#include "xdiff-interface.h"
#include "ll-merge.h"
#include "resolve-undo.h"
+#include "submodule.h"
static const char * const checkout_usage[] = {
"git checkout [options] <branch>",
int writeout_stage;
int writeout_error;
+ /* not set by parse_options */
+ int branch_exists;
+
const char *new_branch;
+ const char *new_branch_force;
+ const char *new_orphan_branch;
int new_branch_log;
enum branch_track track;
+ struct diff_options diff_options;
};
static int post_checkout_hook(struct commit *old, struct commit *new,
return 0;
pos++;
}
- return error("path '%s' does not have %s version",
- ce->name,
- (stage == 2) ? "our" : "their");
+ if (stage == 2)
+ return error(_("path '%s' does not have our version"), ce->name);
+ else
+ return error(_("path '%s' does not have their version"), ce->name);
}
static int check_all_stages(struct cache_entry *ce, int pos)
ce_stage(active_cache[pos+1]) != 2 ||
strcmp(active_cache[pos+2]->name, ce->name) ||
ce_stage(active_cache[pos+2]) != 3)
- return error("path '%s' does not have all three versions",
+ return error(_("path '%s' does not have all three versions"),
ce->name);
return 0;
}
return checkout_entry(active_cache[pos], state, NULL);
pos++;
}
- return error("path '%s' does not have %s version",
- ce->name,
- (stage == 2) ? "our" : "their");
+ if (stage == 2)
+ return error(_("path '%s' does not have our version"), ce->name);
+ else
+ return error(_("path '%s' does not have their version"), ce->name);
}
static int checkout_merged(int pos, struct checkout *state)
ce_stage(active_cache[pos+1]) != 2 ||
strcmp(active_cache[pos+2]->name, path) ||
ce_stage(active_cache[pos+2]) != 3)
- return error("path '%s' does not have all 3 versions", path);
+ return error(_("path '%s' does not have all 3 versions"), path);
read_mmblob(&ancestor, active_cache[pos]->sha1);
read_mmblob(&ours, active_cache[pos+1]->sha1);
read_mmblob(&theirs, active_cache[pos+2]->sha1);
+ /*
+ * NEEDSWORK: re-create conflicts from merges with
+ * merge.renormalize set, too
+ */
status = ll_merge(&result_buf, path, &ancestor, "base",
- &ours, "ours", &theirs, "theirs", 0);
+ &ours, "ours", &theirs, "theirs", NULL);
free(ancestor.ptr);
free(ours.ptr);
free(theirs.ptr);
if (status < 0 || !result_buf.ptr) {
free(result_buf.ptr);
- return error("path '%s': cannot merge", path);
+ return error(_("path '%s': cannot merge"), path);
}
/*
*/
if (write_sha1_file(result_buf.ptr, result_buf.size,
blob_type, sha1))
- die("Unable to add merge result for '%s'", path);
+ die(_("Unable to add merge result for '%s'"), path);
ce = make_cache_entry(create_ce_mode(active_cache[pos+1]->ce_mode),
sha1,
path, 2, 0);
if (!ce)
- die("make_cache_entry failed for path '%s'", path);
+ die(_("make_cache_entry failed for path '%s'"), path);
status = checkout_entry(ce, state, NULL);
return status;
}
newfd = hold_locked_index(lock_file, 1);
if (read_cache_preload(pathspec) < 0)
- return error("corrupt index file");
+ return error(_("corrupt index file"));
if (source_tree)
read_tree_some(source_tree, pathspec);
if (!ce_stage(ce))
continue;
if (opts->force) {
- warning("path '%s' is unmerged", ce->name);
+ warning(_("path '%s' is unmerged"), ce->name);
} else if (stage) {
errs |= check_stage(stage, ce, pos);
} else if (opts->merge) {
errs |= check_all_stages(ce, pos);
} else {
errs = 1;
- error("path '%s' is unmerged", ce->name);
+ error(_("path '%s' is unmerged"), ce->name);
}
pos = skip_same_name(ce, pos) - 1;
}
if (write_cache(newfd, active_cache, active_nr) ||
commit_locked_index(lock_file))
- die("unable to write new index file");
+ die(_("unable to write new index file"));
resolve_ref("HEAD", rev, 0, &flag);
head = lookup_commit_reference_gently(rev, 1);
return errs;
}
-static void show_local_changes(struct object *head)
+static void show_local_changes(struct object *head, struct diff_options *opts)
{
struct rev_info rev;
/* I think we want full paths, even if we're in a subdirectory. */
init_revisions(&rev, NULL);
- rev.abbrev = 0;
+ rev.diffopt.flags = opts->flags;
rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS;
if (diff_setup_done(&rev.diffopt) < 0)
- die("diff_setup_done failed");
+ die(_("diff_setup_done failed"));
add_pending_object(&rev, head, NULL);
run_diff_index(&rev, 0);
}
-static void describe_detached_head(char *msg, struct commit *commit)
+static void describe_detached_head(const char *msg, struct commit *commit)
{
struct strbuf sb = STRBUF_INIT;
struct pretty_print_context ctx = {0};
int newfd = hold_locked_index(lock_file, 1);
if (read_cache_preload(NULL) < 0)
- return error("corrupt index file");
+ return error(_("corrupt index file"));
resolve_undo_clear();
if (opts->force) {
topts.src_index = &the_index;
topts.dst_index = &the_index;
- topts.msgs.not_uptodate_file = "You have local changes to '%s'; cannot switch branches.";
+ setup_unpack_trees_porcelain(&topts, "checkout");
refresh_cache(REFRESH_QUIET);
if (unmerged_cache()) {
- error("you need to resolve your current index first");
+ error(_("you need to resolve your current index first"));
return 1;
}
topts.dir->exclude_per_dir = ".gitignore";
tree = parse_tree_indirect(old->commit ?
