mirror of
https://github.com/git/git
synced 2024-10-30 14:03:28 +00:00
6047b28eb7
Split key function and data structure definitions out of cache.h to new header files and adjust the users. * en/header-split-cleanup: csum-file.h: remove unnecessary inclusion of cache.h write-or-die.h: move declarations for write-or-die.c functions from cache.h treewide: remove cache.h inclusion due to setup.h changes setup.h: move declarations for setup.c functions from cache.h treewide: remove cache.h inclusion due to environment.h changes environment.h: move declarations for environment.c functions from cache.h treewide: remove unnecessary includes of cache.h wrapper.h: move declarations for wrapper.c functions from cache.h path.h: move function declarations for path.c functions from cache.h cache.h: remove expand_user_path() abspath.h: move absolute path functions from cache.h environment: move comment_line_char from cache.h treewide: remove unnecessary cache.h inclusion from several sources treewide: remove unnecessary inclusion of gettext.h treewide: be explicit about dependence on gettext.h treewide: remove unnecessary cache.h inclusion from a few headers
1200 lines
32 KiB
C
1200 lines
32 KiB
C
#include "cache.h"
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#include "abspath.h"
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#include "checkout.h"
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#include "config.h"
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#include "builtin.h"
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#include "dir.h"
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#include "environment.h"
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#include "gettext.h"
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#include "hex.h"
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#include "parse-options.h"
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#include "strvec.h"
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#include "branch.h"
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#include "refs.h"
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#include "run-command.h"
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#include "hook.h"
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#include "sigchain.h"
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#include "submodule.h"
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#include "utf8.h"
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#include "worktree.h"
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#include "wrapper.h"
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#include "quote.h"
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#define BUILTIN_WORKTREE_ADD_USAGE \
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N_("git worktree add [-f] [--detach] [--checkout] [--lock [--reason <string>]]\n" \
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" [-b <new-branch>] <path> [<commit-ish>]")
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#define BUILTIN_WORKTREE_LIST_USAGE \
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N_("git worktree list [-v | --porcelain [-z]]")
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#define BUILTIN_WORKTREE_LOCK_USAGE \
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N_("git worktree lock [--reason <string>] <worktree>")
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#define BUILTIN_WORKTREE_MOVE_USAGE \
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N_("git worktree move <worktree> <new-path>")
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#define BUILTIN_WORKTREE_PRUNE_USAGE \
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N_("git worktree prune [-n] [-v] [--expire <expire>]")
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#define BUILTIN_WORKTREE_REMOVE_USAGE \
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N_("git worktree remove [-f] <worktree>")
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#define BUILTIN_WORKTREE_REPAIR_USAGE \
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N_("git worktree repair [<path>...]")
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#define BUILTIN_WORKTREE_UNLOCK_USAGE \
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N_("git worktree unlock <worktree>")
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static const char * const git_worktree_usage[] = {
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BUILTIN_WORKTREE_ADD_USAGE,
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BUILTIN_WORKTREE_LIST_USAGE,
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BUILTIN_WORKTREE_LOCK_USAGE,
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BUILTIN_WORKTREE_MOVE_USAGE,
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BUILTIN_WORKTREE_PRUNE_USAGE,
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BUILTIN_WORKTREE_REMOVE_USAGE,
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BUILTIN_WORKTREE_REPAIR_USAGE,
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BUILTIN_WORKTREE_UNLOCK_USAGE,
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NULL
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};
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static const char * const git_worktree_add_usage[] = {
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BUILTIN_WORKTREE_ADD_USAGE,
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NULL,
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};
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static const char * const git_worktree_list_usage[] = {
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BUILTIN_WORKTREE_LIST_USAGE,
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NULL
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};
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static const char * const git_worktree_lock_usage[] = {
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BUILTIN_WORKTREE_LOCK_USAGE,
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NULL
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};
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static const char * const git_worktree_move_usage[] = {
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BUILTIN_WORKTREE_MOVE_USAGE,
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NULL
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};
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static const char * const git_worktree_prune_usage[] = {
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BUILTIN_WORKTREE_PRUNE_USAGE,
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NULL
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};
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static const char * const git_worktree_remove_usage[] = {
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BUILTIN_WORKTREE_REMOVE_USAGE,
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NULL
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};
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static const char * const git_worktree_repair_usage[] = {
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BUILTIN_WORKTREE_REPAIR_USAGE,
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NULL
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};
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static const char * const git_worktree_unlock_usage[] = {
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BUILTIN_WORKTREE_UNLOCK_USAGE,
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NULL
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};
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struct add_opts {
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int force;
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int detach;
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int quiet;
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int checkout;
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const char *keep_locked;
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};
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static int show_only;
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static int verbose;
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static int guess_remote;
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static timestamp_t expire;
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static int git_worktree_config(const char *var, const char *value, void *cb)
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{
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if (!strcmp(var, "worktree.guessremote")) {
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guess_remote = git_config_bool(var, value);
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return 0;
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}
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return git_default_config(var, value, cb);
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}
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static int delete_git_dir(const char *id)
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{
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struct strbuf sb = STRBUF_INIT;
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int ret;
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strbuf_addstr(&sb, git_common_path("worktrees/%s", id));
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ret = remove_dir_recursively(&sb, 0);
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if (ret < 0 && errno == ENOTDIR)
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ret = unlink(sb.buf);
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if (ret)
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error_errno(_("failed to delete '%s'"), sb.buf);
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strbuf_release(&sb);
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return ret;
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}
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static void delete_worktrees_dir_if_empty(void)
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{
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rmdir(git_path("worktrees")); /* ignore failed removal */
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}
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static void prune_worktree(const char *id, const char *reason)
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{
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if (show_only || verbose)
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fprintf_ln(stderr, _("Removing %s/%s: %s"), "worktrees", id, reason);
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if (!show_only)
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delete_git_dir(id);
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}
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static int prune_cmp(const void *a, const void *b)
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{
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const struct string_list_item *x = a;
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const struct string_list_item *y = b;
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int c;
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if ((c = fspathcmp(x->string, y->string)))
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return c;
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/*
