OPT_BOOL('i', "interactive", &add_interactive, N_("interactive picking")),
OPT_BOOL('p', "patch", &patch_interactive, N_("select hunks interactively")),
OPT_BOOL('e', "edit", &edit_interactive, N_("edit current diff and apply")),
- OPT__FORCE(&ignored_too, N_("allow adding otherwise ignored files")),
+ OPT__FORCE(&ignored_too, N_("allow adding otherwise ignored files"), 0),
OPT_BOOL('u', "update", &take_worktree_changes, N_("update tracked files")),
OPT_BOOL(0, "renormalize", &add_renormalize, N_("renormalize EOL of tracked files (implies -u)")),
OPT_BOOL('N', "intent-to-add", &intent_to_add, N_("record only the fact that the path will be added later")),
unplug_bulk_checkin();
finish:
- if (active_cache_changed) {
- if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
- die(_("Unable to write new index file"));
- }
+ if (write_locked_index(&the_index, &lock_file,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
+ die(_("Unable to write new index file"));
UNLEAK(pathspec);
UNLEAK(dir);
if (active_cache_changed
|| !cache_tree_fully_valid(active_cache_tree))
update_main_cache_tree(WRITE_TREE_SILENT);
- if (active_cache_changed) {
- if (write_locked_index(&the_index, &index_lock,
- COMMIT_LOCK))
- die(_("unable to write new_index file"));
- } else {
- rollback_lock_file(&index_lock);
- }
+ if (write_locked_index(&the_index, &index_lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
+ die(_("unable to write new_index file"));
commit_style = COMMIT_AS_IS;
ret = get_index_file();
goto out;
s->show_branch = status_deferred_config.show_branch;
if (s->show_branch < 0)
s->show_branch = 0;
+
+ if (s->ahead_behind_flags == AHEAD_BEHIND_UNSPECIFIED)
+ s->ahead_behind_flags = AHEAD_BEHIND_FULL;
}
static int parse_and_validate_options(int argc, const char *argv[],
N_("show branch information")),
OPT_BOOL(0, "show-stash", &s.show_stash,
N_("show stash information")),
+ OPT_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
+ N_("compute full ahead/behind values")),
{ OPTION_CALLBACK, 0, "porcelain", &status_format,
N_("version"), N_("machine-readable output"),
PARSE_OPT_OPTARG, opt_parse_porcelain },
int cmd_commit(int argc, const char **argv, const char *prefix)
{
+ const char *argv_gc_auto[] = {"gc", "--auto", NULL};
static struct wt_status s;
static struct option builtin_commit_options[] = {
OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
OPT_SET_INT(0, "short", &status_format, N_("show status concisely"),
STATUS_FORMAT_SHORT),
OPT_BOOL(0, "branch", &s.show_branch, N_("show branch information")),
+ OPT_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
+ N_("compute full ahead/behind values")),
OPT_SET_INT(0, "porcelain", &status_format,
N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
OPT_SET_INT(0, "long", &status_format,
"not exceeded, and then \"git reset HEAD\" to recover."));
rerere(0);
+ run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
run_commit_hook(use_editor, get_index_file(), "post-commit", NULL);
if (amend && !no_post_rewrite) {
commit_post_rewrite(current_head, &oid);
#include "sequencer.h"
#include "string-list.h"
#include "packfile.h"
+#include "tag.h"
#define DEFAULT_TWOHEAD (1<<0)
#define DEFAULT_OCTOPUS (1<<1)
if (desc && desc->obj && desc->obj->type == OBJ_TAG) {
strbuf_addf(msg, "%s\t\t%s '%s'\n",
oid_to_hex(&desc->obj->oid),
- typename(desc->obj->type),
+ type_name(desc->obj->type),
remote);
goto cleanup;
}
hold_locked_index(&lock, LOCK_DIE_ON_ERROR);
refresh_cache(REFRESH_QUIET);
- if (active_cache_changed &&
- write_locked_index(&the_index, &lock, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
return error(_("Unable to write index."));
- rollback_lock_file(&lock);
if (!strcmp(strategy, "recursive") || !strcmp(strategy, "subtree")) {
int clean, x;
remoteheads->item, reversed, &result);
if (clean < 0)
exit(128);
- if (active_cache_changed &&
- write_locked_index(&the_index, &lock, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
die (_("unable to write %s"), get_index_file());
- rollback_lock_file(&lock);
return clean ? 0 : 1;
} else {
return try_merge_command(strategy, xopts_nr, xopts,
hold_locked_index(&lock, LOCK_DIE_ON_ERROR);
refresh_cache(REFRESH_QUIET);
- if (active_cache_changed &&
- write_locked_index(&the_index, &lock, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
return error(_("Unable to write index."));
- rollback_lock_file(&lock);
write_tree_trivial(&result_tree);
printf(_("Wonderful.\n"));
return remoteheads;
}
+static int merging_a_throwaway_tag(struct commit *commit)
+{
+ char *tag_ref;
+ struct object_id oid;
+ int is_throwaway_tag = 0;
+
+ /* Are we merging a tag? */
+ if (!merge_remote_util(commit) ||
+ !merge_remote_util(commit)->obj ||
+ merge_remote_util(commit)->obj->type != OBJ_TAG)
+ return is_throwaway_tag;
+
+ /*
+ * Now we know we are merging a tag object. Are we downstream
+ * and following the tags from upstream? If so, we must have
+ * the tag object pointed at by "refs/tags/$T" where $T is the
+ * tagname recorded in the tag object. We want to allow such
+ * a "just to catch up" merge to fast-forward.
