_STRING(0, "depth", &depth, "DEPTH",
+ "deepen history of shallow clone"),
+ OPT_END()
+};
+
static void unlock_pack(void)
{
if (transport)
}
}
+static void find_non_local_tags(struct transport *transport,
+ struct ref **head,
+ struct ref ***tail);
+
static struct ref *get_ref_map(struct transport *transport,
struct refspec *refs, int ref_count, int tags,
int *autotags)
const struct ref *remote_refs = transport_get_remote_refs(transport);
- if (ref_count || tags) {
+ if (ref_count || tags == TAGS_SET) {
for (i = 0; i < ref_count; i++) {
get_fetch_map(remote_refs, &refs[i], &tail, 0);
if (refs[i].dst && refs[i].dst[0])
/* Merge everything on the command line, but not --tags */
for (rm = ref_map; rm; rm = rm->next)
rm->merge = 1;
- if (tags) {
+ if (tags == TAGS_SET) {
struct refspec refspec;
refspec.src = "refs/tags/";
refspec.dst = "refs/tags/";
if (!ref_map)
die("Couldn't find remote ref HEAD");
ref_map->merge = 1;
+ tail = &ref_map->next;
}
}
+ if (tags == TAGS_DEFAULT && *autotags)
+ find_non_local_tags(transport, &ref_map, &tail);
ref_remove_duplicates(ref_map);
return ref_map;
return 0;
}
-static struct ref *find_non_local_tags(struct transport *transport,
- struct ref *fetch_map)
+static int will_fetch(struct ref **head, const unsigned char *sha1)
+{
+ struct ref *rm = *head;
+ while (rm) {
+ if (!hashcmp(rm->old_sha1, sha1))
+ return 1;
+ rm = rm->next;
+ }
+ return 0;
+}
+
+static void find_non_local_tags(struct transport *transport,
+ struct ref **head,
+ struct ref ***tail)
{
- static struct path_list existing_refs = { NULL, 0, 0, 0 };
+ struct path_list existing_refs = { NULL, 0, 0, 0 };
struct path_list new_refs = { NULL, 0, 0, 1 };
char *ref_name;
int ref_name_len;
const unsigned char *ref_sha1;
const struct ref *tag_ref;
struct ref *rm = NULL;
- struct ref *ref_map = NULL;
- struct ref **tail = &ref_map;
const struct ref *ref;
for_each_ref(add_existing, &existing_refs);
if (!path_list_has_path(&existing_refs, ref_name) &&
!path_list_has_path(&new_refs, ref_name) &&
- has_sha1_file(ref->old_sha1)) {
+ (has_sha1_file(ref->old_sha1) ||
+ will_fetch(head, ref->old_sha1))) {
path_list_insert(ref_name, &new_refs);
rm = alloc_ref(strlen(ref_name) + 1);
strcpy(rm->peer_ref->name, ref_name);
hashcpy(rm->old_sha1, ref_sha1);
- *tail = rm;
- tail = &rm->next;
+ **tail = rm;
+ *tail = &rm->next;
}
free(ref_name);
}
-
- return ref_map;
+ path_list_clear(&existing_refs, 0);
+ path_list_clear(&new_refs, 0);
}
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
- struct ref *ref_map, *fetch_map;
+ struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
- if (transport->remote->fetch_tags == 2 && !no_tags)
- tags = 1;
+ if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
+ tags = TAGS_SET;
if (transport->remote->fetch_tags == -1)
- no_tags = 1;
+ tags = TAGS_UNSET;
if (!transport->get_refs_list || !transport->fetch)
die("Don't know how to fetch from %s", transport->url);
read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1);
}
+ if (tags == TAGS_DEFAULT && autotags)
+ transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
if (fetch_refs(transport, ref_map)) {
free_refs(ref_map);
return 1;
}
-
- fetch_map = ref_map;
+ free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
* following ... */
- if (!(tags || no_tags) && autotags) {
- ref_map = find_non_local_tags(transport, fetch_map);
+ if (tags == TAGS_DEFAULT && autotags) {
+ struct ref **tail = &ref_map;
+ ref_map = NULL;
+ find_non_local_tags(transport, &ref_map, &tail);
if (ref_map) {
+ transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
transport_set_option(transport, TRANS_OPT_DEPTH, "0");
fetch_refs(transport, ref_map);
}
free_refs(ref_map);
}
- free_refs(fetch_map);
+ transport_disconnect(transport);
return 0;
}
int i;
static const char **refs = NULL;
int ref_nr = 0;
- const char *upload_pack = NULL;
- int keep = 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]);
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
-
- if (arg[0] != '-')
- break;
- if (!strcmp(arg, "--append") || !strcmp(arg, "-a")) {
- append = 1;
- continue;
- }
- if (!prefixcmp(arg, "--upload-pack=")) {
- upload_pack = arg + 14;
- continue;
- }
- if (!strcmp(arg, "--upload-pack")) {
- i++;
- if (i == argc)
- usage(fetch_usage);
- upload_pack = argv[i];
- continue;
- }
- if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) {
- force = 1;
- continue;
- }
- if (!strcmp(arg, "--no-tags")) {
- no_tags = 1;
- continue;
- }
- if (!strcmp(arg, "--tags") || !strcmp(arg, "-t")) {
- tags = 1;
- continue;
- }
- if (!strcmp(arg, "--keep") || !strcmp(arg, "-k")) {
- keep = 1;
- continue;
- }
- if (!strcmp(arg, "--update-head-ok") || !strcmp(arg, "-u")) {
- update_head_ok = 1;
- continue;
- }
- if (!prefixcmp(arg, "--depth=")) {
- depth = arg + 8;
- continue;
- }
- if (!strcmp(arg, "--depth")) {
- i++;
- if (i == argc)
- usage(fetch_usage);
- depth = argv[i];
- continue;
- }
- if (!strcmp(arg, "--quiet") || !strcmp(arg, "-q")) {
- quiet = 1;
- continue;
- }
- if (!strcmp(arg, "--verbose") || !strcmp(arg, "-v")) {
- verbose++;
- continue;
- }
- usage(fetch_usage);
- }
+ argc = parse_options(argc, argv,
+ builtin_fetch_options, builtin_fetch_usage, 0);
- if (i == argc)
+ if (argc == 0)
remote = remote_get(NULL);
else
- remote = remote_get(argv[i++]);
+ remote = remote_get(argv[0]);
transport = transport_get(remote, remote->url[0]);
if (verbose >= 2)
if (!transport->url)
die("Where do you want to fetch from today?");
- if (i < argc) {
+ if (argc > 1) {
int j = 0;
- refs = xcalloc(argc - i + 1, sizeof(const char *));
- while (i < argc) {
+ refs = xcalloc(argc + 1, sizeof(const char *));
+ for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "tag")) {
char *ref;
i++;
refs[j++] = ref;
} else
refs[j++] = argv[i];
- i++;
}
refs[j] = NULL;
ref_nr = j;