diff options
Diffstat (limited to 'remote.c')
| -rw-r--r-- | remote.c | 178 |
1 files changed, 123 insertions, 55 deletions
@@ -1,4 +1,5 @@ #include "cache.h" +#include "config.h" #include "remote.h" #include "refs.h" #include "commit.h" @@ -21,6 +22,7 @@ static struct refspec s_tag_refspec = { "refs/tags/*" }; +/* See TAG_REFSPEC for the string version */ const struct refspec *tag_refspec = &s_tag_refspec; struct counted_string { @@ -102,6 +104,17 @@ static void add_fetch_refspec(struct remote *remote, const char *ref) 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); + + 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); @@ -132,8 +145,15 @@ struct remotes_hash_key { int len; }; -static int remotes_hash_cmp(const struct remote *a, const struct remote *b, const struct remotes_hash_key *key) +static int remotes_hash_cmp(const void *unused_cmp_data, + const void *entry, + const void *entry_or_key, + const void *keydata) { + const struct remote *a = entry; + const struct remote *b = entry_or_key; + const struct remotes_hash_key *key = keydata; + if (key) return strncmp(a->name, key->str, key->len) || a->name[key->len]; else @@ -143,7 +163,7 @@ static int remotes_hash_cmp(const struct remote *a, const struct remote *b, cons static inline void init_remotes_hash(void) { if (!remotes_hash.cmpfn) - hashmap_init(&remotes_hash, (hashmap_cmp_fn)remotes_hash_cmp, 0); + hashmap_init(&remotes_hash, remotes_hash_cmp, NULL, 0); } static struct remote *make_remote(const char *name, int len) @@ -165,6 +185,7 @@ static struct remote *make_remote(const char *name, int len) ret = xcalloc(1, sizeof(struct remote)); ret->prune = -1; /* unspecified */ + ret->prune_tags = -1; /* unspecified */ ALLOC_GROW(remotes, remotes_nr + 1, remotes_alloc); remotes[remotes_nr++] = ret; ret->name = xstrndup(name, len); @@ -251,7 +272,7 @@ static const char *skip_spaces(const char *s) static void read_remotes_file(struct remote *remote) { struct strbuf buf = STRBUF_INIT; - FILE *f = fopen(git_path("remotes/%s", remote->name), "r"); + FILE *f = fopen_or_warn(git_path("remotes/%s", remote->name), "r"); if (!f) return; @@ -277,7 +298,7 @@ static void read_branches_file(struct remote *remote) { char *frag; struct strbuf buf = STRBUF_INIT; - FILE *f = fopen(git_path("branches/%s", remote->name), "r"); + FILE *f = fopen_or_warn(git_path("branches/%s", remote->name), "r"); if (!f) return; @@ -383,6 +404,8 @@ static int handle_config(const char *key, const char *value, void *cb) remote->skip_default_update = git_config_bool(key, value); else if (!strcmp(subkey, "prune")) remote->prune = git_config_bool(key, value); + else if (!strcmp(subkey, "prunetags")) + remote->prune_tags = git_config_bool(key, value); else if (!strcmp(subkey, "url")) { const char *v; if (git_config_string(&v, key, value)) @@ -458,7 +481,6 @@ static void alias_all_urls(void) static void read_config(void) { static int loaded; - struct object_id oid; int flag; if (loaded) @@ -467,7 +489,7 @@ static void read_config(void) current_branch = NULL; if (startup_info->have_repository) { - const char *head_ref = resolve_ref_unsafe("HEAD", 0, oid.hash, &flag); + const char *head_ref = resolve_ref_unsafe("HEAD", 0, NULL, &flag); if (head_ref && (flag & REF_ISSYMREF) && skip_prefix(head_ref, "refs/heads/", &head_ref)) { current_branch = make_branch(head_ref, 0); @@ -668,6 +690,36 @@ const char *pushremote_for_branch(struct branch *branch, int *explicit) return remote_for_branch(branch, explicit); } +const char *remote_ref_for_branch(struct branch *branch, int for_push, + int *explicit) +{ + if (branch) { + if (!for_push) { + if (branch->merge_nr) { + if (explicit) + *explicit = 1; + return branch->merge_name[0]; + } + } else { + const char *dst, *remote_name = + 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, + branch->refname))) { + if (explicit) + *explicit = 1; + return dst; + } + } + } + if (explicit) + *explicit = 0; + return ""; +} + static struct remote *remote_get_1(const char *name, const char *(*get_default)(struct branch *, int *)) { @@ -1077,7 +1129,7 @@ static int try_explicit_object_name(const char *name, return 0; } - if (get_sha1(name, oid.hash)) + if (get_oid(name, &oid)) return -1; if (match) { @@ -1097,10 +1149,9 @@ static struct ref *make_linked_ref(const char *name, struct