+ *
+ * Otherwise, we are playing an integrator's role, making a
+ * merge with a throw-away tag from a contributor with
+ * something like "git pull $contributor $signed_tag".
+ * We want to forbid such a merge from fast-forwarding
+ * by default; otherwise we would not keep the signature
+ * anywhere.
+ */
+ tag_ref = xstrfmt("refs/tags/%s",
+ ((struct tag *)merge_remote_util(commit)->obj)->tag);
+ if (!read_ref(tag_ref, &oid) &&
+ !oidcmp(&oid, &merge_remote_util(commit)->obj->oid))
+ is_throwaway_tag = 0;
+ else
+ is_throwaway_tag = 1;
+ free(tag_ref);
+ return is_throwaway_tag;
+}
+
int cmd_merge(int argc, const char **argv, const char *prefix)
{
struct object_id result_tree, stash, head_oid;
oid_to_hex(&commit->object.oid));
setenv(buf.buf, merge_remote_util(commit)->name, 1);
strbuf_reset(&buf);
- if (fast_forward != FF_ONLY &&
- merge_remote_util(commit) &&
- merge_remote_util(commit)->obj &&
- merge_remote_util(commit)->obj->type == OBJ_TAG)
+ if (fast_forward != FF_ONLY && merging_a_throwaway_tag(commit))
fast_forward = FF_NO;
}
struct option builtin_mv_options[] = {
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT__DRY_RUN(&show_only, N_("dry run")),
- OPT__FORCE(&force, N_("force move/rename even if target exists")),
+ OPT__FORCE(&force, N_("force move/rename even if target exists"),
+ PARSE_OPT_NOCOMPLETE),
OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")),
OPT_END(),
};
pos = cache_name_pos(src, strlen(src));
assert(pos >= 0);
- if (!show_only)
- rename_cache_entry_at(pos, dst);
+ rename_cache_entry_at(pos, dst);
}
if (gitmodules_modified)
stage_updated_gitmodules(&the_index);
- if (active_cache_changed &&
- write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
die(_("Unable to write new index file"));
return 0;
OPT__DRY_RUN(&show_only, N_("dry run")),
OPT__QUIET(&quiet, N_("do not list removed files")),
OPT_BOOL( 0 , "cached", &index_only, N_("only remove from the index")),
- OPT__FORCE(&force, N_("override the up-to-date check")),
+ OPT__FORCE(&force, N_("override the up-to-date check"), PARSE_OPT_NOCOMPLETE),
OPT_BOOL('r', NULL, &recursive, N_("allow recursive removal")),
OPT_BOOL( 0 , "ignore-unmatch", &ignore_unmatch,
N_("exit with a zero status even if nothing matched")),
stage_updated_gitmodules(&the_index);
}
- if (active_cache_changed) {
- if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
- die(_("Unable to write new index file"));
- }
+ if (write_locked_index(&the_index, &lock_file,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
+ die(_("Unable to write new index file"));
return 0;
}
/* For use with `write_locked_index()`. */
#define COMMIT_LOCK (1 << 0)
+ #define SKIP_IF_UNCHANGED (1 << 1)
/*
* Write the index while holding an already-taken lock. Close the lock,
* With `COMMIT_LOCK`, the lock is always committed or rolled back.
* Without it, the lock is closed, but neither committed nor rolled
* back.
+ *
+ * If `SKIP_IF_UNCHANGED` is given and the index is unchanged, nothing
+ * is written (and the lock is rolled back if `COMMIT_LOCK` is given).
*/
extern int write_locked_index(struct index_state *, struct lock_file *lock, unsigned flags);
* usual "XXXXXX" trailer, and the resulting filename is written into the
* "template" buffer. Returns the open descriptor.