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* paths same; prune_dupes() removes all but the first worktree entry
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* having the same path, so sort main worktree ('util' is NULL) above
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* linked worktrees ('util' not NULL) since main worktree can't be
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* removed
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*/
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if (!x->util)
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return -1;
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if (!y->util)
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return 1;
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/* paths same; sort by .git/worktrees/<id> */
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return strcmp(x->util, y->util);
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}
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static void prune_dups(struct string_list *l)
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{
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int i;
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QSORT(l->items, l->nr, prune_cmp);
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for (i = 1; i < l->nr; i++) {
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if (!fspathcmp(l->items[i].string, l->items[i - 1].string))
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prune_worktree(l->items[i].util, "duplicate entry");
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}
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}
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static void prune_worktrees(void)
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{
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struct strbuf reason = STRBUF_INIT;
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struct strbuf main_path = STRBUF_INIT;
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struct string_list kept = STRING_LIST_INIT_DUP;
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DIR *dir = opendir(git_path("worktrees"));
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struct dirent *d;
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if (!dir)
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return;
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while ((d = readdir_skip_dot_and_dotdot(dir)) != NULL) {
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char *path;
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strbuf_reset(&reason);
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if (should_prune_worktree(d->d_name, &reason, &path, expire))
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prune_worktree(d->d_name, reason.buf);
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else if (path)
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string_list_append_nodup(&kept, path)->util = xstrdup(d->d_name);
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}
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closedir(dir);
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strbuf_add_absolute_path(&main_path, get_git_common_dir());
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/* massage main worktree absolute path to match 'gitdir' content */
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strbuf_strip_suffix(&main_path, "/.");
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string_list_append_nodup(&kept, strbuf_detach(&main_path, NULL));
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prune_dups(&kept);
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string_list_clear(&kept, 1);
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if (!show_only)
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delete_worktrees_dir_if_empty();
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strbuf_release(&reason);
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}
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static int prune(int ac, const char **av, const char *prefix)
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{
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struct option options[] = {
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OPT__DRY_RUN(&show_only, N_("do not remove, show only")),
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OPT__VERBOSE(&verbose, N_("report pruned working trees")),
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OPT_EXPIRY_DATE(0, "expire", &expire,
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N_("expire working trees older than <time>")),
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OPT_END()
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};
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expire = TIME_MAX;
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ac = parse_options(ac, av, prefix, options, git_worktree_prune_usage,
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0);
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if (ac)
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usage_with_options(git_worktree_prune_usage, options);
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prune_worktrees();
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return 0;
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}
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static char *junk_work_tree;
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static char *junk_git_dir;
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static int is_junk;
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static pid_t junk_pid;
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static void remove_junk(void)
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{
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struct strbuf sb = STRBUF_INIT;
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if (!is_junk || getpid() != junk_pid)
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return;
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if (junk_git_dir) {
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strbuf_addstr(&sb, junk_git_dir);
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remove_dir_recursively(&sb, 0);
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strbuf_reset(&sb);
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}
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if (junk_work_tree) {
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strbuf_addstr(&sb, junk_work_tree);
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remove_dir_recursively(&sb, 0);
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}
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strbuf_release(&sb);
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}
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static void remove_junk_on_signal(int signo)
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{
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remove_junk();
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sigchain_pop(signo);
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raise(signo);
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}
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static const char *worktree_basename(const char *path, int *olen)
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{
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const char *name;
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int len;
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len = strlen(path);
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while (len && is_dir_sep(path[len - 1]))
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len--;
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for (name = path + len - 1; name > path; name--)
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if (is_dir_sep(*name)) {
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name++;
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break;
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}
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*olen = len;
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return name;
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}
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/* check that path is viable location for worktree */
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static void check_candidate_path(const char *path,
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int force,
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struct worktree **worktrees,
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const char *cmd)
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{
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struct worktree *wt;
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int locked;
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if (file_exists(path) && !is_empty_dir(path))
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die(_("'%s' already exists"), path);
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wt = find_worktree_by_path(worktrees, path);
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if (!wt)
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return;
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locked = !!worktree_lock_reason(wt);
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if ((!locked && force) || (locked && force > 1)) {
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if (delete_git_dir(wt->id))
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die(_("unusable worktree destination '%s'"), path);
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return;
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}
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if (locked)
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die(_("'%s' is a missing but locked worktree;\nuse '%s -f -f' to override, or 'unlock' and 'prune' or 'remove' to clear"), path, cmd);
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else
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die(_("'%s' is a missing but already registered worktree;\nuse '%s -f' to override, or 'prune' or 'remove' to clear"), path, cmd);
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}
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static void copy_sparse_checkout(const char *worktree_git_dir)
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{
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char *from_file = git_pathdup("info/sparse-checkout");
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char *to_file = xstrfmt("%s/info/sparse-checkout", worktree_git_dir);
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if (file_exists(from_file)) {
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if (safe_create_leading_directories(to_file) ||
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copy_file(to_file, from_file, 0666))
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error(_("failed to copy '%s' to '%s'; sparse-checkout may not work correctly"),
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from_file, to_file);
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}
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free(from_file);
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free(to_file);
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}
