diff options
Diffstat (limited to 'builtin/clone.c')
-rw-r--r-- | builtin/clone.c | 96 |
1 files changed, 86 insertions, 10 deletions
diff --git a/builtin/clone.c b/builtin/clone.c index e0aaf13583..430307b298 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -18,11 +18,11 @@ #include "transport.h" #include "strbuf.h" #include "dir.h" -#include "pack-refs.h" #include "sigchain.h" #include "branch.h" #include "remote.h" #include "run-command.h" +#include "connected.h" /* * Overall FIXMEs: @@ -231,16 +231,26 @@ static void strip_trailing_slashes(char *dir) static int add_one_reference(struct string_list_item *item, void *cb_data) { char *ref_git; + const char *repo; struct strbuf alternate = STRBUF_INIT; - /* Beware: real_path() and mkpath() return static buffer */ + /* Beware: read_gitfile(), real_path() and mkpath() return static buffer */ ref_git = xstrdup(real_path(item->string)); - if (is_directory(mkpath("%s/.git/objects", ref_git))) { + + repo = read_gitfile(ref_git); + if (!repo) + repo = read_gitfile(mkpath("%s/.git", ref_git)); + if (repo) { + free(ref_git); + ref_git = xstrdup(repo); + } + + if (!repo && is_directory(mkpath("%s/.git/objects", ref_git))) { char *ref_git_git = mkpathdup("%s/.git", ref_git); free(ref_git); ref_git = ref_git_git; } else if (!is_directory(mkpath("%s/objects", ref_git))) - die(_("reference repository '%s' is not a local directory."), + die(_("reference repository '%s' is not a local repository."), item->string); strbuf_addf(&alternate, "%s/objects", ref_git); @@ -376,10 +386,32 @@ static void clone_local(const char *src_repo, const char *dest_repo) static const char *junk_work_tree; static const char *junk_git_dir; static pid_t junk_pid; +static enum { + JUNK_LEAVE_NONE, + JUNK_LEAVE_REPO, + JUNK_LEAVE_ALL +} junk_mode = JUNK_LEAVE_NONE; + +static const char junk_leave_repo_msg[] = +N_("Clone succeeded, but checkout failed.\n" + "You can inspect what was checked out with 'git status'\n" + "and retry the checkout with 'git checkout -f HEAD'\n"); static void remove_junk(void) { struct strbuf sb = STRBUF_INIT; + + switch (junk_mode) { + case JUNK_LEAVE_REPO: + warning("%s", _(junk_leave_repo_msg)); + /* fall-through */ + case JUNK_LEAVE_ALL: + return; + default: + /* proceed to removal */ + break; + } + if (getpid() != junk_pid) return; if (junk_git_dir) { @@ -461,13 +493,16 @@ static void write_remote_refs(const struct ref *local_refs) { const struct ref *r; + lock_packed_refs(LOCK_DIE_ON_ERROR); + for (r = local_refs; r; r = r->next) { if (!r->peer_ref) continue; add_packed_ref(r->peer_ref->name, r->old_sha1); } - pack_refs(PACK_REFS_ALL); + if (commit_packed_refs()) + die_errno("unable to overwrite old ref-pack file"); } static void write_followtags(const struct ref *refs, const char *msg) @@ -485,12 +520,46 @@ static void write_followtags(const struct ref *refs, const char *msg) } } +static int iterate_ref_map(void *cb_data, unsigned char sha1[20]) +{ + struct ref **rm = cb_data; + struct ref *ref = *rm; + + /* + * Skip anything missing a peer_ref, which we are not + * actually going to write a ref for. + */ + while (ref && !ref->peer_ref) + ref = ref->next; + /* Returning -1 notes "end of list" to the caller. */ + if (!ref) + return -1; + + hashcpy(sha1, ref->old_sha1); + *rm = ref->next; + return 0; +} + static void update_remote_refs(const struct ref *refs, const struct ref *mapped_refs, const struct ref *remote_head_points_at, const char *branch_top, - const char *msg) + const char *msg, + struct transport *transport, + int check_connectivity) { + const struct ref *rm = mapped_refs; + + if (check_connectivity) { + if (0 <= option_verbosity) + printf(_("Checking connectivity... ")); + if (check_everything_connected_with_transport(iterate_ref_map, + 0, &rm, transport)) + die(_("remote did not send all necessary objects")); + if (0 <= option_verbosity) + printf(_("done\n")); + } + if (refs) { write_remote_refs(mapped_refs); if (option_single_branch) @@ -579,7 +648,8 @@ static int checkout(void) tree = parse_tree_indirect(sha1); parse_tree(tree); init_tree_desc(&t, tree->buffer, tree->size); - unpack_trees(1, &t, &opts); + if (unpack_trees(1, &t, &opts) < 0) + die(_("unable to checkout working tree")); if (write_cache(fd, active_cache, active_nr) || commit_locked_index(lock_file)) @@ -634,7 +704,7 @@ static void write_refspec_config(const char* src_ref_prefix, /* * otherwise, the next "git fetch" will * simply fetch from HEAD without updating - * any remote tracking branch, which is what + * any remote-tracking branch, which is what * we want. */ } else { @@ -724,6 +794,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix) is_local = option_local != 0 && path && !is_bundle; if (is_local && option_depth) warning(_("--depth is ignored in local clones; use file:// instead.")); + if (option_local > 0 && !is_local) + warning(_("--local is ignored")); if (argc == 2) dir = xstrdup(argv[1]); @@ -830,6 +902,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (option_upload_pack) transport_set_option(transport, TRANS_OPT_UPLOADPACK, option_upload_pack); + + if (transport->smart_options && !option_depth) + transport->smart_options->check_self_contained_and_connected = 1; } refs = transport_get_remote_refs(transport); @@ -891,19 +966,20 @@ int cmd_clone(int argc, const char **argv, const char *prefix) transport_fetch_refs(transport, mapped_refs); update_remote_refs(refs, mapped_refs, remote_head_points_at, - branch_top.buf, reflog_msg.buf); + branch_top.buf, reflog_msg.buf, transport, !is_local); update_head(our_head_points_at, remote_head, reflog_msg.buf); transport_unlock_pack(transport); transport_disconnect(transport); + junk_mode = JUNK_LEAVE_REPO; err = checkout(); strbuf_release(&reflog_msg); strbuf_release(&branch_top); strbuf_release(&key); strbuf_release(&value); - junk_pid = 0; + junk_mode = JUNK_LEAVE_ALL; return err; } |