old->commit->object.sha1 :
- (unsigned char *)EMPTY_TREE_SHA1_BIN);
+ EMPTY_TREE_SHA1_BIN);
init_tree_desc(&trees[0], tree->buffer, tree->size);
tree = parse_tree_indirect(new->commit->object.sha1);
init_tree_desc(&trees[1], tree->buffer, tree->size);
*/
add_files_to_cache(NULL, NULL, 0);
+ /*
+ * NEEDSWORK: carrying over local changes
+ * when branches have different end-of-line
+ * normalization (or clean+smudge rules) is
+ * a pain; plumb in an option to set
+ * o.renormalize?
+ */
init_merge_options(&o);
o.verbosity = 0;
work = write_tree_from_memory(&o);
if (write_cache(newfd, active_cache, active_nr) ||
commit_locked_index(lock_file))
- die("unable to write new index file");
+ die(_("unable to write new index file"));
if (!opts->force && !opts->quiet)
- show_local_changes(&new->commit->object);
+ show_local_changes(&new->commit->object, &opts->diff_options);
return 0;
}
struct strbuf msg = STRBUF_INIT;
const char *old_desc;
if (opts->new_branch) {
- create_branch(old->name, opts->new_branch, new->name, 0,
- opts->new_branch_log, opts->track);
+ if (opts->new_orphan_branch) {
+ if (opts->new_branch_log && !log_all_ref_updates) {
+ int temp;
+ char log_file[PATH_MAX];
+ char *ref_name = mkpath("refs/heads/%s", opts->new_orphan_branch);
+
+ temp = log_all_ref_updates;
+ log_all_ref_updates = 1;
+ if (log_ref_setup(ref_name, log_file, sizeof(log_file))) {
+ fprintf(stderr, _("Can not do reflog for '%s'\n"),
+ opts->new_orphan_branch);
+ log_all_ref_updates = temp;
+ return;
+ }
+ log_all_ref_updates = temp;
+ }
+ }
+ else
+ create_branch(old->name, opts->new_branch, new->name,
+ opts->new_branch_force ? 1 : 0,
+ opts->new_branch_log, opts->track);
new->name = opts->new_branch;
setup_branch_path(new);
}
if (new->path) {
create_symref("HEAD", new->path, msg.buf);
if (!opts->quiet) {
- if (old->path && !strcmp(new->path, old->path))
- fprintf(stderr, "Already on '%s'\n",
+ if (old->path && !strcmp(new->path, old->path)) {
+ fprintf(stderr, _("Already on '%s'\n"),
new->name);
- else
- fprintf(stderr, "Switched to%s branch '%s'\n",
- opts->new_branch ? " a new" : "",
+ } else if (opts->new_branch) {
+ if (opts->branch_exists)
+ fprintf(stderr, _("Switched to and reset branch '%s'\n"), new->name);
+ else
+ fprintf(stderr, _("Switched to a new branch '%s'\n"), new->name);
+ } else {
+ fprintf(stderr, _("Switched to branch '%s'\n"),
new->name);
+ }
+ }
+ if (old->path && old->name) {
+ char log_file[PATH_MAX], ref_file[PATH_MAX];
+
+ git_snpath(log_file, sizeof(log_file), "logs/%s", old->path);
+ git_snpath(ref_file, sizeof(ref_file), "%s", old->path);
+ if (!file_exists(ref_file) && file_exists(log_file))
+ remove_path(log_file);
}
} else if (strcmp(new->name, "HEAD")) {
update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL,
if (!opts->quiet) {
if (old->path && advice_detached_head)
detach_advice(old->path, new->name);
- describe_detached_head("HEAD is now at", new->commit);
+ describe_detached_head(_("HEAD is now at"), new->commit);
}
}
remove_branch_state();
new->name = "HEAD";
new->commit = old.commit;
if (!new->commit)
- die("You are on a branch yet to be born");
+ die(_("You are on a branch yet to be born"));
parse_commit(new->commit);
}
* to remind the user that it might be lost.
