#include "git-compat-util.h"
#include "cache.h"
+#include "config.h"
#include "branch.h"
#include "refs.h"
+#include "refspec.h"
#include "remote.h"
+#include "sequencer.h"
#include "commit.h"
+#include "worktree.h"
struct tracking {
- struct refspec spec;
+ struct refspec_item spec;
char *src;
const char *remote;
int matches;
tracking->remote = remote->name;
} else {
free(tracking->spec.src);
- if (tracking->src) {
- free(tracking->src);
- tracking->src = NULL;
- }
+ FREE_AND_NULL(tracking->src);
}
tracking->spec.src = NULL;
}
return 0;
}
-void install_branch_config(int flag, const char *local, const char *origin, const char *remote)
+static const char tracking_advice[] =
+N_("\n"
+"After fixing the error cause you may try to fix up\n"
+"the remote tracking information by invoking\n"
+"\"git branch --set-upstream-to=%s%s%s\".");
+
+int install_branch_config(int flag, const char *local, const char *origin, const char *remote)
{
const char *shortname = NULL;
struct strbuf key = STRBUF_INIT;
&& !origin) {
warning(_("Not setting branch %s as its own upstream."),
local);
- return;
+ return 0;
}
strbuf_addf(&key, "branch.%s.remote", local);
- git_config_set(key.buf, origin ? origin : ".");
+ if (git_config_set_gently(key.buf, origin ? origin : ".") < 0)
+ goto out_err;
strbuf_reset(&key);
strbuf_addf(&key, "branch.%s.merge", local);
- git_config_set(key.buf, remote);
+ if (git_config_set_gently(key.buf, remote) < 0)
+ goto out_err;
if (rebasing) {
strbuf_reset(&key);
strbuf_addf(&key, "branch.%s.rebase", local);
- git_config_set(key.buf, "true");
+ if (git_config_set_gently(key.buf, "true") < 0)
+ goto out_err;
}
strbuf_release(&key);
if (shortname) {
if (origin)
printf_ln(rebasing ?
- _("Branch %s set up to track remote branch %s from %s by rebasing.") :
- _("Branch %s set up to track remote branch %s from %s."),
+ _("Branch '%s' set up to track remote branch '%s' from '%s' by rebasing.") :
+ _("Branch '%s' set up to track remote branch '%s' from '%s'."),
local, shortname, origin);
else
printf_ln(rebasing ?
- _("Branch %s set up to track local branch %s by rebasing.") :
- _("Branch %s set up to track local branch %s."),
+ _("Branch '%s' set up to track local branch '%s' by rebasing.") :
+ _("Branch '%s' set up to track local branch '%s'."),
local, shortname);
} else {
if (origin)
printf_ln(rebasing ?
- _("Branch %s set up to track remote ref %s by rebasing.") :
- _("Branch %s set up to track remote ref %s."),
+ _("Branch '%s' set up to track remote ref '%s' by rebasing.") :
+ _("Branch '%s' set up to track remote ref '%s'."),
local, remote);
else
printf_ln(rebasing ?
- _("Branch %s set up to track local ref %s by rebasing.") :
- _("Branch %s set up to track local ref %s."),
+ _("Branch '%s' set up to track local ref '%s' by rebasing.") :
+ _("Branch '%s' set up to track local ref '%s'."),
local, remote);
}
}
+
+ return 0;
+
+out_err:
+ strbuf_release(&key);
+ error(_("Unable to write upstream branch configuration"));
+
+ advise(_(tracking_advice),
+ origin ? origin : "",
+ origin ? "/" : "",
+ shortname ? shortname : remote);
+
+ return -1;
}
/*
* to infer the settings for branch.<new_ref>.{remote,merge} from the
* config.
*/
-static int setup_tracking(const char *new_ref, const char *orig_ref,
- enum branch_track track, int quiet)
+static void setup_tracking(const char *new_ref, const char *orig_ref,
+ enum branch_track track, int quiet)
{
struct tracking tracking;
int config_flags = quiet ? 0 : BRANCH_CONFIG_VERBOSE;
memset(&tracking, 0, sizeof(tracking));
tracking.spec.dst = (char *)orig_ref;
if (for_each_remote(find_tracked_branch, &tracking))
- return 1;
+ return;
if (!tracking.matches)
switch (track) {
case BRANCH_TRACK_OVERRIDE:
break;
default:
- return 1;
+ return;
}
if (tracking.matches > 1)
- return error(_("Not tracking: ambiguous information for ref %s"),
- orig_ref);
+ die(_("Not tracking: ambiguous information for ref %s"),
+ orig_ref);
- install_branch_config(config_flags, new_ref, tracking.remote,
- tracking.src ? tracking.src : orig_ref);
+ if (install_branch_config(config_flags, new_ref, tracking.remote,
+ tracking.src ? tracking.src : orig_ref) < 0)
+ exit(-1);
free(tracking.src);
- return 0;
}
int read_branch_desc(struct strbuf *buf, const char *branch_name)
return 0;
}
-int validate_new_branchname(const char *name, struct strbuf *ref,
- int force, int attr_only)
+/*
+ * Check if 'name' can be a valid name for a branch; die otherwise.
