N_("git branch [<options>] [-l] [-f] <branch-name> [<start-point>]"),
N_("git branch [<options>] [-r] (-d | -D) <branch-name>..."),
N_("git branch [<options>] (-m | -M) [<old-branch>] <new-branch>"),
+ N_("git branch [<options>] (-c | -C) [<old-branch>] <new-branch>"),
N_("git branch [<options>] [-r | -a] [--points-at]"),
N_("git branch [<options>] [-r | -a] [--format]"),
NULL
free_worktrees(worktrees);
}
-static void rename_branch(const char *oldname, const char *newname, int force)
+static void copy_or_rename_branch(const char *oldname, const char *newname, int copy, int force)
{
struct strbuf oldref = STRBUF_INIT, newref = STRBUF_INIT, logmsg = STRBUF_INIT;
struct strbuf oldsection = STRBUF_INIT, newsection = STRBUF_INIT;
int recovery = 0;
int clobber_head_ok;
- if (!oldname)
- die(_("cannot rename the current branch while not on any."));
+ if (!oldname) {
+ if (copy)
+ die(_("cannot copy the current branch while not on any."));
+ else
+ die(_("cannot rename the current branch while not on any."));
+ }
if (strbuf_check_branch_ref(&oldref, oldname)) {
/*
reject_rebase_or_bisect_branch(oldref.buf);
- strbuf_addf(&logmsg, "Branch: renamed %s to %s",
- oldref.buf, newref.buf);
+ if (copy)
+ strbuf_addf(&logmsg, "Branch: copied %s to %s",
+ oldref.buf, newref.buf);
+ else
+ strbuf_addf(&logmsg, "Branch: renamed %s to %s",
+ oldref.buf, newref.buf);
- if (rename_ref(oldref.buf, newref.buf, logmsg.buf))
+ if (!copy && rename_ref(oldref.buf, newref.buf, logmsg.buf))
die(_("Branch rename failed"));
+ if (copy && copy_existing_ref(oldref.buf, newref.buf, logmsg.buf))
+ die(_("Branch copy failed"));
- if (recovery)
- warning(_("Renamed a misnamed branch '%s' away"), oldref.buf + 11);
+ if (recovery) {
+ if (copy)
+ warning(_("Copied a misnamed branch '%s' away"),
+ oldref.buf + 11);
+ else
+ warning(_("Renamed a misnamed branch '%s' away"),
+ oldref.buf + 11);
+ }
- if (replace_each_worktree_head_symref(oldref.buf, newref.buf, logmsg.buf))
+ if (!copy &&
+ replace_each_worktree_head_symref(oldref.buf, newref.buf, logmsg.buf))
die(_("Branch renamed to %s, but HEAD is not updated!"), newname);
strbuf_release(&logmsg);
strbuf_release(&oldref);
strbuf_addf(&newsection, "branch.%s", newref.buf + 11);
strbuf_release(&newref);
- if (git_config_rename_section(oldsection.buf, newsection.buf) < 0)
+ if (!copy && git_config_rename_section(oldsection.buf, newsection.buf) < 0)
die(_("Branch is renamed, but update of config-file failed"));
+ if (copy && strcmp(oldname, newname) && git_config_copy_section(oldsection.buf, newsection.buf) < 0)
+ die(_("Branch is copied, but update of config-file failed"));
strbuf_release(&oldsection);
strbuf_release(&newsection);
}
int cmd_branch(int argc, const char **argv, const char *prefix)
{
- int delete = 0, rename = 0, force = 0, list = 0;
+ int delete = 0, rename = 0, copy = 0, force = 0, list = 0;
int reflog = 0, edit_description = 0;
int quiet = 0, unset_upstream = 0;
const char *new_upstream = NULL;
OPT_BIT('D', NULL, &delete, N_("delete branch (even if not merged)"), 2),
OPT_BIT('m', "move", &rename, N_("move/rename a branch and its reflog"), 1),
OPT_BIT('M', NULL, &rename, N_("move/rename a branch, even if target exists"), 2),
+ OPT_BIT('c', "copy", ©, N_("copy a branch and its reflog"), 1),
+ OPT_BIT('C', NULL, ©, N_("copy a branch, even if target exists"), 2),
OPT_BOOL(0, "list", &list, N_("list branch names")),
OPT_BOOL('l', "create-reflog", &reflog, N_("create the branch's reflog")),
OPT_BOOL(0, "edit-description", &edit_description,
argc = parse_options(argc, argv, prefix, options, builtin_branch_usage,
0);
- if (!delete && !rename && !edit_description && !new_upstream && !unset_upstream && argc == 0)
+ if (!delete && !rename && !copy && !edit_description && !new_upstream && !unset_upstream && argc == 0)
list = 1;
if (filter.with_commit || filter.merge != REF_FILTER_MERGED_NONE || filter.points_at.nr ||
filter.no_commit)
list = 1;
- if (!!delete + !!rename + !!new_upstream +
+ if (!!delete + !!rename + !!copy + !!new_upstream +
list + unset_upstream > 1)
usage_with_options(builtin_branch_usage, options);
if (force) {
delete *= 2;
rename *= 2;
+ copy *= 2;
}
if (delete) {
if (edit_branch_description(branch_name))
return 1;
+ } else if (copy) {
+ if (!argc)
+ die(_("branch name required"));
+ else if (argc == 1)
+ copy_or_rename_branch(head, argv[0], 1, copy > 1);
+ else if (argc == 2)
+ copy_or_rename_branch(argv[0], argv[1], 1, copy > 1);
+ else
+ die(_("too many branches for a copy operation"));
} else if (rename) {
if (!argc)
die(_("branch name required"));
else if (argc == 1)
- rename_branch(head, argv[0], rename > 1);
+ copy_or_rename_branch(head, argv[0], 0, rename > 1);
else if (argc == 2)
- rename_branch(argv[0], argv[1], rename > 1);
+ copy_or_rename_branch(argv[0], argv[1], 0, rename > 1);
else
die(_("too many branches for a rename operation"));
} else if (new_upstream) {