static struct remote **remotes;
static int remotes_alloc;
static int remotes_nr;
+static struct hashmap remotes_hash;
static struct branch **branches;
static int branches_alloc;
add_pushurl_alias(remote, url);
}
+struct remotes_hash_key {
+ const char *str;
+ int len;
+};
+
+static int remotes_hash_cmp(const struct remote *a, const struct remote *b, const struct remotes_hash_key *key)
+{
+ if (key)
+ return strncmp(a->name, key->str, key->len) || a->name[key->len];
+ else
+ return strcmp(a->name, b->name);
+}
+
+static inline void init_remotes_hash(void)
+{
+ if (!remotes_hash.cmpfn)
+ hashmap_init(&remotes_hash, (hashmap_cmp_fn)remotes_hash_cmp, 0);
+}
+
static struct remote *make_remote(const char *name, int len)
{
- struct remote *ret;
- int i;
+ struct remote *ret, *replaced;
+ struct remotes_hash_key lookup;
+ struct hashmap_entry lookup_entry;
- for (i = 0; i < remotes_nr; i++) {
- if (len ? (!strncmp(name, remotes[i]->name, len) &&
- !remotes[i]->name[len]) :
- !strcmp(name, remotes[i]->name))
- return remotes[i];
- }
+ if (!len)
+ len = strlen(name);
+
+ init_remotes_hash();
+ lookup.str = name;
+ lookup.len = len;
+ hashmap_entry_init(&lookup_entry, memhash(name, len));
+
+ if ((ret = hashmap_get(&remotes_hash, &lookup_entry, &lookup)) != NULL)
+ return ret;
ret = xcalloc(1, sizeof(struct remote));
ret->prune = -1; /* unspecified */
ALLOC_GROW(remotes, remotes_nr + 1, remotes_alloc);
remotes[remotes_nr++] = ret;
- if (len)
- ret->name = xstrndup(name, len);
- else
- ret->name = xstrdup(name);
+ ret->name = xstrndup(name, len);
+
+ hashmap_entry_init(ret, lookup_entry.hash);
+ replaced = hashmap_put(&remotes_hash, ret);
+ assert(replaced == NULL); /* no previous entry overwritten */
return ret;
}
{
struct branch *ret;
int i;
- char *refname;
for (i = 0; i < branches_nr; i++) {
if (len ? (!strncmp(name, branches[i]->name, len) &&
ret->name = xstrndup(name, len);
else
ret->name = xstrdup(name);
- refname = xmalloc(strlen(name) + strlen("refs/heads/") + 1);
- strcpy(refname, "refs/heads/");
- strcpy(refname + strlen("refs/heads/"), ret->name);
- ret->refname = refname;
+ ret->refname = xstrfmt("refs/heads/%s", ret->name);
return ret;
}
current_branch = NULL;
head_ref = resolve_ref_unsafe("HEAD", sha1, 0, &flag);
if (head_ref && (flag & REF_ISSYMREF) &&
- starts_with(head_ref, "refs/heads/")) {
- current_branch =
- make_branch(head_ref + strlen("refs/heads/"), 0);
+ skip_prefix(head_ref, "refs/heads/", &head_ref)) {
+ current_branch = make_branch(head_ref, 0);
}
git_config(handle_config, NULL);
if (branch_pushremote_name) {
static struct refspec *parse_refspec_internal(int nr_refspec, const char **refspec, int fetch, int verify)
{
int i;
- struct refspec *rs = xcalloc(sizeof(*rs), nr_refspec);
+ struct refspec *rs = xcalloc(nr_refspec, sizeof(*rs));
for (i = 0; i < nr_refspec; i++) {
size_t llen;
int remote_is_configured(const char *name)
{
- int i;
+ struct remotes_hash_key lookup;
+ struct hashmap_entry lookup_entry;
read_config();
- for (i = 0; i < remotes_nr; i++)
- if (!strcmp(name, remotes[i]->name))
- return 1;
- return 0;
+ init_remotes_hash();
+ lookup.str = name;
+ lookup.len = strlen(name);
+ hashmap_entry_init(&lookup_entry, memhash(name, lookup.len));
+
+ return hashmap_get(&remotes_hash, &lookup_entry, &lookup) != NULL;
}
int for_each_remote(each_remote_fn fn, void *priv)
ret = !strncmp(name, key, klen) && namelen >= klen + ksuffixlen &&
!memcmp(name + namelen - ksuffixlen, kstar + 1, ksuffixlen);
if (ret && value) {
+ struct strbuf sb = STRBUF_INIT;
const char *vstar = strchr(value, '*');
- size_t vlen;
- size_t vsuffixlen;
if (!vstar)
die("Value '%s' of pattern has no '*'", value);
- vlen = vstar - value;
- vsuffixlen = strlen(vstar + 1);
- *result = xmalloc(vlen + vsuffixlen +
- strlen(name) -
- klen - ksuffixlen + 1);
- strncpy(*result, value, vlen);
- strncpy(*result + vlen,
- name + klen, namelen - klen - ksuffixlen);
- strcpy(*result + vlen + namelen - klen - ksuffixlen,
- vstar + 1);
+ strbuf_add(&sb, value, vstar - value);
+ strbuf_add(&sb, name + klen, namelen - klen - ksuffixlen);
+ strbuf_addstr(&sb, vstar + 1);
+ *result = strbuf_detach(&sb, NULL);
}
return ret;
}
}
}
if (!matched) {
- *matched_ref = matched_weak;
+ if (matched_ref)
+ *matched_ref = matched_weak;
return weak_match;
}
else {
- *matched_ref = matched;
