#include "sigchain.h"
#include "transport.h"
#include "submodule.h"
+#include "connected.h"
static const char * const builtin_fetch_usage[] = {
"git fetch [<options>] [<repository> [<refspec>...]]",
static int update_local_ref(struct ref *ref,
const char *remote,
- char *display)
+ struct strbuf *display)
{
struct commit *current = NULL, *updated;
enum object_type type;
struct branch *current_branch = branch_get(NULL);
const char *pretty_ref = prettify_refname(ref->name);
- *display = 0;
type = sha1_object_info(ref->new_sha1, NULL);
if (type < 0)
die(_("object %s not found"), sha1_to_hex(ref->new_sha1));
if (!hashcmp(ref->old_sha1, ref->new_sha1)) {
if (verbosity > 0)
- sprintf(display, "= %-*s %-*s -> %s", TRANSPORT_SUMMARY_WIDTH,
- _("[up to date]"), REFCOL_WIDTH, remote,
- pretty_ref);
+ strbuf_addf(display, "= %-*s %-*s -> %s",
+ TRANSPORT_SUMMARY_WIDTH,
+ _("[up to date]"), REFCOL_WIDTH,
+ remote, pretty_ref);
return 0;
}
* If this is the head, and it's not okay to update
* the head, and the old value of the head isn't empty...
*/
- sprintf(display, _("! %-*s %-*s -> %s (can't fetch in current branch)"),
- TRANSPORT_SUMMARY_WIDTH, _("[rejected]"), REFCOL_WIDTH, remote,
- pretty_ref);
+ strbuf_addf(display,
+ _("! %-*s %-*s -> %s (can't fetch in current branch)"),
+ TRANSPORT_SUMMARY_WIDTH, _("[rejected]"),
+ REFCOL_WIDTH, remote, pretty_ref);
return 1;
}
!prefixcmp(ref->name, "refs/tags/")) {
int r;
r = s_update_ref("updating tag", ref, 0);
- sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '-',
- TRANSPORT_SUMMARY_WIDTH, _("[tag update]"), REFCOL_WIDTH, remote,
- pretty_ref, r ? _(" (unable to update local ref)") : "");
+ strbuf_addf(display, "%c %-*s %-*s -> %s%s",
+ r ? '!' : '-',
+ TRANSPORT_SUMMARY_WIDTH, _("[tag update]"),
+ REFCOL_WIDTH, remote, pretty_ref,
+ r ? _(" (unable to update local ref)") : "");
return r;
}
}
r = s_update_ref(msg, ref, 0);
- sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '*',
- TRANSPORT_SUMMARY_WIDTH, what, REFCOL_WIDTH, remote, pretty_ref,
- r ? _(" (unable to update local ref)") : "");
+ strbuf_addf(display, "%c %-*s %-*s -> %s%s",
+ r ? '!' : '*',
+ TRANSPORT_SUMMARY_WIDTH, what,
+ REFCOL_WIDTH, remote, pretty_ref,
+ r ? _(" (unable to update local ref)") : "");
return r;
}
(recurse_submodules != RECURSE_SUBMODULES_ON))
check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref("fast-forward", ref, 1);
- sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : ' ',
- TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
- pretty_ref, r ? _(" (unable to update local ref)") : "");
+ strbuf_addf(display, "%c %-*s %-*s -> %s%s",
+ r ? '!' : ' ',
+ TRANSPORT_SUMMARY_WIDTH, quickref,
+ REFCOL_WIDTH, remote, pretty_ref,
+ r ? _(" (unable to update local ref)") : "");
return r;
} else if (force || ref->force) {
char quickref[84];
(recurse_submodules != RECURSE_SUBMODULES_ON))
check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref("forced-update", ref, 1);
- sprintf(display, "%c %-*s %-*s -> %s (%s)", r ? '!' : '+',
- TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
- pretty_ref,
- r ? _("unable to update local ref") : _("forced update"));
+ strbuf_addf(display, "%c %-*s %-*s -> %s (%s)",
+ r ? '!' : '+',
+ TRANSPORT_SUMMARY_WIDTH, quickref,
+ REFCOL_WIDTH, remote, pretty_ref,
+ r ? _("unable to update local ref") : _("forced update"));
return r;
} else {
- sprintf(display, "! %-*s %-*s -> %s %s",
- TRANSPORT_SUMMARY_WIDTH, _("[rejected]"), REFCOL_WIDTH, remote,
- pretty_ref, _("(non-fast-forward)"));
+ strbuf_addf(display, "! %-*s %-*s -> %s %s",
+ TRANSPORT_SUMMARY_WIDTH, _("[rejected]"),
+ REFCOL_WIDTH, remote, pretty_ref,
+ _("(non-fast-forward)"));
return 1;
}
}
-/*
- * The ref_map records the tips of the refs we are fetching. If
- *
- * $ git rev-list --verify-objects --stdin --not --all
- *
- * (feeding all the refs in ref_map on its standard input) does not
- * error out, that means everything reachable from these updated refs
- * locally exists and is connected to some of our existing refs.