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static void copy_filtered_worktree_config(const char *worktree_git_dir)
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{
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char *from_file = git_pathdup("config.worktree");
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char *to_file = xstrfmt("%s/config.worktree", worktree_git_dir);
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if (file_exists(from_file)) {
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struct config_set cs = { { 0 } };
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int bare;
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if (safe_create_leading_directories(to_file) ||
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copy_file(to_file, from_file, 0666)) {
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error(_("failed to copy worktree config from '%s' to '%s'"),
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from_file, to_file);
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goto worktree_copy_cleanup;
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}
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git_configset_init(&cs);
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git_configset_add_file(&cs, from_file);
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if (!git_configset_get_bool(&cs, "core.bare", &bare) &&
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bare &&
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git_config_set_multivar_in_file_gently(
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to_file, "core.bare", NULL, "true", 0))
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error(_("failed to unset '%s' in '%s'"),
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"core.bare", to_file);
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if (!git_configset_get(&cs, "core.worktree") &&
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git_config_set_in_file_gently(to_file,
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"core.worktree", NULL))
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error(_("failed to unset '%s' in '%s'"),
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"core.worktree", to_file);
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git_configset_clear(&cs);
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}
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worktree_copy_cleanup:
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free(from_file);
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free(to_file);
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}
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static int checkout_worktree(const struct add_opts *opts,
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struct strvec *child_env)
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{
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struct child_process cp = CHILD_PROCESS_INIT;
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cp.git_cmd = 1;
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strvec_pushl(&cp.args, "reset", "--hard", "--no-recurse-submodules", NULL);
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if (opts->quiet)
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strvec_push(&cp.args, "--quiet");
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strvec_pushv(&cp.env, child_env->v);
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return run_command(&cp);
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}
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static int add_worktree(const char *path, const char *refname,
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const struct add_opts *opts)
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{
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struct strbuf sb_git = STRBUF_INIT, sb_repo = STRBUF_INIT;
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struct strbuf sb = STRBUF_INIT, realpath = STRBUF_INIT;
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const char *name;
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struct child_process cp = CHILD_PROCESS_INIT;
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struct strvec child_env = STRVEC_INIT;
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unsigned int counter = 0;
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int len, ret;
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struct strbuf symref = STRBUF_INIT;
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struct commit *commit = NULL;
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int is_branch = 0;
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struct strbuf sb_name = STRBUF_INIT;
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struct worktree **worktrees;
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worktrees = get_worktrees();
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check_candidate_path(path, opts->force, worktrees, "add");
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free_worktrees(worktrees);
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worktrees = NULL;
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/* is 'refname' a branch or commit? */
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if (!opts->detach && !strbuf_check_branch_ref(&symref, refname) &&
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ref_exists(symref.buf)) {
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is_branch = 1;
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if (!opts->force)
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die_if_checked_out(symref.buf, 0);
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}
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commit = lookup_commit_reference_by_name(refname);
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if (!commit)
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die(_("invalid reference: %s"), refname);
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name = worktree_basename(path, &len);
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strbuf_add(&sb, name, path + len - name);
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sanitize_refname_component(sb.buf, &sb_name);
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if (!sb_name.len)
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BUG("How come '%s' becomes empty after sanitization?", sb.buf);
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strbuf_reset(&sb);
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name = sb_name.buf;
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git_path_buf(&sb_repo, "worktrees/%s", name);
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len = sb_repo.len;
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if (safe_create_leading_directories_const(sb_repo.buf))
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die_errno(_("could not create leading directories of '%s'"),
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sb_repo.buf);
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while (mkdir(sb_repo.buf, 0777)) {
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counter++;
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if ((errno != EEXIST) || !counter /* overflow */)
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die_errno(_("could not create directory of '%s'"),
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sb_repo.buf);
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strbuf_setlen(&sb_repo, len);
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strbuf_addf(&sb_repo, "%d", counter);
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}
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name = strrchr(sb_repo.buf, '/') + 1;
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junk_pid = getpid();
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atexit(remove_junk);
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sigchain_push_common(remove_junk_on_signal);
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junk_git_dir = xstrdup(sb_repo.buf);
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is_junk = 1;
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/*
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* lock the incomplete repo so prune won't delete it, unlock
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* after the preparation is over.
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*/
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strbuf_addf(&sb, "%s/locked", sb_repo.buf);
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if (opts->keep_locked)
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write_file(sb.buf, "%s", opts->keep_locked);
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else
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write_file(sb.buf, _("initializing"));
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strbuf_addf(&sb_git, "%s/.git", path);
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if (safe_create_leading_directories_const(sb_git.buf))
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die_errno(_("could not create leading directories of '%s'"),
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sb_git.buf);
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junk_work_tree = xstrdup(path);
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strbuf_reset(&sb);
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strbuf_addf(&sb, "%s/gitdir", sb_repo.buf);
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strbuf_realpath(&realpath, sb_git.buf, 1);
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write_file(sb.buf, "%s", realpath.buf);
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strbuf_realpath(&realpath, get_git_common_dir(), 1);
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write_file(sb_git.buf, "gitdir: %s/worktrees/%s",
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realpath.buf, name);
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/*
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* This is to keep resolve_ref() happy. We need a valid HEAD
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* or is_git_directory() will reject the directory. Any value which
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* looks like an object ID will do since it will be immediately
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* replaced by the symbolic-ref or update-ref invocation in the new
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* worktree.
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*/
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strbuf_reset(&sb);
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strbuf_addf(&sb, "%s/HEAD", sb_repo.buf);
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write_file(sb.buf, "%s", oid_to_hex(null_oid()));
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strbuf_reset(&sb);
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strbuf_addf(&sb, "%s/commondir", sb_repo.buf);
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write_file(sb.buf, "../..");
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/*
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* If the current worktree has sparse-checkout enabled, then copy
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* the sparse-checkout patterns from the current worktree.
