#include "remote.h"
#include "refs.h"
#include "refspec.h"
+#include "object-store.h"
#include "commit.h"
#include "diff.h"
#include "revision.h"
#include "string-list.h"
#include "mergesort.h"
#include "argv-array.h"
+#include "commit-reach.h"
enum map_direction { FROM_SRC, FROM_DST };
return xstrfmt("%s%s", r->rewrite[longest_i]->base, url + longest->len);
}
-static void add_push_refspec(struct remote *remote, const char *ref)
-{
- ALLOC_GROW(remote->push_refspec,
- remote->push_refspec_nr + 1,
- remote->push_refspec_alloc);
- remote->push_refspec[remote->push_refspec_nr++] = ref;
-}
-
-static void add_fetch_refspec(struct remote *remote, const char *ref)
-{
- ALLOC_GROW(remote->fetch_refspec,
- remote->fetch_refspec_nr + 1,
- remote->fetch_refspec_alloc);
- remote->fetch_refspec[remote->fetch_refspec_nr++] = ref;
-}
-
-void add_prune_tags_to_fetch_refspec(struct remote *remote)
-{
- int nr = remote->fetch_refspec_nr;
- int bufsize = nr + 1;
- int size = sizeof(struct refspec_item);
-
- remote->fetch = xrealloc(remote->fetch, size * bufsize);
- memcpy(&remote->fetch[nr], tag_refspec, size);
- add_fetch_refspec(remote, xstrdup(TAG_REFSPEC));
-}
-
static void add_url(struct remote *remote, const char *url)
{
ALLOC_GROW(remote->url, remote->url_nr + 1, remote->url_alloc);
ret = xcalloc(1, sizeof(struct remote));
ret->prune = -1; /* unspecified */
ret->prune_tags = -1; /* unspecified */
+ ret->name = xstrndup(name, len);
+ refspec_init(&ret->push, REFSPEC_PUSH);
+ refspec_init(&ret->fetch, REFSPEC_FETCH);
+
ALLOC_GROW(remotes, remotes_nr + 1, remotes_alloc);
remotes[remotes_nr++] = ret;
- ret->name = xstrndup(name, len);
hashmap_entry_init(ret, lookup_entry.hash);
replaced = hashmap_put(&remotes_hash, ret);
if (skip_prefix(buf.buf, "URL:", &v))
add_url_alias(remote, xstrdup(skip_spaces(v)));
else if (skip_prefix(buf.buf, "Push:", &v))
- add_push_refspec(remote, xstrdup(skip_spaces(v)));
+ refspec_append(&remote->push, skip_spaces(v));
else if (skip_prefix(buf.buf, "Pull:", &v))
- add_fetch_refspec(remote, xstrdup(skip_spaces(v)));
+ refspec_append(&remote->fetch, skip_spaces(v));
}
strbuf_release(&buf);
fclose(f);
frag = "master";
add_url_alias(remote, strbuf_detach(&buf, NULL));
- add_fetch_refspec(remote, xstrfmt("refs/heads/%s:refs/heads/%s",
- frag, remote->name));
+ strbuf_addf(&buf, "refs/heads/%s:refs/heads/%s",
+ frag, remote->name);
+ refspec_append(&remote->fetch, buf.buf);
/*
* Cogito compatible push: push current HEAD to remote #branch
* (master if missing)
*/
- add_push_refspec(remote, xstrfmt("HEAD:refs/heads/%s", frag));
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "HEAD:refs/heads/%s", frag);
+ refspec_append(&remote->push, buf.buf);
remote->fetch_tags = 1; /* always auto-follow */
+ strbuf_release(&buf);
}
static int handle_config(const char *key, const char *value, void *cb)
const char *v;
if (git_config_string(&v, key, value))
return -1;
- add_push_refspec(remote, v);
+ refspec_append(&remote->push, v);
+ free((char *)v);
} else if (!strcmp(subkey, "fetch")) {
const char *v;
if (git_config_string(&v, key, value))
return -1;
- add_fetch_refspec(remote, v);
+ refspec_append(&remote->fetch, v);
+ free((char *)v);
} else if (!strcmp(subkey, "receivepack")) {
const char *v;
if (git_config_string(&v, key, value))
pushremote_for_branch(branch, NULL);
struct remote *remote = remote_get(remote_name);
- if (remote && remote->push_refspec_nr &&
- (dst = apply_refspecs(remote->push,
- remote->push_refspec_nr,
+ if (remote && remote->push.nr &&
+ (dst = apply_refspecs(&remote->push,
branch->refname))) {
if (explicit)
*explicit = 1;
add_url_alias(ret, name);
if (!valid_remote(ret))
return NULL;
- ret->fetch = parse_fetch_refspec(ret->fetch_refspec_nr, ret->fetch_refspec);
- ret->push = parse_push_refspec(ret->push_refspec_nr, ret->push_refspec);
return ret;
}
struct remote *r = remotes[i];
if (!r)
continue;
- if (!r->fetch)
- r->fetch = parse_fetch_refspec(r->fetch_refspec_nr,
- r->fetch_refspec);
- if (!r->push)
- r->push = parse_push_refspec(r->push_refspec_nr,
- r->push_refspec);
result = fn(r, priv);
}
return result;
return ret;
}
-static void query_refspecs_multiple(struct refspec_item *refs, int ref_count, struct refspec_item *query, struct string_list *results)
