void test_checkout_icase__conflicts_with_casechanged_subtrees(void)
{
git_reference *orig_ref;
git_object *orig, *subtrees;
git_oid oid;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
cl_git_pass(git_reference_lookup_resolved(&orig_ref, repo, "HEAD", 100));
cl_git_pass(git_object_lookup(&orig, repo, git_reference_target(orig_ref), GIT_OBJ_COMMIT));
cl_git_pass(git_reset(repo, (git_object *)orig, GIT_RESET_HARD, NULL));
cl_must_pass(p_mkdir("testrepo/AB", 0777));
cl_must_pass(p_mkdir("testrepo/AB/C", 0777));
cl_git_write2file("testrepo/AB/C/3.txt", "Foobar!\n", 8, O_RDWR|O_CREAT, 0666);
cl_git_pass(git_reference_name_to_id(&oid, repo, "refs/heads/subtrees"));
cl_git_pass(git_object_lookup(&subtrees, repo, &oid, GIT_OBJ_ANY));
cl_git_fail(git_checkout_tree(repo, subtrees, &checkout_opts));
git_object_free(orig);
git_object_free(subtrees);
git_reference_free(orig_ref);
}
int git_reference_dwim(git_reference **out, git_repository *repo, const char *refname)
{
int error = 0, i;
bool fallbackmode = true, foundvalid = false;
git_reference *ref;
git_buf refnamebuf = GIT_BUF_INIT, name = GIT_BUF_INIT;
static const char* formatters[] = {
"%s",
GIT_REFS_DIR "%s",
GIT_REFS_TAGS_DIR "%s",
GIT_REFS_HEADS_DIR "%s",
GIT_REFS_REMOTES_DIR "%s",
GIT_REFS_REMOTES_DIR "%s/" GIT_HEAD_FILE,
NULL
};
if (*refname)
git_buf_puts(&name, refname);
else {
git_buf_puts(&name, GIT_HEAD_FILE);
fallbackmode = false;
}
for (i = 0; formatters[i] && (fallbackmode || i == 0); i++) {
git_buf_clear(&refnamebuf);
if ((error = git_buf_printf(&refnamebuf, formatters[i], git_buf_cstr(&name))) < 0)
goto cleanup;
if (!git_reference_is_valid_name(git_buf_cstr(&refnamebuf))) {
error = GIT_EINVALIDSPEC;
continue;
}
foundvalid = true;
error = git_reference_lookup_resolved(&ref, repo, git_buf_cstr(&refnamebuf), -1);
if (!error) {
*out = ref;
error = 0;
goto cleanup;
}
if (error != GIT_ENOTFOUND)
goto cleanup;
}
cleanup:
if (error && !foundvalid) {
/* never found a valid reference name */
giterr_set(GITERR_REFERENCE,
"Could not use '%s' as valid reference name", git_buf_cstr(&name));
}
git_buf_free(&name);
git_buf_free(&refnamebuf);
return error;
}
static int git_commit__create_internal(
git_oid *id,
git_repository *repo,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_oid *tree,
git_commit_parent_callback parent_cb,
void *parent_payload,
bool validate)
{
int error;
git_odb *odb;
git_reference *ref = NULL;
git_buf buf = GIT_BUF_INIT;
const git_oid *current_id = NULL;
git_array_oid_t parents = GIT_ARRAY_INIT;
if (update_ref) {
error = git_reference_lookup_resolved(&ref, repo, update_ref, 10);
if (error < 0 && error != GIT_ENOTFOUND)
return error;
}
giterr_clear();
if (ref)
current_id = git_reference_target(ref);
if ((error = validate_tree_and_parents(&parents, repo, tree, parent_cb, parent_payload, current_id, validate)) < 0)
goto cleanup;
error = git_commit__create_buffer_internal(&buf, author, committer,
message_encoding, message, tree,
&parents);
if (error < 0)
goto cleanup;
if (git_repository_odb__weakptr(&odb, repo) < 0)
goto cleanup;
if (git_odb_write(id, odb, buf.ptr, buf.size, GIT_OBJ_COMMIT) < 0)
goto cleanup;
if (update_ref != NULL) {
error = git_reference__update_for_commit(
repo, ref, update_ref, id, "commit");
goto cleanup;
}
cleanup:
git_array_clear(parents);
git_reference_free(ref);
git_buf_free(&buf);
return error;
}
void test_refs_lookup__with_resolve(void)
{
git_reference *a, *b, *temp;
cl_git_pass(git_reference_lookup(&temp, g_repo, "HEAD"));
cl_git_pass(git_reference_resolve(&a, temp));
git_reference_free(temp);
cl_git_pass(git_reference_lookup_resolved(&b, g_repo, "HEAD", 5));
cl_assert(git_reference_cmp(a, b) == 0);
git_reference_free(b);