+ * Return 1 if the named branch already exists; return 0 otherwise.
+ * Fill ref with the full refname for the branch.
+ */
+int validate_branchname(const char *name, struct strbuf *ref)
{
if (strbuf_check_branch_ref(ref, name))
die(_("'%s' is not a valid branch name."), name);
- if (!ref_exists(ref->buf))
+ return ref_exists(ref->buf);
+}
+
+/*
+ * Check if a branch 'name' can be created as a new branch; die otherwise.
+ * 'force' can be used when it is OK for the named branch already exists.
+ * Return 1 if the named branch already exists; return 0 otherwise.
+ * Fill ref with the full refname for the branch.
+ */
+int validate_new_branchname(const char *name, struct strbuf *ref, int force)
+{
+ const char *head;
+
+ if (!validate_branchname(name, ref))
return 0;
- else if (!force && !attr_only)
- die(_("A branch named '%s' already exists."), ref->buf + strlen("refs/heads/"));
- if (!attr_only) {
- const char *head;
- unsigned char sha1[20];
+ if (!force)
+ die(_("A branch named '%s' already exists."),
+ ref->buf + strlen("refs/heads/"));
+
+ head = resolve_ref_unsafe("HEAD", 0, NULL, NULL);
+ if (!is_bare_repository() && head && !strcmp(head, ref->buf))
+ die(_("Cannot force update the current branch."));
- head = resolve_ref_unsafe("HEAD", 0, sha1, NULL);
- if (!is_bare_repository() && head && !strcmp(head, ref->buf))
- die(_("Cannot force update the current branch."));
- }
return 1;
}
static int check_tracking_branch(struct remote *remote, void *cb_data)
{
char *tracking_branch = cb_data;
- struct refspec query;
- memset(&query, 0, sizeof(struct refspec));
+ struct refspec_item query;
+ memset(&query, 0, sizeof(struct refspec_item));
query.dst = tracking_branch;
return !remote_find_tracking(remote, &query);
}
"will track its remote counterpart, you may want to use\n"
"\"git push -u\" to set the upstream config as you push.");
-void create_branch(const char *head,
+void create_branch(struct repository *r,
const char *name, const char *start_name,
- int force, int reflog, int clobber_head,
+ int force, int clobber_head_ok, int reflog,
int quiet, enum branch_track track)
{
struct commit *commit;
- unsigned char sha1[20];
- char *real_ref, msg[PATH_MAX + 20];
+ struct object_id oid;
+ char *real_ref;
struct strbuf ref = STRBUF_INIT;
int forcing = 0;
int dont_change_ref = 0;
if (track == BRANCH_TRACK_EXPLICIT || track == BRANCH_TRACK_OVERRIDE)
explicit_tracking = 1;
- if (validate_new_branchname(name, &ref, force,
- track == BRANCH_TRACK_OVERRIDE ||
- clobber_head)) {
+ if ((track == BRANCH_TRACK_OVERRIDE || clobber_head_ok)
+ ? validate_branchname(name, &ref)
+ : validate_new_branchname(name, &ref, force)) {
if (!force)
dont_change_ref = 1;
else
}
real_ref = NULL;
- if (get_sha1(start_name, sha1)) {
+ if (get_oid_mb(start_name, &oid)) {
if (explicit_tracking) {
if (advice_set_upstream_failure) {
error(_(upstream_missing), start_name);
die(_("Not a valid object name: '%s'."), start_name);
}
- switch (dwim_ref(start_name, strlen(start_name), sha1, &real_ref)) {
+ switch (dwim_ref(start_name, strlen(start_name), &oid, &real_ref, 0)) {
case 0:
/* Not branching from any existing branch */
if (explicit_tracking)
break;
}
- if ((commit = lookup_commit_reference(sha1)) == NULL)
+ if ((commit = lookup_commit_reference(r, &oid)) == NULL)
die(_("Not a valid branch point: '%s'."), start_name);
- hashcpy(sha1, commit->object.sha1);
-
- if (forcing)
- snprintf(msg, sizeof msg, "branch: Reset to %s",
- start_name);
- else if (!dont_change_ref)
- snprintf(msg, sizeof msg, "branch: Created from %s",
- start_name);
+ oidcpy(&oid, &commit->object.oid);
if (reflog)
- log_all_ref_updates = 1;
+ log_all_ref_updates = LOG_REFS_NORMAL;
if (!dont_change_ref) {
struct ref_transaction *transaction;
struct strbuf err = STRBUF_INIT;
+ char *msg;
+
+ if (forcing)
+ msg = xstrfmt("branch: Reset to %s", start_name);
+ else
+ msg = xstrfmt("branch: Created from %s", start_name);
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_update(transaction, ref.buf,
- sha1, forcing ? NULL : null_sha1,
+ &oid, forcing ? NULL : &null_oid,
0, msg, &err) ||
ref_transaction_commit(transaction, &err))
die("%s", err.buf);
ref_transaction_free(transaction);
strbuf_release(&err);
+ free(msg);
}
if (real_ref && track)
free(real_ref);
}
-void remove_branch_state(void)
+void remove_merge_branch_state(struct repository *r)
{
- unlink(git_path_cherry_pick_head());
- unlink(git_path_revert_head());
- unlink(git_path_merge_head());
- unlink(git_path_merge_rr());
- unlink(git_path_merge_msg());
- unlink(git_path_merge_mode());
- unlink(git_path_squash_msg());
+ unlink(git_path_merge_head(r));
+ unlink(git_path_merge_rr(r));
+ unlink(git_path_merge_msg(r));
+ unlink(git_path_merge_mode(r));
+ save_autostash(git_path_merge_autostash(r));
}
-static char *find_linked_symref(const char *symref, const char *branch,
- const char *id)
+void remove_branch_state(struct repository *r, int verbose)
{
- struct strbuf sb = STRBUF_INIT;
- struct strbuf path = STRBUF_INIT;
- struct strbuf gitdir = STRBUF_INIT;
- char *existing = NULL;
-
- /*
- * $GIT_COMMON_DIR/$symref (e.g. HEAD) is practically outside
- * $GIT_DIR so resolve_ref_unsafe() won't work (it uses
- * git_path). Parse the ref ourselves.
