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Diffstat (limited to 'builtin/checkout.c')
-rw-r--r--builtin/checkout.c98
1 files changed, 50 insertions, 48 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index 27c1a05246..9b2a5b31d4 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -76,7 +76,7 @@ static int update_some(const unsigned char *sha1, struct strbuf *base,
len = base->len + strlen(pathname);
ce = xcalloc(1, cache_entry_size(len));
- hashcpy(ce->sha1, sha1);
+ hashcpy(ce->oid.hash, sha1);
memcpy(ce->name, base->buf, base->len);
memcpy(ce->name + base->len, pathname, len - base->len);
ce->ce_flags = create_ce_flags(0) | CE_UPDATE;
@@ -92,7 +92,7 @@ static int update_some(const unsigned char *sha1, struct strbuf *base,
if (pos >= 0) {
struct cache_entry *old = active_cache[pos];
if (ce->ce_mode == old->ce_mode &&
- !hashcmp(ce->sha1, old->sha1)) {
+ !oidcmp(&ce->oid, &old->oid)) {
old->ce_flags |= CE_UPDATE;
free(ce);
return 0;
@@ -154,8 +154,8 @@ static int check_stages(unsigned stages, const struct cache_entry *ce, int pos)
return 0;
}
-static int checkout_stage(int stage, struct cache_entry *ce, int pos,
- struct checkout *state)
+static int checkout_stage(int stage, const struct cache_entry *ce, int pos,
+ const struct checkout *state)
{
while (pos < active_nr &&
!strcmp(active_cache[pos]->name, ce->name)) {
@@ -169,15 +169,15 @@ static int checkout_stage(int stage, struct cache_entry *ce, int pos,
return error(_("path '%s' does not have their version"), ce->name);
}
-static int checkout_merged(int pos, struct checkout *state)
+static int checkout_merged(int pos, const struct checkout *state)
{
struct cache_entry *ce = active_cache[pos];
const char *path = ce->name;
mmfile_t ancestor, ours, theirs;
int status;
- unsigned char sha1[20];
+ struct object_id oid;
mmbuffer_t result_buf;
- unsigned char threeway[3][20];
+ struct object_id threeway[3];
unsigned mode = 0;
memset(threeway, 0, sizeof(threeway));
@@ -186,18 +186,18 @@ static int checkout_merged(int pos, struct checkout *state)
stage = ce_stage(ce);
if (!stage || strcmp(path, ce->name))
break;
- hashcpy(threeway[stage - 1], ce->sha1);
+ oidcpy(&threeway[stage - 1], &ce->oid);
if (stage == 2)
mode = create_ce_mode(ce->ce_mode);
pos++;
ce = active_cache[pos];
}
- if (is_null_sha1(threeway[1]) || is_null_sha1(threeway[2]))
+ if (is_null_oid(&threeway[1]) || is_null_oid(&threeway[2]))
return error(_("path '%s' does not have necessary versions"), path);
- read_mmblob(&ancestor, threeway[0]);
- read_mmblob(&ours, threeway[1]);
- read_mmblob(&theirs, threeway[2]);
+ read_mmblob(&ancestor, &threeway[0]);
+ read_mmblob(&ours, &threeway[1]);
+ read_mmblob(&theirs, &threeway[2]);
/*
* NEEDSWORK: re-create conflicts from merges with
@@ -226,9 +226,9 @@ static int checkout_merged(int pos, struct checkout *state)
* object database even when it may contain conflicts).
*/
if (write_sha1_file(result_buf.ptr, result_buf.size,
- blob_type, sha1))
+ blob_type, oid.hash))
die(_("Unable to add merge result for '%s'"), path);
- ce = make_cache_entry(mode, sha1, path, 2, 0);
+ ce = make_cache_entry(mode, oid.hash, path, 2, 0);
if (!ce)
die(_("make_cache_entry failed for path '%s'"), path);
status = checkout_entry(ce, state, NULL);
@@ -239,9 +239,9 @@ static int checkout_paths(const struct checkout_opts *opts,
const char *revision)
{
int pos;
- struct checkout state;
+ struct checkout state = CHECKOUT_INIT;
static char *ps_matched;
- unsigned char rev[20];
+ struct object_id rev;
struct commit *head;
int errs = 0;
struct lock_file *lock_file;
@@ -352,7 +352,6 @@ static int checkout_paths(const struct checkout_opts *opts,
return 1;
/* Now we are committed to check them out */
- memset(&state, 0, sizeof(state));
state.force = 1;
state.refresh_cache = 1;
state.istate = &the_index;
@@ -374,8 +373,8 @@ static int checkout_paths(const struct checkout_opts *opts,
if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
- read_ref_full("HEAD", 0, rev, NULL);
- head = lookup_commit_reference_gently(rev, 1);
+ read_ref_full("HEAD", 0, rev.hash, NULL);
+ head = lookup_commit_reference_gently(rev.hash, 1);
errs |= post_checkout_hook(head, head, 0);
return errs;
@@ -548,7 +547,7 @@ static int merge_working_tree(const struct checkout_opts *opts,
* entries in the index.