- *
- * Returns 0 if everything is connected, non-zero otherwise.
- */
-static int check_everything_connected(struct ref *ref_map, int quiet)
+static int iterate_ref_map(void *cb_data, unsigned char sha1[20])
{
- struct child_process rev_list;
- const char *argv[] = {"rev-list", "--verify-objects",
- "--stdin", "--not", "--all", NULL, NULL};
- char commit[41];
- struct ref *ref;
- int err = 0;
-
- if (!ref_map)
- return 0;
+ struct ref **rm = cb_data;
+ struct ref *ref = *rm;
- if (quiet)
- argv[5] = "--quiet";
-
- memset(&rev_list, 0, sizeof(rev_list));
- rev_list.argv = argv;
- rev_list.git_cmd = 1;
- rev_list.in = -1;
- rev_list.no_stdout = 1;
- rev_list.no_stderr = quiet;
- if (start_command(&rev_list))
- return error(_("Could not run 'git rev-list'"));
-
- sigchain_push(SIGPIPE, SIG_IGN);
-
- memcpy(commit + 40, "\n", 2);
- for (ref = ref_map; ref; ref = ref->next) {
- memcpy(commit, sha1_to_hex(ref->old_sha1), 40);
- if (write_in_full(rev_list.in, commit, 41) < 0) {
- if (errno != EPIPE && errno != EINVAL)
- error(_("failed write to rev-list: %s"),
- strerror(errno));
- err = -1;
- break;
- }
- }
- if (close(rev_list.in)) {
- error(_("failed to close rev-list's stdin: %s"), strerror(errno));
- err = -1;
- }
-
- sigchain_pop(SIGPIPE);
-
- return finish_command(&rev_list) || err;
+ if (!ref)
+ return -1; /* end of the list */
+ *rm = ref->next;
+ hashcpy(sha1, ref->old_sha1);
+ return 0;
}
static int store_updated_refs(const char *raw_url, const char *remote_name,
{
FILE *fp;
struct commit *commit;
- int url_len, i, note_len, shown_url = 0, rc = 0;
- char note[1024];
+ int url_len, i, shown_url = 0, rc = 0;
+ struct strbuf note = STRBUF_INIT;
const char *what, *kind;
struct ref *rm;
char *url, *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD");
else
url = xstrdup("foreign");
- if (check_everything_connected(ref_map, 0))
- return error(_("%s did not send all necessary objects\n"), url);
+ rm = ref_map;
+ if (check_everything_connected(iterate_ref_map, 0, &rm)) {
+ rc = error(_("%s did not send all necessary objects\n"), url);
+ goto abort;
+ }
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
if (4 < i && !strncmp(".git", url + i - 3, 4))
url_len = i - 3;
- note_len = 0;
+ strbuf_reset(¬e);
if (*what) {
if (*kind)
- note_len += sprintf(note + note_len, "%s ",
- kind);
- note_len += sprintf(note + note_len, "'%s' of ", what);
+ strbuf_addf(¬e, "%s ", kind);
+ strbuf_addf(¬e, "'%s' of ", what);
}
- note[note_len] = '\0';
fprintf(fp, "%s\t%s\t%s",
- sha1_to_hex(commit ? commit->object.sha1 :
- rm->old_sha1),
+ sha1_to_hex(rm->old_sha1),
rm->merge ? "" : "not-for-merge",
- note);
+ note.buf);
for (i = 0; i < url_len; ++i)
if ('\n' == url[i])
fputs("\\n", fp);
fputc(url[i], fp);
fputc('\n', fp);
+ strbuf_reset(¬e);
if (ref) {
- rc |= update_local_ref(ref, what, note);
+ rc |= update_local_ref(ref, what, ¬e);
free(ref);
} else
- sprintf(note, "* %-*s %-*s -> FETCH_HEAD",
- TRANSPORT_SUMMARY_WIDTH, *kind ? kind : "branch",
- REFCOL_WIDTH, *what ? what : "HEAD");
- if (*note) {
+ strbuf_addf(¬e, "* %-*s %-*s -> FETCH_HEAD",
+ TRANSPORT_SUMMARY_WIDTH,
+ *kind ? kind : "branch",
+ REFCOL_WIDTH,
+ *what ? what : "HEAD");
+ if (note.len) {
if (verbosity >= 0 && !shown_url) {
fprintf(stderr, _("From %.*s\n"),
url_len, url);
shown_url = 1;
}
if (verbosity >= 0)
- fprintf(stderr, " %s\n", note);
+ fprintf(stderr, " %s\n", note.buf);
}
}
- free(url);
- fclose(fp);
+