cl_git_pass(git_reference_lookup_resolved(&b, g_repo, "HEAD_TRACKER", 5));
cl_assert(git_reference_cmp(a, b) == 0);
git_reference_free(b);
git_reference_free(a);
}
static int disambiguate_refname(git_reference **out, git_repository *repo, const char *refname)
{
int error = 0, i;
bool fallbackmode = true;
git_reference *ref;
git_buf refnamebuf = GIT_BUF_INIT, name = GIT_BUF_INIT;
static const char* formatters[] = {
"%s",
GIT_REFS_DIR "%s",
GIT_REFS_TAGS_DIR "%s",
GIT_REFS_HEADS_DIR "%s",
GIT_REFS_REMOTES_DIR "%s",
GIT_REFS_REMOTES_DIR "%s/" GIT_HEAD_FILE,
NULL
};
if (*refname)
git_buf_puts(&name, refname);
else {
git_buf_puts(&name, GIT_HEAD_FILE);
fallbackmode = false;
}
for (i = 0; formatters[i] && (fallbackmode || i == 0); i++) {
git_buf_clear(&refnamebuf);
if ((error = git_buf_printf(&refnamebuf, formatters[i], git_buf_cstr(&name))) < 0)
goto cleanup;
if (!git_reference_is_valid_name(git_buf_cstr(&refnamebuf))) {
error = GIT_EINVALIDSPEC;
continue;
}
error = git_reference_lookup_resolved(&ref, repo, git_buf_cstr(&refnamebuf), -1);
if (!error) {
*out = ref;
error = 0;
goto cleanup;
}
if (error != GIT_ENOTFOUND)
goto cleanup;
}
cleanup:
git_buf_free(&name);
git_buf_free(&refnamebuf);
return error;
}
int git_reference_name_to_id(
git_oid *out, git_repository *repo, const char *name)
{
int error;
git_reference *ref;
if ((error = git_reference_lookup_resolved(&ref, repo, name, -1)) < 0)
return error;
git_oid_cpy(out, git_reference_target(ref));
git_reference_free(ref);
return 0;
}
int git_reference_resolve(git_reference **ref_out, const git_reference *ref)
{
switch (git_reference_type(ref)) {
case GIT_REF_OID:
return git_reference_lookup(ref_out, ref->db->repo, ref->name);
case GIT_REF_SYMBOLIC:
return git_reference_lookup_resolved(ref_out, ref->db->repo, ref->target.symbolic, -1);
default:
giterr_set(GITERR_REFERENCE, "Invalid reference");
return -1;
}
}
void test_checkout_icase__ignores_unstaged_casechange(void)
{
git_reference *orig_ref, *br2_ref;
git_commit *orig, *br2;
git_checkout_options checkout_opts = GIT_CHECKOUT_OPTIONS_INIT;
checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
cl_git_pass(git_reference_lookup_resolved(&orig_ref, repo, "HEAD", 100));
cl_git_pass(git_commit_lookup(&orig, repo, git_reference_target(orig_ref)));
cl_git_pass(git_reset(repo, (git_object *)orig, GIT_RESET_HARD, NULL));
cl_rename("testrepo/branch_file.txt", "testrepo/Branch_File.txt");
cl_git_pass(git_reference_lookup_resolved(&br2_ref, repo, "refs/heads/br2", 100));
cl_git_pass(git_commit_lookup(&br2, repo, git_reference_target(br2_ref)));
cl_git_pass(git_checkout_tree(repo, (const git_object *)br2, &checkout_opts));
git_commit_free(orig);
git_commit_free(br2);
git_reference_free(orig_ref);
git_reference_free(br2_ref);
}
static int disambiguate_refname(git_reference **out, git_repository *repo, const char *refname)
{
int error, i;
bool fallbackmode = true;
git_reference *ref;
git_buf refnamebuf = GIT_BUF_INIT, name = GIT_BUF_INIT;
static const char* formatters[] = {
"%s",
"refs/%s",
"refs/tags/%s",
"refs/heads/%s",
"refs/remotes/%s",
"refs/remotes/%s/HEAD",
NULL
};
if (*refname)
git_buf_puts(&name, refname);
else {
git_buf_puts(&name, GIT_HEAD_FILE);
fallbackmode = false;
}
for (i = 0; formatters[i] && (fallbackmode || i == 0); i++) {
git_buf_clear(&refnamebuf);
if ((error = git_buf_printf(&refnamebuf, formatters[i], git_buf_cstr(&name))) < 0)
goto cleanup;
error = git_reference_lookup_resolved(&ref, repo, git_buf_cstr(&refnamebuf), -1);
if (!error) {
*out = ref;
error = 0;
goto cleanup;
}
if (error != GIT_ENOTFOUND)
goto cleanup;
}
cleanup:
git_buf_free(&name);
git_buf_free(&refnamebuf);
return error;
}
int git_commit_amend(