+static void query_refspecs_multiple(struct refspec *rs,
+ struct refspec_item *query,
+ struct string_list *results)
{
int i;
int find_src = !query->src;
if (find_src && !query->dst)
error("query_refspecs_multiple: need either src or dst");
- for (i = 0; i < ref_count; i++) {
- struct refspec_item *refspec = &refs[i];
+ for (i = 0; i < rs->nr; i++) {
+ struct refspec_item *refspec = &rs->items[i];
const char *key = find_src ? refspec->dst : refspec->src;
const char *value = find_src ? refspec->src : refspec->dst;
const char *needle = find_src ? query->dst : query->src;
}
}
-int query_refspecs(struct refspec_item *refs, int ref_count, struct refspec_item *query)
+int query_refspecs(struct refspec *rs, struct refspec_item *query)
{
int i;
int find_src = !query->src;
if (find_src && !query->dst)
return error("query_refspecs: need either src or dst");
- for (i = 0; i < ref_count; i++) {
- struct refspec_item *refspec = &refs[i];
+ for (i = 0; i < rs->nr; i++) {
+ struct refspec_item *refspec = &rs->items[i];
const char *key = find_src ? refspec->dst : refspec->src;
const char *value = find_src ? refspec->src : refspec->dst;
return -1;
}
-char *apply_refspecs(struct refspec_item *refspecs, int nr_refspec,
- const char *name)
+char *apply_refspecs(struct refspec *rs, const char *name)
{
struct refspec_item query;
memset(&query, 0, sizeof(struct refspec_item));
query.src = (char *)name;
- if (query_refspecs(refspecs, nr_refspec, &query))
+ if (query_refspecs(rs, &query))
return NULL;
return query.dst;
int remote_find_tracking(struct remote *remote, struct refspec_item *refspec)
{
- return query_refspecs(remote->fetch, remote->fetch_refspec_nr, refspec);
+ return query_refspecs(&remote->fetch, refspec);
}
static struct ref *alloc_ref_with_prefix(const char *prefix, size_t prefixlen,
}
static int match_explicit_refs(struct ref *src, struct ref *dst,
- struct ref ***dst_tail, struct refspec_item *rs,
- int rs_nr)
+ struct ref ***dst_tail, struct refspec *rs)
{
int i, errs;
- for (i = errs = 0; i < rs_nr; i++)
- errs += match_explicit(src, dst, dst_tail, &rs[i]);
+ for (i = errs = 0; i < rs->nr; i++)
+ errs += match_explicit(src, dst, dst_tail, &rs->items[i]);
return errs;
}
-static char *get_ref_match(const struct refspec_item *rs, int rs_nr, const struct ref *ref,
- int send_mirror, int direction, const struct refspec_item **ret_pat)
+static char *get_ref_match(const struct refspec *rs, const struct ref *ref,
+ int send_mirror, int direction,
+ const struct refspec_item **ret_pat)
{
const struct refspec_item *pat;
char *name;
int i;
int matching_refs = -1;
- for (i = 0; i < rs_nr; i++) {
- if (rs[i].matching &&
- (matching_refs == -1 || rs[i].force)) {
+ for (i = 0; i < rs->nr; i++) {
+ const struct refspec_item *item = &rs->items[i];
+ if (item->matching &&
+ (matching_refs == -1 || item->force)) {
matching_refs = i;
continue;
}
- if (rs[i].pattern) {
- const char *dst_side = rs[i].dst ? rs[i].dst : rs[i].src;
+ if (item->pattern) {
+ const char *dst_side = item->dst ? item->dst : item->src;
int match;
if (direction == FROM_SRC)
- match = match_name_with_pattern(rs[i].src, ref->name, dst_side, &name);
+ match = match_name_with_pattern(item->src, ref->name, dst_side, &name);
else
- match = match_name_with_pattern(dst_side, ref->name, rs[i].src, &name);
+ match = match_name_with_pattern(dst_side, ref->name, item->src, &name);
if (match) {
matching_refs = i;
break;
if (matching_refs == -1)
return NULL;
- pat = rs + matching_refs;
+ pat = &rs->items[matching_refs];
if (pat->matching) {
/*
* "matching refs"; traditionally we pushed everything
if (is_null_oid(oid))
return;
- commit = lookup_commit_reference_gently(oid, 1);
+ commit = lookup_commit_reference_gently(the_repository, oid, 1);
if (!commit || (commit->object.flags & TMP_MARK))
return;
commit->object.flags |= TMP_MARK;
continue; /* not a tag */
if (string_list_has_string(&dst_tag, ref->name))
continue; /* they already have it */
- if (oid_object_info(&ref->new_oid, NULL) != OBJ_TAG)
+ if (oid_object_info(the_repository, &ref->new_oid, NULL) != OBJ_TAG)
continue; /* be conservative */
item = string_list_append(&src_tag, ref->name);
item->util = ref;
* sent to the other side.