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*/
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if (core_apply_sparse_checkout)
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copy_sparse_checkout(sb_repo.buf);
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/*
|
|
* If we are using worktree config, then copy all current config
|
|
* values from the current worktree into the new one, that way the
|
|
* new worktree behaves the same as this one.
|
|
*/
|
|
if (repository_format_worktree_config)
|
|
copy_filtered_worktree_config(sb_repo.buf);
|
|
|
|
strvec_pushf(&child_env, "%s=%s", GIT_DIR_ENVIRONMENT, sb_git.buf);
|
|
strvec_pushf(&child_env, "%s=%s", GIT_WORK_TREE_ENVIRONMENT, path);
|
|
cp.git_cmd = 1;
|
|
|
|
if (!is_branch)
|
|
strvec_pushl(&cp.args, "update-ref", "HEAD",
|
|
oid_to_hex(&commit->object.oid), NULL);
|
|
else {
|
|
strvec_pushl(&cp.args, "symbolic-ref", "HEAD",
|
|
symref.buf, NULL);
|
|
if (opts->quiet)
|
|
strvec_push(&cp.args, "--quiet");
|
|
}
|
|
|
|
strvec_pushv(&cp.env, child_env.v);
|
|
ret = run_command(&cp);
|
|
if (ret)
|
|
goto done;
|
|
|
|
if (opts->checkout &&
|
|
(ret = checkout_worktree(opts, &child_env)))
|
|
goto done;
|
|
|
|
is_junk = 0;
|
|
FREE_AND_NULL(junk_work_tree);
|
|
FREE_AND_NULL(junk_git_dir);
|
|
|
|
done:
|
|
if (ret || !opts->keep_locked) {
|
|
strbuf_reset(&sb);
|
|
strbuf_addf(&sb, "%s/locked", sb_repo.buf);
|
|
unlink_or_warn(sb.buf);
|
|
}
|
|
|
|
/*
|
|
* Hook failure does not warrant worktree deletion, so run hook after
|
|
* is_junk is cleared, but do return appropriate code when hook fails.
|
|
*/
|
|
if (!ret && opts->checkout) {
|
|
struct run_hooks_opt opt = RUN_HOOKS_OPT_INIT;
|
|
|
|
strvec_pushl(&opt.env, "GIT_DIR", "GIT_WORK_TREE", NULL);
|
|
strvec_pushl(&opt.args,
|
|
oid_to_hex(null_oid()),
|
|
oid_to_hex(&commit->object.oid),
|
|
"1",
|
|
NULL);
|
|
opt.dir = path;
|
|
|
|
ret = run_hooks_opt("post-checkout", &opt);
|
|
}
|
|
|
|
strvec_clear(&child_env);
|
|
strbuf_release(&sb);
|
|
strbuf_release(&symref);
|
|
strbuf_release(&sb_repo);
|
|
strbuf_release(&sb_git);
|
|
strbuf_release(&sb_name);
|
|
strbuf_release(&realpath);
|
|
return ret;
|
|
}
|
|
|
|
static void print_preparing_worktree_line(int detach,
|
|
const char *branch,
|
|
const char *new_branch,
|
|
int force_new_branch)
|
|
{
|
|
if (force_new_branch) {
|
|
struct commit *commit = lookup_commit_reference_by_name(new_branch);
|
|
if (!commit)
|
|
fprintf_ln(stderr, _("Preparing worktree (new branch '%s')"), new_branch);
|
|
else
|
|
fprintf_ln(stderr, _("Preparing worktree (resetting branch '%s'; was at %s)"),
|
|
new_branch,
|
|
repo_find_unique_abbrev(the_repository, &commit->object.oid, DEFAULT_ABBREV));
|
|
} else if (new_branch) {
|
|
fprintf_ln(stderr, _("Preparing worktree (new branch '%s')"), new_branch);
|
|
} else {
|
|
struct strbuf s = STRBUF_INIT;
|
|
if (!detach && !strbuf_check_branch_ref(&s, branch) &&
|
|
ref_exists(s.buf))
|
|
fprintf_ln(stderr, _("Preparing worktree (checking out '%s')"),
|
|
branch);
|
|
else {
|
|
struct commit *commit = lookup_commit_reference_by_name(branch);
|
|
if (!commit)
|
|
die(_("invalid reference: %s"), branch);
|
|
fprintf_ln(stderr, _("Preparing worktree (detached HEAD %s)"),
|
|
repo_find_unique_abbrev(the_repository, &commit->object.oid, DEFAULT_ABBREV));
|
|
}
|
|
strbuf_release(&s);
|
|
}
|
|
}
|
|
|
|
static const char *dwim_branch(const char *path, const char **new_branch)
|
|
{
|
|
int n;
|
|
int branch_exists;
|
|
const char *s = worktree_basename(path, &n);
|
|
const char *branchname = xstrndup(s, n);
|
|
struct strbuf ref = STRBUF_INIT;
|
|
|
|
UNLEAK(branchname);
|
|
|
|
branch_exists = !strbuf_check_branch_ref(&ref, branchname) &&
|
|
ref_exists(ref.buf);
|
|
strbuf_release(&ref);
|
|
if (branch_exists)
|
|
return branchname;
|
|
|
|
*new_branch = branchname;
|
|
if (guess_remote) {
|
|
struct object_id oid;
|
|
const char *remote =
|
|
unique_tracking_name(*new_branch, &oid, NULL);
|
|
return remote;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int add(int ac, const char **av, const char *prefix)
|
|
{
|
|
struct add_opts opts;
|
|
const char *new_branch_force = NULL;
|
|
char *path;
|
|
const char *branch;
|
|
const char *new_branch = NULL;
|
|
const char *opt_track = NULL;
|
|
const char *lock_reason = NULL;
|
|
int keep_locked = 0;
|
|
struct option options[] = {
|
|
OPT__FORCE(&opts.force,
|
|
N_("checkout <branch> even if already checked out in other worktree"),
|
|
PARSE_OPT_NOCOMPLETE),
|
|
OPT_STRING('b', NULL, &new_branch, N_("branch"),
|
|
N_("create a new branch")),
|
|
OPT_STRING('B', NULL, &new_branch_force, N_("branch"),
|
|
N_("create or reset a branch")),
|
|
OPT_BOOL('d', "detach", &opts.detach, N_("detach HEAD at named commit")),
|
|