*/
if (!opts->quiet && !old.path && old.commit && new->commit != old.commit)
- describe_detached_head("Previous HEAD position was", old.commit);
+ describe_detached_head(_("Previous HEAD position was"), old.commit);
update_refs_for_switch(opts, &old, new);
static int git_checkout_config(const char *var, const char *value, void *cb)
{
- return git_xmerge_config(var, value, cb);
+ if (!strcmp(var, "diff.ignoresubmodules")) {
+ struct checkout_opts *opts = cb;
+ handle_ignore_submodules_arg(&opts->diff_options, value);
+ return 0;
+ }
+
+ if (!prefixcmp(var, "submodule."))
+ return parse_submodule_config_option(var, value);
+
+ return git_xmerge_config(var, value, NULL);
}
static int interactive_checkout(const char *revision, const char **pathspec,
static const char *unique_tracking_name(const char *name)
{
- struct tracking_name_data cb_data = { name, NULL, 1 };
+ struct tracking_name_data cb_data = { NULL, NULL, 1 };
+ cb_data.name = name;
for_each_ref(check_tracking_name, &cb_data);
if (cb_data.unique)
return cb_data.remote;
int patch_mode = 0;
int dwim_new_local_branch = 1;
struct option options[] = {
- OPT__QUIET(&opts.quiet),
- OPT_STRING('b', NULL, &opts.new_branch, "new branch", "branch"),
- OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "log for new branch"),
- OPT_SET_INT('t', "track", &opts.track, "track",
+ OPT__QUIET(&opts.quiet, "suppress progress reporting"),
+ OPT_STRING('b', NULL, &opts.new_branch, "branch",
+ "create and checkout a new branch"),
+ OPT_STRING('B', NULL, &opts.new_branch_force, "branch",
+ "create/reset and checkout a branch"),
+ OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "create reflog for new branch"),
+ OPT_SET_INT('t', "track", &opts.track, "set upstream info for new branch",
BRANCH_TRACK_EXPLICIT),
- OPT_SET_INT('2', "ours", &opts.writeout_stage, "stage",
+ OPT_STRING(0, "orphan", &opts.new_orphan_branch, "new branch", "new unparented branch"),
+ OPT_SET_INT('2', "ours", &opts.writeout_stage, "checkout our version for unmerged files",
2),
- OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage",
+ OPT_SET_INT('3', "theirs", &opts.writeout_stage, "checkout their version for unmerged files",
3),
- OPT_BOOLEAN('f', "force", &opts.force, "force"),
- OPT_BOOLEAN('m', "merge", &opts.merge, "merge"),
+ OPT__FORCE(&opts.force, "force checkout (throw away local modifications)"),
+ OPT_BOOLEAN('m', "merge", &opts.merge, "perform a 3-way merge with the new branch"),
OPT_STRING(0, "conflict", &conflict_style, "style",
"conflict style (merge or diff3)"),
OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"),
memset(&opts, 0, sizeof(opts));
memset(&new, 0, sizeof(new));
- git_config(git_checkout_config, NULL);
+ gitmodules_config();
+ git_config(git_checkout_config, &opts);
opts.track = BRANCH_TRACK_UNSPECIFIED;
argc = parse_options(argc, argv, prefix, options, checkout_usage,
PARSE_OPT_KEEP_DASHDASH);
+ /* we can assume from now on new_branch = !new_branch_force */
+ if (opts.new_branch && opts.new_branch_force)
+ die(_("-B cannot be used with -b"));
+
+ /* copy -B over to -b, so that we can just check the latter */
+ if (opts.new_branch_force)
+ opts.new_branch = opts.new_branch_force;
+
if (patch_mode && (opts.track > 0 || opts.new_branch
|| opts.new_branch_log || opts.merge || opts.force))
- die ("--patch is incompatible with all other options");
+ die (_("--patch is incompatible with all other options"));
/* --track without -b should DWIM */
if (0 < opts.track && !opts.new_branch) {
const char *argv0 = argv[0];
if (!argc || !strcmp(argv0, "--"))
- die ("--track needs a branch name");
+ die (_("--track needs a branch name"));
if (!prefixcmp(argv0, "refs/"))
argv0 += 5;
if (!prefixcmp(argv0, "remotes/"))
argv0 += 8;
argv0 = strchr(argv0, '/');
if (!argv0 || !argv0[1])
- die ("Missing branch name; try -b");
+ die (_("Missing branch name; try -b"));
opts.new_branch = argv0 + 1;
}
+ if (opts.new_orphan_branch) {
+ if (opts.new_branch)
+ die(_("--orphan and -b|-B are mutually exclusive"));
+ if (opts.track > 0)
+ die(_("--orphan cannot be used with -t"));
+ opts.new_branch = opts.new_orphan_branch;
+ }
+
if (conflict_style) {
opts.merge = 1; /* implied */
git_xmerge_config("merge.conflictstyle", conflict_style, NULL);
}
if (opts.force && opts.merge)
- die("git checkout: -f and -m are incompatible");
+ die(_("git checkout: -f and -m are incompatible"));
/*
* case 1: git checkout <ref> -- [<paths>]
* between A and B, A...B names that merge base.