if (rc & STORE_REF_ERROR_DF_CONFLICT)
error(_("some local refs could not be updated; try running\n"
" 'git remote prune %s' to remove any old, conflicting "
"branches"), remote_name);
+
+ abort:
+ strbuf_release(¬e);
+ free(url);
+ fclose(fp);
return rc;
}
*/
static int quickfetch(struct ref *ref_map)
{
+ struct ref *rm = ref_map;
+
/*
* If we are deepening a shallow clone we already have these
* objects reachable. Running rev-list here will return with
*/
if (depth)
return -1;
- return check_everything_connected(ref_map, 1);
+ return check_everything_connected(iterate_ref_map, 1, &rm);
}
static int fetch_refs(struct transport *transport, struct ref *ref_map)
return ret;
}
-static int prune_refs(struct transport *transport, struct ref *ref_map)
+static int prune_refs(struct refspec *refs, int ref_count, struct ref *ref_map)
{
int result = 0;
- struct ref *ref, *stale_refs = get_stale_heads(transport->remote, ref_map);
+ struct ref *ref, *stale_refs = get_stale_heads(refs, ref_count, ref_map);
const char *dangling_msg = dry_run
? _(" (%s will become dangling)\n")
: _(" (%s has become dangling)\n");
free_refs(ref_map);
return 1;
}
- if (prune)
- prune_refs(transport, ref_map);
+ if (prune) {
+ /* If --tags was specified, pretend the user gave us the canonical tags refspec */
+ if (tags == TAGS_SET) {
+ const char *tags_str = "refs/tags/*:refs/tags/*";
+ struct refspec *tags_refspec, *refspec;
+
+ /* Copy the refspec and add the tags to it */
+ refspec = xcalloc(ref_count + 1, sizeof(struct refspec));
+ tags_refspec = parse_fetch_refspec(1, &tags_str);
+ memcpy(refspec, refs, ref_count * sizeof(struct refspec));
+ memcpy(&refspec[ref_count], tags_refspec, sizeof(struct refspec));
+ ref_count++;
+
+ prune_refs(refspec, ref_count, ref_map);
+
+ ref_count--;
+ /* The rest of the strings belong to fetch_one */
+ free_refspec(1, tags_refspec);
+ free(refspec);
+ } else if (ref_count) {
+ prune_refs(refs, ref_count, ref_map);
+ } else {
+ prune_refs(transport->remote->fetch, transport->remote->fetch_refspec_nr, ref_map);
+ }
+ }
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
{
int i;
static const char **refs = NULL;
+ struct refspec *refspec;
int ref_nr = 0;
int exit_code;
sigchain_push_common(unlock_pack_on_signal);
atexit(unlock_pack);
- exit_code = do_fetch(transport,
- parse_fetch_refspec(ref_nr, refs), ref_nr);
+ refspec = parse_fetch_refspec(ref_nr, refs);
+ exit_code = do_fetch(transport, refspec, ref_nr);
+ free_refspec(ref_nr, refspec);
transport_disconnect(transport);
transport = NULL;
return exit_code;
argc = parse_options(argc, argv, prefix,
builtin_fetch_options, builtin_fetch_usage, 0);
+ if (recurse_submodules != RECURSE_SUBMODULES_OFF) {
+ if (recurse_submodules_default) {
+ int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default);
+ set_config_fetch_recurse_submodules(arg);
+ }
+ gitmodules_config();
+ git_config(submodule_config, NULL);
+ }
+
if (all) {
if (argc == 1)
die(_("fetch --all does not take a repository argument"));
if (!result && (recurse_submodules != RECURSE_SUBMODULES_OFF)) {
const char *options[10];
int num_options = 0;
- if (recurse_submodules_default) {
- int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default);
- set_config_fetch_recurse_submodules(arg);
- }
- gitmodules_config();
- git_config(submodule_config, NULL);
add_options_to_argv(&num_options, options);
result = fetch_populated_submodules(num_options, options,
submodule_prefix,