#include "remote.h"
#include "refs.h"
+static struct refspec s_tag_refspec = {
+ 0,
+ 1,
+ 0,
+ "refs/tags/",
+ "refs/tags/"
+};
+
+const struct refspec *tag_refspec = &s_tag_refspec;
+
struct counted_string {
size_t len;
const char *s;
remote->fetch_tags = 1; /* always auto-follow */
}
-static int handle_config(const char *key, const char *value)
+static int handle_config(const char *key, const char *value, void *cb)
{
const char *name;
const char *subkey;
}
if (!prefixcmp(key, "url.")) {
struct rewrite *rewrite;
- name = key + 5;
+ name = key + 4;
subkey = strrchr(name, '.');
if (!subkey)
return 0;
return 0;
}
remote = make_remote(name, subkey - name);
- if (!value) {
- /* if we ever have a boolean variable, e.g. "remote.*.disabled"
- * [remote "frotz"]
- * disabled
- * is a valid way to set it to true; we get NULL in value so
- * we need to handle it here.
- *
- * if (!strcmp(subkey, ".disabled")) {
- * val = git_config_bool(key, value);
- * return 0;
- * } else
- *
- */
- return 0; /* ignore unknown booleans */
- }
- if (!strcmp(subkey, ".url")) {
- add_url(remote, xstrdup(value));
+ if (!strcmp(subkey, ".mirror"))
+ remote->mirror = git_config_bool(key, value);
+ else if (!strcmp(subkey, ".skipdefaultupdate"))
+ remote->skip_default_update = git_config_bool(key, value);
+
+ else if (!strcmp(subkey, ".url")) {
+ const char *v;
+ if (git_config_string(&v, key, value))
+ return -1;
+ add_url(remote, v);
} else if (!strcmp(subkey, ".push")) {
- add_push_refspec(remote, xstrdup(value));
+ const char *v;
+ if (git_config_string(&v, key, value))
+ return -1;
+ add_push_refspec(remote, v);
} else if (!strcmp(subkey, ".fetch")) {
- add_fetch_refspec(remote, xstrdup(value));
+ const char *v;
+ if (git_config_string(&v, key, value))
+ return -1;
+ add_fetch_refspec(remote, v);
} else if (!strcmp(subkey, ".receivepack")) {
+ const char *v;
+ if (git_config_string(&v, key, value))
+ return -1;
if (!remote->receivepack)
- remote->receivepack = xstrdup(value);
+ remote->receivepack = v;
else
error("more than one receivepack given, using the first");
} else if (!strcmp(subkey, ".uploadpack")) {
+ const char *v;
+ if (git_config_string(&v, key, value))
+ return -1;
if (!remote->uploadpack)
- remote->uploadpack = xstrdup(value);
+ remote->uploadpack = v;
else
error("more than one uploadpack given, using the first");
} else if (!strcmp(subkey, ".tagopt")) {
if (!strcmp(value, "--no-tags"))
remote->fetch_tags = -1;
} else if (!strcmp(subkey, ".proxy")) {
- remote->http_proxy = xstrdup(value);
- } else if (!strcmp(subkey, ".skipdefaultupdate"))
- remote->skip_default_update = 1;
+ return git_config_string((const char **)&remote->http_proxy,
+ key, value);
+ }
return 0;
}
current_branch =
make_branch(head_ref + strlen("refs/heads/"), 0);
}
- git_config(handle_config);
+ git_config(handle_config, NULL);
alias_all_urls();
}
-static struct refspec *parse_refspec_internal(int nr_refspec, const char **refspec, int fetch)
+static struct refspec *parse_refspec_internal(int nr_refspec, const char **refspec, int fetch, int verify)
{
int i;
int st;
}
rhs = strrchr(lhs, ':');
+
+ /*
+ * Before going on, special case ":" (or "+:") as a refspec
+ * for matching refs.