- */
- if (id)
- strbuf_addf(&path, "%s/worktrees/%s/%s", get_git_common_dir(), id, symref);
- else
- strbuf_addf(&path, "%s/%s", get_git_common_dir(), symref);
-
- if (!strbuf_readlink(&sb, path.buf, 0)) {
- if (!starts_with(sb.buf, "refs/") ||
- check_refname_format(sb.buf, 0))
- goto done;
- } else if (strbuf_read_file(&sb, path.buf, 0) >= 0 &&
- starts_with(sb.buf, "ref:")) {
- strbuf_remove(&sb, 0, strlen("ref:"));
- strbuf_trim(&sb);
- } else
- goto done;
- if (strcmp(sb.buf, branch))
- goto done;
- if (id) {
- strbuf_reset(&path);
- strbuf_addf(&path, "%s/worktrees/%s/gitdir", get_git_common_dir(), id);
- if (strbuf_read_file(&gitdir, path.buf, 0) <= 0)
- goto done;
- strbuf_rtrim(&gitdir);
- } else
- strbuf_addstr(&gitdir, get_git_common_dir());
- strbuf_strip_suffix(&gitdir, ".git");
-
- existing = strbuf_detach(&gitdir, NULL);
-done:
- strbuf_release(&path);
- strbuf_release(&sb);
- strbuf_release(&gitdir);
-
- return existing;
+ sequencer_post_commit_cleanup(r, verbose);
+ unlink(git_path_squash_msg(r));
+ remove_merge_branch_state(r);
}
-char *find_shared_symref(const char *symref, const char *target)
+void die_if_checked_out(const char *branch, int ignore_current_worktree)
{
- struct strbuf path = STRBUF_INIT;
- DIR *dir;
- struct dirent *d;
- char *existing;
-
- if ((existing = find_linked_symref(symref, target, NULL)))
- return existing;
-
- strbuf_addf(&path, "%s/worktrees", get_git_common_dir());
- dir = opendir(path.buf);
- strbuf_release(&path);
- if (!dir)
- return NULL;
-
- while ((d = readdir(dir)) != NULL) {
- if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
- continue;
- existing = find_linked_symref(symref, target, d->d_name);
- if (existing)
- goto done;
- }
-done:
- closedir(dir);
+ const struct worktree *wt;
- return existing;
+ wt = find_shared_symref("HEAD", branch);
+ if (!wt || (ignore_current_worktree && wt->is_current))
+ return;
+ skip_prefix(branch, "refs/heads/", &branch);
+ die(_("'%s' is already checked out at '%s'"),
+ branch, wt->path);
}
-void die_if_checked_out(const char *branch)
+int replace_each_worktree_head_symref(const char *oldref, const char *newref,
+ const char *logmsg)
{
- char *existing;
+ int ret = 0;
+ struct worktree **worktrees = get_worktrees();
+ int i;
- existing = find_shared_symref("HEAD", branch);
- if (existing) {
- skip_prefix(branch, "refs/heads/", &branch);
- die(_("'%s' is already checked out at '%s'"), branch, existing);
+ for (i = 0; worktrees[i]; i++) {
+ struct ref_store *refs;
+
+ if (worktrees[i]->is_detached)
+ continue;
+ if (!worktrees[i]->head_ref)
+ continue;
+ if (strcmp(oldref, worktrees[i]->head_ref))
+ continue;
+
+ refs = get_worktree_ref_store(worktrees[i]);
+ if (refs_create_symref(refs, "HEAD", newref, logmsg))
+ ret = error(_("HEAD of working tree %s is not updated"),
+ worktrees[i]->path);
}
+
+ free_worktrees(worktrees);
+ return ret;
}