From: Junio C Hamano Date: Mon, 6 Nov 2017 05:24:27 +0000 (+0900) Subject: Merge branch 'bc/object-id' X-Git-Tag: v2.16.0-rc0~163 X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/e7e456f5007f30997e48dec57a1fc09b6b0f071e?hp=-c Merge branch 'bc/object-id' Conversion from uchar[20] to struct object_id continues. * bc/object-id: (25 commits) refs/files-backend: convert static functions to object_id refs: convert read_raw_ref backends to struct object_id refs: convert peel_object to struct object_id refs: convert resolve_ref_unsafe to struct object_id worktree: convert struct worktree to object_id refs: convert resolve_gitlink_ref to struct object_id Convert remaining callers of resolve_gitlink_ref to object_id sha1_file: convert index_path and index_fd to struct object_id refs: convert reflog_expire parameter to struct object_id refs: convert read_ref_at to struct object_id refs: convert peel_ref to struct object_id builtin/pack-objects: convert to struct object_id pack-bitmap: convert traverse_bitmap_commit_list to object_id refs: convert dwim_log to struct object_id builtin/reflog: convert remaining unsigned char uses to object_id refs: convert dwim_ref and expand_ref to struct object_id refs: convert read_ref and read_ref_full to object_id refs: convert resolve_refdup and refs_resolve_refdup to struct object_id Convert check_connected to use struct object_id refs: update ref transactions to use struct object_id ... --- e7e456f5007f30997e48dec57a1fc09b6b0f071e diff --combined bisect.c index a852cc9d19,c09f7bbbcb..fda2c4a186 --- a/bisect.c +++ b/bisect.c @@@ -433,12 -433,7 +433,12 @@@ static int read_bisect_refs(void static GIT_PATH_FUNC(git_path_bisect_names, "BISECT_NAMES") static GIT_PATH_FUNC(git_path_bisect_expected_rev, "BISECT_EXPECTED_REV") +static GIT_PATH_FUNC(git_path_bisect_ancestors_ok, "BISECT_ANCESTORS_OK") +static GIT_PATH_FUNC(git_path_bisect_run, "BISECT_RUN") +static GIT_PATH_FUNC(git_path_bisect_start, "BISECT_START") +static GIT_PATH_FUNC(git_path_bisect_log, "BISECT_LOG") static GIT_PATH_FUNC(git_path_bisect_terms, "BISECT_TERMS") +static GIT_PATH_FUNC(git_path_head_name, "head-name") static void read_bisect_paths(struct argv_array *array) { @@@ -690,11 -685,12 +690,12 @@@ static int bisect_checkout(const struc char bisect_rev_hex[GIT_MAX_HEXSZ + 1]; memcpy(bisect_rev_hex, oid_to_hex(bisect_rev), GIT_SHA1_HEXSZ + 1); - update_ref(NULL, "BISECT_EXPECTED_REV", bisect_rev->hash, NULL, 0, UPDATE_REFS_DIE_ON_ERR); + update_ref(NULL, "BISECT_EXPECTED_REV", bisect_rev, NULL, 0, UPDATE_REFS_DIE_ON_ERR); argv_checkout[2] = bisect_rev_hex; if (no_checkout) { - update_ref(NULL, "BISECT_HEAD", bisect_rev->hash, NULL, 0, UPDATE_REFS_DIE_ON_ERR); + update_ref(NULL, "BISECT_HEAD", bisect_rev, NULL, 0, + UPDATE_REFS_DIE_ON_ERR); } else { int res; res = run_command_v_opt(argv_checkout, RUN_GIT_CMD); @@@ -1049,40 -1045,3 +1050,40 @@@ int estimate_bisect_steps(int all return (e < 3 * x) ? n : n - 1; } + +static int mark_for_removal(const char *refname, const struct object_id *oid, + int flag, void *cb_data) +{ + struct string_list *refs = cb_data; + char *ref = xstrfmt("refs/bisect%s", refname); + string_list_append(refs, ref); + return 0; +} + +int bisect_clean_state(void) +{ + int result = 0; + + /* There may be some refs packed during bisection */ + struct string_list refs_for_removal = STRING_LIST_INIT_NODUP; + for_each_ref_in("refs/bisect", mark_for_removal, (void *) &refs_for_removal); + string_list_append(&refs_for_removal, xstrdup("BISECT_HEAD")); + result = delete_refs("bisect: remove", &refs_for_removal, REF_NODEREF); + refs_for_removal.strdup_strings = 1; + string_list_clear(&refs_for_removal, 0); + unlink_or_warn(git_path_bisect_expected_rev()); + unlink_or_warn(git_path_bisect_ancestors_ok()); + unlink_or_warn(git_path_bisect_log()); + unlink_or_warn(git_path_bisect_names()); + unlink_or_warn(git_path_bisect_run()); + unlink_or_warn(git_path_bisect_terms()); + /* Cleanup head-name if it got left by an old version of git-bisect */ + unlink_or_warn(git_path_head_name()); + /* + * Cleanup BISECT_START last to support the --no-checkout option + * introduced in the commit 4796e823a. + */ + unlink_or_warn(git_path_bisect_start()); + + return result; +} diff --combined builtin/am.c index 40968428dd,c9bb14a6c2..4b6f1534f8 --- a/builtin/am.c +++ b/builtin/am.c @@@ -1068,8 -1068,8 +1068,8 @@@ static void am_setup(struct am_state *s if (!get_oid("HEAD", &curr_head)) { write_state_text(state, "abort-safety", oid_to_hex(&curr_head)); if (!state->rebasing) - update_ref_oid("am", "ORIG_HEAD", &curr_head, NULL, 0, - UPDATE_REFS_DIE_ON_ERR); + update_ref("am", "ORIG_HEAD", &curr_head, NULL, 0, + UPDATE_REFS_DIE_ON_ERR); } else { write_state_text(state, "abort-safety", ""); if (!state->rebasing) @@@ -1134,11 -1134,11 +1134,11 @@@ static const char *msgnum(const struct */ static void refresh_and_write_cache(void) { - struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); + struct lock_file lock_file = LOCK_INIT; - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); refresh_cache(REFRESH_QUIET); - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write index file")); } @@@ -1488,10 -1488,11 +1488,10 @@@ static int run_apply(const struct am_st struct argv_array apply_opts = ARGV_ARRAY_INIT; struct apply_state apply_state; int res, opts_left; - static struct lock_file lock_file; int force_apply = 0; int options = 0; - if (init_apply_state(&apply_state, NULL, &lock_file)) + if (init_apply_state(&apply_state, NULL)) die("BUG: init_apply_state() failed"); argv_array_push(&apply_opts, "apply"); @@@ -1685,8 -1686,8 +1685,8 @@@ static void do_commit(const struct am_s strbuf_addf(&sb, "%s: %.*s", reflog_msg, linelen(state->msg), state->msg); - update_ref_oid(sb.buf, "HEAD", &commit, old_oid, 0, - UPDATE_REFS_DIE_ON_ERR); + update_ref(sb.buf, "HEAD", &commit, old_oid, 0, + UPDATE_REFS_DIE_ON_ERR); if (state->rebasing) { FILE *fp = xfopen(am_path(state, "rewritten"), "a"); @@@ -1945,14 -1946,15 +1945,14 @@@ next */ static int fast_forward_to(struct tree *head, struct tree *remote, int reset) { - struct lock_file *lock_file; + struct lock_file lock_file = LOCK_INIT; struct unpack_trees_options opts; struct tree_desc t[2]; if (parse_tree(head) || parse_tree(remote)) return -1; - lock_file = xcalloc(1, sizeof(struct lock_file)); - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); refresh_cache(REFRESH_QUIET); @@@ -1968,11 -1970,11 +1968,11 @@@ init_tree_desc(&t[1], remote->buffer, remote->size); if (unpack_trees(2, t, &opts)) { - rollback_lock_file(lock_file); + rollback_lock_file(&lock_file); return -1; } - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write new index file")); return 0; @@@ -1984,14 -1986,15 +1984,14 @@@ */ static int merge_tree(struct tree *tree) { - struct lock_file *lock_file; + struct lock_file lock_file = LOCK_INIT; struct unpack_trees_options opts; struct tree_desc t[1]; if (parse_tree(tree)) return -1; - lock_file = xcalloc(1, sizeof(struct lock_file)); - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); memset(&opts, 0, sizeof(opts)); opts.head_idx = 1; @@@ -2002,11 -2005,11 +2002,11 @@@ init_tree_desc(&t[0], tree->buffer, tree->size); if (unpack_trees(1, t, &opts)) { - rollback_lock_file(lock_file); + rollback_lock_file(&lock_file); return -1; } - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write new index file")); return 0; @@@ -2132,7 -2135,7 +2132,7 @@@ static void am_abort(struct am_state *s am_rerere_clear(); - curr_branch = resolve_refdup("HEAD", 0, curr_head.hash, NULL); + curr_branch = resolve_refdup("HEAD", 0, &curr_head, NULL); has_curr_head = curr_branch && !is_null_oid(&curr_head); if (!has_curr_head) hashcpy(curr_head.hash, EMPTY_TREE_SHA1_BIN); @@@ -2144,9 -2147,9 +2144,9 @@@ clean_index(&curr_head, &orig_head); if (has_orig_head) - update_ref_oid("am --abort", "HEAD", &orig_head, - has_curr_head ? &curr_head : NULL, 0, - UPDATE_REFS_DIE_ON_ERR); + update_ref("am --abort", "HEAD", &orig_head, + has_curr_head ? &curr_head : NULL, 0, + UPDATE_REFS_DIE_ON_ERR); else if (curr_branch) delete_ref(NULL, curr_branch, NULL, REF_NODEREF); diff --combined builtin/branch.c index 79dc9181fd,c5f88b59ef..b1ed649300 --- a/builtin/branch.c +++ b/builtin/branch.c @@@ -93,7 -93,7 +93,7 @@@ static int git_branch_config(const cha return config_error_nonbool(var); return color_parse(value, branch_colors[slot]); } - return git_default_config(var, value, cb); + return git_color_default_config(var, value, cb); } static const char *branch_get_color(enum color_branch ix) @@@ -125,7 -125,7 +125,7 @@@ static int branch_merged(int kind, cons if (upstream && (reference_name = reference_name_to_free = resolve_refdup(upstream, RESOLVE_REF_READING, - oid.hash, NULL)) != NULL) + &oid, NULL)) != NULL) reference_rev = lookup_commit_reference(&oid); } if (!reference_rev) @@@ -241,7 -241,7 +241,7 @@@ static int delete_branches(int argc, co RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE | RESOLVE_REF_ALLOW_BAD_NAME, - oid.hash, &flags); + &oid, &flags); if (!target) { error(remote_branch ? _("remote-tracking branch '%s' not found.") @@@ -257,7 -257,7 +257,7 @@@ goto next; } - if (delete_ref(NULL, name, is_null_oid(&oid) ? NULL : oid.hash, + if (delete_ref(NULL, name, is_null_oid(&oid) ? NULL : &oid, REF_NODEREF)) { error(remote_branch ? _("Error deleting remote-tracking branch '%s'") @@@ -636,7 -636,7 +636,7 @@@ int cmd_branch(int argc, const char **a track = git_branch_track; - head = resolve_refdup("HEAD", 0, head_oid.hash, NULL); + head = resolve_refdup("HEAD", 0, &head_oid, NULL); if (!head) die(_("Failed to resolve HEAD as a valid ref.")); if (!strcmp(head, "HEAD")) diff --combined builtin/checkout.c index fcff0de198,463a337e5d..6c2b4cd419 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@@ -247,7 -247,7 +247,7 @@@ static int checkout_paths(const struct struct object_id rev; struct commit *head; int errs = 0; - struct lock_file *lock_file; + struct lock_file lock_file = LOCK_INIT; if (opts->track != BRANCH_TRACK_UNSPECIFIED) die(_("'%s' cannot be used with updating paths"), "--track"); @@@ -275,7 -275,9 +275,7 @@@ return run_add_interactive(revision, "--patch=checkout", &opts->pathspec); - lock_file = xcalloc(1, sizeof(struct lock_file)); - - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); if (read_cache_preload(&opts->pathspec) < 0) return error(_("index file corrupt")); @@@ -374,10 -376,10 +374,10 @@@ } errs |= finish_delayed_checkout(&state); - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write new index file")); - read_ref_full("HEAD", 0, rev.hash, NULL); + read_ref_full("HEAD", 0, &rev, NULL); head = lookup_commit_reference_gently(&rev, 1); errs |= post_checkout_hook(head, head, 0); @@@ -470,9 -472,9 +470,9 @@@ static int merge_working_tree(const str int *writeout_error) { int ret; - struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); + struct lock_file lock_file = LOCK_INIT; - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); if (read_cache_preload(NULL) < 0) return error(_("index file corrupt")); @@@ -589,7 -591,7 +589,7 @@@ if (!cache_tree_fully_valid(active_cache_tree)) cache_tree_update(&the_index, WRITE_TREE_SILENT | WRITE_TREE_REPAIR); - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write new index file")); if (!opts->force && !opts->quiet) @@@ -662,7 -664,7 +662,7 @@@ static void update_refs_for_switch(cons if (!strcmp(new->name, "HEAD") && !new->path && !opts->force_detach) { /* Nothing to do. */ } else if (opts->force_detach || !new->path) { /* No longer on any branch. */ - update_ref(msg.buf, "HEAD", new->commit->object.oid.hash, NULL, + update_ref(msg.buf, "HEAD", &new->commit->object.oid, NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR); if (!opts->quiet) { if (old->path && @@@ -825,7 -827,7 +825,7 @@@ static int switch_branches(const struc struct object_id rev; int flag, writeout_error = 0; memset(&old, 0, sizeof(old)); - old.path = path_to_free = resolve_refdup("HEAD", 0, rev.hash, &flag); + old.path = path_to_free = resolve_refdup("HEAD", 0, &rev, &flag); if (old.path) old.commit = lookup_commit_reference_gently(&rev, 1); if (!(flag & REF_ISSYMREF)) @@@ -1036,7 -1038,7 +1036,7 @@@ static int parse_branchname_arg(int arg setup_branch_path(new); if (!check_refname_format(new->path, 0) && - !read_ref(new->path, branch_rev.hash)) + !read_ref(new->path, &branch_rev)) oidcpy(rev, &branch_rev); else new->path = NULL; /* not an existing branch */ @@@ -1134,7 -1136,7 +1134,7 @@@ static int checkout_branch(struct check struct object_id rev; int flag; - if (!read_ref_full("HEAD", 0, rev.hash, &flag) && + if (!read_ref_full("HEAD", 0, &rev, &flag) && (flag & REF_ISSYMREF) && is_null_oid(&rev)) return switch_unborn_to_new_branch(opts); } diff --combined builtin/clone.c index 96a3aaaa1f,695bdd7046..cf6eddc9c5 --- a/builtin/clone.c +++ b/builtin/clone.c @@@ -588,7 -588,7 +588,7 @@@ static void write_remote_refs(const str for (r = local_refs; r; r = r->next) { if (!r->peer_ref) continue; - if (ref_transaction_create(t, r->peer_ref->name, r->old_oid.hash, + if (ref_transaction_create(t, r->peer_ref->name, &r->old_oid, 0, NULL, &err)) die("%s", err.buf); } @@@ -610,12 -610,12 +610,12 @@@ static void write_followtags(const stru continue; if (!has_object_file(&ref->old_oid)) continue; - update_ref(msg, ref->name, ref->old_oid.hash, - NULL, 0, UPDATE_REFS_DIE_ON_ERR); + update_ref(msg, ref->name, &ref->old_oid, NULL, 0, + UPDATE_REFS_DIE_ON_ERR); } } - static int iterate_ref_map(void *cb_data, unsigned char sha1[20]) + static int iterate_ref_map(void *cb_data, struct object_id *oid) { struct ref **rm = cb_data; struct ref *ref = *rm; @@@ -630,7 -630,7 +630,7 @@@ if (!ref) return -1; - hashcpy(sha1, ref->old_oid.hash); + oidcpy(oid, &ref->old_oid); *rm = ref->next; return 0; } @@@ -682,23 -682,23 +682,23 @@@ static void update_head(const struct re if (create_symref("HEAD", our->name, NULL) < 0) die(_("unable to update HEAD")); if (!option_bare) { - update_ref(msg, "HEAD", our->old_oid.hash, NULL, 0, + update_ref(msg, "HEAD", &our->old_oid, NULL, 0, UPDATE_REFS_DIE_ON_ERR); install_branch_config(0, head, option_origin, our->name); } } else if (our) { struct commit *c = lookup_commit_reference(&our->old_oid); /* --branch specifies a non-branch (i.e. tags), detach HEAD */ - update_ref(msg, "HEAD", c->object.oid.hash, - NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR); + update_ref(msg, "HEAD", &c->object.oid, NULL, REF_NODEREF, + UPDATE_REFS_DIE_ON_ERR); } else if (remote) { /* * We know remote HEAD points to a non-branch, or * HEAD points to a branch but we don't know which one. * Detach HEAD in all these cases. */ - update_ref(msg, "HEAD", remote->old_oid.hash, - NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR); + update_ref(msg, "HEAD", &remote->old_oid, NULL, REF_NODEREF, + UPDATE_REFS_DIE_ON_ERR); } } @@@ -706,7 -706,7 +706,7 @@@ static int checkout(int submodule_progr { struct object_id oid; char *head; - struct lock_file *lock_file; + struct lock_file lock_file = LOCK_INIT; struct unpack_trees_options opts; struct tree *tree; struct tree_desc t; @@@ -715,7 -715,7 +715,7 @@@ if (option_no_checkout) return 0; - head = resolve_refdup("HEAD", RESOLVE_REF_READING, oid.hash, NULL); + head = resolve_refdup("HEAD", RESOLVE_REF_READING, &oid, NULL); if (!head) { warning(_("remote HEAD refers to nonexistent ref, " "unable to checkout.\n")); @@@ -733,7 -733,8 +733,7 @@@ /* We need to be in the new work tree for the checkout */ setup_work_tree(); - lock_file = xcalloc(1, sizeof(struct lock_file)); - hold_locked_index(lock_file, LOCK_DIE_ON_ERROR); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); memset(&opts, 0, sizeof opts); opts.update = 1; @@@ -749,7 -750,7 +749,7 @@@ if (unpack_trees(1, &t, &opts) < 0) die(_("unable to checkout working tree")); - if (write_locked_index(&the_index, lock_file, COMMIT_LOCK)) + if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK)) die(_("unable to write new index file")); err |= run_hook_le(NULL, "post-checkout", sha1_to_hex(null_sha1), diff --combined builtin/commit.c index 1a4ad725bc,f9c9676a3f..c38542ee46 --- a/builtin/commit.c +++ b/builtin/commit.c @@@ -355,7 -355,7 +355,7 @@@ static const char *prepare_index(int ar refresh_cache_or_die(refresh_flags); - if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) + if (write_locked_index(&the_index, &index_lock, 0)) die(_("unable to create temporary index")); old_index_env = getenv(INDEX_ENVIRONMENT); @@@ -374,7 -374,7 +374,7 @@@ if (update_main_cache_tree(WRITE_TREE_SILENT) == 0) { if (reopen_lock_file(&index_lock) < 0) die(_("unable to write index file")); - if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) + if (write_locked_index(&the_index, &index_lock, 0)) die(_("unable to update temporary index")); } else warning(_("Failed to update main cache tree")); @@@ -401,7 -401,7 +401,7 @@@ add_files_to_cache(also ? prefix : NULL, &pathspec, 0); refresh_cache_or_die(refresh_flags); update_main_cache_tree(WRITE_TREE_SILENT); - if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) + if (write_locked_index(&the_index, &index_lock, 0)) die(_("unable to