*/
if (sent_tips.nr) {
+ const int reachable_flag = 1;
+ struct commit_list *found_commits;
+ struct commit **src_commits;
+ int nr_src_commits = 0, alloc_src_commits = 16;
+ ALLOC_ARRAY(src_commits, alloc_src_commits);
+
for_each_string_list_item(item, &src_tag) {
struct ref *ref = item->util;
+ struct commit *commit;
+
+ if (is_null_oid(&ref->new_oid))
+ continue;
+ commit = lookup_commit_reference_gently(the_repository,
+ &ref->new_oid,
+ 1);
+ if (!commit)
+ /* not pushing a commit, which is not an error */
+ continue;
+
+ ALLOC_GROW(src_commits, nr_src_commits + 1, alloc_src_commits);
+ src_commits[nr_src_commits++] = commit;
+ }
+
+ found_commits = get_reachable_subset(sent_tips.tip, sent_tips.nr,
+ src_commits, nr_src_commits,
+ reachable_flag);
+
+ for_each_string_list_item(item, &src_tag) {
struct ref *dst_ref;
+ struct ref *ref = item->util;
struct commit *commit;
if (is_null_oid(&ref->new_oid))
continue;
- commit = lookup_commit_reference_gently(&ref->new_oid,
+ commit = lookup_commit_reference_gently(the_repository,
+ &ref->new_oid,
1);
if (!commit)
/* not pushing a commit, which is not an error */
* Is this tag, which they do not have, reachable from
* any of the commits we are sending?
*/
- if (!in_merge_bases_many(commit, sent_tips.nr, sent_tips.tip))
+ if (!(commit->object.flags & reachable_flag))
continue;
/* Add it in */
oidcpy(&dst_ref->new_oid, &ref->new_oid);
dst_ref->peer_ref = copy_ref(ref);
}
+
+ clear_commit_marks_many(nr_src_commits, src_commits, reachable_flag);
+ free(src_commits);
+ free_commit_list(found_commits);
}
+
string_list_clear(&src_tag, 0);
free(sent_tips.tip);
}
* but we can catch some errors early before even talking to the
* remote side.
*/
-int check_push_refs(struct ref *src, int nr_refspec, const char **refspec_names)
+int check_push_refs(struct ref *src, struct refspec *rs)
{
- struct refspec refspec = REFSPEC_INIT_PUSH;
int ret = 0;
int i;
- refspec_appendn(&refspec, refspec_names, nr_refspec);
+ for (i = 0; i < rs->nr; i++) {
+ struct refspec_item *item = &rs->items[i];
- for (i = 0; i < refspec.nr; i++) {
- struct refspec_item *rs = &refspec.items[i];
-
- if (rs->pattern || rs->matching)
+ if (item->pattern || item->matching)
continue;
- ret |= match_explicit_lhs(src, rs, NULL, NULL);
+ ret |= match_explicit_lhs(src, item, NULL, NULL);
}
- refspec_clear(&refspec);
return ret;
}
* dst (e.g. pushing to a new branch, done in match_explicit_refs).