*/
-extern int odb_mkstemp(struct strbuf *template, const char *pattern);
+extern int odb_mkstemp(struct strbuf *temp_filename, const char *pattern);
/*
* Create a pack .keep file named "name" (which should generally be the output
unsigned long *sizep;
off_t *disk_sizep;
unsigned char *delta_base_sha1;
- struct strbuf *typename;
+ struct strbuf *type_name;
void **contentp;
/* Response */
void rename_index_entry_at(struct index_state *istate, int nr, const char *new_name)
{
- struct cache_entry *old = istate->cache[nr], *new;
+ struct cache_entry *old_entry = istate->cache[nr], *new_entry;
int namelen = strlen(new_name);
- new = xmalloc(cache_entry_size(namelen));
- copy_cache_entry(new, old);
- new->ce_flags &= ~CE_HASHED;
- new->ce_namelen = namelen;
- new->index = 0;
- memcpy(new->name, new_name, namelen + 1);
+ new_entry = xmalloc(cache_entry_size(namelen));
+ copy_cache_entry(new_entry, old_entry);
+ new_entry->ce_flags &= ~CE_HASHED;
+ new_entry->ce_namelen = namelen;
+ new_entry->index = 0;
+ memcpy(new_entry->name, new_name, namelen + 1);
- cache_tree_invalidate_path(istate, old->name);
- untracked_cache_remove_from_index(istate, old->name);
+ cache_tree_invalidate_path(istate, old_entry->name);
+ untracked_cache_remove_from_index(istate, old_entry->name);
remove_index_entry_at(istate, nr);
- add_index_entry(istate, new, ADD_CACHE_OK_TO_ADD|ADD_CACHE_OK_TO_REPLACE);
+ add_index_entry(istate, new_entry, ADD_CACHE_OK_TO_ADD|ADD_CACHE_OK_TO_REPLACE);
}
void fill_stat_data(struct stat_data *sd, struct stat *st)
struct cache_entry *alias)
{
int len;
- struct cache_entry *new;
+ struct cache_entry *new_entry;
if (alias->ce_flags & CE_ADDED)
die("Will not add file alias '%s' ('%s' already exists in index)", ce->name, alias->name);
/* Ok, create the new entry using the name of the existing alias */
len = ce_namelen(alias);
- new = xcalloc(1, cache_entry_size(len));
- memcpy(new->name, alias->name, len);
- copy_cache_entry(new, ce);
+ new_entry = xcalloc(1, cache_entry_size(len));
+ memcpy(new_entry->name, alias->name, len);
+ copy_cache_entry(new_entry, ce);
save_or_free_index_entry(istate, ce);
- return new;
+ return new_entry;
}
void set_object_name_for_intent_to_add_entry(struct cache_entry *ce)
added_fmt = (in_porcelain ? "A\t%s\n" : "%s needs update\n");
unmerged_fmt = (in_porcelain ? "U\t%s\n" : "%s: needs merge\n");
for (i = 0; i < istate->cache_nr; i++) {
- struct cache_entry *ce, *new;
+ struct cache_entry *ce, *new_entry;
int cache_errno = 0;
int changed = 0;
int filtered = 0;
if (filtered)
continue;
- new = refresh_cache_ent(istate, ce, options, &cache_errno, &changed);
- if (new == ce)
+ new_entry = refresh_cache_ent(istate, ce, options, &cache_errno, &changed);
+ if (new_entry == ce)
continue;
- if (!new) {
+ if (!new_entry) {
const char *fmt;
if (really && cache_errno == EINVAL) {
continue;
}
- replace_index_entry(istate, i, new);
+ replace_index_entry(istate, i, new_entry);
}
trace_performance_since(start, "refresh index");
return has_errors;
int new_shared_index, ret;
struct split_index *si = istate->split_index;
+ if ((flags & SKIP_IF_UNCHANGED) && !istate->cache_changed) {
+ if (flags & COMMIT_LOCK)
+ rollback_lock_file(lock);
+ return 0;
+ }
+
if (istate->fsmonitor_last_update)
fill_fsmonitor_bitmap(istate);
return clean;
}
- if (active_cache_changed &&
- write_locked_index(&the_index, &index_lock, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &index_lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
/*
* TRANSLATORS: %s will be "revert", "cherry-pick" or
* "rebase -i".
