static GIT_PATH_FUNC(rebase_path_autostash, "rebase-merge/autostash")
static GIT_PATH_FUNC(rebase_path_strategy, "rebase-merge/strategy")
static GIT_PATH_FUNC(rebase_path_strategy_opts, "rebase-merge/strategy_opts")
+static GIT_PATH_FUNC(rebase_path_allow_rerere_autoupdate, "rebase-merge/allow_rerere_autoupdate")
static inline int is_rebase_i(const struct replay_opts *opts)
{
free(opts->xopts[i]);
free(opts->xopts);
- strbuf_addf(&dir, "%s", get_dir(opts));
+ strbuf_addstr(&dir, get_dir(opts));
remove_dir_recursively(&dir, 0);
strbuf_release(&dir);
static struct tree *empty_tree(void)
{
- return lookup_tree(&empty_tree_oid);
+ return lookup_tree(the_hash_algo->empty_tree);
}
static int error_dirty_index(struct replay_opts *opts)
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);
char **xopt;
static struct lock_file index_lock;
- hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
+ if (hold_locked_index(&index_lock, LOCK_REPORT_ON_ERROR) < 0)
+ return -1;
read_cache();
o.branch2 = next ? next_label : "(empty tree)";
if (is_rebase_i(opts))
o.buffer_output = 2;
+ o.show_rename_progress = 1;
head_tree = parse_tree_indirect(head);
next_tree = next ? next->tree : empty_tree();
if (is_rebase_i(opts) && clean <= 0)
fputs(o.obuf.buf, stdout);
strbuf_release(&o.obuf);
+ diff_warn_rename_limit("merge.renamelimit", o.needed_rename_limit, 0);
if (clean < 0)
return clean;
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);
static int is_original_commit_empty(struct commit *commit)
{
- const unsigned char *ptree_sha1;
+ const struct object_id *ptree_oid;
if (parse_commit(commit))
return error(_("could not parse commit %s\n"),
if (parse_commit(parent))
return error(_("could not parse parent commit %s\n"),
oid_to_hex(&parent->object.oid));
- ptree_sha1 = parent->tree->object.oid.hash;
+ ptree_oid = &parent->tree->object.oid;
} else {
- ptree_sha1 = EMPTY_TREE_SHA1_BIN; /* commit is root */
+ ptree_oid = the_hash_algo->empty_tree; /* commit is root */
}
- return !hashcmp(ptree_sha1, commit->tree->object.oid.hash);
+ return !oidcmp(ptree_oid, &commit->tree->object.oid);
}
/*
die("Unknown command: %d", command);
}
+static char command_to_char(const enum todo_command command)
+{
+ if (command < TODO_COMMENT && todo_command_info[command].c)
+ return todo_command_info[command].c;
+ return comment_line_char;
+}
+
static int is_noop(const enum todo_command command)
{
return TODO_NOOP <= command;
static void flush_rewritten_pending(void) {
struct strbuf buf = STRBUF_INIT;
- unsigned char newsha1[20];
+ struct object_id newoid;
FILE *out;
- if (strbuf_read_file(&buf, rebase_path_rewritten_pending(), 82) > 0 &&
- !get_sha1("HEAD", newsha1) &&
+ if (strbuf_read_file(&buf, rebase_path_rewritten_pending(), (GIT_MAX_HEXSZ + 1) * 2) > 0 &&
+ !get_oid("HEAD", &newoid) &&
(out = fopen_or_warn(rebase_path_rewritten_list(), "a"))) {
char *bol = buf.buf, *eol;
while (*bol) {
eol = strchrnul(bol, '\n');
fprintf(out, "%.*s %s\n", (int)(eol - bol),
- bol, sha1_to_hex(newsha1));
+ bol, oid_to_hex(&newoid));
if (!*eol)
break;
bol = eol + 1;
} else {
unborn = get_oid("HEAD", &head);
if (unborn)
- oidcpy(&head, &empty_tree_oid);
- if (index_differs_from(unborn ? EMPTY_TREE_SHA1_HEX : "HEAD", 0, 0))
+ oidcpy(&head, the_hash_algo->empty_tree);
+ if (index_differs_from(unborn ? EMPTY_TREE_SHA1_HEX : "HEAD",
+ NULL, 0))
return error_dirty_index(opts);
}
discard_cache();
* 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,
- REF_NODEREF, UPDATE_REFS_MSG_ON_ERR))
+ update_ref(NULL, "CHERRY_PICK_HEAD", &commit->object.oid, NULL,
+ REF_NO_DEREF, 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,