*/
- add_files_to_cache(NULL, NULL, 0, 0);
+ add_files_to_cache(NULL, NULL, 0);
/*
* NEEDSWORK: carrying over local changes
* when branches have different end-of-line
@@ -567,10 +566,13 @@ static int merge_working_tree(const struct checkout_opts *opts,
o.ancestor = old->name;
o.branch1 = new->name;
o.branch2 = "local";
- merge_trees(&o, new->commit->tree, work,
+ ret = merge_trees(&o, new->commit->tree, work,
old->commit->tree, &result);
+ if (ret < 0)
+ exit(128);
ret = reset_tree(new->commit->tree, opts, 0,
writeout_error);
+ strbuf_release(&o.obuf);
if (ret)
return ret;
}
@@ -655,7 +657,8 @@ static void update_refs_for_switch(const struct checkout_opts *opts,
update_ref(msg.buf, "HEAD", new->commit->object.oid.hash, NULL,
REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
if (!opts->quiet) {
- if (old->path && advice_detached_head)
+ if (old->path &&
+ advice_detached_head && !opts->force_detach)
detach_advice(new->name);
describe_detached_head(_("HEAD is now at"), new->commit);
}
@@ -703,8 +706,7 @@ static int add_pending_uninteresting_ref(const char *refname,
static void describe_one_orphan(struct strbuf *sb, struct commit *commit)
{
strbuf_addstr(sb, " ");
- strbuf_addstr(sb,
- find_unique_abbrev(commit->object.oid.hash, DEFAULT_ABBREV));
+ strbuf_add_unique_abbrev(sb, commit->object.oid.hash, DEFAULT_ABBREV);
strbuf_addch(sb, ' ');
if (!parse_commit(commit))
pp_commit_easy(CMIT_FMT_ONELINE, commit, sb);
@@ -805,11 +807,11 @@ static int switch_branches(const struct checkout_opts *opts,
int ret = 0;
struct branch_info old;
void *path_to_free;
- unsigned char rev[20];
+ struct object_id rev;
int flag, writeout_error = 0;
memset(&old, 0, sizeof(old));
- old.path = path_to_free = resolve_refdup("HEAD", 0, rev, &flag);
- old.commit = lookup_commit_reference_gently(rev, 1);
+ old.path = path_to_free = resolve_refdup("HEAD", 0, rev.hash, &flag);
+ old.commit = lookup_commit_reference_gently(rev.hash, 1);
if (!(flag & REF_ISSYMREF))
old.path = NULL;
@@ -857,7 +859,7 @@ static int git_checkout_config(const char *var, const char *value, void *cb)
struct tracking_name_data {
/* const */ char *src_ref;
char *dst_ref;
- unsigned char *dst_sha1;
+ struct object_id *dst_oid;
int unique;
};
@@ -868,7 +870,7 @@ static int check_tracking_name(struct remote *remote, void *cb_data)
memset(&query, 0, sizeof(struct refspec));
query.src = cb->src_ref;
if (remote_find_tracking(remote, &query) ||
- get_sha1(query.dst, cb->dst_sha1)) {
+ get_oid(query.dst, cb->dst_oid)) {
free(query.dst);
return 0;
}
@@ -881,13 +883,13 @@ static int check_tracking_name(struct remote *remote, void *cb_data)
return 0;
}
-static const char *unique_tracking_name(const char *name, unsigned char *sha1)
+static const char *unique_tracking_name(const char *name, struct object_id *oid)
{
struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 };
char src_ref[PATH_MAX];
snprintf(src_ref, PATH_MAX, "refs/heads/%s", name);
cb_data.src_ref = src_ref;
- cb_data.dst_sha1 = sha1;
+ cb_data.dst_oid = oid;
for_each_remote(check_tracking_name, &cb_data);
if (cb_data.unique)
return cb_data.dst_ref;
@@ -899,12 +901,12 @@ static int parse_branchname_arg(int argc, const char **argv,
int dwim_new_local_branch_ok,
struct branch_info *new,
struct checkout_opts *opts,
- unsigned char rev[20])
+ struct object_id *rev)
{
struct tree **source_tree = &opts->source_tree;
