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Diffstat (limited to 'builtin/checkout.c')
-rw-r--r--builtin/checkout.c107
1 files changed, 30 insertions, 77 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index fc4f8fd2ea..191b96c49c 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -1,5 +1,6 @@
#include "builtin.h"
#include "config.h"
+#include "checkout.h"
#include "lockfile.h"
#include "parse-options.h"
#include "refs.h"
@@ -226,8 +227,7 @@ static int checkout_merged(int pos, const struct checkout *state)
* (it also writes the merge result to the object database even
* when it may contain conflicts).
*/
- if (write_sha1_file(result_buf.ptr, result_buf.size,
- blob_type, oid.hash))
+ if (write_object_file(result_buf.ptr, result_buf.size, blob_type, &oid))
die(_("Unable to add merge result for '%s'"), path);
free(result_buf.ptr);
ce = make_cache_entry(mode, oid.hash, path, 2, 0);
@@ -247,7 +247,7 @@ static int checkout_paths(const struct checkout_opts *opts,
struct object_id rev;
struct commit *head;
int errs = 0;
- struct lock_file *lock_file;
+ struct lock_file lock_file = LOCK_INIT;
if (opts->track != BRANCH_TRACK_UNSPECIFIED)
die(_("'%s' cannot be used with updating paths"), "--track");
@@ -275,9 +275,7 @@ static int checkout_paths(const struct checkout_opts *opts,
return run_add_interactive(revision, "--patch=checkout",
&opts->pathspec);
- lock_file = xcalloc(1, sizeof(struct lock_file));
-
- hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+ hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
if (read_cache_preload(&opts->pathspec) < 0)
return error(_("index file corrupt"));
@@ -376,10 +374,10 @@ static int checkout_paths(const struct checkout_opts *opts,
}
errs |= finish_delayed_checkout(&state);
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
- read_ref_full("HEAD", 0, rev.hash, NULL);
+ read_ref_full("HEAD", 0, &rev, NULL);
head = lookup_commit_reference_gently(&rev, 1);
errs |= post_checkout_hook(head, head, 0);
@@ -402,10 +400,16 @@ static void show_local_changes(struct object *head,
static void describe_detached_head(const char *msg, struct commit *commit)
{
struct strbuf sb = STRBUF_INIT;
+
if (!parse_commit(commit))
pp_commit_easy(CMIT_FMT_ONELINE, commit, &sb);
- fprintf(stderr, "%s %s... %s\n", msg,
- find_unique_abbrev(commit->object.oid.hash, DEFAULT_ABBREV), sb.buf);
+ if (print_sha1_ellipsis()) {
+ fprintf(stderr, "%s %s... %s\n", msg,
+ find_unique_abbrev(commit->object.oid.hash, DEFAULT_ABBREV), sb.buf);
+ } else {
+ fprintf(stderr, "%s %s %s\n", msg,
+ find_unique_abbrev(commit->object.oid.hash, DEFAULT_ABBREV), sb.buf);
+ }
strbuf_release(&sb);
}
@@ -472,9 +476,9 @@ static int merge_working_tree(const struct checkout_opts *opts,
int *writeout_error)
{
int ret;
- struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
+ struct lock_file lock_file = LOCK_INIT;
- hold_locked_index(lock_file, LOCK_DIE_ON_ERROR);
+ hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
if (read_cache_preload(NULL) < 0)
return error(_("index file corrupt"));
@@ -516,7 +520,7 @@ static int merge_working_tree(const struct checkout_opts *opts,
}
tree = parse_tree_indirect(old->commit ?
&old->commit->object.oid :
- &empty_tree_oid);
+ the_hash_algo->empty_tree);
init_tree_desc(&trees[0], tree->buffer, tree->size);
tree = parse_tree_indirect(&new->commit->object.oid);
init_tree_desc(&trees[1], tree->buffer, tree->size);
@@ -591,7 +595,7 @@ static int merge_working_tree(const struct checkout_opts *opts,
if (!cache_tree_fully_valid(active_cache_tree))
cache_tree_update(&the_index, WRITE_TREE_SILENT | WRITE_TREE_REPAIR);
- if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
if (!opts->force && !opts->quiet)
@@ -642,8 +646,8 @@ static void update_refs_for_switch(const struct checkout_opts *opts,
else
create_branch(opts->new_branch, new->name,
opts->new_branch_force ? 1 : 0,
- opts->new_branch_log,
opts->new_branch_force ? 1 : 0,
+ opts->new_branch_log,
opts->quiet,
opts->track);
new->name = opts->new_branch;
@@ -664,8 +668,8 @@ static void update_refs_for_switch(const struct checkout_opts *opts,
if (!strcmp(new->name, "HEAD") && !new->path && !opts->force_detach) {
/* Nothing to do. */
} else if (opts->force_detach || !new->path) { /* No longer on any branch. */
- update_ref(msg.buf, "HEAD", new->commit->object.oid.hash, NULL,
- REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
+ update_ref(msg.buf, "HEAD", &new->commit->object.oid, NULL,
+ REF_NO_DEREF, UPDATE_REFS_DIE_ON_ERR);
if (!opts->quiet) {
if (old->path &&
advice_detached_head && !opts->force_detach)
@@ -786,7 +790,6 @@ static void orphaned_commit_warning(struct commit *old, struct commit *new)
{
struct rev_info revs;
struct object *object = &old->object;
- struct object_array refs;
init_revisions(&revs, NULL);
setup_revisions(0, NULL, &revs, NULL);
@@ -797,14 +800,6 @@ static void orphaned_commit_warning(struct commit *old, struct commit *new)
for_each_ref(add_pending_uninteresting_ref, &revs);
add_pending_oid(&revs, "HEAD", &new->object.oid, UNINTERESTING);
- /* Save pending objects, so they can be cleaned up later. */
- refs = revs.pending;
- revs.leak_pending = 1;
-
- /*
- * prepare_revision_walk (together with .leak_pending = 1) makes us
- * the sole owner of the list of pending objects.