- REF_NODEREF, UPDATE_REFS_MSG_ON_ERR))
+ update_ref(NULL, "REVERT_HEAD", &commit->object.oid, NULL,
+ REF_NO_DEREF, UPDATE_REFS_MSG_ON_ERR))
res = -1;
if (res) {
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)));
}
bol += padding;
if (item->command == TODO_EXEC) {
+ item->commit = NULL;
item->arg = bol;
item->arg_len = (int)(eol - bol);
return 0;
else if (!strcmp(key, "options.strategy-option")) {
ALLOC_GROW(opts->xopts, opts->xopts_nr + 1, opts->xopts_alloc);
opts->xopts[opts->xopts_nr++] = xstrdup(value);
- } else
+ } else if (!strcmp(key, "options.allow-rerere-auto"))
+ opts->allow_rerere_auto =
+ git_config_bool_or_int(key, value, &error_flag) ?
+ RERERE_AUTOUPDATE : RERERE_NOAUTOUPDATE;
+ else
return error(_("invalid key: %s"), key);
if (!error_flag)
free(opts->gpg_sign);
opts->gpg_sign = xstrdup(buf.buf + 2);
}
+ strbuf_reset(&buf);
+ }
+
+ if (read_oneliner(&buf, rebase_path_allow_rerere_autoupdate(), 1)) {
+ if (!strcmp(buf.buf, "--rerere-autoupdate"))
+ opts->allow_rerere_auto = RERERE_AUTOUPDATE;
+ else if (!strcmp(buf.buf, "--no-rerere-autoupdate"))
+ opts->allow_rerere_auto = RERERE_NOAUTOUPDATE;
+ strbuf_reset(&buf);
}
if (file_exists(rebase_path_verbose()))
static struct lock_file head_lock;
struct strbuf buf = STRBUF_INIT;
int fd;
+ ssize_t written;
fd = hold_lock_file_for_update(&head_lock, git_path_head_file(), 0);
if (fd < 0) {
return error_errno(_("could not lock HEAD"));
}
strbuf_addf(&buf, "%s\n", head);
- if (write_in_full(fd, buf.buf, buf.len) < 0) {
+ written = write_in_full(fd, buf.buf, buf.len);
+ strbuf_release(&buf);
+ if (written < 0) {
rollback_lock_file(&head_lock);
return error_errno(_("could not write to '%s'"),
git_path_head_file());
return !oidcmp(&actual_head, &expected_head);
}
-static int reset_for_rollback(const unsigned char *sha1)
+static int reset_for_rollback(const struct object_id *oid)
{
const char *argv[4]; /* reset --merge <arg> + NULL */
argv[0] = "reset";
argv[1] = "--merge";
- argv[2] = sha1_to_hex(sha1);
+ argv[2] = oid_to_hex(oid);
argv[3] = NULL;
return run_command_v_opt(argv, RUN_GIT_CMD);
}
static int rollback_single_pick(void)
{
- unsigned char head_sha1[20];
+ struct object_id head_oid;
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_sha1, NULL))
+ if (read_ref_full("HEAD", 0, &head_oid, NULL))
return error(_("cannot resolve HEAD"));
- if (is_null_sha1(head_sha1))
+ if (is_null_oid(&head_oid))
return error(_("cannot abort from a branch yet to be born"));
- return reset_for_rollback(head_sha1);
+ return reset_for_rollback(&head_oid);
}
int sequencer_rollback(struct replay_opts *opts)
{
FILE *f;
- unsigned char sha1[20];
+ struct object_id oid;
struct strbuf buf = STRBUF_INIT;
+ const char *p;
f = fopen(git_path_head_file(), "r");
if (!f && errno == ENOENT) {
goto fail;
}
fclose(f);
- if (get_sha1_hex(buf.buf, sha1) || buf.buf[40] != '\0') {
+ if (parse_oid_hex(buf.buf, &oid, &p) || *p != '\0') {
error(_("stored pre-cherry-pick HEAD file '%s' is corrupt"),
git_path_head_file());
goto fail;
}
- if (is_null_sha1(sha1)) {
+ if (is_null_oid(&oid)) {
error(_("cannot abort from a branch yet to be born"));
goto fail;
}
warning(_("You seem to have moved HEAD. "
"Not rewinding, check your HEAD!"));
} else
- if (reset_for_rollback(sha1))
+ if (reset_for_rollback(&oid))
goto fail;
strbuf_release(&buf);
return sequencer_remove_state(opts);
"options.strategy-option",
opts->xopts[i], "^$", 0);
}
+ if (opts->allow_rerere_auto)
+ res |= git_config_set_in_file_gently(opts_file, "options.allow-rerere-auto",
+ opts->allow_rerere_auto == RERERE_AUTOUPDATE ?
