diff options
Diffstat (limited to 'remote.c')
| -rw-r--r-- | remote.c | 383 |
1 files changed, 263 insertions, 120 deletions
@@ -21,33 +21,6 @@ struct counted_string { size_t len; const char *s; }; -struct rewrite { - const char *base; - size_t baselen; - struct counted_string *instead_of; - int instead_of_nr; - int instead_of_alloc; -}; -struct rewrites { - struct rewrite **rewrite; - int rewrite_alloc; - int rewrite_nr; -}; - -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; -static int branches_nr; - -static struct branch *current_branch; -static const char *pushremote_name; - -static struct rewrites rewrites; -static struct rewrites rewrites_push; static int valid_remote(const struct remote *remote) { @@ -92,17 +65,19 @@ static void add_pushurl(struct remote *remote, const char *pushurl) remote->pushurl[remote->pushurl_nr++] = pushurl; } -static void add_pushurl_alias(struct remote *remote, const char *url) +static void add_pushurl_alias(struct remote_state *remote_state, + struct remote *remote, const char *url) { - const char *pushurl = alias_url(url, &rewrites_push); + const char *pushurl = alias_url(url, &remote_state->rewrites_push); if (pushurl != url) add_pushurl(remote, pushurl); } -static void add_url_alias(struct remote *remote, const char *url) +static void add_url_alias(struct remote_state *remote_state, + struct remote *remote, const char *url) { - add_url(remote, alias_url(url, &rewrites)); - add_pushurl_alias(remote, url); + add_url(remote, alias_url(url, &remote_state->rewrites)); + add_pushurl_alias(remote_state, remote, url); } struct remotes_hash_key { @@ -127,13 +102,8 @@ static int remotes_hash_cmp(const void *unused_cmp_data, return strcmp(a->name, b->name); } -static inline void init_remotes_hash(void) -{ - if (!remotes_hash.cmpfn) - hashmap_init(&remotes_hash, remotes_hash_cmp, NULL, 0); -} - -static struct remote *make_remote(const char *name, int len) +static struct remote *make_remote(struct remote_state *remote_state, + const char *name, int len) { struct remote *ret; struct remotes_hash_key lookup; @@ -142,12 +112,11 @@ static struct remote *make_remote(const char *name, int len) if (!len) len = strlen(name); - init_remotes_hash(); lookup.str = name; lookup.len = len; hashmap_entry_init(&lookup_entry, memhash(name, len)); - e = hashmap_get(&remotes_hash, &lookup_entry, &lookup); + e = hashmap_get(&remote_state->remotes_hash, &lookup_entry, &lookup); if (e) return container_of(e, struct remote, ent); @@ -158,15 +127,38 @@ static struct remote *make_remote(const char *name, int 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; + ALLOC_GROW(remote_state->remotes, remote_state->remotes_nr + 1, + remote_state->remotes_alloc); + remote_state->remotes[remote_state->remotes_nr++] = ret; hashmap_entry_init(&ret->ent, lookup_entry.hash); - if (hashmap_put_entry(&remotes_hash, ret, ent)) + if (hashmap_put_entry(&remote_state->remotes_hash, ret, ent)) BUG("hashmap_put overwrote entry after hashmap_get returned NULL"); return ret; } +static void remote_clear(struct remote *remote) +{ + int i; + + free((char *)remote->name); + free((char *)remote->foreign_vcs); + + for (i = 0; i < remote->url_nr; i++) { + free((char *)remote->url[i]); + } + FREE_AND_NULL(remote->pushurl); + + for (i = 0; i < remote->pushurl_nr; i++) { + free((char *)remote->pushurl[i]); + } + FREE_AND_NULL(remote->pushurl); + free((char *)remote->receivepack); + free((char *)remote->uploadpack); + FREE_AND_NULL(remote->http_proxy); + FREE_AND_NULL(remote->http_proxy_authmethod); +} + static void add_merge(struct branch *branch, const char *name) { ALLOC_GROW(branch->merge_name, branch->merge_nr + 1, @@ -174,23 +166,74 @@ static void add_merge(struct branch *branch, const char *name) branch->merge_name[branch->merge_nr++] = name; } -static struct branch *make_branch(const char *name, size_t len) +struct branches_hash_key { + const char *str; + int len; +}; + +static int branches_hash_cmp(const void *unused_cmp_data, + const struct hashmap_entry *eptr, + const struct hashmap_entry *entry_or_key, + const void *keydata) +{ + const struct branch *a, *b; + const struct branches_hash_key *key = keydata; + + a = container_of(eptr, const struct