write new_index file")); commit_style = COMMIT_NORMAL; ret = get_lock_file_path(&index_lock); @@@ -474,7 -474,7 +474,7 @@@ add_remove_files(&partial); refresh_cache(REFRESH_QUIET); update_main_cache_tree(WRITE_TREE_SILENT); - if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) + if (write_locked_index(&the_index, &index_lock, 0)) die(_("unable to write new_index file")); hold_lock_file_for_update(&false_lock, @@@ -486,7 -486,7 +486,7 @@@ add_remove_files(&partial); refresh_cache(REFRESH_QUIET); - if (write_locked_index(&the_index, &false_lock, CLOSE_LOCK)) + if (write_locked_index(&the_index, &false_lock, 0)) die(_("unable to write temporary index file")); discard_cache(); @@@ -1492,8 -1492,6 +1492,8 @@@ static void print_summary(const char *p diff_setup_done(&rev.diffopt); head = resolve_ref_unsafe("HEAD", 0, NULL, NULL); + if (!head) + die_errno(_("unable to resolve HEAD after creating commit")); if (!strcmp(head, "HEAD")) head = _("detached HEAD"); else @@@ -1790,9 -1788,9 +1790,9 @@@ int cmd_commit(int argc, const char **a transaction = ref_transaction_begin(&err); if (!transaction || - ref_transaction_update(transaction, "HEAD", oid.hash, + ref_transaction_update(transaction, "HEAD", &oid, current_head - ? current_head->object.oid.hash : null_sha1, + ? ¤t_head->object.oid : &null_oid, 0, sb.buf, &err) || ref_transaction_commit(transaction, &err)) { rollback_index_files(); diff --combined builtin/describe.c index 979556d9fb,352f8821fd..e14e162ef6 --- a/builtin/describe.c +++ b/builtin/describe.c @@@ -7,12 -7,12 +7,12 @@@ #include "builtin.h" #include "exec_cmd.h" #include "parse-options.h" +#include "revision.h" #include "diff.h" #include "hashmap.h" #include "argv-array.h" #include "run-command.h" -#define SEEN (1u << 0) #define MAX_TAGS (FLAG_BITS - 1) static const char * const describe_usage[] = { @@@ -181,7 -181,7 +181,7 @@@ static int get_name(const char *path, c } /* Is it annotated? */ - if (!peel_ref(path, peeled.hash)) { + if (!peel_ref(path, &peeled)) { is_annotated = !!oidcmp(oid, &peeled); } else { oidcpy(&peeled, oid); @@@ -543,9 -543,7 +543,9 @@@ int cmd_describe(int argc, const char * } } else if (dirty) { static struct lock_file index_lock; - int fd; + struct rev_info revs; + struct argv_array args = ARGV_ARRAY_INIT; + int fd, result; read_cache_preload(NULL); refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, @@@ -554,13 -552,8 +554,13 @@@ if (0 <= fd) update_index_if_able(&the_index, &index_lock); - if (!cmd_diff_index(ARRAY_SIZE(diff_index_args) - 1, - diff_index_args, prefix)) + init_revisions(&revs, prefix); + argv_array_pushv(&args, diff_index_args); + if (setup_revisions(args.argc, args.argv, &revs, NULL) != 1) + BUG("malformed internal diff-index command line"); + result = run_diff_index(&revs, 0); + + if (!diff_result_code(&revs.diffopt, result)) suffix = NULL; else suffix = dirty; diff --combined builtin/pull.c index 0413c78a3a,9b2d67fe43..a28f0ffadd --- a/builtin/pull.c +++ b/builtin/pull.c @@@ -86,7 -86,6 +86,7 @@@ static int recurse_submodules = RECURSE static enum rebase_type opt_rebase = -1; static char *opt_diffstat; static char *opt_log; +static char *opt_signoff; static char *opt_squash; static char *opt_commit; static char *opt_edit; @@@ -143,9 -142,6 +143,9 @@@ static struct option pull_options[] = OPT_PASSTHRU(0, "log", &opt_log, N_("n"), N_("add (at most ) entries from shortlog to merge commit message"), PARSE_OPT_OPTARG), + OPT_PASSTHRU(0, "signoff", &opt_signoff, NULL, + N_("add Signed-off-by:"), + PARSE_OPT_OPTARG), OPT_PASSTHRU(0, "squash", &opt_squash, NULL, N_("create a single commit instead of doing a merge"), PARSE_OPT_NOARG), @@@ -548,7 -544,7 +548,7 @@@ static int pull_into_void(const struct if (checkout_fast_forward(&empty_tree_oid, merge_head, 0)) return 1; - if (update_ref("initial pull", "HEAD", merge_head->hash, curr_head->hash, 0, UPDATE_REFS_DIE_ON_ERR)) + if (update_ref("initial pull", "HEAD", merge_head, curr_head, 0, UPDATE_REFS_DIE_ON_ERR)) return 1; return 0; @@@ -598,8 -594,6 +598,8 @@@ static int run_merge(void argv_array_push(&args, opt_diffstat); if (opt_log) argv_array_push(&args, opt_log); + if (opt_signoff) + argv_array_push(&args, opt_signoff); if (opt_squash) argv_array_push(&args, opt_squash); if (opt_commit) diff --combined builtin/remote.c index bc89623695,0fddc64461..a04ea50e40 --- a/builtin/remote.c +++ b/builtin/remote.c @@@ -565,7 -565,7 +565,7 @@@ static int read_remote_branches(const c item = string_list_append(rename->remote_branches, xstrdup(refname)); symref = resolve_ref_unsafe(refname, RESOLVE_REF_READING, NULL, &flag); - if (flag & REF_ISSYMREF) + if (symref && (flag & REF_ISSYMREF)) item->util = xstrdup(symref); else item->util = NULL; @@@ -690,7 -690,7 +690,7 @@@ static int mv(int argc, const char **ar int flag = 0; struct object_id oid; - read_ref_full(item->string, RESOLVE_REF_READING, oid.hash, &flag); + read_ref_full(item->string, RESOLVE_REF_READING, &oid, &flag); if (!(flag & REF_ISSYMREF)) continue; if (delete_ref(NULL, item->string, NULL, REF_NODEREF)) diff --combined builtin/show-branch.c index 6fa1f62a88,8bf42e529d..2e24b5c330 --- a/builtin/show-branch.c +++ b/builtin/show-branch.c @@@ -554,7 -554,7 +554,7 @@@ static int git_show_branch_config(cons return 0; } - return git_default_config(var, value, cb); + return git_color_default_config(var, value, cb); } static int omit_in_dense(struct commit *commit, struct commit **rev, int n) @@@ -705,8 -705,8 +705,8 @@@ int cmd_show_branch(int ac, const char static const char *fake_av[2]; fake_av[0] = resolve_refdup("HEAD", - RESOLVE_REF_READING, - oid.hash, NULL); + RESOLVE_REF_READING, &oid, + NULL); fake_av[1] = NULL; av = fake_av; ac = 1; @@@ -720,7 -720,7 +720,7 @@@ die(Q_("only %d entry can be shown at one time.", "only %d entries can be shown at one time.", MAX_REVS), MAX_REVS); - if (!dwim_ref(*av, strlen(*av), oid.hash, &ref)) + if (!dwim_ref(*av, strlen(*av), &oid, &ref)) die(_("no such ref %s"), *av); /* Has the base been specified? */ @@@ -731,7 -731,7 +731,7 @@@ /* Ah, that is a date spec... */ timestamp_t at; at = approxidate(reflog_base); - read_ref_at(ref, flags, at, -1, oid.hash, NULL, + read_ref_at(ref, flags, at, -1, &oid, NULL, NULL, NULL, &base); } } @@@ -743,7 -743,7 +743,7 @@@ timestamp_t timestamp; int tz; - if (read_ref_at(ref, flags, 0, base+i, oid.hash, &logmsg, + if (read_ref_at(ref, flags, 0, base + i, &oid, &logmsg, ×tamp, &tz, NULL)) { reflog = i; break; @@@ -775,7 -775,7 +775,7 @@@ } head = resolve_refdup("HEAD", RESOLVE_REF_READING, - head_oid.hash, NULL); + &head_oid, NULL); if (with_current_branch && head) { int has_head = 0; diff --combined builtin/submodule--helper.c index d366e8e7b3,5946a7ca93..2086f0eb08 --- a/builtin/submodule--helper.c +++ b/builtin/submodule--helper.c @@@ -13,16 -13,6 +13,16 @@@ #include "remote.h" #include "refs.h" #include "connect.h" +#include "revision.h" +#include "diffcore.h" +#include "diff.h" + +#define OPT_QUIET (1 << 0) +#define OPT_CACHED (1 << 1) +#define OPT_RECURSIVE (1 << 2) + +typedef void (*each_submodule_fn)(const struct cache_entry *list_item, + void *cb_data); static char *get_default_remote(void) { @@@ -229,64 -219,6 +229,64 @@@ static int resolve_relative_url_test(in return 0; } +/* the result should be freed by the caller. */ +static char *get_submodule_displaypath(const char *path, const char *prefix) +{ + const char *super_prefix = get_super_prefix(); + + if (prefix && super_prefix) { + BUG("cannot have prefix '%s' and superprefix '%s'", + prefix, super_prefix); + } else if (prefix) { + struct strbuf sb = STRBUF_INIT; + char *displaypath = xstrdup(relative_path(path, prefix, &sb)); + strbuf_release(&sb); + return displaypath; + } else if (super_prefix) { + return xstrfmt("%s%s", super_prefix, path); + } else { + return xstrdup(path); + } +} + +static char *compute_rev_name(const char *sub_path, const char* object_id) +{ + struct strbuf sb = STRBUF_INIT; + const char ***d; + + static const char *describe_bare[] = { NULL }; + + static const char *describe_tags[] = { "--tags", NULL }; + + static const char *describe_contains[] = { "--contains", NULL }; + + static const char *describe_all_always[] = { "--all", "--always", NULL }; + + static const char **describe_argv[] = { describe_bare, describe_tags, + describe_contains, + describe_all_always, NULL }; + + for (d = describe_argv; *d; d++) { + struct child_process cp = CHILD_PROCESS_INIT; + prepare_submodule_repo_env(&cp.env_array); + cp.dir = sub_path; + cp.git_cmd = 1; + cp.no_stderr = 