diff options
Diffstat (limited to 'remote.c')
| -rw-r--r-- | remote.c | 165 |
1 files changed, 121 insertions, 44 deletions
@@ -7,6 +7,9 @@ #include "dir.h" #include "tag.h" #include "string-list.h" +#include "mergesort.h" + +enum map_direction { FROM_SRC, FROM_DST }; static struct refspec s_tag_refspec = { 0, @@ -916,6 +919,27 @@ void free_refs(struct ref *ref) } } +int ref_compare_name(const void *va, const void *vb) +{ + const struct ref *a = va, *b = vb; + return strcmp(a->name, b->name); +} + +static void *ref_list_get_next(const void *a) +{ + return ((const struct ref *)a)->next; +} + +static void ref_list_set_next(void *a, void *next) +{ + ((struct ref *)a)->next = next; +} + +void sort_ref_list(struct ref **l, int (*cmp)(const void *, const void *)) +{ + *l = llist_mergesort(*l, ref_list_get_next, ref_list_set_next, cmp); +} + static int count_refspec_match(const char *pattern, struct ref *refs, struct ref **matched_ref) @@ -978,16 +1002,20 @@ static void tail_link_ref(struct ref *ref, struct ref ***tail) *tail = &ref->next; } +static struct ref *alloc_delete_ref(void) +{ + struct ref *ref = alloc_ref("(delete)"); + hashclr(ref->new_sha1); + return ref; +} + static struct ref *try_explicit_object_name(const char *name) { unsigned char sha1[20]; struct ref *ref; - if (!*name) { - ref = alloc_ref("(delete)"); - hashclr(ref->new_sha1); - return ref; - } + if (!*name) + return alloc_delete_ref(); if (get_sha1(name, sha1)) return NULL; ref = alloc_ref(name); @@ -1072,6 +1100,9 @@ static int match_explicit(struct ref *src, struct ref *dst, case 0: if (!memcmp(dst_value, "refs/", 5)) 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", + dst_value); else if ((dst_guess = guess_ref(dst_value, matched_src))) matched_dst = make_linked_ref(dst_guess, dst_tail); else @@ -1110,10 +1141,11 @@ static int match_explicit_refs(struct ref *src, struct ref *dst, return errs; } -static const struct refspec *check_pattern_match(const struct refspec *rs, - int rs_nr, - const struct ref *src) +static char *get_ref_match(const struct refspec *rs, int rs_nr, const struct ref *ref, + int send_mirror, int direction, const struct refspec **ret_pat) { + const struct refspec *pat; + char *name; int i; int matching_refs = -1; for (i = 0; i < rs_nr; i++) { @@ -1123,14 +1155,36 @@ static const struct refspec *check_pattern_match(const struct refspec *rs, continue; } - if (rs[i].pattern && match_name_with_pattern(rs[i].src, src->name, - NULL, NULL)) - return rs + i; + if (rs[i].pattern) { + const char *dst_side = rs[i].dst ? rs[i].dst : rs[i].src; + int match; + if (direction == FROM_SRC) + match = match_name_with_pattern(rs[i].src, ref->name, dst_side, &name); + else + match = match_name_with_pattern(dst_side, ref->name, rs[i].src, &name); + if (match) { + matching_refs = i; + break; + } + } } - if (matching_refs != -1) - return rs + matching_refs; - else + if (matching_refs == -1) return NULL; + + pat = rs + matching_refs; + if (pat->matching) { + /* + * "matching refs"; traditionally we pushed everything + * including refs outside refs/heads/ hierarchy, but + * that does not make much sense these days. + */ + if (!send_mirror && prefixcmp(ref->name, "refs/heads/")) + return NULL; + name = xstrdup(ref->name); + } + if (ret_pat) + *ret_pat = pat; + return name; } static struct ref **tail_ref(struct ref **head) @@ -1155,9 +1209,10 @@ int match_push_refs(struct ref *src, struct ref **dst, struct refspec *rs; int send_all = flags & MATCH_REFS_ALL; int send_mirror = flags & MATCH_REFS_MIRROR; + int send_prune = flags & MATCH_REFS_PRUNE; int errs; static const char *default_refspec[] = { ":", NULL }; - struct ref **dst_tail = tail_ref(dst); + struct ref *ref, **dst_tail = tail_ref(dst); if (!nr_refspec) { nr_refspec = 1; @@ -1167,39 +1222,23 @@ int match_push_refs(struct ref *src, struct ref **dst, errs = match_explicit_refs(src, *dst, &dst_tail, rs, nr_refspec); /* pick the remainder */ - for ( ; src; src = src->next) { + for (ref = src; ref; ref = ref->next) { struct ref *dst_peer; const struct