+ "true" : "false");
return res;
}
static int intend_to_amend(void)
{
- unsigned char head[20];
+ struct object_id head;
char *p;
- if (get_sha1("HEAD", head))
+ if (get_oid("HEAD", &head))
return error(_("cannot read HEAD"));
- p = sha1_to_hex(head);
+ p = oid_to_hex(&head);
return write_message(p, strlen(p), rebase_path_amend(), 1);
}
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)
status = 1;
}
+ argv_array_clear(&child_env);
+
return status;
}
if (read_oneliner(&head_ref, rebase_path_head_name(), 0) &&
starts_with(head_ref.buf, "refs/")) {
const char *msg;
- unsigned char head[20], orig[20];
+ struct object_id head, orig;
int res;
- if (get_sha1("HEAD", head)) {
+ if (get_oid("HEAD", &head)) {
res = error(_("cannot read HEAD"));
cleanup_head_ref:
strbuf_release(&head_ref);
return res;
}
if (!read_oneliner(&buf, rebase_path_orig_head(), 0) ||
- get_sha1_hex(buf.buf, orig)) {
+ get_oid_hex(buf.buf, &orig)) {
res = error(_("could not read orig-head"));
goto cleanup_head_ref;
}
}
msg = reflog_message(opts, "finish", "%s onto %s",
head_ref.buf, buf.buf);
- if (update_ref(msg, head_ref.buf, head, orig,
- REF_NODEREF, UPDATE_REFS_MSG_ON_ERR)) {
+ if (update_ref(msg, head_ref.buf, &head, &orig,
+ REF_NO_DEREF, UPDATE_REFS_MSG_ON_ERR)) {
res = error(_("could not update %s"),
head_ref.buf);
goto cleanup_head_ref;
log_tree_opt.disable_stdin = 1;
if (read_oneliner(&buf, rebase_path_orig_head(), 0) &&
- !get_sha1(buf.buf, orig.hash) &&
- !get_sha1("HEAD", head.hash)) {
+ !get_oid(buf.buf, &orig) &&
+ !get_oid("HEAD", &head)) {
diff_tree_oid(&orig, &head, "",
&log_tree_opt.diffopt);
log_tree_diff_flush(&log_tree_opt);
if (file_exists(rebase_path_amend())) {
struct strbuf rev = STRBUF_INIT;
- unsigned char head[20], to_amend[20];
+ struct object_id head, to_amend;
- if (get_sha1("HEAD", head))
+ if (get_oid("HEAD", &head))
return error(_("cannot amend non-existing commit"));
if (!read_oneliner(&rev, rebase_path_amend(), 0))
return error(_("invalid file: '%s'"), rebase_path_amend());
- if (get_sha1_hex(rev.buf, to_amend))
+ if (get_oid_hex(rev.buf, &to_amend))
return error(_("invalid contents: '%s'"),
rebase_path_amend());
- if (hashcmp(head, to_amend))
+ if (oidcmp(&head, &to_amend))
return error(_("\nYou have uncommitted changes in your "
"working tree. Please, commit them\n"
"first and then run 'git rebase "
if (res)
goto release_todo_list;
}
- if (index_differs_from("HEAD", 0, 0)) {
+ if (index_differs_from("HEAD", NULL, 0)) {
res = error_dirty_index(opts);
goto release_todo_list;
}
struct object_id oid;
if (read_oneliner(&buf, rebase_path_stopped_sha(), 1) &&
- !get_sha1_committish(buf.buf, oid.hash))
+ !get_oid_committish(buf.buf, &oid))
record_in_rewritten(&oid, peek_command(&todo_list, 0));
strbuf_release(&buf);
}
strbuf_release(&sob);
}
-int sequencer_make_script(int keep_empty, FILE *out,
- int argc, const char **argv)
+int sequencer_make_script(FILE *out, int argc, const char **argv,