+ */
+ if (!fetch && rhs == lhs && rhs[1] == '\0') {
+ rs[i].matching = 1;
+ continue;
+ }
+
if (rhs) {
rhs++;
rlen = strlen(rhs);
return rs;
invalid:
+ if (verify) {
+ free(rs);
+ return NULL;
+ }
die("Invalid refspec '%s'", refspec[i]);
}
+int valid_fetch_refspec(const char *fetch_refspec_str)
+{
+ const char *fetch_refspec[] = { fetch_refspec_str };
+ struct refspec *refspec;
+
+ refspec = parse_refspec_internal(1, fetch_refspec, 1, 1);
+ if (refspec)
+ free(refspec);
+ return !!refspec;
+}
+
struct refspec *parse_fetch_refspec(int nr_refspec, const char **refspec)
{
- return parse_refspec_internal(nr_refspec, refspec, 1);
+ return parse_refspec_internal(nr_refspec, refspec, 1, 0);
}
struct refspec *parse_push_refspec(int nr_refspec, const char **refspec)
{
- return parse_refspec_internal(nr_refspec, refspec, 0);
+ return parse_refspec_internal(nr_refspec, refspec, 0, 0);
}
static int valid_remote_nick(const char *name)
return ret;
}
+struct ref *alloc_ref_from_str(const char* str)
+{
+ struct ref *ret = alloc_ref(strlen(str) + 1);
+ strcpy(ret->name, str);
+ return ret;
+}
+
static struct ref *copy_ref(const struct ref *ref)
{
struct ref *ret = xmalloc(sizeof(struct ref) + strlen(ref->name) + 1);
return ret;
}
+void free_ref(struct ref *ref)
+{
+ if (!ref)
+ return;
+ free(ref->remote_status);
+ free(ref->symref);
+ free(ref);
+}
+
void free_refs(struct ref *ref)
{
struct ref *next;
while (ref) {
next = ref->next;
free(ref->peer_ref);
- free(ref);
+ free_ref(ref);
ref = next;
}
}
{
unsigned char sha1[20];
struct ref *ref;
- int len;
if (!*name) {
ref = alloc_ref(20);
}
if (get_sha1(name, sha1))
return NULL;
- len = strlen(name) + 1;
- ref = alloc_ref(len);
- memcpy(ref->name, name, len);
+ ref = alloc_ref_from_str(name);
hashcpy(ref->new_sha1, sha1);
return ref;
}
static struct ref *make_linked_ref(const char *name, struct ref ***tail)
{
- struct ref *ret;
- size_t len;
-
- len = strlen(name) + 1;
- ret = alloc_ref(len);
- memcpy(ret->name, name, len);
+ struct ref *ret = alloc_ref_from_str(name);
tail_link_ref(ret, tail);
return ret;
}
+static char *guess_ref(const char *name, struct ref *peer)
+{
+ struct strbuf buf = STRBUF_INIT;
+ unsigned char sha1[20];
+
+ const char *r = resolve_ref(peer->name, sha1, 1, NULL);
+ if (!r)
+ return NULL;
+
+ if (!prefixcmp(r, "refs/heads/"))
+ strbuf_addstr(&buf, "refs/heads/");
+ else if (!prefixcmp(r, "refs/tags/"))
+ strbuf_addstr(&buf, "refs/tags/");
+ else
+ return NULL;
+
+ strbuf_addstr(&buf, name);
+ return strbuf_detach(&buf, NULL);
+}
+
static int match_explicit(struct ref *src, struct ref *dst,
struct ref ***dst_tail,
- struct refspec *rs,
- int errs)
+ struct refspec *rs)
{
struct ref *matched_src, *matched_dst;
const char *dst_value = rs->dst;
+ char *dst_guess;
- if (rs->pattern)
- return errs;
+ if (rs->pattern || rs->matching)
+ return 0;
matched_src = matched_dst = NULL;
switch (count_refspec_match(rs->src, src, &matched_src)) {
*/
matched_src = try_explicit_object_name(rs->src);
if (!matched_src)
- error("src refspec %s does not match any.", rs->src);
+ return error("src refspec %s does not match any.", rs->src);
break;
default:
- matched_src = NULL;
- error("src refspec %s matches more than one.", rs->src);
- break;
+ return error("src refspec %s matches more than one.", rs->src);
}
- if (!matched_src)
- errs = 1;
-
if (!dst_value) {
unsigned char sha1[20];
int flag;
- if (!matched_src)
- return errs;
dst_value = resolve_ref(matched_src->name, sha1, 1, &flag);
if (!dst_value ||
((flag & REF_ISSYMREF) &&
case 0:
if (!memcmp(dst_value, "refs/", 5))
matched_dst = make_linked_ref(dst_value, dst_tail);
+ else if((dst_guess = guess_ref(dst_value, matched_src)))
+ matched_dst = make_linked_ref(dst_guess, dst_tail);
else
- error("dst refspec %s does not match any "
- "existing ref on the remote and does "
- "not start with refs/.", dst_value);
+ error("unable to push to unqualified destination: %s\n"
+ "The destination refspec neither matches an "
+ "existing ref on the remote nor\n"
+ "begins with refs/, and we are unable to "