const char **new_branch = &opts->new_branch;
int argcount = 0;
- unsigned char branch_rev[20];
+ struct object_id branch_rev;
const char *arg;
int dash_dash_pos;
int has_dash_dash = 0;
@@ -970,7 +972,7 @@ static int parse_branchname_arg(int argc, const char **argv,
if (!strcmp(arg, "-"))
arg = "@{-1}";
- if (get_sha1_mb(arg, rev)) {
+ if (get_oid_mb(arg, rev)) {
/*
* Either case (3) or (4), with <something> not being
* a commit, or an attempt to use case (1) with an
@@ -982,7 +984,7 @@ static int parse_branchname_arg(int argc, const char **argv,
int recover_with_dwim = dwim_new_local_branch_ok;
if (!has_dash_dash &&
- (check_filename(NULL, arg) || !no_wildcard(arg)))
+ (check_filename(opts->prefix, arg) || !no_wildcard(arg)))
recover_with_dwim = 0;
/*
* Accept "git checkout foo" and "git checkout foo --"
@@ -1019,15 +1021,15 @@ 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))
- hashcpy(rev, branch_rev);
+ !read_ref(new->path, branch_rev.hash))
+ oidcpy(rev, &branch_rev);
else
new->path = NULL; /* not an existing branch */
- new->commit = lookup_commit_reference_gently(rev, 1);
+ new->commit = lookup_commit_reference_gently(rev->hash, 1);
if (!new->commit) {
/* not a commit */
- *source_tree = parse_tree_indirect(rev);
+ *source_tree = parse_tree_indirect(rev->hash);
} else {
parse_commit_or_die(new->commit);
*source_tree = new->commit->tree;
@@ -1035,7 +1037,7 @@ static int parse_branchname_arg(int argc, const char **argv,
if (!*source_tree) /* case (1): want a tree */
die(_("reference is not a tree: %s"), arg);
- if (!has_dash_dash) {/* case (3).(d) -> (1) */
+ if (!has_dash_dash) { /* case (3).(d) -> (1) */
/*
* Do not complain the most common case
* git checkout branch
@@ -1043,7 +1045,7 @@ static int parse_branchname_arg(int argc, const char **argv,
* it would be extremely annoying.
*/
if (argc)
- verify_non_filename(NULL, arg);
+ verify_non_filename(opts->prefix, arg);
} else {
argcount++;
argv++;
@@ -1105,9 +1107,9 @@ static int checkout_branch(struct checkout_opts *opts,
if (new->path && !opts->force_detach && !opts->new_branch &&
!opts->ignore_other_worktrees) {
- unsigned char sha1[20];
+ struct object_id oid;
int flag;
- char *head_ref = resolve_refdup("HEAD", 0, sha1, &flag);
+ char *head_ref = resolve_refdup("HEAD", 0, oid.hash, &flag);
if (head_ref &&
(!(flag & REF_ISSYMREF) || strcmp(head_ref, new->path)))
die_if_checked_out(new->path, 1);
@@ -1115,11 +1117,11 @@ static int checkout_branch(struct checkout_opts *opts,
}
if (!new->commit && opts->new_branch) {
- unsigned char rev[20];
+ struct object_id rev;
int flag;
- if (!read_ref_full("HEAD", 0, rev, &flag) &&
- (flag & REF_ISSYMREF) && is_null_sha1(rev))
+ if (!read_ref_full("HEAD", 0, rev.hash, &flag) &&
+ (flag & REF_ISSYMREF) && is_null_oid(&rev))
return switch_unborn_to_new_branch(opts);
}
return switch_branches(opts, new);
@@ -1229,14 +1231,14 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
* remote branches, erroring out for invalid or ambiguous cases.
*/
if (argc) {
- unsigned char rev[20];
+ struct object_id rev;
int dwim_ok =
!opts.patch_mode &&
dwim_new_local_branch &&
opts.track == BRANCH_TRACK_UNSPECIFIED &&
!opts.new_branch;
int n = parse_branchname_arg(argc, argv, dwim_ok,
- &new, &opts, rev);
+ &new, &opts, &rev);
argv += n;
argc -= n;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 05:17:06 +0000