branch, ent); + b = container_of(entry_or_key, const struct branch, ent); + + if (key) + return strncmp(a->name, key->str, key->len) || + a->name[key->len]; + else + return strcmp(a->name, b->name); +} + +static struct branch *find_branch(struct remote_state *remote_state, + const char *name, size_t len) +{ + struct branches_hash_key lookup; + struct hashmap_entry lookup_entry, *e; + + if (!len) + len = strlen(name); + + lookup.str = name; + lookup.len = len; + hashmap_entry_init(&lookup_entry, memhash(name, len)); + + e = hashmap_get(&remote_state->branches_hash, &lookup_entry, &lookup); + if (e) + return container_of(e, struct branch, ent); + + return NULL; +} + +static void die_on_missing_branch(struct repository *repo, + struct branch *branch) +{ + /* branch == NULL is always valid because it represents detached HEAD. */ + if (branch && + branch != find_branch(repo->remote_state, branch->name, 0)) + die("branch %s was not found in the repository", branch->name); +} + +static struct branch *make_branch(struct remote_state *remote_state, + const char *name, size_t len) { struct branch *ret; - int i; - for (i = 0; i < branches_nr; i++) { - if (!strncmp(name, branches[i]->name, len) && - !branches[i]->name[len]) - return branches[i]; - } + ret = find_branch(remote_state, name, len); + if (ret) + return ret; - ALLOC_GROW(branches, branches_nr + 1, branches_alloc); CALLOC_ARRAY(ret, 1); - branches[branches_nr++] = ret; ret->name = xstrndup(name, len); ret->refname = xstrfmt("refs/heads/%s", ret->name); + hashmap_entry_init(&ret->ent, memhash(name, len)); + if (hashmap_put_entry(&remote_state->branches_hash, ret, ent)) + BUG("hashmap_put overwrote entry after hashmap_get returned NULL"); return ret; } @@ -229,7 +272,8 @@ static const char *skip_spaces(const char *s) return s; } -static void read_remotes_file(struct remote *remote) +static void read_remotes_file(struct remote_state *remote_state, + struct remote *remote) { struct strbuf buf = STRBUF_INIT; FILE *f = fopen_or_warn(git_path("remotes/%s", remote->name), "r"); @@ -244,7 +288,8 @@ static void read_remotes_file(struct remote *remote) strbuf_rtrim(&buf); if (skip_prefix(buf.buf, "URL:", &v)) - add_url_alias(remote, xstrdup(skip_spaces(v))); + add_url_alias(remote_state, remote, + xstrdup(skip_spaces(v))); else if (skip_prefix(buf.buf, "Push:", &v)) refspec_append(&remote->push, skip_spaces(v)); else if (skip_prefix(buf.buf, "Pull:", &v)) @@ -254,7 +299,8 @@ static void read_remotes_file(struct remote *remote) fclose(f); } -static void read_branches_file(struct remote *remote) +static void read_branches_file(struct remote_state *remote_state, + struct remote *remote) { char *frag; struct strbuf buf = STRBUF_INIT; @@ -286,7 +332,7 @@ static void read_branches_file(struct remote *remote) else frag = (char *)git_default_branch_name(0); - add_url_alias(remote, strbuf_detach(&buf, NULL)); + add_url_alias(remote_state, remote, strbuf_detach(&buf, NULL)); refspec_appendf(&remote->fetch, "refs/heads/%s:refs/heads/%s", frag, remote->name); @@ -305,10 +351,12 @@ static int handle_config(const char *key, const char *value, void *cb) const char *subkey; struct remote *remote; struct branch *branch; + struct remote_state *remote_state = cb; + if (parse_config_key(key, "branch", &name, &namelen, &subkey) >= 0) { if (!name) return 0; - branch = make_branch(name, namelen); + branch = make_branch(remote_state, name, namelen); if (!strcmp(subkey, "remote")) { return git_config_string(&branch->remote_name, key, value); } else if (!strcmp(subkey, "pushremote")) { @@ -327,12 +375,14 @@ static int handle_config(const char *key, const char *value, void *cb) if (!strcmp(subkey, "insteadof")) { if (!value) return config_error_nonbool(key); - rewrite = make_rewrite(&rewrites, name, namelen); + rewrite = make_rewrite(&remote_state->rewrites, name, + namelen); add_instead_of(rewrite, xstrdup(value)); } else if (!strcmp(subkey, "pushinsteadof")) { if (!value) return config_error_nonbool(key); - rewrite = make_rewrite(&rewrites_push, name, namelen); + rewrite = make_rewrite(&remote_state->rewrites_push, + name, namelen); add_instead_of(rewrite, xstrdup(value)); } } @@ -342,7 +392,8 @@ static int handle_config(const char *key, const char *value, void *cb) /* Handle remote.