+ "guess a prefix based on the source ref.",
+ dst_value);
break;
default:
matched_dst = NULL;
dst_value);
break;
}
- if (errs || !matched_dst)
- return 1;
- if (matched_dst->peer_ref) {
- errs = 1;
- error("dst ref %s receives from more than one src.",
+ if (!matched_dst)
+ return -1;
+ if (matched_dst->peer_ref)
+ return error("dst ref %s receives from more than one src.",
matched_dst->name);
- }
else {
matched_dst->peer_ref = matched_src;
matched_dst->force = rs->force;
}
- return errs;
+ return 0;
}
static int match_explicit_refs(struct ref *src, struct ref *dst,
{
int i, errs;
for (i = errs = 0; i < rs_nr; i++)
- errs |= match_explicit(src, dst, dst_tail, &rs[i], errs);
- return -errs;
+ errs += match_explicit(src, dst, dst_tail, &rs[i]);
+ return errs;
}
static const struct refspec *check_pattern_match(const struct refspec *rs,
const struct ref *src)
{
int i;
+ int matching_refs = -1;
for (i = 0; i < rs_nr; i++) {
+ if (rs[i].matching &&
+ (matching_refs == -1 || rs[i].force)) {
+ matching_refs = i;
+ continue;
+ }
+
if (rs[i].pattern &&
!prefixcmp(src->name, rs[i].src) &&
src->name[strlen(rs[i].src)] == '/')
return rs + i;
}
- return NULL;
+ if (matching_refs != -1)
+ return rs + matching_refs;
+ else
+ return NULL;
}
/*
int match_refs(struct ref *src, struct ref *dst, struct ref ***dst_tail,
int nr_refspec, const char **refspec, int flags)
{
- struct refspec *rs =
- parse_push_refspec(nr_refspec, (const char **) refspec);
+ struct refspec *rs;
int send_all = flags & MATCH_REFS_ALL;
int send_mirror = flags & MATCH_REFS_MIRROR;
+ static const char *default_refspec[] = { ":", 0 };
+ if (!nr_refspec) {
+ nr_refspec = 1;
+ refspec = default_refspec;
+ }
+ rs = parse_push_refspec(nr_refspec, (const char **) refspec);
if (match_explicit_refs(src, dst, dst_tail, rs, nr_refspec))
return -1;
char *dst_name;
if (src->peer_ref)
continue;
- if (nr_refspec) {
- pat = check_pattern_match(rs, nr_refspec, src);
- if (!pat)
- continue;
- }
- else if (!send_mirror && prefixcmp(src->name, "refs/heads/"))
+
+ pat = check_pattern_match(rs, nr_refspec, src);
+ if (!pat)
+ continue;
+
+ if (pat->matching) {
/*
* "matching refs"; traditionally we pushed everything
* including refs outside refs/heads/ hierarchy, but
* that does not make much sense these days.
*/
- continue;
+ if (!send_mirror && prefixcmp(src->name, "refs/heads/"))
+ continue;
+ dst_name = xstrdup(src->name);
- if (pat) {
+ } else {
const char *dst_side = pat->dst ? pat->dst : pat->src;
dst_name = xmalloc(strlen(dst_side) +
strlen(src->name) -
strlen(pat->src) + 2);
strcpy(dst_name, dst_side);
strcat(dst_name, src->name + strlen(pat->src));
- } else
- dst_name = xstrdup(src->name);
+ }
dst_peer = find_ref_by_name(dst, dst_name);
- if (dst_peer && dst_peer->peer_ref)
- /* We're already sending something to this ref. */
- goto free_name;
+ if (dst_peer) {
+ if (dst_peer->peer_ref)
+ /* We're already sending something to this ref. */
+ goto free_name;
+
+ } else {
+ if (pat->matching && !(send_all || send_mirror))
+ /*
+ * Remote doesn't have it, and we have no
+ * explicit pattern, and we don't have
+ * --all nor --mirror.
+ */
+ goto free_name;
- if (!dst_peer && !nr_refspec && !(send_all || send_mirror))
- /*
- * Remote doesn't have it, and we have no
- * explicit pattern, and we don't have
- * --all nor --mirror.
- */
- goto free_name;
- if (!dst_peer) {
/* Create a new one and link it */
dst_peer = make_linked_ref(dst_name, dst_tail);
hashcpy(dst_peer->new_sha1, src->new_sha1);
}
dst_peer->peer_ref = src;
- if (pat)
- dst_peer->force = pat->force;
+ dst_peer->force = pat->force;
free_name:
free(dst_name);
}
return NULL;
if (!prefixcmp(name, "refs/")) {
- ret = alloc_ref(strlen(name) + 1);
- strcpy(ret->name, name);
- return ret;
+ return alloc_ref_from_str(name);
}
if (!prefixcmp(name, "heads/") ||
return 0;
}
+
+int resolve_remote_symref(struct ref *ref, struct ref *list)
+{
+ if (!ref->symref)
+ return 0;
+ for (; list; list = list->next)
+ if (!strcmp(ref->symref, list->name)) {
+ hashcpy(ref->old_sha1, list->old_sha1);
+ return 0;
+ }
+ return 1;
+}