*/
return error(_("%s: Unable to write new index file"),
_(action_name(opts)));
- rollback_lock_file(&index_lock);
if (!clean)
append_conflicts_hint(msgbuf);
_(action_name(opts)));
}
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)) {
+ if (index_fd >= 0) {
+ if (write_locked_index(&the_index, &index_lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED)) {
return error(_("git %s: failed to refresh the index"),
_(action_name(opts)));
}
}
- rollback_lock_file(&index_lock);
return 0;
}
return count;
}
+static ssize_t strbuf_read_file_or_whine(struct strbuf *sb, const char *path)
+{
+ int fd;
+ ssize_t len;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return error_errno(_("could not open '%s'"), path);
+ len = strbuf_read(sb, fd, 0);
+ close(fd);
+ if (len < 0)
+ return error(_("could not read '%s'."), path);
+ return len;
+}
+
static int read_populate_todo(struct todo_list *todo_list,
struct replay_opts *opts)
{
struct stat st;
const char *todo_file = get_todo_path(opts);
- int fd, res;
+ int res;
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);
- return error(_("could not read '%s'."), todo_file);
- }
- close(fd);
+ if (strbuf_read_file_or_whine(&todo_list->buf, todo_file) < 0)
+ return -1;
res = stat(todo_file, &st);
if (res)
p = short_commit_name(commit);
if (write_message(p, strlen(p), rebase_path_stopped_sha(), 1) < 0)
return -1;
+ if (update_ref("rebase", "REBASE_HEAD", &commit->object.oid,
+ NULL, REF_NO_DEREF, UPDATE_REFS_MSG_ON_ERR))
+ res |= error(_("could not update %s"), "REBASE_HEAD");
strbuf_addf(&buf, "%s/patch", get_dir(opts));
memset(&log_tree_opt, 0, sizeof(log_tree_opt));
unlink(rebase_path_author_script());
unlink(rebase_path_stopped_sha());
unlink(rebase_path_amend());
+ delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
}
if (item->command <= TODO_SQUASH) {
if (is_rebase_i(opts))
if (!lookup_commit_reference_gently(&oid, 1)) {
enum object_type type = sha1_object_info(oid.hash, NULL);
return error(_("%s: can't cherry-pick a %s"),
- name, typename(type));
+ name, type_name(type));
}
} else
return error(_("%s: bad revision"), name);
struct strbuf todo_file = STRBUF_INIT;
struct todo_list todo_list = TODO_LIST_INIT;
struct strbuf missing = STRBUF_INIT;
- int advise_to_edit_todo = 0, res = 0, fd, i;
+ int advise_to_edit_todo = 0, res = 0, i;
strbuf_addstr(&todo_file, rebase_path_todo());
- fd = open(todo_file.buf, O_RDONLY);
- if (fd < 0) {
- res = error_errno(_("could not open '%s'"), todo_file.buf);
- goto leave_check;
- }
- if (strbuf_read(&todo_list.buf, fd, 0) < 0) {
- close(fd);
- res = error(_("could not read '%s'."), todo_file.buf);
+ if (strbuf_read_file_or_whine(&todo_list.buf, todo_file.buf) < 0) {
+ res = -1;
goto leave_check;
}
- close(fd);
advise_to_edit_todo = res =
parse_insn_buffer(todo_list.buf.buf, &todo_list);
todo_list_release(&todo_list);
strbuf_addstr(&todo_file, ".backup");
- fd = open(todo_file.buf, O_RDONLY);
- if (fd < 0) {
- res = error_errno(_("could not open '%s'"), todo_file.buf);
- goto leave_check;
- }
- if (strbuf_read(&todo_list.buf, fd, 0) < 0) {
- close(fd);
- res = error(_("could not read '%s'."), todo_file.buf);
+ if (strbuf_read_file_or_whine(&todo_list.buf, todo_file.buf) < 0) {
+ res = -1;
goto leave_check;
}
- close(fd);
strbuf_release(&todo_file);
res = !!parse_insn_buffer(todo_list.buf.buf, &todo_list);
}
strbuf_release(&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);
- return error(_("could not read '%s'."), todo_file);
- }
- close(fd);
+ if (strbuf_read_file_or_whine(&todo_list.buf, todo_file) < 0)
+ return -1;
if (parse_insn_buffer(todo_list.buf.buf, &todo_list) < 0) {
todo_list_release(&todo_list);
return -1;
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT;
struct hashmap subject2item;
- int res = 0, rearranged = 0, *next, *tail, fd, i;
+ int res = 0, rearranged = 0, *next, *tail, i;
char **subjects;
- 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);
- return error(_("could not read '%s'."), todo_file);
- }
- close(fd);
+ if (strbuf_read_file_or_whine(&todo_list.buf, todo_file) < 0)
+ return -1;
if (parse_insn_buffer(todo_list.buf.buf, &todo_list) < 0) {
todo_list_release(&todo_list);
return -1;