git_oid *id,
const git_commit *commit_to_amend,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_tree *tree)
{
git_repository *repo;
git_oid tree_id;
git_reference *ref;
int error;
assert(id && commit_to_amend);
repo = git_commit_owner(commit_to_amend);
if (!author)
author = git_commit_author(commit_to_amend);
if (!committer)
committer = git_commit_committer(commit_to_amend);
if (!message_encoding)
message_encoding = git_commit_message_encoding(commit_to_amend);
if (!message)
message = git_commit_message(commit_to_amend);
if (!tree) {
git_tree *old_tree;
GITERR_CHECK_ERROR( git_commit_tree(&old_tree, commit_to_amend) );
git_oid_cpy(&tree_id, git_tree_id(old_tree));
git_tree_free(old_tree);
} else {
assert(git_tree_owner(tree) == repo);
git_oid_cpy(&tree_id, git_tree_id(tree));
}
if (update_ref) {
if ((error = git_reference_lookup_resolved(&ref, repo, update_ref, 5)) < 0)
return error;
if (git_oid_cmp(git_commit_id(commit_to_amend), git_reference_target(ref))) {
git_reference_free(ref);
giterr_set(GITERR_REFERENCE, "commit to amend is not the tip of the given branch");
return -1;
}
}
error = git_commit__create_internal(
id, repo, NULL, author, committer, message_encoding, message,
&tree_id, commit_parent_for_amend, (void *)commit_to_amend, false);
if (!error && update_ref) {
error = git_reference__update_for_commit(
repo, ref, NULL, id, "commit");
git_reference_free(ref);
}
return error;
}
static int git_commit__create_internal(
git_oid *id,
git_repository *repo,
const char *update_ref,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message,
const git_oid *tree,
git_commit_parent_callback parent_cb,
void *parent_payload,
bool validate)
{
git_reference *ref = NULL;
int error = 0, matched_parent = 0;
const git_oid *current_id = NULL;
git_buf commit = GIT_BUF_INIT;
size_t i = 0;
git_odb *odb;
const git_oid *parent;
assert(id && repo && tree && parent_cb);
if (validate && !git_object__is_valid(repo, tree, GIT_OBJ_TREE))
return -1;
if (update_ref) {
error = git_reference_lookup_resolved(&ref, repo, update_ref, 10);
if (error < 0 && error != GIT_ENOTFOUND)
return error;
}
giterr_clear();
if (ref)
current_id = git_reference_target(ref);
git_oid__writebuf(&commit, "tree ", tree);
while ((parent = parent_cb(i, parent_payload)) != NULL) {
if (validate && !git_object__is_valid(repo, parent, GIT_OBJ_COMMIT)) {
error = -1;
goto on_error;
}
git_oid__writebuf(&commit, "parent ", parent);
if (i == 0 && current_id && git_oid_equal(current_id, parent))
matched_parent = 1;
i++;
}
if (ref && !matched_parent) {
git_reference_free(ref);
git_buf_free(&commit);
giterr_set(GITERR_OBJECT, "failed to create commit: current tip is not the first parent");
return GIT_EMODIFIED;
}
git_signature__writebuf(&commit, "author ", author);
git_signature__writebuf(&commit, "committer ", committer);
if (message_encoding != NULL)
git_buf_printf(&commit, "encoding %s\n", message_encoding);
git_buf_putc(&commit, '\n');
if (git_buf_puts(&commit, message) < 0)
goto on_error;
if (git_repository_odb__weakptr(&odb, repo) < 0)
goto on_error;
if (git_odb_write(id, odb, commit.ptr, commit.size, GIT_OBJ_COMMIT) < 0)
goto on_error;
git_buf_free(&commit);
if (update_ref != NULL) {
error = git_reference__update_for_commit(
repo, ref, update_ref, id, "commit");
git_reference_free(ref);
return error;
}
return 0;
on_error:
git_buf_free(&commit);
return -1;
}
int git_reference_lookup(git_reference **ref_out,
git_repository *repo, const char *name)
{
return git_reference_lookup_resolved(ref_out, repo, name, 0);
}
int git_repository_head(git_reference **head_out, git_repository *repo)
{
return git_reference_lookup_resolved(head_out, repo, GIT_HEAD_FILE, -1);
}