ref ***tail) static char *guess_ref(const char *name, struct ref *peer) { struct strbuf buf = STRBUF_INIT; - struct object_id oid; const char *r = resolve_ref_unsafe(peer->name, RESOLVE_REF_READING, - oid.hash, NULL); + NULL, NULL); if (!r) return NULL; @@ -1158,12 +1209,11 @@ static int match_explicit(struct ref *src, struct ref *dst, return -1; if (!dst_value) { - struct object_id oid; int flag; dst_value = resolve_ref_unsafe(matched_src->name, RESOLVE_REF_READING, - oid.hash, &flag); + NULL, &flag); if (!dst_value || ((flag & REF_ISSYMREF) && !starts_with(dst_value, "refs/heads/"))) @@ -1286,7 +1336,7 @@ static void add_to_tips(struct tips *tips, const struct object_id *oid) if (is_null_oid(oid)) return; - commit = lookup_commit_reference_gently(oid->hash, 1); + commit = lookup_commit_reference_gently(oid, 1); if (!commit || (commit->object.flags & TMP_MARK)) return; commit->object.flags |= TMP_MARK; @@ -1348,7 +1398,8 @@ static void add_missing_tags(struct ref *src, struct ref **dst, struct ref ***ds if (is_null_oid(&ref->new_oid)) continue; - commit = lookup_commit_reference_gently(ref->new_oid.hash, 1); + commit = lookup_commit_reference_gently(&ref->new_oid, + 1); if (!commit) /* not pushing a commit, which is not an error */ continue; @@ -1575,8 +1626,8 @@ void set_ref_status_for_push(struct ref *remote_refs, int send_mirror, 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.hash, 1) || - !lookup_commit_reference_gently(ref->new_oid.hash, 1)) + else if (!lookup_commit_reference_gently(&ref->old_oid, 1) || + !lookup_commit_reference_gently(&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; @@ -1623,7 +1674,7 @@ static void set_merge(struct branch *ret) strcmp(ret->remote_name, ".")) continue; if (dwim_ref(ret->merge_name[i], strlen(ret->merge_name[i]), - oid.hash, &ref) == 1) + &oid, &ref) == 1) ret->merge[i]->dst = ref; else ret->merge[i]->dst = xstrdup(ret->merge_name[i]); @@ -1783,10 +1834,9 @@ const char *branch_get_push(struct branch *branch, struct strbuf *err) static int ignore_symref_update(const char *refname) { - struct object_id oid; int flag; - if (!resolve_ref_unsafe(refname, 0, oid.hash, &flag)) + if (!resolve_ref_unsafe(refname, 0, NULL, &flag)) return 0; /* non-existing refs are OK */ return (flag & REF_ISSYMREF); } @@ -1935,33 +1985,33 @@ static void unmark_and_free(struct commit_list *list, unsigned int mark) int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid) { struct object *o; - struct commit *old, *new; + struct commit *old_commit, *new_commit; struct commit_list *list, *used; int found = 0; /* - * Both new and old must be commit-ish and new is descendant of - * old. Otherwise we require --force. + * 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->hash), NULL, 0); + o = deref_tag(parse_object(old_oid), NULL, 0); if (!o || o->type != OBJ_COMMIT) return 0; - old = (struct commit *) o; + old_commit = (struct commit *) o; - o = deref_tag(parse_object(new_oid->hash), NULL, 0); + o = deref_tag(parse_object(new_oid), NULL, 0); if (!o || o->type != OBJ_COMMIT) return 0; - new = (struct commit *) o; + new_commit = (struct commit *) o; - if (parse_commit(new) < 0) + if (parse_commit(new_commit) < 0) return 0; used = list = NULL; - commit_list_insert(new, &list); + commit_list_insert(new_commit, &list); while (list) { - new = pop_most_recent_commit(&list, TMP_MARK); - commit_list_insert(new, &used); - if (new == old) { + new_commit = pop_most_recent_commit(&list, TMP_MARK); + commit_list_insert(new_commit, &used); + if (new_commit == old_commit) { found = 1; break; } @@ -1972,16 +2022,23 @@ int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid) } /* - * Compare a branch with its upstream, and save their differences (number - * of commits) in *num_ours and *num_theirs. The name of the upstream branch - * (or NULL if no upstream is defined) is returned via *upstream_name, if it - * is not itself NULL. + * Lookup the upstream branch for the given branch and if present, optionally + * compute the commit ahead/behind values for the pair. + * + * If abf is AHEAD_BEHIND_FULL, compute the full ahead/behind and return the + * counts in *num_ours and *num_theirs. If abf is AHEAD_BEHIND_QUICK, skip + * the (potentially expensive) a/b computation (*num_ours and *num_theirs are + * set