* variables */ if (!name && !strcmp(subkey, "pushdefault")) - return git_config_string(&pushremote_name, key, value); + return git_config_string(&remote_state->pushremote_name, key, + value); if (!name) return 0; @@ -352,7 +403,7 @@ static int handle_config(const char *key, const char *value, void *cb) name); return 0; } - remote = make_remote(name, namelen); + remote = make_remote(remote_state, name, namelen); remote->origin = REMOTE_CONFIG; if (current_config_scope() == CONFIG_SCOPE_LOCAL || current_config_scope() == CONFIG_SCOPE_WORKTREE) @@ -422,44 +473,52 @@ static int handle_config(const char *key, const char *value, void *cb) return 0; } -static void alias_all_urls(void) +static void alias_all_urls(struct remote_state *remote_state) { int i, j; - for (i = 0; i < remotes_nr; i++) { + for (i = 0; i < remote_state->remotes_nr; i++) { int add_pushurl_aliases; - if (!remotes[i]) + if (!remote_state->remotes[i]) continue; - for (j = 0; j < remotes[i]->pushurl_nr; j++) { - remotes[i]->pushurl[j] = alias_url(remotes[i]->pushurl[j], &rewrites); + for (j = 0; j < remote_state->remotes[i]->pushurl_nr; j++) { + remote_state->remotes[i]->pushurl[j] = + alias_url(remote_state->remotes[i]->pushurl[j], + &remote_state->rewrites); } - add_pushurl_aliases = remotes[i]->pushurl_nr == 0; - for (j = 0; j < remotes[i]->url_nr; j++) { + add_pushurl_aliases = remote_state->remotes[i]->pushurl_nr == 0; + for (j = 0; j < remote_state->remotes[i]->url_nr; j++) { if (add_pushurl_aliases) - add_pushurl_alias(remotes[i], remotes[i]->url[j]); - remotes[i]->url[j] = alias_url(remotes[i]->url[j], &rewrites); + add_pushurl_alias( + remote_state, remote_state->remotes[i], + remote_state->remotes[i]->url[j]); + remote_state->remotes[i]->url[j] = + alias_url(remote_state->remotes[i]->url[j], + &remote_state->rewrites); } } } -static void read_config(void) +static void read_config(struct repository *repo) { - static int loaded; int flag; - if (loaded) + if (repo->remote_state->initialized) return; - loaded = 1; + repo->remote_state->initialized = 1; - current_branch = NULL; + repo->remote_state->current_branch = NULL; if (startup_info->have_repository) { - const char *head_ref = resolve_ref_unsafe("HEAD", 0, NULL, &flag); + int ignore_errno; + const char *head_ref = refs_resolve_ref_unsafe( + get_main_ref_store(repo), "HEAD", 0, NULL, &flag, &ignore_errno); if (head_ref && (flag & REF_ISSYMREF) && skip_prefix(head_ref, "refs/heads/", &head_ref)) { - current_branch = make_branch(head_ref, strlen(head_ref)); + repo->remote_state->current_branch = make_branch( + repo->remote_state, head_ref, strlen(head_ref)); } } - git_config(handle_config, NULL); - alias_all_urls(); + repo_config(repo, handle_config, repo->remote_state); + alias_all_urls(repo->remote_state); } static int valid_remote_nick(const char *name) @@ -474,7 +533,9 @@ static int valid_remote_nick(const char *name) return 1; } -const char *remote_for_branch(struct branch *branch, int *explicit) +static const char *remotes_remote_for_branch(struct remote_state *remote_state, + struct branch *branch, + int *explicit) { if (branch && branch->remote_name) { if (explicit) @@ -486,32 +547,61 @@ const char *remote_for_branch(struct branch *branch, int *explicit) return "origin"; } -const char *pushremote_for_branch(struct branch *branch, int *explicit) +const char *remote_for_branch(struct branch *branch, int *explicit) +{ + read_config(the_repository); + die_on_missing_branch(the_repository, branch); + + return remotes_remote_for_branch(the_repository->remote_state, branch, + explicit); +} + +static const char * +remotes_pushremote_for_branch(struct remote_state *remote_state, + struct branch *branch, int *explicit) { if (branch && branch->pushremote_name) { if (explicit) *explicit = 1; return branch->pushremote_name; } - if (pushremote_name) { + if (remote_state->pushremote_name) { if (explicit) *explicit = 1; - return pushremote_name; + return remote_state->pushremote_name; } - return remote_for_branch(branch, explicit); + return remotes_remote_for_branch(remote_state, branch, explicit); +} + +const char *pushremote_for_branch(struct branch *branch, int *explicit) +{ + read_config(the_repository); + die_on_missing_branch(the_repository, branch); + + return remotes_pushremote_for_branch(the_repository->remote_state, + branch, explicit); } +static struct remote *remotes_remote_get(struct remote_state *remote_state, + const char *name); + const char *remote_ref_for_branch(struct branch *branch, int for_push) { + read_config(the_repository); + die_on_missing_branch(the_repository, branch); + if (branch) { if (!for_push) { if (branch->merge_nr) { return branch->merge_name[0]; } } else { - const char *dst, *remote_name = - pushremote_for_branch(branch, NULL); - struct remote *remote = remote_get(remote_name); + const char *dst, + *remote_name = remotes_pushremote_for_branch( + the_repository->remote_state, branch, + NULL); + struct remote *remote = remotes_remote_get( + the_repository->remote_state, remote_name); if (remote && remote->push.nr && (dst = apply_refspecs(&remote->push, @@ -523,41 +613,58 @@ const char *remote_ref_for_branch(struct branch *branch, int for_push) return NULL; } -static struct remote *remote_get_1(const char *name, - const char *(*get_default)(struct branch *, int *)) +static struct remote * +remotes_remote_get_1(struct remote_state *remote_state, const char *name, + const char *(*get_default)(struct remote_state *, + struct branch *, int *)) { struct remote *ret; int name_given = 0; - read_config(); - if (name) name_given = 1; else - name = get_default(current_branch, &name_given); + name = get_default(remote_state, remote_state->current_branch, + &name_given); - ret = make_remote(name, 0); + ret = make_remote(remote_state, name, 0); if (valid_remote_nick(name) && have_git_dir()) { if (!valid_remote(ret)) - read_remotes_file(ret); + read_remotes_file(remote_state, ret); if (!valid_remote(ret)) - read_branches_file(ret); + read_branches_file(remote_state, ret); } if (name_given && !valid_remote(ret)) - add_url_alias(ret, name); + add_url_alias(remote_state, ret, name); if (!valid_remote(ret)) return NULL; return ret; } +static inline struct remote * +remotes_remote_get(struct remote_state *remote_state, const char *name) +{ + return remotes_remote_get_1(remote_state, name, + remotes_remote_for_branch); +} + struct remote *remote_get(const char *name) { - return remote_get_1(name, remote_for_branch); + read_config(the_repository); + return remotes_remote_get(the_repository->remote_state, name); +} + +static inline struct remote * +remotes_pushremote_get(struct remote_state *remote_state, const char *name) +{ + return remotes_remote_get_1(remote_state, name, + remotes_pushremote_for_branch); } struct remote *pushremote_get(const char *name) { - return remote_get_1(name, pushremote_for_branch); + read_config(the_repository); + return remotes_pushremote_get(the_repository->remote_state, name); } int remote_is_configured(struct remote *remote, int in_repo) @@ -572,12 +679,14 @@ int remote_is_configured(struct remote *remote, int in_repo) int for_each_remote(each_remote_fn fn, void *priv) { int i, result = 0; - read_config(); - for (i = 0; i < remotes_nr && !result; i++) { - struct remote *r = remotes[i]; - if (!r) + read_config(the_repository); + for (i = 0; i < the_repository->remote_state->remotes_nr && !result; + i++) { + struct remote *remote = + the_repository->remote_state->remotes[i]; + if (!remote) continue; - result = fn(r, priv); + result = fn(remote, priv); } return result; } @@ -1111,7 +1220,7 @@ static void show_push_unqualified_ref_name_error(const char *dst_value, "Neither worked, so we gave up. You must fully qualify the ref."), dst_value, matched_src_name); - if (!advice_push_unqualified_ref_name) + if (!advice_enabled(ADVICE_PUSH_UNQUALIFIED_REF_NAME)) return; if (get_oid(matched_src_name, &oid)) @@ -1642,7 +1751,7 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, } } -static void set_merge(struct branch *ret) +static void set_merge(struct remote_state *remote_state, struct branch *ret) { struct remote *remote; char *ref; @@ -1662,7 +1771,7 @@ static void set_merge(struct branch *ret) return; } - remote = remote_get(ret->remote_name); + remote = remotes_remote_get(remote_state, ret->remote_name); CALLOC_ARRAY(ret->merge, ret->merge_nr); for (i = 0; i < ret->merge_nr; i++) { @@ -1683,12 +1792,13 @@ struct branch *branch_get(const char *name) { struct branch *ret; - read_config(); + read_config(the_repository); if (!name || !