*
* With no paths, if <something> is _not_ a commit, no -t nor -b
- * was given, and there is a tracking branch whose name is
+ * was given, and there is a remote-tracking branch whose name is
* <something> in one and only one remote, then this is a short-hand
- * to fork local <something> from that remote tracking branch.
+ * to fork local <something> from that remote-tracking branch.
*
* Otherwise <something> shall not be ambiguous.
* - If it's *only* a reference, treat it like case (1).
if (get_sha1_mb(arg, rev)) {
if (has_dash_dash) /* case (1) */
- die("invalid reference: %s", arg);
+ die(_("invalid reference: %s"), arg);
if (!patch_mode &&
dwim_new_local_branch &&
opts.track == BRANCH_TRACK_UNSPECIFIED &&
source_tree = parse_tree_indirect(rev);
if (!source_tree) /* case (1): want a tree */
- die("reference is not a tree: %s", arg);
+ die(_("reference is not a tree: %s"), arg);
if (!has_dash_dash) {/* case (3 -> 1) */
/*
* Do not complain the most common case
const char **pathspec = get_pathspec(prefix, argv);
if (!pathspec)
- die("invalid path specification");
+ die(_("invalid path specification"));
if (patch_mode)
return interactive_checkout(new.name, pathspec, &opts);
/* Checkout paths */
if (opts.new_branch) {
if (argc == 1) {
- die("git checkout: updating paths is incompatible with switching branches.\nDid you intend to checkout '%s' which can not be resolved as commit?", argv[0]);
+ die(_("git checkout: updating paths is incompatible with switching branches.\nDid you intend to checkout '%s' which can not be resolved as commit?"), argv[0]);
} else {
- die("git checkout: updating paths is incompatible with switching branches.");
+ die(_("git checkout: updating paths is incompatible with switching branches."));
}
}
if (1 < !!opts.writeout_stage + !!opts.force + !!opts.merge)
- die("git checkout: --ours/--theirs, --force and --merge are incompatible when\nchecking out of the index.");
+ die(_("git checkout: --ours/--theirs, --force and --merge are incompatible when\nchecking out of the index."));
return checkout_paths(source_tree, pathspec, &opts);
}
if (opts.new_branch) {
struct strbuf buf = STRBUF_INIT;
if (strbuf_check_branch_ref(&buf, opts.new_branch))
- die("git checkout: we do not like '%s' as a branch name.",
+ die(_("git checkout: we do not like '%s' as a branch name."),
opts.new_branch);
- if (!get_sha1(buf.buf, rev))
- die("git checkout: branch %s already exists", opts.new_branch);
+ if (!get_sha1(buf.buf, rev)) {
+ opts.branch_exists = 1;
+ if (!opts.new_branch_force)
+ die(_("git checkout: branch %s already exists"),
+ opts.new_branch);
+ }
strbuf_release(&buf);
}
if (new.name && !new.commit) {
- die("Cannot switch branch to a non-commit.");
+ die(_("Cannot switch branch to a non-commit."));
}
if (opts.writeout_stage)
- die("--ours/--theirs is incompatible with switching branches.");
+ die(_("--ours/--theirs is incompatible with switching branches."));
return switch_branches(&opts, &new);
}