+ if (matched_ref)
+ *matched_ref = matched;
return match;
}
}
return ref;
}
-static struct ref *try_explicit_object_name(const char *name)
+static int try_explicit_object_name(const char *name,
+ struct ref **match)
{
unsigned char sha1[20];
- struct ref *ref;
- if (!*name)
- return alloc_delete_ref();
+ if (!*name) {
+ if (match)
+ *match = alloc_delete_ref();
+ return 0;
+ }
+
if (get_sha1(name, sha1))
- return NULL;
- ref = alloc_ref(name);
- hashcpy(ref->new_sha1, sha1);
- return ref;
+ return -1;
+
+ if (match) {
+ *match = alloc_ref(name);
+ hashcpy((*match)->new_sha1, sha1);
+ }
+ return 0;
}
static struct ref *make_linked_ref(const char *name, struct ref ***tail)
return strbuf_detach(&buf, NULL);
}
+static int match_explicit_lhs(struct ref *src,
+ struct refspec *rs,
+ struct ref **match,
+ int *allocated_match)
+{
+ switch (count_refspec_match(rs->src, src, match)) {
+ case 1:
+ if (allocated_match)
+ *allocated_match = 0;
+ return 0;
+ case 0:
+ /* The source could be in the get_sha1() format
+ * not a reference name. :refs/other is a
+ * way to delete 'other' ref at the remote end.
+ */
+ if (try_explicit_object_name(rs->src, match) < 0)
+ return error("src refspec %s does not match any.", rs->src);
+ if (allocated_match)
+ *allocated_match = 1;
+ return 0;
+ default:
+ return error("src refspec %s matches more than one.", rs->src);
+ }
+}
+
static int match_explicit(struct ref *src, struct ref *dst,
struct ref ***dst_tail,
struct refspec *rs)
{
struct ref *matched_src, *matched_dst;
- int copy_src;
+ int allocated_src;
const char *dst_value = rs->dst;
char *dst_guess;
return 0;
matched_src = matched_dst = NULL;
- switch (count_refspec_match(rs->src, src, &matched_src)) {
- case 1:
- copy_src = 1;
- break;
- case 0:
- /* The source could be in the get_sha1() format
- * not a reference name. :refs/other is a
- * way to delete 'other' ref at the remote end.
- */
- matched_src = try_explicit_object_name(rs->src);
- if (!matched_src)
- return error("src refspec %s does not match any.", rs->src);
- copy_src = 0;
- break;
- default:
- return error("src refspec %s matches more than one.", rs->src);
- }
+ if (match_explicit_lhs(src, rs, &matched_src, &allocated_src) < 0)
+ return -1;
if (!dst_value) {
unsigned char sha1[20];
case 1:
break;
case 0:
- if (!memcmp(dst_value, "refs/", 5))
+ if (starts_with(dst_value, "refs/"))
matched_dst = make_linked_ref(dst_value, dst_tail);
else if (is_null_sha1(matched_src->new_sha1))
error("unable to delete '%s': remote ref does not exist",
return error("dst ref %s receives from more than one src.",
matched_dst->name);
else {
- matched_dst->peer_ref = copy_src ? copy_ref(matched_src) : matched_src;
+ matched_dst->peer_ref = allocated_src ?
+ matched_src :
+ copy_ref(matched_src);
matched_dst->force = rs->force;
}
return 0;
sort_string_list(ref_index);
}
+/*
+ * Given only the set of local refs, sanity-check the set of push
+ * refspecs. We can't catch all errors that match_push_refs would,
+ * 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)
+{
+ struct refspec *refspec = parse_push_refspec(nr_refspec, refspec_names);
+ int ret = 0;
+ int i;
+
+ for (i = 0; i < nr_refspec; i++) {
+ struct refspec *rs = refspec + i;
+
+ if (rs->pattern || rs->matching)
+ continue;
+
+ ret |= match_explicit_lhs(src, rs, NULL, NULL);
+ }
+
+ free_refspec(nr_refspec, refspec);
+ return ret;
+}
+
/*
* Given the set of refs the local repository has, the set of refs the
* remote repository has, and the refspec used for push, determine
init_revisions(&revs, NULL);
setup_revisions(rev_argc, rev_argv, &revs, NULL);
- prepare_revision_walk(&revs);
+ if (prepare_revision_walk(&revs))
+ die("revision walk setup failed");
/* ... and count the commits on each side. */
*num_ours = 0;
int format_tracking_info(struct branch *branch, struct strbuf *sb)
{
int ours, theirs;
- const char *base;
+ char *base;
int upstream_is_gone = 0;
switch (stat_tracking_info(branch, &ours, &theirs)) {
break;
}
- base = branch->merge[0]->dst;
- base = shorten_unambiguous_ref(base, 0);
+ base = shorten_unambiguous_ref(branch->merge[0]->dst, 0);
if (upstream_is_gone) {
strbuf_addf(sb,
_("Your branch is based on '%s', but the upstream is gone.\n"),
strbuf_addf(sb,
_(" (use \"git pull\" to merge the remote branch into yours)\n"));
}
+ free(base);
return 1;
}