*name || !strcmp(name, "HEAD")) - ret = current_branch; + ret = the_repository->remote_state->current_branch; else - ret = make_branch(name, strlen(name)); - set_merge(ret); + ret = make_branch(the_repository->remote_state, name, + strlen(name)); + set_merge(the_repository->remote_state, ret); return ret; } @@ -1759,11 +1869,14 @@ static const char *tracking_for_push_dest(struct remote *remote, return ret; } -static const char *branch_get_push_1(struct branch *branch, struct strbuf *err) +static const char *branch_get_push_1(struct remote_state *remote_state, + struct branch *branch, struct strbuf *err) { struct remote *remote; - remote = remote_get(pushremote_for_branch(branch, NULL)); + remote = remotes_remote_get( + remote_state, + remotes_pushremote_for_branch(remote_state, branch, NULL)); if (!remote) return error_buf(err, _("branch '%s' has no remote for pushing"), @@ -1821,11 +1934,15 @@ static const char *branch_get_push_1(struct branch *branch, struct strbuf *err) const char *branch_get_push(struct branch *branch, struct strbuf *err) { + read_config(the_repository); + die_on_missing_branch(the_repository, branch); + if (!branch) return error_buf(err, _("HEAD does not point to a branch")); if (!branch->push_tracking_ref) - branch->push_tracking_ref = branch_get_push_1(branch, err); + branch->push_tracking_ref = branch_get_push_1( + the_repository->remote_state, branch, err); return branch->push_tracking_ref; } @@ -2118,7 +2235,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb, strbuf_addf(sb, _("Your branch is based on '%s', but the upstream is gone.\n"), base); - if (advice_status_hints) + if (advice_enabled(ADVICE_STATUS_HINTS)) strbuf_addstr(sb, _(" (use \"git branch --unset-upstream\" to fixup)\n")); } else if (!sti) { @@ -2129,7 +2246,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb, strbuf_addf(sb, _("Your branch and '%s' refer to different commits.\n"), base); - if (advice_status_hints) + if (advice_enabled(ADVICE_STATUS_HINTS)) strbuf_addf(sb, _(" (use \"%s\" for details)\n"), "git status --ahead-behind"); } else if (!theirs) { @@ -2138,7 +2255,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb, "Your branch is ahead of '%s' by %d commits.\n", ours), base, ours); - if (advice_status_hints) + if (advice_enabled(ADVICE_STATUS_HINTS)) strbuf_addstr(sb, _(" (use \"git push\" to publish your local commits)\n")); } else if (!ours) { @@ -2149,7 +2266,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb, "and can be fast-forwarded.\n", theirs), base, theirs); - if (advice_status_hints) + if (advice_enabled(ADVICE_STATUS_HINTS)) strbuf_addstr(sb, _(" (use \"git pull\" to update your local branch)\n")); } else { @@ -2162,7 +2279,7 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb, "respectively.\n", ours + theirs), base, ours, theirs); - if (advice_status_hints) + if (advice_enabled(ADVICE_STATUS_HINTS)) strbuf_addstr(sb, _(" (use \"git pull\" to merge the remote branch into yours)\n")); } @@ -2403,7 +2520,7 @@ struct reflog_commit_array { size_t nr, alloc; }; -#define REFLOG_COMMIT_ARRAY_INIT { NULL, 0, 0 } +#define REFLOG_COMMIT_ARRAY_INIT { 0 } /* Append a commit to the array. */ static void append_commit(struct reflog_commit_array *arr, @@ -2585,3 +2702,29 @@ void apply_push_cas(struct push_cas_option *cas, check_if_includes_upstream(ref); } } + +struct remote_state *remote_state_new(void) +{ + struct remote_state *r = xmalloc(sizeof(*r)); + + memset(r, 0, sizeof(*r)); + + hashmap_init(&r->remotes_hash, remotes_hash_cmp, NULL, 0); + hashmap_init(&r->branches_hash, branches_hash_cmp, NULL, 0); + return r; +} + +void remote_state_clear(struct remote_state *remote_state) +{ + int i; + + for (i = 0; i < remote_state->remotes_nr; i++) { + remote_clear(remote_state->remotes[i]); + } + FREE_AND_NULL(remote_state->remotes); + remote_state->remotes_alloc = 0; + remote_state->remotes_nr = 0; + + hashmap_clear_and_free(&remote_state->remotes_hash, struct remote, ent); + hashmap_clear_and_free(&remote_state->branches_hash, struct remote, ent); +} |