+ unsigned flags)
{
char *format = NULL;
struct pretty_print_context pp = {0};
struct strbuf buf = STRBUF_INIT;
struct rev_info revs;
struct commit *commit;
+ int keep_empty = flags & TODO_LIST_KEEP_EMPTY;
+ const char *insn = flags & TODO_LIST_ABBREVIATE_CMDS ? "p" : "pick";
init_revisions(&revs, NULL);
revs.verbose_header = 1;
strbuf_reset(&buf);
if (!keep_empty && is_original_commit_empty(commit))
strbuf_addf(&buf, "%c ", comment_line_char);
- strbuf_addf(&buf, "pick %s ", oid_to_hex(&commit->object.oid));
+ strbuf_addf(&buf, "%s %s ", insn,
+ oid_to_hex(&commit->object.oid));
pretty_print_commit(&pp, commit, &buf);
strbuf_addch(&buf, '\n');
fputs(buf.buf, out);
return 0;
}
-
-int transform_todo_ids(int shorten_ids)
+/*
+ * Add commands after pick and (series of) squash/fixup commands
+ * in the todo list.
+ */
+int sequencer_add_exec_commands(const char *commands)
{
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT;
- int fd, res, i;
- FILE *out;
+ struct todo_item *item;
+ struct strbuf *buf = &todo_list.buf;
+ size_t offset = 0, commands_len = strlen(commands);
+ int i, first;
- strbuf_reset(&todo_list.buf);
- fd = open(todo_file, O_RDONLY);
- if (fd < 0)
- return error_errno(_("could not open '%s'"), todo_file);
- if (strbuf_read(&todo_list.buf, fd, 0) < 0) {
- close(fd);
+ if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
return error(_("could not read '%s'."), todo_file);
- }
- close(fd);
- res = parse_insn_buffer(todo_list.buf.buf, &todo_list);
- if (res) {
+ if (parse_insn_buffer(todo_list.buf.buf, &todo_list)) {
todo_list_release(&todo_list);
return error(_("unusable todo list: '%s'"), todo_file);
}
- out = fopen(todo_file, "w");
- if (!out) {
+ first = 1;
+ /* insert <commands> before every pick except the first one */
+ for (item = todo_list.items, i = 0; i < todo_list.nr; i++, item++) {
+ if (item->command == TODO_PICK && !first) {
+ strbuf_insert(buf, item->offset_in_buf + offset,
+ commands, commands_len);
+ offset += commands_len;
+ }
+ first = 0;
+ }
+
+ /* append final <commands> */
+ strbuf_add(buf, commands, commands_len);
+
+ i = write_message(buf->buf, buf->len, todo_file, 0);
+ todo_list_release(&todo_list);
+ return i;
+}
+
+int transform_todos(unsigned flags)
+{
+ const char *todo_file = rebase_path_todo();
+ struct todo_list todo_list = TODO_LIST_INIT;
+ struct strbuf buf = STRBUF_INIT;
+ struct todo_item *item;
+ int i;
+
+ if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
+ return error(_("could not read '%s'."), todo_file);
+
+ if (parse_insn_buffer(todo_list.buf.buf, &todo_list)) {
todo_list_release(&todo_list);
- return error(_("unable to open '%s' for writing"), todo_file);
+ return error(_("unusable todo list: '%s'"), todo_file);
}
- for (i = 0; i < todo_list.nr; i++) {
- struct todo_item *item = todo_list.items + i;
- int bol = item->offset_in_buf;
- const char *p = todo_list.buf.buf + bol;
- int eol = i + 1 < todo_list.nr ?
