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-rw-r--r--remote.c159
1 files changed, 96 insertions, 63 deletions
diff --git a/remote.c b/remote.c
index eea2c8d..7b71ebf 100644
--- a/remote.c
+++ b/remote.c
@@ -42,6 +42,7 @@ struct rewrites {
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;
@@ -136,26 +137,51 @@ static void add_url_alias(struct remote *remote, const char *url)
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;
}
@@ -170,7 +196,6 @@ static struct branch *make_branch(const char *name, int len)
{
struct branch *ret;
int i;
- char *refname;
for (i = 0; i < branches_nr; i++) {
if (len ? (!strncmp(name, branches[i]->name, len) &&
@@ -186,10 +211,7 @@ static struct branch *make_branch(const char *name, int 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;
}
@@ -486,11 +508,10 @@ static void read_config(void)
return;
default_remote_name = "origin";
current_branch = NULL;
- head_ref = resolve_ref_unsafe("HEAD", sha1, 0, &flag);
+ head_ref = resolve_ref_unsafe("HEAD", 0, sha1, &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) {
@@ -523,7 +544,7 @@ static void free_refspecs(struct refspec *refspec, int nr_refspec)
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;
@@ -722,13 +743,16 @@ struct remote *pushremote_get(const char *name)
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)
@@ -838,21 +862,14 @@ static int match_name_with_pattern(const char *key, const char *name,
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;
}
@@ -958,8 +975,8 @@ struct ref *copy_ref(const struct ref *ref)
cpy = xmalloc(sizeof(struct ref) + len + 1);
memcpy(cpy, ref, sizeof(struct ref) + len + 1);
cpy->next = NULL;
- cpy->symref = ref->symref ? xstrdup(ref->symref) : NULL;
- cpy->remote_status = ref->remote_status ? xstrdup(ref->remote_status) : NULL;
+ cpy->symref = xstrdup_or_null(ref->symref);
+ cpy->remote_status = xstrdup_or_null(ref->remote_status);
cpy->peer_ref = copy_ref(ref->peer_ref);
return cpy;
}
@@ -1121,7 +1138,8 @@ static char *guess_ref(const char *name, struct ref *peer)
struct strbuf buf = STRBUF_INIT;
unsigned char sha1[20];
- const char *r = resolve_ref_unsafe(peer->name, sha1, 1, NULL);
+ const char *r = resolve_ref_unsafe(peer->name, RESOLVE_REF_READING,
+ sha1, NULL);
if (!r)
return NULL;
@@ -1182,7 +1200,9 @@ static int match_explicit(struct ref *src, struct ref *dst,
unsigned char sha1[20];
int flag;
- dst_value = resolve_ref_unsafe(matched_src->name, sha1, 1, &flag);
+ dst_value = resolve_ref_unsafe(matched_src->name,
+ RESOLVE_REF_READING,
+ sha1, &flag);
if (!dst_value ||
((flag & REF_ISSYMREF) &&
!starts_with(dst_value, "refs/heads/")))
@@ -1194,7 +1214,7 @@ static int match_explicit(struct ref *src, struct ref *dst,
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",
@@ -1336,7 +1356,7 @@ static void add_missing_tags(struct ref *src, struct ref **dst, struct ref ***ds
}
clear_commit_marks_many(sent_tips.nr, sent_tips.tip, TMP_MARK);
- sort_string_list(&dst_tag);
+ string_list_sort(&dst_tag);
/* Collect tags they do not have. */
for (ref = src; ref; ref = ref->next) {
@@ -1401,7 +1421,7 @@ static void prepare_ref_index(struct string_list *ref_index, struct ref *ref)
for ( ; ref; ref = ref->next)
string_list_append_nodup(ref_index, ref->name)->util = ref;
- sort_string_list(ref_index);
+ string_list_sort(ref_index);
}
/*
@@ -1611,6 +1631,27 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror,
}
}
+static void set_merge(struct branch *ret)
+{
+ char *ref;
+ unsigned char sha1[20];
+ int i;
+
+ ret->merge = xcalloc(ret->merge_nr, sizeof(*ret->merge));
+ for (i = 0; i < ret->merge_nr; i++) {
+ ret->merge[i] = xcalloc(1, sizeof(**ret->merge));
+ ret->merge[i]->src = xstrdup(ret->merge_name[i]);
+ if (!remote_find_tracking(ret->remote, ret->merge[i]) ||
+ strcmp(ret->remote_name, "."))
+ continue;
+ if (dwim_ref(ret->merge_name[i], strlen(ret->merge_name[i]),
+ sha1, &ref) == 1)
+ ret->merge[i]->dst = ref;
+ else
+ ret->merge[i]->dst = xstrdup(ret->merge_name[i]);
+ }
+}
+
struct branch *branch_get(const char *name)
{
struct branch *ret;
@@ -1622,17 +1663,8 @@ struct branch *branch_get(const char *name)
ret = make_branch(name, 0);
if (ret && ret->remote_name) {
ret->remote = remote_get(ret->remote_name);
- if (ret->merge_nr) {
- int i;
- ret->merge = xcalloc(ret->merge_nr, sizeof(*ret->merge));
- for (i = 0; i < ret->merge_nr; i++) {
- ret->merge[i] = xcalloc(1, sizeof(**ret->merge));
- ret->merge[i]->src = xstrdup(ret->merge_name[i]);
- if (remote_find_tracking(ret->remote, ret->merge[i])
- && !strcmp(ret->remote_name, "."))
- ret->merge[i]->dst = xstrdup(ret->merge_name[i]);
- }
- }
+ if (ret->merge_nr)
+ set_merge(ret);
}
return ret;
}
@@ -1656,7 +1688,7 @@ static int ignore_symref_update(const char *refname)
unsigned char sha1[20];
int flag;
- if (!resolve_ref_unsafe(refname, sha1, 0, &flag))
+ if (!resolve_ref_unsafe(refname, 0, sha1, &flag))
return 0; /* non-existing refs are OK */
return (flag & REF_ISSYMREF);
}
@@ -1898,7 +1930,8 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs)
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;
@@ -1925,7 +1958,7 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs)
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)) {
@@ -1941,8 +1974,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb)
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"),
@@ -1988,6 +2020,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb)
strbuf_addf(sb,
_(" (use \"git pull\" to merge the remote branch into yours)\n"));
}
+ free(base);
return 1;
}
@@ -2114,7 +2147,7 @@ struct ref *get_stale_heads(struct refspec *refs, int ref_count, struct ref *fet
info.ref_count = ref_count;
for (ref = fetch_map; ref; ref = ref->next)
string_list_append(&ref_names, ref->name);
- sort_string_list(&ref_names);
+ string_list_sort(&ref_names);
for_each_ref(get_stale_heads_cb, &info);
string_list_clear(&ref_names, 0);
return stale_refs;