*/
int match_push_refs(struct ref *src, struct ref **dst,
- int nr_refspec, const char **refspec, int flags)
+ struct refspec *rs, int flags)
{
- struct refspec_item *rs;
int send_all = flags & MATCH_REFS_ALL;
int send_mirror = flags & MATCH_REFS_MIRROR;
int send_prune = flags & MATCH_REFS_PRUNE;
int errs;
- static const char *default_refspec[] = { ":", NULL };
struct ref *ref, **dst_tail = tail_ref(dst);
struct string_list dst_ref_index = STRING_LIST_INIT_NODUP;
- if (!nr_refspec) {
- nr_refspec = 1;
- refspec = default_refspec;
- }
- rs = parse_push_refspec(nr_refspec, (const char **) refspec);
- errs = match_explicit_refs(src, *dst, &dst_tail, rs, nr_refspec);
+ /* If no refspec is provided, use the default ":" */
+ if (!rs->nr)
+ refspec_append(rs, ":");
+
+ errs = match_explicit_refs(src, *dst, &dst_tail, rs);
/* pick the remainder */
for (ref = src; ref; ref = ref->next) {
const struct refspec_item *pat = NULL;
char *dst_name;
- dst_name = get_ref_match(rs, nr_refspec, ref, send_mirror, FROM_SRC, &pat);
+ dst_name = get_ref_match(rs, ref, send_mirror, FROM_SRC, &pat);
if (!dst_name)
continue;
/* We're already sending something to this ref. */
continue;
- src_name = get_ref_match(rs, nr_refspec, ref, send_mirror, FROM_DST, NULL);
+ src_name = get_ref_match(rs, ref, send_mirror, FROM_DST, NULL);
if (src_name) {
if (!src_ref_index.nr)
prepare_ref_index(&src_ref_index, src);
}
string_list_clear(&src_ref_index, 0);
}
+
if (errs)
return -1;
return 0;
ref->deletion = is_null_oid(&ref->new_oid);
if (!ref->deletion &&
- !oidcmp(&ref->old_oid, &ref->new_oid)) {
+ oideq(&ref->old_oid, &ref->new_oid)) {
ref->status = REF_STATUS_UPTODATE;
continue;
}
* branch.
*/
if (ref->expect_old_sha1) {
- if (oidcmp(&ref->old_oid, &ref->old_oid_expect))
+ if (!oideq(&ref->old_oid, &ref->old_oid_expect))
reject_reason = REF_STATUS_REJECT_STALE;
else
/* If the ref isn't stale then force the update. */
reject_reason = REF_STATUS_REJECT_ALREADY_EXISTS;
else if (!has_object_file(&ref->old_oid))
reject_reason = REF_STATUS_REJECT_FETCH_FIRST;
- else if (!lookup_commit_reference_gently(&ref->old_oid, 1) ||
- !lookup_commit_reference_gently(&ref->new_oid, 1))
+ else if (!lookup_commit_reference_gently(the_repository, &ref->old_oid, 1) ||
+ !lookup_commit_reference_gently(the_repository, &ref->new_oid, 1))
reject_reason = REF_STATUS_REJECT_NEEDS_FORCE;
else if (!ref_newer(&ref->new_oid, &ref->old_oid))
reject_reason = REF_STATUS_REJECT_NONFASTFORWARD;
{
char *ret;
- ret = apply_refspecs(remote->fetch, remote->fetch_refspec_nr, refname);
+ ret = apply_refspecs(&remote->fetch, refname);
if (!ret)
return error_buf(err,
_("push destination '%s' on remote '%s' has no local tracking branch"),
_("branch '%s' has no remote for pushing"),
branch->name);
- if (remote->push_refspec_nr) {
+ if (remote->push.nr) {
char *dst;
const char *ret;
- dst = apply_refspecs(remote->push, remote->push_refspec_nr,
- branch->refname);
+ dst = apply_refspecs(&remote->push, branch->refname);
if (!dst)
return error_buf(err,
_("push refspecs for '%s' do not include '%s'"),
}
}
- die("BUG: unhandled push situation");
+ BUG("unhandled push situation");
}
const char *branch_get_push(struct branch *branch, struct strbuf *err)
static const struct ref *find_ref_by_name_abbrev(const struct ref *refs, const char *name)
{
const struct ref *ref;
+ const struct ref *best_match = NULL;
+ int best_score = 0;
+
for (ref = refs; ref; ref = ref->next) {
- if (refname_match(name, ref->name))
- return ref;
+ int score = refname_match(name, ref->name);
+
+ if (best_score < score) {
+ best_match = ref;
+ best_score = score;
+ }
}
- return NULL;
+ return best_match;
}
struct ref *get_remote_ref(const struct ref *remote_refs, const char *name)
if (refspec->exact_sha1) {
ref_map = alloc_ref(name);
get_oid_hex(name, &ref_map->old_oid);
+ ref_map->exact_oid = 1;
} else {
ref_map = get_remote_ref(remote_refs, name);
}
return 1;
}
-static void unmark_and_free(struct commit_list *list, unsigned int mark)
-{
- while (list) {
- struct commit *commit = pop_commit(&list);
- commit->object.flags &= ~mark;
- }
-}
-
-int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid)
-{
- struct object *o;
- struct commit *old_commit, *new_commit;
- struct commit_list *list, *used;
- int found = 0;
-
- /*
- * Both new_commit and old_commit must be commit-ish and new_commit is descendant of
- * old_commit. Otherwise we require --force.