OPT_BOOL(0, "checkout", &opts.checkout, N_("populate the new working tree")),
|
|
OPT_BOOL(0, "lock", &keep_locked, N_("keep the new working tree locked")),
|
|
OPT_STRING(0, "reason", &lock_reason, N_("string"),
|
|
N_("reason for locking")),
|
|
OPT__QUIET(&opts.quiet, N_("suppress progress reporting")),
|
|
OPT_PASSTHRU(0, "track", &opt_track, NULL,
|
|
N_("set up tracking mode (see git-branch(1))"),
|
|
PARSE_OPT_NOARG | PARSE_OPT_OPTARG),
|
|
OPT_BOOL(0, "guess-remote", &guess_remote,
|
|
N_("try to match the new branch name with a remote-tracking branch")),
|
|
OPT_END()
|
|
};
|
|
int ret;
|
|
|
|
memset(&opts, 0, sizeof(opts));
|
|
opts.checkout = 1;
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_add_usage, 0);
|
|
if (!!opts.detach + !!new_branch + !!new_branch_force > 1)
|
|
die(_("options '%s', '%s', and '%s' cannot be used together"), "-b", "-B", "--detach");
|
|
if (lock_reason && !keep_locked)
|
|
die(_("the option '%s' requires '%s'"), "--reason", "--lock");
|
|
if (lock_reason)
|
|
opts.keep_locked = lock_reason;
|
|
else if (keep_locked)
|
|
opts.keep_locked = _("added with --lock");
|
|
|
|
if (ac < 1 || ac > 2)
|
|
usage_with_options(git_worktree_add_usage, options);
|
|
|
|
path = prefix_filename(prefix, av[0]);
|
|
branch = ac < 2 ? "HEAD" : av[1];
|
|
|
|
if (!strcmp(branch, "-"))
|
|
branch = "@{-1}";
|
|
|
|
if (new_branch_force) {
|
|
struct strbuf symref = STRBUF_INIT;
|
|
|
|
new_branch = new_branch_force;
|
|
|
|
if (!opts.force &&
|
|
!strbuf_check_branch_ref(&symref, new_branch) &&
|
|
ref_exists(symref.buf))
|
|
die_if_checked_out(symref.buf, 0);
|
|
strbuf_release(&symref);
|
|
}
|
|
|
|
if (ac < 2 && !new_branch && !opts.detach) {
|
|
const char *s = dwim_branch(path, &new_branch);
|
|
if (s)
|
|
branch = s;
|
|
}
|
|
|
|
if (ac == 2 && !new_branch && !opts.detach) {
|
|
struct object_id oid;
|
|
struct commit *commit;
|
|
const char *remote;
|
|
|
|
commit = lookup_commit_reference_by_name(branch);
|
|
if (!commit) {
|
|
remote = unique_tracking_name(branch, &oid, NULL);
|
|
if (remote) {
|
|
new_branch = branch;
|
|
branch = remote;
|
|
}
|
|
}
|
|
}
|
|
if (!opts.quiet)
|
|
print_preparing_worktree_line(opts.detach, branch, new_branch, !!new_branch_force);
|
|
|
|
if (new_branch) {
|
|
struct child_process cp = CHILD_PROCESS_INIT;
|
|
cp.git_cmd = 1;
|
|
strvec_push(&cp.args, "branch");
|
|
if (new_branch_force)
|
|
strvec_push(&cp.args, "--force");
|
|
if (opts.quiet)
|
|
strvec_push(&cp.args, "--quiet");
|
|
strvec_push(&cp.args, new_branch);
|
|
strvec_push(&cp.args, branch);
|
|
if (opt_track)
|
|
strvec_push(&cp.args, opt_track);
|
|
if (run_command(&cp))
|
|
return -1;
|
|
branch = new_branch;
|
|
} else if (opt_track) {
|
|
die(_("--[no-]track can only be used if a new branch is created"));
|
|
}
|
|
|
|
ret = add_worktree(path, branch, &opts);
|
|
free(path);
|
|
return ret;
|
|
}
|
|
|
|
static void show_worktree_porcelain(struct worktree *wt, int line_terminator)
|
|
{
|
|
const char *reason;
|
|
|
|
printf("worktree %s%c", wt->path, line_terminator);
|
|
if (wt->is_bare)
|
|
printf("bare%c", line_terminator);
|
|
else {
|
|
printf("HEAD %s%c", oid_to_hex(&wt->head_oid), line_terminator);
|
|
if (wt->is_detached)
|
|
printf("detached%c", line_terminator);
|
|
else if (wt->head_ref)
|
|
printf("branch %s%c", wt->head_ref, line_terminator);
|
|
}
|
|
|
|
reason = worktree_lock_reason(wt);
|
|
if (reason) {
|
|
fputs("locked", stdout);
|
|
if (*reason) {
|
|
fputc(' ', stdout);
|
|
write_name_quoted(reason, stdout, line_terminator);
|
|
} else {
|
|
fputc(line_terminator, stdout);
|
|
}
|
|
}
|
|
|
|
reason = worktree_prune_reason(wt, expire);
|
|
if (reason)
|
|
printf("prunable %s%c", reason, line_terminator);
|
|
|
|
fputc(line_terminator, stdout);
|
|
}
|
|
|
|
static void show_worktree(struct worktree *wt, int path_maxlen, int abbrev_len)
|
|
{
|
|
struct strbuf sb = STRBUF_INIT;
|
|
int cur_path_len = strlen(wt->path);
|
|
int path_adj = cur_path_len - utf8_strwidth(wt->path);
|
|
const char *reason;
|
|
|
|
strbuf_addf(&sb, "%-*s ", 1 + path_maxlen + path_adj, wt->path);
|
|
if (wt->is_bare)
|
|
strbuf_addstr(&sb, "(bare)");
|
|
else {
|
|
strbuf_addf(&sb, "%-*s ", abbrev_len,
|
|
repo_find_unique_abbrev(the_repository, &wt->head_oid, DEFAULT_ABBREV));
|
|
if (wt->is_detached)
|
|
strbuf_addstr(&sb, "(detached HEAD)");
|
|
else if (wt->head_ref) {
|
|
char *ref = shorten_unambiguous_ref(wt->head_ref, 0);
|
|
strbuf_addf(&sb, "[%s]", ref);
|
|
free(ref);
|
|
} else
|
|
strbuf_addstr(&sb, "(error)");
|
|
}
|
|
|
|
reason = worktree_lock_reason(wt);
|
|
if (verbose && reason && *reason)
|
|
strbuf_addf(&sb, "\n\tlocked: %s", reason);
|
|
else if (reason)
|
|
strbuf_addstr(&sb, " locked");
|
|
|
|
reason = worktree_prune_reason(wt, expire);
|
|