1; + + argv_array_push(&cp.args, "describe"); + argv_array_pushv(&cp.args, *d); + argv_array_push(&cp.args, object_id); + + if (!capture_command(&cp, &sb, 0)) { + strbuf_strip_suffix(&sb, "\n"); + return strbuf_detach(&sb, NULL); + } + } + + strbuf_release(&sb); + return NULL; +} + struct module_list { const struct cache_entry **entries; int alloc, nr; @@@ -396,29 -328,21 +396,29 @@@ static int module_list(int argc, const return 0; } -static void init_submodule(const char *path, const char *prefix, int quiet) +static void for_each_listed_submodule(const struct module_list *list, + each_submodule_fn fn, void *cb_data) +{ + int i; + for (i = 0; i < list->nr; i++) + fn(list->entries[i], cb_data); +} + +struct init_cb { + const char *prefix; + unsigned int flags; +}; + +#define INIT_CB_INIT { NULL, 0 } + +static void init_submodule(const char *path, const char *prefix, + unsigned int flags) { const struct submodule *sub; struct strbuf sb = STRBUF_INIT; char *upd = NULL, *url = NULL, *displaypath; - if (prefix && get_super_prefix()) - die("BUG: cannot have prefix and superprefix"); - else if (prefix) - displaypath = xstrdup(relative_path(path, prefix, &sb)); - else if (get_super_prefix()) { - strbuf_addf(&sb, "%s%s", get_super_prefix(), path); - displaypath = strbuf_detach(&sb, NULL); - } else - displaypath = xstrdup(path); + displaypath = get_submodule_displaypath(path, prefix); sub = submodule_from_path(&null_oid, path); @@@ -433,9 -357,9 +433,9 @@@ * Set active flag for the submodule being initialized */ if (!is_submodule_active(the_repository, path)) { - strbuf_reset(&sb); strbuf_addf(&sb, "submodule.%s.active", sub->name); git_config_set_gently(sb.buf, "true"); + strbuf_reset(&sb); } /* @@@ -443,6 -367,7 +443,6 @@@ * To look up the url in .git/config, we must not fall back to * .gitmodules, so look it up directly. */ - strbuf_reset(&sb); strbuf_addf(&sb, "submodule.%s.url", sub->name); if (git_config_get_string(sb.buf, &url)) { if (!sub->url) @@@ -474,14 -399,14 +474,14 @@@ if (git_config_set_gently(sb.buf, url)) die(_("Failed to register url for submodule path '%s'"), displaypath); - if (!quiet) + if (!(flags & OPT_QUIET)) fprintf(stderr, _("Submodule '%s' (%s) registered for path '%s'\n"), sub->name, url, displaypath); } + strbuf_reset(&sb); /* Copy "update" setting when it is not set yet */ - strbuf_reset(&sb); strbuf_addf(&sb, "submodule.%s.update", sub->name); if (git_config_get_string(sb.buf, &upd) && sub->update_strategy.type != SM_UPDATE_UNSPECIFIED) { @@@ -501,18 -426,12 +501,18 @@@ free(upd); } +static void init_submodule_cb(const struct cache_entry *list_item, void *cb_data) +{ + struct init_cb *info = cb_data; + init_submodule(list_item->name, info->prefix, info->flags); +} + static int module_init(int argc, const char **argv, const char *prefix) { + struct init_cb info = INIT_CB_INIT; struct pathspec pathspec; struct module_list list = MODULE_LIST_INIT; int quiet = 0; - int i; struct option module_init_options[] = { OPT__QUIET(&quiet, N_("Suppress output for initializing a submodule")), @@@ -537,165 -456,8 +537,165 @@@ if (!argc && git_config_get_value_multi("submodule.active")) module_list_active(&list); - for (i = 0; i < list.nr; i++) - init_submodule(list.entries[i]->name, prefix, quiet); + info.prefix = prefix; + if (quiet) + info.flags |= OPT_QUIET; + + for_each_listed_submodule(&list, init_submodule_cb, &info); + + return 0; +} + +struct status_cb { + const char *prefix; + unsigned int flags; +}; + +#define STATUS_CB_INIT { NULL, 0 } + +static void print_status(unsigned int flags, char state, const char *path, + const struct object_id *oid, const char *displaypath) +{ + if (flags & OPT_QUIET) + return; + + printf("%c%s %s", state, oid_to_hex(oid), displaypath); + + if (state == ' ' || state == '+') + printf(" (%s)", compute_rev_name(path, oid_to_hex(oid))); + + printf("\n"); +} + +static int handle_submodule_head_ref(const char *refname, + const struct object_id *oid, int flags, + void *cb_data) +{ + struct object_id *output = cb_data; + if (oid) + oidcpy(output, oid); + + return 0; +} + +static void status_submodule(const char *path, const struct object_id *ce_oid, + unsigned int ce_flags, const char *prefix, + unsigned int flags) +{ + char *displaypath; + struct argv_array diff_files_args = ARGV_ARRAY_INIT; + struct rev_info rev; + int diff_files_result; + + if (!submodule_from_path(&null_oid, path)) + die(_("no submodule mapping found in .gitmodules for path '%s'"), + path); + + displaypath = get_submodule_displaypath(path, prefix); + + if ((CE_STAGEMASK & ce_flags) >> CE_STAGESHIFT) { + print_status(flags, 'U', path, &null_oid, displaypath); + goto cleanup; + } + + if (!is_submodule_active(the_repository, path)) { + print_status(flags, '-', path, ce_oid, displaypath); + goto cleanup; + } + + argv_array_pushl(&diff_files_args, "diff-files", + "--ignore-submodules=dirty", "--quiet", "--", + path, NULL); + + git_config(git_diff_basic_config, NULL); + init_revisions(&rev, prefix); + rev.abbrev = 0; + diff_files_args.argc = setup_revisions(diff_files_args.argc, + diff_files_args.argv, + &rev, NULL); + diff_files_result = run_diff_files(&rev, 0); + + if (!diff_result_code(&rev.diffopt, diff_files_result)) { + print_status(flags, ' ', path, ce_oid, + displaypath); + } else if (!(flags & OPT_CACHED)) { + struct object_id oid; + + if (refs_head_ref(get_submodule_ref_store(path), + handle_submodule_head_ref, &oid)) + die(_("could not resolve HEAD ref inside the" + "submodule '%s'"), path); + + print_status(flags, '+', path, &oid, displaypath); + } else { + print_status(flags, '+', path, ce_oid, displaypath); + } + + if (flags & OPT_RECURSIVE) { + struct child_process cpr = CHILD_PROCESS_INIT; + + cpr.git_cmd = 1; + cpr.dir = path; + prepare_submodule_repo_env(&cpr.env_array); + + argv_array_push(&cpr.args, "--super-prefix"); + argv_array_pushf(&cpr.args, "%s/", displaypath); + argv_array_pushl(&cpr.args, "submodule--helper", "status", + "--recursive", NULL); + + if (flags & OPT_CACHED) + argv_array_push(&cpr.args, "--cached"); + + if (flags & OPT_QUIET) + argv_array_push(&cpr.args, "--quiet"); + + if (run_command(&cpr)) + die(_("failed to recurse into submodule '%s'"), path); + } + +cleanup: + argv_array_clear(&diff_files_args); + free(displaypath); +} + +static void status_submodule_cb(const struct cache_entry *list_item, + void *cb_data) +{ + struct status_cb *info = cb_data; + status_submodule(list_item->name, &list_item->oid, list_item->ce_flags, + info->prefix, info->flags); +} + +static int module_status(int argc, const char **argv, const char *prefix) +{ + struct status_cb info = STATUS_CB_INIT; + struct pathspec pathspec; + struct module_list list = MODULE_LIST_INIT; + int quiet = 0; + + struct option module_status_options[] = { + OPT__QUIET(&quiet, N_("Suppress submodule status output")), + OPT_BIT(0, "cached", &info.flags, N_("Use commit stored in the index instead of the one stored in the submodule HEAD"), OPT_CACHED), + OPT_BIT(0, "recursive", &info.flags, N_("recurse into nested submodules"), OPT_RECURSIVE), + OPT_END() + }; + + const char *const git_submodule_helper_usage[] = { + N_("git submodule status [--quiet] [--cached] [--recursive] [...]"), + NULL + }; + + argc = parse_options(argc, argv, prefix, module_status_options, + git_submodule_helper_usage, 0); + + if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0) + return 1; + + info.prefix = prefix; + if (quiet) + info.flags |= OPT_QUIET; + + for_each_listed_submodule(&list, status_submodule_cb, &info); return 0; } @@@ -1382,7 -1144,7 +1382,7 @@@ static int push_check(int argc, const c argv++; argc--; /* Get the submodule's head ref and determine if it is detached */ - head = resolve_refdup("HEAD", 0, head_oid.hash, NULL); + head = resolve_refdup("HEAD", 0, &head_oid, NULL); if (!head) die(_("Failed to resolve HEAD as a valid ref.")); if (!strcmp(head, "HEAD")) @@@ -1497,7 -1259,6 +1497,7 @@@ static struct cmd_struct commands[] = {"resolve-relative-url", resolve_relative_url, 0}, {"resolve-relative-url-test", resolve_relative_url_test, 0}, {"init", module_init, SUPPORT_SUPER_PREFIX}, + {"status", module_status, SUPPORT_SUPER_PREFIX}, {"remote-branch", resolve_remote_submodule_branch, 0}, {"push-check", push_check, 0}, {"absorb-git-dirs", absorb_git_dirs, SUPPORT_SUPER_PREFIX}, diff --combined builtin/tag.c index b38329b593,8c458b9613..a7e6a5b0f2 --- a/builtin/tag.c +++ b/builtin/tag.c @@@ -82,7 -82,7 +82,7 @@@ static int for_each_tag_name(const cha for (p = argv; *p; p++) { strbuf_reset(&ref); strbuf_addf(&ref, "refs/tags/%s", *p); - if (read_ref(ref.buf, oid.hash)) { + if (read_ref(ref.buf, &oid)) { error(_("tag '%s' not found."), *p); had_error = 1; continue; @@@ -97,7 -97,7 +97,7 @@@ static int delete_tag(const char *name, const char *ref, const struct object_id *oid, const void *cb_data) { - if (delete_ref(NULL, ref, oid->hash, 0)) + if (delete_ref(NULL, ref, oid, 0)) return 1; printf(_("Deleted tag '%s' (was %s)\n"), name, find_unique_abbrev(oid->hash, DEFAULT_ABBREV)); return 0; @@@ -158,7 -158,7 +158,7 @@@ static int git_tag_config(const char *v if (starts_with(var, "column.")) return git_column_config(var, value, "tag", &colopts); - return git_default_config(var, value, cb); + return git_color_default_config(var, value, cb); } static void write_tag_body(int fd, const struct object_id *oid) @@@ -518,7 -518,7 +518,7 @@@ int cmd_tag(int argc, const char **argv if (strbuf_check_tag_ref(&ref, tag)) die(_("'%s' is not a valid tag name."), tag); - if (read_ref(ref.buf, prev.hash)) + if (read_ref(ref.buf, &prev)) oidclr(&prev); else if (!force) die(_("tag '%s' already exists"), tag); @@@ -544,7 -544,7 +544,7 @@@ transaction = ref_transaction_begin(&err); if (!transaction || - ref_transaction_update(transaction, ref.buf, object.hash, prev.hash, + ref_transaction_update(transaction, ref.buf, &object, &prev, create_reflog ? REF_FORCE_CREATE_REFLOG : 0, reflog_msg.buf, &err) || ref_transaction_commit(transaction, &err)) diff --combined dir.c index 9987011da5,f09a31e102..fc2bdc79fc --- a/dir.c +++ b/dir.c @@@ -1390,9 -1390,9 +1390,9 @@@ static enum path_treatment treat_direct if (dir->flags & DIR_SHOW_OTHER_DIRECTORIES) break; if (!(dir->flags & DIR_NO_GITLINKS)) { - unsigned char sha1[20]; - if (resolve_gitlink_ref(dirname, "HEAD", sha1) == 0) + struct object_id oid; + if (resolve_gitlink_ref(dirname, "HEAD", &oid) == 0) - return path_untracked; + return exclude ? path_excluded : path_untracked; } return path_recurse; } @@@ -2279,10 -2279,10 +2279,10 @@@ static int remove_dir_recurse(struct st int ret = 0, original_len = path->len, len, kept_down = 0; int only_empty = (flag & REMOVE_DIR_EMPTY_ONLY); int keep_toplevel = (flag & REMOVE_DIR_KEEP_TOPLEVEL); - unsigned char submodule_head[20]; + struct object_id submodule_head; if ((flag & REMOVE_DIR_KEEP_NESTED_GIT) && - !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) { + !resolve_gitlink_ref(path->buf, "HEAD", &submodule_head)) { /* Do not descend and nuke a nested git work tree. */ if (kept_up) *kept_up = 1; diff --combined read-cache.c index 87188d390d,7766196aff..f3d125c114 --- a/read-cache.c +++ b/read-cache.c @@@ -191,7 -191,7 +191,7 @@@ static int ce_compare_link(const struc static int ce_compare_gitlink(const struct cache_entry *ce) { - unsigned char sha1[20]; + struct object_id oid; /* * We don't actually require that the .git directory @@@ -201,9 -201,9 +201,9 @@@ * * If so, we consider it always to match. */ - if (resolve_gitlink_ref(ce->name, "HEAD", sha1) < 0) + if (resolve_gitlink_ref(ce->name, "HEAD", &oid) < 0) return 0; - return hashcmp(sha1, ce->oid.hash); + return oidcmp(&oid, &ce->oid); } static int ce_modified_check_fs(const struct cache_entry *ce, struct stat *st) @@@ -2176,22 -2176,17 +2176,22 @@@ static int has_racy_timestamp(struct in return 0; } -/* - * Opportunistically update the index but do not complain if we can't - */ void update_index_if_able(struct index_state *istate, struct lock_file *lockfile) { if ((istate->cache_changed || has_racy_timestamp(istate)) && - verify_index(istate) && - write_locked_index(istate, lockfile, COMMIT_LOCK)) + verify_index(istate)) + write_locked_index(istate, lockfile, COMMIT_LOCK); + else rollback_lock_file(lockfile); } +/* + * On success, `tempfile` is closed. If it is the temporary file + * of a `struct lock_file`, we will therefore effectively perform + * a 'close_lock_file_gently()`. Since that is an implementation + * detail of lockfiles, callers of `do_write_index()` should not + * rely on it. + */ static int do_write_index(struct index_state *istate, struct tempfile *tempfile, int strip_extensions) { @@@ -2319,6 -2314,7 +2319,6 @@@ return -1; if (close_tempfile_gently(tempfile)) { error(_("could not close '%s'"), tempfile->filename.buf); - delete_tempfile(&tempfile); return -1; } if (stat(tempfile->filename.buf, &st)) @@@ -2347,9 -2343,14 +2347,9 @@@ static int do_write_locked_index(struc int ret = do_write_index(istate, lock->tempfile, 0); if (ret) return ret; - assert((flags & (COMMIT_LOCK | CLOSE_LOCK)) != - (COMMIT_LOCK | CLOSE_LOCK)); if (flags & COMMIT_LOCK) return commit_locked_index(lock); - else if (flags & CLOSE_LOCK) - return close_lock_file_gently(lock); - else - return ret; + return close_lock_file_gently(lock); } static int write_split_index(struct index_state *istate, @@@ -2498,8 -2499,7 +2498,8 @@@ int write_locked_index(struct index_sta (istate->cache_changed & ~EXTMASK)) { if (si) hashclr(si->base_sha1); - return do_write_locked_index(istate, lock, flags); + ret = do_write_locked_index(istate, lock, flags); + goto out; } if (getenv("GIT_TEST_SPLIT_INDEX")) { @@@ -2515,7 -2515,7 +2515,7 @@@ if (new_shared_index) { ret = write_shared_index(istate, lock, flags); if (ret) - return ret; + goto out; } ret = write_split_index(istate, lock, flags); @@@ -2524,9 -2524,6 +2524,9 @@@ if (!ret && !new_shared_index) freshen_shared_index(sha1_to_hex(si->base_sha1), 1); +out: + if (flags & COMMIT_LOCK) + rollback_lock_file(lock); return ret; } diff --combined refs/files-backend.c index 8cc1e07fdb,b7b9e767de..2bd54e11ae --- a/refs/files-backend.c +++ b/refs/files-backend.c @@@ -189,7 -189,7 +189,7 @@@ static void loose_fill_ref_dir(struct r if (!refs_resolve_ref_unsafe(&refs->base, refname.buf, RESOLVE_REF_READING, - oid.hash, &flag)) { + &oid, &flag)) { oidclr(&oid); flag |= REF_ISBROKEN; } else if (is_null_oid(&oid)) { @@@ -261,7 -261,7 +261,7 @@@ static struct ref_cache *get_loose_ref_ } static int files_read_raw_ref(struct ref_store *ref_store, - const char *refname, unsigned char *sha1, + const char *refname, struct object_id *oid, struct strbuf *referent, unsigned int *type) { struct files_ref_store *refs = @@@ -270,6 -270,7 +270,7 @@@ struct strbuf sb_path = STRBUF_INIT; const char *path; const char *buf; + const char *p; struct stat st; int fd; int ret = -1; @@@ -304,7 -305,7 +305,7 @@@ stat_ref if (errno != ENOENT) goto out; if (refs_read_raw_ref(refs->packed_ref_store, refname, - sha1, referent, type)) { + oid, referent, type)) { errno = ENOENT; goto out; } @@@ -344,7 -345,7 +345,7 @@@ * packed ref: */ if (refs_read_raw_ref(refs->packed_ref_store, refname, - sha1, referent, type)) { + oid, referent, type)) { errno = EISDIR; goto out; } @@@ -390,8 -391,8 +391,8 @@@ * Please note that FETCH_HEAD has additional * data after the sha. */ - if (get_sha1_hex(buf, sha1) || - (buf[40] != '\0' && !isspace(buf[40]))) { + if (parse_oid_hex(buf, oid, &p) || + (*p != '\0' && !isspace(*p))) { *type |= REF_ISBROKEN; errno = EINVAL; goto out; @@@ -545,7 -546,7 +546,7 @@@ retry */ if (files_read_raw_ref(&refs->base, refname, - lock->old_oid.hash, referent, type)) { + &lock->old_oid, referent, type)) { if (errno == ENOENT) { if (mustexist) { /* Garden variety missing reference. */ @@@ -769,21 -770,21 +770,21 @@@ static struct ref_iterator *files_ref_i } /* - * Verify that the reference locked by lock has the value old_sha1. - * Fail if the reference doesn't exist and mustexist is set. Return 0 - * on success. On error, write an error message to err, set errno, and - * return a negative value. + * Verify that the reference locked by lock has the value old_oid + * (unless it is NULL). Fail if the reference doesn't exist and + * mustexist is set. Return 0 on success. On error, write an error + * message to err, set errno, and return a negative value. */ static int verify_lock(struct ref_store *ref_store, struct ref_lock *lock, - const unsigned char *old_sha1, int mustexist, + const struct object_id *old_oid, int mustexist, struct strbuf *err) { assert(err); if (refs_read_ref_full(ref_store, lock->ref_name, mustexist ? RESOLVE_REF_READING : 0, - lock->old_oid.hash, NULL)) { - if (old_sha1) { + &lock->old_oid, NULL)) { + if (old_oid) { int save_errno = errno; strbuf_addf(err, "can't verify ref '%s'", lock->ref_name); errno = save_errno; @@@ -793,11 -794,11 +794,11 @@@ return 0; } } - if (old_sha1 && hashcmp(lock->old_oid.hash, old_sha1)) { + if (old_oid && oidcmp(&lock->old_oid, old_oid)) { strbuf_addf(err, "ref '%s' is at %s but expected %s", lock->ref_name, oid_to_hex(&lock->old_oid), - sha1_to_hex(old_sha1)); + oid_to_hex(old_oid)); errno = EBUSY; return -1; } @@@ -827,22 -828,22 +828,22 @@@ static