- */
if (prepare_revision_walk(&revs))
die(_("internal error in revision walk"));
if (!(old->object.flags & UNINTERESTING))
@@ -813,9 +808,7 @@ static void orphaned_commit_warning(struct commit *old, struct commit *new)
describe_detached_head(_("Previous HEAD position was"), old);
/* Clean up objects used, as they will be reused. */
- clear_commit_marks_for_object_array(&refs, ALL_REV_FLAGS);
-
- object_array_clear(&refs);
+ clear_commit_marks_all(ALL_REV_FLAGS);
}
static int switch_branches(const struct checkout_opts *opts,
@@ -827,7 +820,7 @@ static int switch_branches(const struct checkout_opts *opts,
struct object_id rev;
int flag, writeout_error = 0;
memset(&old, 0, sizeof(old));
- old.path = path_to_free = resolve_refdup("HEAD", 0, rev.hash, &flag);
+ old.path = path_to_free = resolve_refdup("HEAD", 0, &rev, &flag);
if (old.path)
old.commit = lookup_commit_reference_gently(&rev, 1);
if (!(flag & REF_ISSYMREF))
@@ -874,46 +867,6 @@ static int git_checkout_config(const char *var, const char *value, void *cb)
return git_xmerge_config(var, value, NULL);
}
-struct tracking_name_data {
- /* const */ char *src_ref;
- char *dst_ref;
- struct object_id *dst_oid;
- int unique;
-};
-
-static int check_tracking_name(struct remote *remote, void *cb_data)
-{
- struct tracking_name_data *cb = cb_data;
- struct refspec query;
- memset(&query, 0, sizeof(struct refspec));
- query.src = cb->src_ref;
- if (remote_find_tracking(remote, &query) ||
- get_oid(query.dst, cb->dst_oid)) {
- free(query.dst);
- return 0;
- }
- if (cb->dst_ref) {
- free(query.dst);
- cb->unique = 0;
- return 0;
- }
- cb->dst_ref = query.dst;
- return 0;
-}
-
-static const char *unique_tracking_name(const char *name, struct object_id *oid)
-{
- struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 };
- cb_data.src_ref = xstrfmt("refs/heads/%s", name);
- cb_data.dst_oid = oid;
- for_each_remote(check_tracking_name, &cb_data);
- free(cb_data.src_ref);
- if (cb_data.unique)
- return cb_data.dst_ref;
- free(cb_data.dst_ref);
- return NULL;
-}
-
static int parse_branchname_arg(int argc, const char **argv,
int dwim_new_local_branch_ok,
struct branch_info *new,
@@ -1038,7 +991,7 @@ static int parse_branchname_arg(int argc, const char **argv,
setup_branch_path(new);
if (!check_refname_format(new->path, 0) &&
- !read_ref(new->path, branch_rev.hash))
+ !read_ref(new->path, &branch_rev))
oidcpy(rev, &branch_rev);
else
new->path = NULL; /* not an existing branch */
@@ -1136,7 +1089,7 @@ static int checkout_branch(struct checkout_opts *opts,
struct object_id rev;
int flag;
- if (!read_ref_full("HEAD", 0, rev.hash, &flag) &&
+ if (!read_ref_full("HEAD", 0, &rev, &flag) &&
(flag & REF_ISSYMREF) && is_null_oid(&rev))
return switch_unborn_to_new_branch(opts);
}
@@ -1289,11 +1242,11 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
if (opts.new_branch) {
struct strbuf buf = STRBUF_INIT;
- opts.branch_exists =
- validate_new_branchname(opts.new_branch, &buf,
- !!opts.new_branch_force,
- !!opts.new_branch_force);
-
+ if (opts.new_branch_force)
+ opts.branch_exists = validate_branchname(opts.new_branch, &buf);
+ else
+ opts.branch_exists =
+ validate_new_branchname(opts.new_branch, &buf, 0);
strbuf_release(&buf);
}