if (verbose && reason)
|
|
strbuf_addf(&sb, "\n\tprunable: %s", reason);
|
|
else if (reason)
|
|
strbuf_addstr(&sb, " prunable");
|
|
|
|
printf("%s\n", sb.buf);
|
|
strbuf_release(&sb);
|
|
}
|
|
|
|
static void measure_widths(struct worktree **wt, int *abbrev, int *maxlen)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; wt[i]; i++) {
|
|
int sha1_len;
|
|
int path_len = strlen(wt[i]->path);
|
|
|
|
if (path_len > *maxlen)
|
|
*maxlen = path_len;
|
|
sha1_len = strlen(repo_find_unique_abbrev(the_repository, &wt[i]->head_oid, *abbrev));
|
|
if (sha1_len > *abbrev)
|
|
*abbrev = sha1_len;
|
|
}
|
|
}
|
|
|
|
static int pathcmp(const void *a_, const void *b_)
|
|
{
|
|
const struct worktree *const *a = a_;
|
|
const struct worktree *const *b = b_;
|
|
return fspathcmp((*a)->path, (*b)->path);
|
|
}
|
|
|
|
static void pathsort(struct worktree **wt)
|
|
{
|
|
int n = 0;
|
|
struct worktree **p = wt;
|
|
|
|
while (*p++)
|
|
n++;
|
|
QSORT(wt, n, pathcmp);
|
|
}
|
|
|
|
static int list(int ac, const char **av, const char *prefix)
|
|
{
|
|
int porcelain = 0;
|
|
int line_terminator = '\n';
|
|
|
|
struct option options[] = {
|
|
OPT_BOOL(0, "porcelain", &porcelain, N_("machine-readable output")),
|
|
OPT__VERBOSE(&verbose, N_("show extended annotations and reasons, if available")),
|
|
OPT_EXPIRY_DATE(0, "expire", &expire,
|
|
N_("add 'prunable' annotation to worktrees older than <time>")),
|
|
OPT_SET_INT('z', NULL, &line_terminator,
|
|
N_("terminate records with a NUL character"), '\0'),
|
|
OPT_END()
|
|
};
|
|
|
|
expire = TIME_MAX;
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_list_usage, 0);
|
|
if (ac)
|
|
usage_with_options(git_worktree_list_usage, options);
|
|
else if (verbose && porcelain)
|
|
die(_("options '%s' and '%s' cannot be used together"), "--verbose", "--porcelain");
|
|
else if (!line_terminator && !porcelain)
|
|
die(_("the option '%s' requires '%s'"), "-z", "--porcelain");
|
|
else {
|
|
struct worktree **worktrees = get_worktrees();
|
|
int path_maxlen = 0, abbrev = DEFAULT_ABBREV, i;
|
|
|
|
/* sort worktrees by path but keep main worktree at top */
|
|
pathsort(worktrees + 1);
|
|
|
|
if (!porcelain)
|
|
measure_widths(worktrees, &abbrev, &path_maxlen);
|
|
|
|
for (i = 0; worktrees[i]; i++) {
|
|
if (porcelain)
|
|
show_worktree_porcelain(worktrees[i],
|
|
line_terminator);
|
|
else
|
|
show_worktree(worktrees[i], path_maxlen, abbrev);
|
|
}
|
|
free_worktrees(worktrees);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int lock_worktree(int ac, const char **av, const char *prefix)
|
|
{
|
|
const char *reason = "", *old_reason;
|
|
struct option options[] = {
|
|
OPT_STRING(0, "reason", &reason, N_("string"),
|
|
N_("reason for locking")),
|
|
OPT_END()
|
|
};
|
|
struct worktree **worktrees, *wt;
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_lock_usage, 0);
|
|
if (ac != 1)
|
|
usage_with_options(git_worktree_lock_usage, options);
|
|
|
|
worktrees = get_worktrees();
|
|
wt = find_worktree(worktrees, prefix, av[0]);
|
|
if (!wt)
|
|
die(_("'%s' is not a working tree"), av[0]);
|
|
if (is_main_worktree(wt))
|
|
die(_("The main working tree cannot be locked or unlocked"));
|
|
|
|
old_reason = worktree_lock_reason(wt);
|
|
if (old_reason) {
|
|
if (*old_reason)
|
|
die(_("'%s' is already locked, reason: %s"),
|
|
av[0], old_reason);
|
|
die(_("'%s' is already locked"), av[0]);
|
|
}
|
|
|
|
write_file(git_common_path("worktrees/%s/locked", wt->id),
|
|
"%s", reason);
|
|
free_worktrees(worktrees);
|
|
return 0;
|
|
}
|
|
|
|
static int unlock_worktree(int ac, const char **av, const char *prefix)
|
|
{
|
|
struct option options[] = {
|
|
OPT_END()
|
|
};
|
|
struct worktree **worktrees, *wt;
|
|
int ret;
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_unlock_usage, 0);
|
|
if (ac != 1)
|
|
usage_with_options(git_worktree_unlock_usage, options);
|
|
|
|
worktrees = get_worktrees();
|
|
wt = find_worktree(worktrees, prefix, av[0]);
|
|
if (!wt)
|
|
die(_("'%s' is not a working tree"), av[0]);
|
|
if (is_main_worktree(wt))
|
|
die(_("The main working tree cannot be locked or unlocked"));
|
|
if (!worktree_lock_reason(wt))
|
|
die(_("'%s' is not locked"), av[0]);
|
|
ret = unlink_or_warn(git_common_path("worktrees/%s/locked", wt->id));
|
|
free_worktrees(worktrees);
|
|
return ret;
|
|
}
|
|
|
|
static void validate_no_submodules(const struct worktree *wt)
|
|
{
|
|
struct index_state istate = INDEX_STATE_INIT(the_repository);
|
|
struct strbuf path = STRBUF_INIT;
|
|
int i, found_submodules = 0;
|
|
|
|
if (is_directory(worktree_git_path(wt, "modules"))) {
|
|
/*
|
|
* There could be false positives, e.g. the "modules"
|
|
* directory exists but is empty. But it's a rare case and
|
|
* this simpler check is probably good enough for now.