to zero). + * + * The name of the upstream branch (or NULL if no upstream is defined) is + * returned via *upstream_name, if it is not itself NULL. * * Returns -1 if num_ours and num_theirs could not be filled in (e.g., no - * upstream defined, or ref does not exist), 0 otherwise. + * upstream defined, or ref does not exist). Returns 0 if the commits are + * identical. Returns 1 if commits are different. */ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs, - const char **upstream_name) + const char **upstream_name, enum ahead_behind_flags abf) { struct object_id oid; struct commit *ours, *theirs; @@ -1997,23 +2054,27 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs, return -1; /* Cannot stat if what we used to build on no longer exists */ - if (read_ref(base, oid.hash)) + if (read_ref(base, &oid)) return -1; - theirs = lookup_commit_reference(oid.hash); + theirs = lookup_commit_reference(&oid); if (!theirs) return -1; - if (read_ref(branch->refname, oid.hash)) + if (read_ref(branch->refname, &oid)) return -1; - ours = lookup_commit_reference(oid.hash); + ours = lookup_commit_reference(&oid); if (!ours) return -1; + *num_theirs = *num_ours = 0; + /* are we the same? */ - if (theirs == ours) { - *num_theirs = *num_ours = 0; + if (theirs == ours) return 0; - } + if (abf == AHEAD_BEHIND_QUICK) + return 1; + if (abf != AHEAD_BEHIND_FULL) + BUG("stat_tracking_info: invalid abf '%d'", abf); /* Run "rev-list --left-right ours...theirs" internally... */ argv_array_push(&argv, ""); /* ignored */ @@ -2029,8 +2090,6 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs, die("revision walk setup failed"); /* ... and count the commits on each side. */ - *num_ours = 0; - *num_theirs = 0; while (1) { struct commit *c = get_revision(&revs); if (!c) @@ -2046,20 +2105,22 @@ int stat_tracking_info(struct branch *branch, int *num_ours, int *num_theirs, clear_commit_marks(theirs, ALL_REV_FLAGS); argv_array_clear(&argv); - return 0; + return 1; } /* * Return true when there is anything to report, otherwise false. */ -int format_tracking_info(struct branch *branch, struct strbuf *sb) +int format_tracking_info(struct branch *branch, struct strbuf *sb, + enum ahead_behind_flags abf) { - int ours, theirs; + int ours, theirs, sti; const char *full_base; char *base; int upstream_is_gone = 0; - if (stat_tracking_info(branch, &ours, &theirs, &full_base) < 0) { + sti = stat_tracking_info(branch, &ours, &theirs, &full_base, abf); + if (sti < 0) { if (!full_base) return 0; upstream_is_gone = 1; @@ -2073,10 +2134,17 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb) if (advice_status_hints) strbuf_addstr(sb, _(" (use \"git branch --unset-upstream\" to fixup)\n")); - } else if (!ours && !theirs) { + } else if (!sti) { strbuf_addf(sb, - _("Your branch is up-to-date with '%s'.\n"), + _("Your branch is up to date with '%s'.\n"), base); + } else if (abf == AHEAD_BEHIND_QUICK) { + strbuf_addf(sb, + _("Your branch and '%s' refer to different commits.\n"), + base); + if (advice_status_hints) + strbuf_addf(sb, _(" (use \"%s\" for details)\n"), + "git status --ahead-behind"); } else if (!theirs) { strbuf_addf(sb, Q_("Your branch is ahead of '%s' by %d commit.\n", @@ -2292,8 +2360,8 @@ static int parse_push_cas_option(struct push_cas_option *cas, const char *arg, i if (!*colon) entry->use_tracking = 1; else if (!colon[1]) - hashclr(entry->expect); - else if (get_sha1(colon + 1, entry->expect)) + oidclr(&entry->expect); + else if (get_oid(colon + 1, &entry->expect)) return error("cannot parse expected object name '%s'", colon + 1); return 0; } @@ -2322,7 +2390,7 @@ static int remote_tracking(struct remote *remote, const char *refname, dst = apply_refspecs(remote->fetch, remote->fetch_refspec_nr, refname); if (!dst) return -1; /* no tracking ref for refname at remote */ - if (read_ref(dst, oid->hash)) + if (read_ref(dst, oid)) return -1; /* we know what the tracking ref is but we cannot read it */ return 0; } @@ -2340,7 +2408,7 @@ static void apply_cas(struct push_cas_option *cas, continue; ref->expect_old_sha1 = 1; if (!entry->use_tracking) - hashcpy(ref->old_oid_expect.hash, cas->entry[i].expect); + oidcpy(&ref->old_oid_expect, &entry->expect); else if (remote_tracking(remote, ref->name, &ref->old_oid_expect)) oidclr(&ref->old_oid_expect); return; |