refspec *pat = NULL; char *dst_name; - if (src->peer_ref) - continue; - pat = check_pattern_match(rs, nr_refspec, src); - if (!pat) + if (ref->peer_ref) 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. - */ - if (!send_mirror && prefixcmp(src->name, "refs/heads/")) - continue; - dst_name = xstrdup(src->name); + dst_name = get_ref_match(rs, nr_refspec, ref, send_mirror, FROM_SRC, &pat); + if (!dst_name) + continue; - } else { - const char *dst_side = pat->dst ? pat->dst : pat->src; - if (!match_name_with_pattern(pat->src, src->name, - dst_side, &dst_name)) - die("Didn't think it matches any more"); - } dst_peer = find_ref_by_name(*dst, dst_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)) /* @@ -1211,13 +1250,30 @@ int match_push_refs(struct ref *src, struct ref **dst, /* Create a new one and link it */ dst_peer = make_linked_ref(dst_name, &dst_tail); - hashcpy(dst_peer->new_sha1, src->new_sha1); + hashcpy(dst_peer->new_sha1, ref->new_sha1); } - dst_peer->peer_ref = copy_ref(src); + dst_peer->peer_ref = copy_ref(ref); dst_peer->force = pat->force; free_name: free(dst_name); } + if (send_prune) { + /* check for missing refs on the remote */ + for (ref = *dst; ref; ref = ref->next) { + char *src_name; + + if (ref->peer_ref) + /* We're already sending something to this ref. */ + continue; + + src_name = get_ref_match(rs, nr_refspec, ref, send_mirror, FROM_DST, NULL); + if (src_name) { + if (!find_ref_by_name(src, src_name)) + ref->peer_ref = alloc_delete_ref(); + free(src_name); + } + } + } if (errs) return -1; return 0; @@ -1314,6 +1370,16 @@ int branch_merge_matches(struct branch *branch, return refname_match(branch->merge[i]->src, refname, ref_fetch_rules); } +static int ignore_symref_update(const char *refname) +{ + unsigned char sha1[20]; + int flag; + + if (!resolve_ref_unsafe(refname, sha1, 0, &flag)) + return 0; /* non-existing refs are OK */ + return (flag & REF_ISSYMREF); +} + static struct ref *get_expanded_map(const struct ref *remote_refs, const struct refspec *refspec) { @@ -1327,7 +1393,8 @@ static struct ref *get_expanded_map(const struct ref *remote_refs, if (strchr(ref->name, '^')) continue; /* a dereference item */ if (match_name_with_pattern(refspec->src, ref->name, - refspec->dst, &expn_name)) { + refspec->dst, &expn_name) && + !ignore_symref_update(expn_name)) { struct ref *cpy = copy_ref(ref); cpy->peer_ref = alloc_ref(expn_name); @@ -1402,8 +1469,8 @@ int get_fetch_map(const struct ref *remote_refs, for (rmp = &ref_map; *rmp; ) { if ((*rmp)->peer_ref) { - if (check_refname_format((*rmp)->peer_ref->name + 5, - REFNAME_ALLOW_ONELEVEL)) { + if (prefixcmp((*rmp)->peer_ref->name, "refs/") || + check_refname_format((*rmp)->peer_ref->name, 0)) { struct ref *ignore = *rmp; error("* Ignoring funny ref '%s' locally", (*rmp)->peer_ref->name); @@ -1571,13 +1638,16 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb) base = branch->merge[0]->dst; base = shorten_unambiguous_ref(base, 0); - if (!num_theirs) + if (!num_theirs) { strbuf_addf(sb, Q_("Your branch is ahead of '%s' by %d commit.\n", "Your branch is ahead of '%s' by %d commits.\n", num_ours), base, num_ours); - else if (!num_ours) + if (advice_status_hints) + strbuf_addf(sb, + _(" (use \"git push\" to publish your local commits)\n")); + } else if (!num_ours) { strbuf_addf(sb, Q_("Your branch is behind '%s' by %d commit, " "and can be fast-forwarded.\n", @@ -1585,7 +1655,10 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb) "and can be fast-forwarded.\n", num_theirs), base, num_theirs); - else + if (advice_status_hints) + strbuf_addf(sb, + _(" (use \"git pull\" to update your local branch)\n")); + } else { strbuf_addf(sb, Q_("Your branch and '%s' have diverged,\n" "and have %d and %d different commit each, " @@ -1595,6 +1668,10 @@ int format_tracking_info(struct branch *branch, struct strbuf *sb) "respectively.\n", num_theirs), base, num_ours, num_theirs); + if (advice_status_hints) + strbuf_addf(sb, + _(" (use \"git pull\" to merge the remote branch into yours)\n")); + } return 1; } |