int create_reflock(const char *p * Locks a ref returning the lock on success and NULL on failure. * On failure errno is set to something meaningful. */ - static struct ref_lock *lock_ref_sha1_basic(struct files_ref_store *refs, - const char *refname, - const unsigned char *old_sha1, - const struct string_list *extras, - const struct string_list *skip, - unsigned int flags, int *type, - struct strbuf *err) + static struct ref_lock *lock_ref_oid_basic(struct files_ref_store *refs, + const char *refname, + const struct object_id *old_oid, + const struct string_list *extras, + const struct string_list *skip, + unsigned int flags, int *type, + struct strbuf *err) { struct strbuf ref_file = STRBUF_INIT; struct ref_lock *lock; int last_errno = 0; - int mustexist = (old_sha1 && !is_null_sha1(old_sha1)); + int mustexist = (old_oid && !is_null_oid(old_oid)); int resolve_flags = RESOLVE_REF_NO_RECURSE; int resolved; - files_assert_main_repository(refs, "lock_ref_sha1_basic"); + files_assert_main_repository(refs, "lock_ref_oid_basic"); assert(err); lock = xcalloc(1, sizeof(struct ref_lock)); @@@ -855,7 -856,7 +856,7 @@@ files_ref_path(refs, &ref_file, refname); resolved = !!refs_resolve_ref_unsafe(&refs->base, refname, resolve_flags, - lock->old_oid.hash, type); + &lock->old_oid, type); if (!resolved && errno == EISDIR) { /* * we are trying to lock foo but we used to @@@ -874,7 -875,7 +875,7 @@@ } resolved = !!refs_resolve_ref_unsafe(&refs->base, refname, resolve_flags, - lock->old_oid.hash, type); + &lock->old_oid, type); } if (!resolved) { last_errno = errno; @@@ -908,7 -909,7 +909,7 @@@ goto error_return; } - if (verify_lock(&refs->base, lock, old_sha1, mustexist, err)) { + if (verify_lock(&refs->base, lock, old_oid, mustexist, err)) { last_errno = errno; goto error_return; } @@@ -926,7 -927,7 +927,7 @@@ struct ref_to_prune { struct ref_to_prune *next; - unsigned char sha1[20]; + struct object_id oid; char name[FLEX_ARRAY]; }; @@@ -994,7 -995,7 +995,7 @@@ static void prune_ref(struct files_ref_ transaction = ref_store_transaction_begin(&refs->base, &err); if (!transaction || - ref_transaction_delete(transaction, r->name, r->sha1, + ref_transaction_delete(transaction, r->name, &r->oid, REF_ISPRUNING | REF_NODEREF, NULL, &err) || ref_transaction_commit(transaction, &err)) { ref_transaction_free(transaction); @@@ -1079,7 -1080,7 +1080,7 @@@ static int files_pack_refs(struct ref_s * packed-refs transaction: */ if (ref_transaction_update(transaction, iter->refname, - iter->oid->hash, NULL, + iter->oid, NULL, REF_NODEREF, NULL, &err)) die("failure preparing to create packed reference %s: %s", iter->refname, err.buf); @@@ -1088,7 -1089,7 +1089,7 @@@ if ((flags & PACK_REFS_PRUNE)) { struct ref_to_prune *n; FLEX_ALLOC_STR(n, name, iter->refname); - hashcpy(n->sha1, iter->oid->hash); + oidcpy(&n->oid, iter->oid); n->next = refs_to_prune; refs_to_prune = n; } @@@ -1251,7 -1252,7 +1252,7 @@@ static int files_copy_or_rename_ref(str if (!refs_resolve_ref_unsafe(&refs->base, oldrefname, RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE, - orig_oid.hash, &flag)) { + &orig_oid, &flag)) { ret = error("refname %s not found", oldrefname); goto out; } @@@ -1283,7 -1284,7 +1284,7 @@@ } if (!copy && refs_delete_ref(&refs->base, logmsg, oldrefname, - orig_oid.hash, REF_NODEREF)) { + &orig_oid, REF_NODEREF)) { error("unable to delete old %s", oldrefname); goto rollback; } @@@ -1297,7 -1298,7 +1298,7 @@@ */ if (!copy && !refs_read_ref_full(&refs->base, newrefname, RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE, - oid.hash, NULL) && + &oid, NULL) && refs_delete_ref(&refs->base, NULL, newrefname, NULL, REF_NODEREF)) { if (errno == EISDIR) { @@@ -1323,8 -1324,8 +1324,8 @@@ logmoved = log; - lock = lock_ref_sha1_basic(refs, newrefname, NULL, NULL, NULL, - REF_NODEREF, NULL, &err); + lock = lock_ref_oid_basic(refs, newrefname, NULL, NULL, NULL, + REF_NODEREF, NULL, &err); if (!lock) { if (copy) error("unable to copy '%s' to '%s': %s", oldrefname, newrefname, err.buf); @@@ -1346,8 -1347,8 +1347,8 @@@ goto out; rollback: - lock = lock_ref_sha1_basic(refs, oldrefname, NULL, NULL, NULL, - REF_NODEREF, NULL, &err); + lock = lock_ref_oid_basic(refs, oldrefname, NULL, NULL, NULL, + REF_NODEREF, NULL, &err); if (!lock) { error("unable to lock %s for rollback: %s", oldrefname, err.buf); strbuf_release(&err); @@@ -1721,7 -1722,7 +1722,7 @@@ static void update_symref_reflog(struc struct object_id new_oid; if (logmsg && !refs_read_ref_full(&refs->base, target, - RESOLVE_REF_READING, new_oid.hash, NULL) && + RESOLVE_REF_READING, &new_oid, NULL) && files_log_ref_write(refs, refname, &lock->old_oid, &new_oid, logmsg, 0, &err)) { error("%s", err.buf); @@@ -1762,9 -1763,9 +1763,9 @@@ static int files_create_symref(struct r struct ref_lock *lock; int ret; - lock = lock_ref_sha1_basic(refs, refname, NULL, - NULL, NULL, REF_NODEREF, NULL, - &err); + lock = lock_ref_oid_basic(refs, refname, NULL, + NULL, NULL, REF_NODEREF, NULL, + &err); if (!lock) { error("%s", err.buf); strbuf_release(&err); @@@ -2010,7 -2011,7 +2011,7 @@@ static int files_reflog_iterator_advanc if (refs_read_ref_full(iter->ref_store, diter->relative_path, 0, - iter->oid.hash, &flags)) { + &iter->oid, &flags)) { error("bad ref for %s", diter->path.buf); continue; } @@@ -2148,7 -2149,7 +2149,7 @@@ static int split_head_update(struct ref new_update = ref_transaction_add_update( transaction, "HEAD", update->flags | REF_LOG_ONLY | REF_NODEREF, - update->new_oid.hash, update->old_oid.hash, + &update->new_oid, &update->old_oid, update->msg); /* @@@ -2212,7 -2213,7 +2213,7 @@@ static int split_symref_update(struct f new_update = ref_transaction_add_update( transaction, referent, new_flags, - update->new_oid.hash, update->old_oid.hash, + &update->new_oid, &update->old_oid, update->msg); new_update->parent_update = update; @@@ -2347,7 -2348,7 +2348,7 @@@ static int lock_ref_for_update(struct f */ if (refs_read_ref_full(&refs->base, referent.buf, 0, - lock->old_oid.hash, NULL)) { + &lock->old_oid, NULL)) { if (update->flags & REF_HAVE_OLD) { strbuf_addf(err, "cannot lock ref '%s': " "error reading reference", @@@ -2570,7 -2571,7 +2571,7 @@@ static int files_transaction_prepare(st ret = lock_ref_for_update(refs, update, transaction, head_ref, &affected_refnames, err); if (ret) - break; + goto cleanup; if (update->flags & REF_DELETING && !(update->flags & REF_LOG_ONLY) && @@@ -2594,7 -2595,7 +2595,7 @@@ ref_transaction_add_update( packed_transaction, update->refname, update->flags & ~REF_HAVE_OLD, - update->new_oid.hash, update->old_oid.hash, + &update->new_oid, &update->old_oid, NULL); } } @@@ -2847,7 -2848,7 +2848,7 @@@ static int files_initial_transaction_co */ ref_transaction_add_update(packed_transaction, update->refname, update->flags & ~REF_HAVE_OLD, - update->new_oid.hash, update->old_oid.hash, + &update->new_oid, &update->old_oid, NULL); } @@@ -2908,7 -2909,7 +2909,7 @@@ static int expire_reflog_ent(struct obj } static int files_reflog_expire(struct ref_store *ref_store, - const char *refname, const unsigned char *sha1, + const char *refname, const struct object_id *oid, unsigned int flags, reflog_expiry_prepare_fn prepare_fn, reflog_expiry_should_prune_fn should_prune_fn, @@@ -2925,7 -2926,6 +2926,6 @@@ int status = 0; int type; struct strbuf err = STRBUF_INIT; - struct object_id oid; memset(&cb, 0, sizeof(cb)); cb.flags = flags; @@@ -2937,9 -2937,9 +2937,9 @@@ * reference itself, plus we might need to update the * reference if --updateref was specified: */ - lock = lock_ref_sha1_basic(refs, refname, sha1, - NULL, NULL, REF_NODEREF, - &type, &err); + lock = lock_ref_oid_basic(refs, refname, oid, + NULL, NULL, REF_NODEREF, + &type, &err); if (!lock) { error("cannot lock ref '%s': %s", refname, err.buf); strbuf_release(&err); @@@ -2975,9 -2975,7 +2975,7 @@@ } } - hashcpy(oid.hash, sha1); - - (*prepare_fn)(refname, &oid, cb.policy_cb); + (*prepare_fn)(refname, oid, cb.policy_cb); refs_for_each_reflog_ent(ref_store, refname, expire_reflog_ent, &cb); (*cleanup_fn)(cb.policy_cb); diff --combined sequencer.c index 7c874be1c6,0d20ac760a..1eb2c4669d --- a/sequencer.c +++ b/sequencer.c @@@ -393,7 -393,7 +393,7 @@@ static int fast_forward_to(const struc transaction = ref_transaction_begin(&err); if (!transaction || ref_transaction_update(transaction, "HEAD", - to->hash, unborn ? null_sha1 : from->hash, + to, unborn ? &null_oid : from, 0, sb.buf, &err) || ref_transaction_commit(transaction, &err)) { ref_transaction_free(transaction); @@@ -489,7 -489,7 +489,7 @@@ static int is_index_unchanged(void struct