- */
- o = deref_tag(parse_object(old_oid), NULL, 0);
- if (!o || o->type != OBJ_COMMIT)
- return 0;
- old_commit = (struct commit *) o;
-
- o = deref_tag(parse_object(new_oid), NULL, 0);
- if (!o || o->type != OBJ_COMMIT)
- return 0;
- new_commit = (struct commit *) o;
-
- if (parse_commit(new_commit) < 0)
- return 0;
-
- used = list = NULL;
- commit_list_insert(new_commit, &list);
- while (list) {
- new_commit = pop_most_recent_commit(&list, TMP_MARK);
- commit_list_insert(new_commit, &used);
- if (new_commit == old_commit) {
- found = 1;
- break;
- }
- }
- unmark_and_free(list, TMP_MARK);
- unmark_and_free(used, TMP_MARK);
- return found;
-}
-
/*
* Lookup the upstream branch for the given branch and if present, optionally
* compute the commit ahead/behind values for the pair.
/* Cannot stat if what we used to build on no longer exists */
if (read_ref(base, &oid))
return -1;
- theirs = lookup_commit_reference(&oid);
+ theirs = lookup_commit_reference(the_repository, &oid);
if (!theirs)
return -1;
if (read_ref(branch->refname, &oid))
return -1;
- ours = lookup_commit_reference(&oid);
+ ours = lookup_commit_reference(the_repository, &oid);
if (!ours)
return -1;
oid_to_hex(&theirs->object.oid));
argv_array_push(&argv, "--");
- init_revisions(&revs, NULL);
+ repo_init_revisions(the_repository, &revs, NULL);
setup_revisions(argv.argc, argv.argv, &revs, NULL);
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
/* If refs/heads/master could be right, it is. */
if (!all) {
r = find_ref_by_name(refs, "refs/heads/master");
- if (r && !oidcmp(&r->old_oid, &head->old_oid))
+ if (r && oideq(&r->old_oid, &head->old_oid))
return copy_ref(r);
}
for (r = refs; r; r = r->next) {
if (r != head &&
starts_with(r->name, "refs/heads/") &&
- !oidcmp(&r->old_oid, &head->old_oid)) {
+ oideq(&r->old_oid, &head->old_oid)) {
*tail = copy_ref(r);
tail = &((*tail)->next);
if (!all)
struct stale_heads_info {
struct string_list *ref_names;
struct ref **stale_refs_tail;
- struct refspec_item *refs;
- int ref_count;
+ struct refspec *rs;
};
static int get_stale_heads_cb(const char *refname, const struct object_id *oid,
memset(&query, 0, sizeof(struct refspec_item));
query.dst = (char *)refname;
- query_refspecs_multiple(info->refs, info->ref_count, &query, &matches);
+ query_refspecs_multiple(info->rs, &query, &matches);
if (matches.nr == 0)
goto clean_exit; /* No matches */
return 0;
}
-struct ref *get_stale_heads(struct refspec_item *refs, int ref_count, struct ref *fetch_map)
+struct ref *get_stale_heads(struct refspec *rs, struct ref *fetch_map)
{
struct ref *ref, *stale_refs = NULL;
struct string_list ref_names = STRING_LIST_INIT_NODUP;
info.ref_names = &ref_names;
info.stale_refs_tail = &stale_refs;
- info.refs = refs;
- info.ref_count = ref_count;
+ info.rs = rs;
for (ref = fetch_map; ref; ref = ref->next)
string_list_append(&ref_names, ref->name);
string_list_sort(&ref_names);
{
char *dst;
- dst = apply_refspecs(remote->fetch, remote->fetch_refspec_nr, refname);
+ dst = apply_refspecs(&remote->fetch, refname);
if (!dst)
return -1; /* no tracking ref for refname at remote */
if (read_ref(dst, oid))