|
|
*/
|
|
found_submodules = 1;
|
|
} else if (read_index_from(&istate, worktree_git_path(wt, "index"),
|
|
get_worktree_git_dir(wt)) > 0) {
|
|
for (i = 0; i < istate.cache_nr; i++) {
|
|
struct cache_entry *ce = istate.cache[i];
|
|
int err;
|
|
|
|
if (!S_ISGITLINK(ce->ce_mode))
|
|
continue;
|
|
|
|
strbuf_reset(&path);
|
|
strbuf_addf(&path, "%s/%s", wt->path, ce->name);
|
|
if (!is_submodule_populated_gently(path.buf, &err))
|
|
continue;
|
|
|
|
found_submodules = 1;
|
|
break;
|
|
}
|
|
}
|
|
discard_index(&istate);
|
|
strbuf_release(&path);
|
|
|
|
if (found_submodules)
|
|
die(_("working trees containing submodules cannot be moved or removed"));
|
|
}
|
|
|
|
static int move_worktree(int ac, const char **av, const char *prefix)
|
|
{
|
|
int force = 0;
|
|
struct option options[] = {
|
|
OPT__FORCE(&force,
|
|
N_("force move even if worktree is dirty or locked"),
|
|
PARSE_OPT_NOCOMPLETE),
|
|
OPT_END()
|
|
};
|
|
struct worktree **worktrees, *wt;
|
|
struct strbuf dst = STRBUF_INIT;
|
|
struct strbuf errmsg = STRBUF_INIT;
|
|
const char *reason = NULL;
|
|
char *path;
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_move_usage,
|
|
0);
|
|
if (ac != 2)
|
|
usage_with_options(git_worktree_move_usage, options);
|
|
|
|
path = prefix_filename(prefix, av[1]);
|
|
strbuf_addstr(&dst, path);
|
|
free(path);
|
|
|
|
worktrees = get_worktrees();
|
|
wt = find_worktree(worktrees, prefix, av[0]);
|
|
if (!wt)
|
|
die(_("'%s' is not a working tree"), av[0]);
|
|
if (is_main_worktree(wt))
|
|
die(_("'%s' is a main working tree"), av[0]);
|
|
if (is_directory(dst.buf)) {
|
|
const char *sep = find_last_dir_sep(wt->path);
|
|
|
|
if (!sep)
|
|
die(_("could not figure out destination name from '%s'"),
|
|
wt->path);
|
|
strbuf_trim_trailing_dir_sep(&dst);
|
|
strbuf_addstr(&dst, sep);
|
|
}
|
|
check_candidate_path(dst.buf, force, worktrees, "move");
|
|
|
|
validate_no_submodules(wt);
|
|
|
|
if (force < 2)
|
|
reason = worktree_lock_reason(wt);
|
|
if (reason) {
|
|
if (*reason)
|
|
die(_("cannot move a locked working tree, lock reason: %s\nuse 'move -f -f' to override or unlock first"),
|
|
reason);
|
|
die(_("cannot move a locked working tree;\nuse 'move -f -f' to override or unlock first"));
|
|
}
|
|
if (validate_worktree(wt, &errmsg, 0))
|
|
die(_("validation failed, cannot move working tree: %s"),
|
|
errmsg.buf);
|
|
strbuf_release(&errmsg);
|
|
|
|
if (rename(wt->path, dst.buf) == -1)
|
|
die_errno(_("failed to move '%s' to '%s'"), wt->path, dst.buf);
|
|
|
|
update_worktree_location(wt, dst.buf);
|
|
|
|
strbuf_release(&dst);
|
|
free_worktrees(worktrees);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Note, "git status --porcelain" is used to determine if it's safe to
|
|
* delete a whole worktree. "git status" does not ignore user
|
|
* configuration, so if a normal "git status" shows "clean" for the
|
|
* user, then it's ok to remove it.
|
|
*
|
|
* This assumption may be a bad one. We may want to ignore
|
|
* (potentially bad) user settings and only delete a worktree when
|
|
* it's absolutely safe to do so from _our_ point of view because we
|
|
* know better.
|
|
*/
|
|
static void check_clean_worktree(struct worktree *wt,
|
|
const char *original_path)
|
|
{
|
|
struct child_process cp;
|
|
char buf[1];
|
|
int ret;
|
|
|
|
/*
|
|
* Until we sort this out, all submodules are "dirty" and
|
|
* will abort this function.