object_id head_oid; struct commit *head_commit; - if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, head_oid.hash, NULL)) + if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL)) return error(_("could not resolve HEAD commit\n")); head_commit = lookup_commit(&head_oid); @@@ -1115,11 -1115,11 +1115,11 @@@ static int do_pick_commit(enum todo_com * write it at all. */ if (command == TODO_PICK && !opts->no_commit && (res == 0 || res == 1) && - update_ref(NULL, "CHERRY_PICK_HEAD", commit->object.oid.hash, NULL, + update_ref(NULL, "CHERRY_PICK_HEAD", &commit->object.oid, NULL, REF_NODEREF, UPDATE_REFS_MSG_ON_ERR)) res = -1; if (command == TODO_REVERT && ((opts->no_commit && res == 0) || res == 1) && - update_ref(NULL, "REVERT_HEAD", commit->object.oid.hash, NULL, + update_ref(NULL, "REVERT_HEAD", &commit->object.oid, NULL, REF_NODEREF, UPDATE_REFS_MSG_ON_ERR)) res = -1; @@@ -1184,6 -1184,7 +1184,6 @@@ static int read_and_refresh_cache(struc refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL); if (the_index.cache_changed && index_fd >= 0) { if (write_locked_index(&the_index, &index_lock, COMMIT_LOCK)) { - rollback_lock_file(&index_lock); return error(_("git %s: failed to refresh the index"), _(action_name(opts))); } @@@ -1629,7 -1630,7 +1629,7 @@@ static int rollback_single_pick(void if (!file_exists(git_path_cherry_pick_head()) && !file_exists(git_path_revert_head())) return error(_("no cherry-pick or revert in progress")); - if (read_ref_full("HEAD", 0, head_oid.hash, NULL)) + if (read_ref_full("HEAD", 0, &head_oid, NULL)) return error(_("cannot resolve HEAD")); if (is_null_oid(&head_oid)) return error(_("cannot abort from a branch yet to be born")); @@@ -1861,15 -1862,12 +1861,15 @@@ static int error_failed_squash(struct c static int do_exec(const char *command_line) { + struct argv_array child_env = ARGV_ARRAY_INIT; const char *child_argv[] = { NULL, NULL }; int dirty, status; fprintf(stderr, "Executing: %s\n", command_line); child_argv[0] = command_line; - status = run_command_v_opt(child_argv, RUN_USING_SHELL); + argv_array_pushf(&child_env, "GIT_DIR=%s", absolute_path(get_git_dir())); + status = run_command_v_opt_cd_env(child_argv, RUN_USING_SHELL, NULL, + child_env.argv); /* force re-reading of the cache */ if (discard_cache() < 0 || read_cache() < 0) @@@ -1899,8 -1897,6 +1899,8 @@@ status = 1; } + argv_array_clear(&child_env); + return status; } @@@ -2128,8 -2124,8 +2128,8 @@@ cleanup_head_ref } msg = reflog_message(opts, "finish", "%s onto %s", head_ref.buf, buf.buf); - if (update_ref(msg, head_ref.buf, head.hash, orig.hash, - REF_NODEREF, UPDATE_REFS_MSG_ON_ERR)) { + if (update_ref(msg, head_ref.buf, &head, &orig, + REF_NODEREF, UPDATE_REFS_MSG_ON_ERR)) { res = error(_("could not update %s"), head_ref.buf); goto cleanup_head_ref; @@@ -2952,9 -2948,9 +2952,9 @@@ int rearrange_squash(void if (fd < 0) res = error_errno(_("could not open '%s'"), todo_file); else if (write(fd, buf.buf, buf.len) < 0) - res = error_errno(_("could not read '%s'."), todo_file); + res = error_errno(_("could not write to '%s'"), todo_file); else if (ftruncate(fd, buf.len) < 0) - res = error_errno(_("could not finish '%s'"), + res = error_errno(_("could not truncate '%s'"), todo_file); close(fd); strbuf_release(&buf); diff --combined sha1_file.c index 00f5b9e0b2,0f4435192f..d7de8184ed --- a/sha1_file.c +++ b/sha1_file.c @@@ -456,19 -456,19 +456,19 @@@ struct alternate_object_database *alloc void add_to_alternates_file(const char *reference) { - struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); + struct lock_file lock = LOCK_INIT; char *alts = git_pathdup("objects/info/alternates"); FILE *in, *out; + int found = 0; - hold_lock_file_for_update(lock, alts, LOCK_DIE_ON_ERROR); - out = fdopen_lock_file(lock, "w"); + hold_lock_file_for_update(&lock, alts, LOCK_DIE_ON_ERROR); + out = fdopen_lock_file(&lock, "w"); if (!out) die_errno("unable to fdopen alternates lockfile"); in = fopen(alts, "r"); if (in) { struct strbuf line = STRBUF_INIT; - int found = 0; while (strbuf_getline(&line, in) != EOF) { if (!strcmp(reference, line.buf)) { @@@ -480,15 -480,18 +480,15 @@@ strbuf_release(&line); fclose(in); - - if (found) { - rollback_lock_file(lock); - lock = NULL; - } } else if (errno != ENOENT) die_errno("unable to read alternates file"); - if (lock) { + if (found) { + rollback_lock_file(&lock); + } else { fprintf_or_die(out, "%s\n", reference); - if (commit_lock_file(lock)) + if (commit_lock_file(&lock)) die_errno("unable to move new alternates file into place"); if (alt_odb_tail) link_alt_odb_entries(reference, '\n', NULL, 0); @@@ -1661,7 -1664,7 +1661,7 @@@ static void check_tag(const void *buf, die("corrupt tag"); } - static int index_mem(unsigned char *sha1, void *buf, size_t size, + static int index_mem(struct object_id *oid, void *buf, size_t size, enum object_type type, const char *path, unsigned flags) { @@@ -1692,15 -1695,15 +1692,15 @@@ } if (write_object) - ret = write_sha1_file(buf, size, typename(type), sha1); + ret = write_sha1_file(buf, size, typename(type), oid->hash); else - ret = hash_sha1_file(buf, size, typename(type), sha1); + ret = hash_sha1_file(buf, size, typename(type), oid->hash); if (re_allocated) free(buf); return ret; } - static int index_stream_convert_blob(unsigned char *sha1, int fd, + static int index_stream_convert_blob(struct object_id *oid, int fd, const char *path, unsigned flags) { int ret; @@@ -1715,22 -1718,22 +1715,22 @@@ if (write_object) ret = write_sha1_file(sbuf.buf, sbuf.len, typename(OBJ_BLOB), - sha1); + oid->hash); else ret = hash_sha1_file(sbuf.buf, sbuf.len, typename(OBJ_BLOB), - sha1); + oid->hash); strbuf_release(&sbuf); return ret; } - static int index_pipe(unsigned char *sha1, int fd, enum object_type type, + static int index_pipe(struct object_id *oid, int fd, enum object_type type, const char *path, unsigned flags) { struct strbuf sbuf = STRBUF_INIT; int ret; if (strbuf_read(&sbuf, fd, 4096) >= 0) - ret = index_mem(sha1, sbuf.buf, sbuf.len, type, path, flags); + ret = index_mem(oid, sbuf.buf, sbuf.len, type, path, flags); else ret = -1; strbuf_release(&sbuf); @@@ -1739,14 -1742,14 +1739,14 @@@ #define SMALL_FILE_SIZE (32*1024) - static int index_core(unsigned char *sha1, int fd, size_t size, + static int index_core(struct object_id *oid, int fd, size_t size, enum object_type type, const char *path, unsigned flags) { int ret; if (!size) { - ret = index_mem(sha1, "", size, type, path, flags); + ret = index_mem(oid, "", size, type, path, flags); } else if (size <= SMALL_FILE_SIZE) { char *buf = xmalloc(size); ssize_t read_result = read_in_full(fd, buf, size); @@@ -1757,11 -1760,11 +1757,11 @@@ ret = error("short read while indexing %s", path ? path : ""); else - ret = index_mem(sha1, buf, size, type, path, flags); + ret = index_mem(oid, buf, size, type, path, flags); free(buf); } else { void *buf = xmmap(NULL, size, PROT_READ, MAP_PRIVATE, fd, 0); - ret = index_mem(sha1, buf, size, type, path, flags); + ret = index_mem(oid, buf, size, type, path, flags); munmap(buf, size); } return ret; @@@ -1799,12 -1802,12 +1799,12 @@@ int index_fd(struct object_id *oid, in * die() for large files. */ if (type == OBJ_BLOB && path && would_convert_to_git_filter_fd(path)) - ret = index_stream_convert_blob(oid->hash, fd, path, flags); + ret = index_stream_convert_blob(oid, fd, path, flags); else if (!S_ISREG(st->st_mode)) - ret = index_pipe(oid->hash, fd, type, path, flags); + ret = index_pipe(oid, fd, type, path, flags); else if (st->st_size <= big_file_threshold || type != OBJ_BLOB || (path && would_convert_to_git(&the_index, path))) - ret = index_core(oid->hash, fd, xsize_t(st->st_size), type, path, + ret = index_core(oid, fd, xsize_t(st->st_size), type, path, flags); else ret = index_stream(oid, fd, xsize_t(st->st_size), type, path, @@@ -1838,7 -1841,7 +1838,7 @@@ int index_path(struct object_id *oid, c strbuf_release(&sb); break; case S_IFDIR: - return resolve_gitlink_ref(path, "HEAD", oid->hash); + return resolve_gitlink_ref(path, "HEAD", oid); default: return error("%s: unsupported file type", path); } diff --combined sha1_name.c index 2d6b48047b,8d903a74d4..f3b53f2c29 --- a/sha1_name.c +++ b/sha1_name.c @@@ -153,9 -153,7 +153,9 @@@ static void unique_in_pack(struct packe uint32_t num, last, i, first = 0; const struct object_id *current = NULL; - open_pack_index(p); + if (open_pack_index(p) || !p->num_objects) + return; + num = p->num_objects; last = num; while (first < last) { @@@ -476,104 -474,10 +476,104 @@@ static unsigned msb(unsigned long val return r; } -int find_unique_abbrev_r(char *hex, const unsigned char *sha1, int len) +struct min_abbrev_data { + unsigned int init_len; + unsigned int cur_len; + char *hex; + const unsigned char *hash; +}; + +static inline char get_hex_char_from_oid(const struct object_id *oid, + unsigned int pos) +{ + static const char hex[] = "0123456789abcdef"; + + if ((pos & 1) == 0) + return hex[oid->hash[pos >> 1] >> 4]; + else + return hex[oid->hash[pos >> 1] & 0xf]; +} + +static int extend_abbrev_len(const struct object_id *oid, void *cb_data) +{ + struct min_abbrev_data *mad = cb_data; + + unsigned int i = mad->init_len; + while (mad->hex[i] && mad->hex[i] == get_hex_char_from_oid(oid, i)) + i++; + + if (i < GIT_MAX_RAWSZ && i >= mad->cur_len) + mad->cur_len = i + 1; + + return 0; +} + +static void find_abbrev_len_for_pack(struct packed_git *p, + struct min_abbrev_data *mad) { - int status, exists; + int match = 0; + uint32_t num, last, first = 0; + struct object_id oid; + + if (open_pack_index(p) || !p->num_objects) + return; + + num = p->num_objects; + last = num; + while (first < last) { + uint32_t mid = first + (last - first) / 2; + const unsigned char *current; + int cmp; + current = nth_packed_object_sha1(p, mid); + cmp = hashcmp(mad->hash, current); + if (!cmp) { + match = 1; + first = mid; + break; + } + if (cmp > 0) { + first = mid + 1; + continue; + } + last = mid; + } + + /* + * first is now the position in the packfile where we would insert + * mad->hash if it does not exist (or the position of mad->hash if + * it does exist). Hence, we consider a maximum of three objects + * nearby for the abbreviation length. + */ + mad->init_len = 0; + if (!match) { + nth_packed_object_oid(&oid, p, first); + extend_abbrev_len(&oid, mad); + } else if (first < num - 1) { + nth_packed_object_oid(&oid, p, first + 1); + extend_abbrev_len(&oid, mad); + } + if (first > 0) { + nth_packed_object_oid(&oid, p, first - 1); + extend_abbrev_len(&oid, mad); + } + mad->init_len = mad->cur_len; +} + +static void find_abbrev_len_packed(struct min_abbrev_data *mad) +{ + struct packed_git *p; + + prepare_packed_git(); + for (p = packed_git; p; p = p->next) + find_abbrev_len_for_pack(p, mad); +} + +int find_unique_abbrev_r(char *hex, const unsigned char *sha1, int len) +{ + struct disambiguate_state ds; + struct min_abbrev_data mad; + struct object_id oid_ret; if (len < 0) { unsigned long count = approximate_object_count(); /* @@@ -599,26 -503,19 +599,26 @@@ sha1_to_hex_r(hex, sha1); if (len == GIT_SHA1_HEXSZ || !len) return GIT_SHA1_HEXSZ; - exists = has_sha1_file(sha1); - while (len < GIT_SHA1_HEXSZ) { - struct object_id oid_ret; - status = get_short_oid(hex, len, &oid_ret, GET_OID_QUIETLY); - if (exists - ? !status - : status == SHORT_NAME_NOT_FOUND) { - hex[len] = 0; - return len; - } - len++; - } - return len; + + mad.init_len = len; + mad.cur_len = len; + mad.hex = hex; + mad.hash = sha1; + + find_abbrev_len_packed(&mad); + + if (init_object_disambiguation(hex, mad.cur_len, &ds) < 0) + return -1; + + ds.fn = extend_abbrev_len; + ds.always_call_fn = 1; + ds.cb_data = (void *)&mad; + + find_short_object_filename(&ds); + (void)finish_object_disambiguation(&ds, &oid_ret); + + hex[mad.cur_len] = 0; + return mad.cur_len; } const char *find_unique_abbrev(const unsigned char *sha1, int len) @@@ -706,7 -603,7 +706,7 @@@ static int get_oid_basic(const char *st if (len == GIT_SHA1_HEXSZ && !get_oid_hex(str, oid)) { if (warn_ambiguous_refs && warn_on_object_refname_ambiguity) { - refs_found = dwim_ref(str, len, tmp_oid.hash, &real_ref); + refs_found = dwim_ref(str, len, &tmp_oid, &real_ref); if (refs_found > 0) { warning(warn_msg, len, str); if (advice_object_name_warning) @@@ -757,11 -654,11 +757,11 @@@ if (!len && reflog_len) /* allow "@{...}" to mean the current branch reflog */ - refs_found = dwim_ref("HEAD", 4, oid->hash, &real_ref); + refs_found = dwim_ref("HEAD", 4, oid, &real_ref); else if (reflog_len) - refs_found = dwim_log(str, len, oid->hash, &real_ref); + refs_found = dwim_log(str, len, oid, &real_ref); else - refs_found = dwim_ref(str, len, oid->hash, &real_ref); + refs_found = dwim_ref(str, len, oid, &real_ref); if (!refs_found) return -1; @@@ -800,7 -697,7 +800,7 @@@ return -1; } } - if (read_ref_at(real_ref, flags, at_time, nth, oid->hash, NULL, + if (read_ref_at(real_ref, flags, at_time, nth, oid, NULL, &co_time, &co_tz, &co_cnt)) { if (!len) { if (starts_with(real_ref, "refs/heads/")) { diff --combined t/helper/test-ref-store.c index 6ec2670044,d846c88ed2..7120634b04 --- a/t/helper/test-ref-store.c +++ b/t/helper/test-ref-store.c @@@ -72,12 -72,12 +72,12 @@@ static int cmd_pack_refs(struct ref_sto static int cmd_peel_ref(struct ref_store *refs, const char **argv) { const char *refname = notnull(*argv++, "refname"); - unsigned char sha1[20]; + struct object_id oid; int ret; - ret = refs_peel_ref(refs, refname, sha1); + ret = refs_peel_ref(refs, refname, &oid); if (!ret) - puts(sha1_to_hex(sha1)); + puts(oid_to_hex(&oid)); return ret; } @@@ -127,15 -127,15 +127,15 @@@ static int cmd_for_each_ref(struct ref_ static int cmd_resolve_ref(struct ref_store *refs, const char **argv) { - unsigned char sha1[20]; + struct object_id oid; const char *refname = notnull(*argv++, "refname"); int resolve_flags = arg_flags(*argv++, "resolve-flags"); int flags; const char *ref; ref = refs_resolve_ref_unsafe(refs, refname, resolve_flags, - sha1, &flags); - printf("%s %s 0x%x\n", sha1_to_hex(sha1), ref ? ref : "(null)", flags); + &oid, &flags); - printf("%s %s 0x%x\n", oid_to_hex(&oid), ref, flags); ++ printf("%s %s 0x%x\n", oid_to_hex(&oid), ref ? ref : "(null)", flags); return ref ? 0 : 1; } @@@ -218,12 -218,12 +218,12 @@@ static int cmd_delete_ref(struct ref_st const char *refname = notnull(*argv++, "refname"); const char *sha1_buf = notnull(*argv++, "old-sha1"); unsigned int flags = arg_flags(*argv++, "flags"); - unsigned char old_sha1[20]; + struct object_id old_oid; - if (get_sha1_hex(sha1_buf, old_sha1)) + if (get_oid_hex(sha1_buf, &old_oid)) die("not sha-1"); - return refs_delete_ref(refs, msg, refname, old_sha1, flags); + return refs_delete_ref(refs, msg, refname, &old_oid, flags); } static int cmd_update_ref(struct ref_store *refs, const char **argv) @@@ -233,15 -233,15 +233,15 @@@ const char *new_sha1_buf = notnull(*argv++, "old-sha1"); const char *old_sha1_buf = notnull(*argv++, "old-sha1"); unsigned int flags = arg_flags(*argv++, "flags"); - unsigned char old_sha1[20]; - unsigned char new_sha1[20]; + struct object_id old_oid; + struct object_id new_oid; - if (get_sha1_hex(old_sha1_buf, old_sha1) || - get_sha1_hex(new_sha1_buf, new_sha1)) + if (get_oid_hex(old_sha1_buf, &old_oid) || + get_oid_hex(new_sha1_buf, &new_oid)) die("not sha-1"); return refs_update_ref(refs, msg, refname, - new_sha1, old_sha1, + &new_oid, &old_oid, flags, UPDATE_REFS_DIE_ON_ERR); } diff --combined worktree.c index f8c40f2f5f,2799abd555..f5da7d286d --- a/worktree.c +++ b/worktree.c @@@ -31,7 -31,7 +31,7 @@@ static void add_head_info(struct worktr target = refs_resolve_ref_unsafe(get_worktree_ref_store(wt), "HEAD", 0, - wt->head_sha1, &flags); + &wt->head_oid, &flags); if (!target) return; @@@ -327,8 -327,7 +327,8 @@@ const struct worktree *find_shared_symr refs = get_worktree_ref_store(wt); symref_target = refs_resolve_ref_unsafe(refs, symref, 0, NULL, &flags); - if ((flags & REF_ISSYMREF) && !strcmp(symref_target, target)) { + if ((flags & REF_ISSYMREF) && + symref_target && !strcmp(symref_target, target)) { existing = wt; break; } diff --combined wt-status.c index 93ac645225,a798b7ea1e..bedef256ce --- a/wt-status.c +++ b/wt-status.c @@@ -1449,7 -1449,7 +1449,7 @@@ static void wt_status_get_detached_from return; } - if (dwim_ref(cb.buf.buf, cb.buf.len, oid.hash, &ref) == 1 && + if (dwim_ref(cb.buf.buf, cb.buf.len, &oid, &ref) == 1 && /* sha1 is a commit? match without further lookup */ (!oidcmp(&cb.noid, &oid) || /* perhaps sha1 is a tag, try to dereference to a commit */ @@@ -2297,14 -2297,14 +2297,14 @@@ int has_uncommitted_changes(int ignore_ */ int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently) { - struct lock_file *lock_file = xcalloc(1, sizeof(*lock_file)); + struct lock_file lock_file = LOCK_INIT; int err = 0, fd; - fd = hold_locked_index(lock_file, 0); + fd = hold_locked_index(&lock_file, 0); refresh_cache(REFRESH_QUIET); if (0 <= fd) - update_index_if_able(&the_index, lock_file); - rollback_lock_file(lock_file); + update_index_if_able(&the_index, &lock_file); + rollback_lock_file(&lock_file); if (has_unstaged_changes(ignore_submodules)) { /* TRANSLATORS: the action is e.g. "pull with rebase" */