- todo_list.items[i + 1].offset_in_buf :
- todo_list.buf.len;
-
- if (item->command >= TODO_EXEC && item->command != TODO_DROP)
- fwrite(p, eol - bol, 1, out);
- else {
- const char *id = shorten_ids ?
- short_commit_name(item->commit) :
- oid_to_hex(&item->commit->object.oid);
- int len;
-
- p += strspn(p, " \t"); /* left-trim command */
- len = strcspn(p, " \t"); /* length of command */
-
- fprintf(out, "%.*s %s %.*s\n",
- len, p, id, item->arg_len, item->arg);
+
+ for (item = todo_list.items, i = 0; i < todo_list.nr; i++, item++) {
+ /* if the item is not a command write it and continue */
+ if (item->command >= TODO_COMMENT) {
+ strbuf_addf(&buf, "%.*s\n", item->arg_len, item->arg);
+ continue;
}
+
+ /* add command to the buffer */
+ if (flags & TODO_LIST_ABBREVIATE_CMDS)
+ strbuf_addch(&buf, command_to_char(item->command));
+ else
+ strbuf_addstr(&buf, command_to_string(item->command));
+
+ /* add commit id */
+ if (item->commit) {
+ const char *oid = flags & TODO_LIST_SHORTEN_IDS ?
+ short_commit_name(item->commit) :
+ oid_to_hex(&item->commit->object.oid);
+
+ strbuf_addf(&buf, " %s", oid);
+ }
+ /* add all the rest */
+ strbuf_addf(&buf, " %.*s\n", item->arg_len, item->arg);
}
- fclose(out);
+
+ i = write_message(buf.buf, buf.len, todo_file, 0);
todo_list_release(&todo_list);
- return 0;
+ return i;
}
enum check_level {
return res;
}
+static int rewrite_file(const char *path, const char *buf, size_t len)
+{
+ int rc = 0;
+ int fd = open(path, O_WRONLY | O_TRUNC);
+ if (fd < 0)
+ return error_errno(_("could not open '%s' for writing"), path);
+ if (write_in_full(fd, buf, len) < 0)
+ rc = error_errno(_("could not write to '%s'"), path);
+ if (close(fd) && !rc)
+ rc = error_errno(_("could not close '%s'"), path);
+ return rc;
+}
+
/* skip picking commits whose parents are unchanged */
int skip_unnecessary_picks(void)
{
}
close(fd);
- fd = open(rebase_path_todo(), O_WRONLY, 0666);
- if (fd < 0) {
- error_errno(_("could not open '%s' for writing"),
- rebase_path_todo());
- todo_list_release(&todo_list);
- return -1;
- }
- if (write_in_full(fd, todo_list.buf.buf + offset,
- todo_list.buf.len - offset) < 0) {
- error_errno(_("could not write to '%s'"),
- rebase_path_todo());
- close(fd);
+ if (rewrite_file(rebase_path_todo(), todo_list.buf.buf + offset,
+ todo_list.buf.len - offset) < 0) {
todo_list_release(&todo_list);
return -1;
}
- if (ftruncate(fd, todo_list.buf.len - offset) < 0) {
- error_errno(_("could not truncate '%s'"),
- rebase_path_todo());
- todo_list_release(&todo_list);
- close(fd);
- return -1;
- }
- close(fd);
todo_list.current = i;
if (is_fixup(peek_command(&todo_list, 0)))
}
}
- fd = open(todo_file, O_WRONLY);
- 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 write to '%s'"), todo_file);
- else if (ftruncate(fd, buf.len) < 0)
- res = error_errno(_("could not truncate '%s'"),
- todo_file);
- close(fd);
+ res = rewrite_file(todo_file, buf.buf, buf.len);
strbuf_release(&buf);
}