|
|
*/
|
|
validate_no_submodules(wt);
|
|
|
|
child_process_init(&cp);
|
|
strvec_pushf(&cp.env, "%s=%s/.git",
|
|
GIT_DIR_ENVIRONMENT, wt->path);
|
|
strvec_pushf(&cp.env, "%s=%s",
|
|
GIT_WORK_TREE_ENVIRONMENT, wt->path);
|
|
strvec_pushl(&cp.args, "status",
|
|
"--porcelain", "--ignore-submodules=none",
|
|
NULL);
|
|
cp.git_cmd = 1;
|
|
cp.dir = wt->path;
|
|
cp.out = -1;
|
|
ret = start_command(&cp);
|
|
if (ret)
|
|
die_errno(_("failed to run 'git status' on '%s'"),
|
|
original_path);
|
|
ret = xread(cp.out, buf, sizeof(buf));
|
|
if (ret)
|
|
die(_("'%s' contains modified or untracked files, use --force to delete it"),
|
|
original_path);
|
|
close(cp.out);
|
|
ret = finish_command(&cp);
|
|
if (ret)
|
|
die_errno(_("failed to run 'git status' on '%s', code %d"),
|
|
original_path, ret);
|
|
}
|
|
|
|
static int delete_git_work_tree(struct worktree *wt)
|
|
{
|
|
struct strbuf sb = STRBUF_INIT;
|
|
int ret = 0;
|
|
|
|
strbuf_addstr(&sb, wt->path);
|
|
if (remove_dir_recursively(&sb, 0)) {
|
|
error_errno(_("failed to delete '%s'"), sb.buf);
|
|
ret = -1;
|
|
}
|
|
strbuf_release(&sb);
|
|
return ret;
|
|
}
|
|
|
|
static int remove_worktree(int ac, const char **av, const char *prefix)
|
|
{
|
|
int force = 0;
|
|
struct option options[] = {
|
|
OPT__FORCE(&force,
|
|
N_("force removal even if worktree is dirty or locked"),
|
|
PARSE_OPT_NOCOMPLETE),
|
|
OPT_END()
|
|
};
|
|
struct worktree **worktrees, *wt;
|
|
struct strbuf errmsg = STRBUF_INIT;
|
|
const char *reason = NULL;
|
|
int ret = 0;
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_remove_usage, 0);
|
|
if (ac != 1)
|
|
usage_with_options(git_worktree_remove_usage, options);
|
|
|
|
worktrees = get_worktrees();
|
|
wt = find_worktree(worktrees, prefix, av[0]);
|
|
if (!wt)
|
|
die(_("'%s' is not a working tree"), av[0]);
|
|
if (is_main_worktree(wt))
|
|
die(_("'%s' is a main working tree"), av[0]);
|
|
if (force < 2)
|
|
reason = worktree_lock_reason(wt);
|
|
if (reason) {
|
|
if (*reason)
|
|
die(_("cannot remove a locked working tree, lock reason: %s\nuse 'remove -f -f' to override or unlock first"),
|
|
reason);
|
|
die(_("cannot remove a locked working tree;\nuse 'remove -f -f' to override or unlock first"));
|
|
}
|
|
if (validate_worktree(wt, &errmsg, WT_VALIDATE_WORKTREE_MISSING_OK))
|
|
die(_("validation failed, cannot remove working tree: %s"),
|
|
errmsg.buf);
|
|
strbuf_release(&errmsg);
|
|
|
|
if (file_exists(wt->path)) {
|
|
if (!force)
|
|
check_clean_worktree(wt, av[0]);
|
|
|
|
ret |= delete_git_work_tree(wt);
|
|
}
|
|
/*
|
|
* continue on even if ret is non-zero, there's no going back
|
|
* from here.
|
|
*/
|
|
ret |= delete_git_dir(wt->id);
|
|
delete_worktrees_dir_if_empty();
|
|
|
|
free_worktrees(worktrees);
|
|
return ret;
|
|
}
|
|
|
|
static void report_repair(int iserr, const char *path, const char *msg, void *cb_data)
|
|
{
|
|
if (!iserr) {
|
|
fprintf_ln(stderr, _("repair: %s: %s"), msg, path);
|
|
} else {
|
|
int *exit_status = (int *)cb_data;
|
|
fprintf_ln(stderr, _("error: %s: %s"), msg, path);
|
|
*exit_status = 1;
|
|
}
|
|
}
|
|
|
|
static int repair(int ac, const char **av, const char *prefix)
|
|
{
|
|
const char **p;
|
|
const char *self[] = { ".", NULL };
|
|
struct option options[] = {
|
|
OPT_END()
|
|
};
|
|
int rc = 0;
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_repair_usage, 0);
|
|
p = ac > 0 ? av : self;
|
|
for (; *p; p++)
|
|
repair_worktree_at_path(*p, report_repair, &rc);
|
|
repair_worktrees(report_repair, &rc);
|
|
return rc;
|
|
}
|
|
|
|
int cmd_worktree(int ac, const char **av, const char *prefix)
|
|
{
|
|
parse_opt_subcommand_fn *fn = NULL;
|
|
struct option options[] = {
|
|
OPT_SUBCOMMAND("add", &fn, add),
|
|
OPT_SUBCOMMAND("prune", &fn, prune),
|
|
OPT_SUBCOMMAND("list", &fn, list),
|
|
OPT_SUBCOMMAND("lock", &fn, lock_worktree),
|
|
OPT_SUBCOMMAND("unlock", &fn, unlock_worktree),
|
|
OPT_SUBCOMMAND("move", &fn, move_worktree),
|
|
OPT_SUBCOMMAND("remove", &fn, remove_worktree),
|
|
OPT_SUBCOMMAND("repair", &fn, repair),
|
|
OPT_END()
|
|
};
|
|
|
|
git_config(git_worktree_config, NULL);
|
|
|
|
if (!prefix)
|
|
prefix = "";
|
|
|
|
ac = parse_options(ac, av, prefix, options, git_worktree_usage, 0);
|
|
return fn(ac, av, prefix);
|
|
}
|