static void execute_test(void)
{
git_oid oid, check;
git_commit *commit;
git_tree *tree;
git_checkout_options opts = GIT_CHECKOUT_OPTIONS_INIT;
cl_git_pass(git_reference_name_to_id(&oid, g_repo, "refs/heads/branch1"));
cl_git_pass(git_commit_lookup(&commit, g_repo, &oid));
cl_git_pass(git_commit_tree(&tree, commit));
opts.checkout_strategy = GIT_CHECKOUT_SAFE;
cl_git_pass(git_checkout_tree(g_repo, (git_object *)tree, &opts));
git_tree_free(tree);
git_commit_free(commit);
/* Verify that the lenna.jpg file was checked out correctly */
cl_git_pass(git_oid_fromstr(&check, "8ab005d890fe53f65eda14b23672f60d9f4ec5a1"));
cl_git_pass(git_odb_hashfile(&oid, "binaryunicode/lenna.jpg", GIT_OBJ_BLOB));
cl_assert(git_oid_equal(&oid, &check));
/* Verify that the text file was checked out correctly */
cl_git_pass(git_oid_fromstr(&check, "965b223880dd4249e2c66a0cc0b4cffe1dc40f5a"));
cl_git_pass(git_odb_hashfile(&oid, "binaryunicode/utf16_withbom_noeol_crlf.txt", GIT_OBJ_BLOB));
cl_assert(git_oid_equal(&oid, &check));
}
int RemoteProgressCommand::RemoteUpdatetipsCallback(const char* refname, const git_oid* oldOid, const git_oid* newOid, void* data)
{
auto ptr = (CGitProgressList::Payload*)data;
bool nonff = false;
if (!git_oid_iszero(oldOid) && !git_oid_iszero(newOid))
{
git_oid baseOid = { 0 };
if (!git_merge_base(&baseOid, ptr->repo, newOid, oldOid))
if (!git_oid_equal(oldOid, &baseOid))
nonff = true;
}
CString change;
if (!git_oid_iszero(oldOid) && !git_oid_iszero(newOid))
{
if (git_oid_equal(oldOid, newOid))
{
change.LoadString(IDS_SAME);
}
else
{
size_t ahead = 0, behind = 0;
if (!git_graph_ahead_behind(&ahead, &behind, ptr->repo, newOid, oldOid))
{
if (ahead > 0 && behind == 0)
{
change.Format(IDS_FORWARDN, ahead);
}
else if (ahead == 0 && behind > 0)
{
change.Format(IDS_REWINDN, behind);
}
else
{
git_commit* oldCommit, * newCommit;
git_time_t oldTime = 0, newTime = 0;
if (!git_commit_lookup(&oldCommit, ptr->repo, oldOid))
oldTime = git_commit_committer(oldCommit)->when.time;
if (!git_commit_lookup(&newCommit, ptr->repo, newOid))
newTime = git_commit_committer(newCommit)->when.time;
if (oldTime < newTime)
change.LoadString(IDS_SUBMODULEDIFF_NEWERTIME);
else if (oldTime > newTime)
change.LoadString(IDS_SUBMODULEDIFF_OLDERTIME);
else
change.LoadString(IDS_SUBMODULEDIFF_SAMETIME);
}
}
}
}
else if (!git_oid_iszero(oldOid))
change.LoadString(IDS_DELETED);
else if (!git_oid_iszero(newOid))
change.LoadString(IDS_NEW);
ptr->list->AddNotify(new RefUpdateNotificationData(refname, oldOid, newOid, change));
return 0;
}
static int try_to_update(git_repository *repo, git_remote *origin, git_reference *local, git_reference *remote, enum remote_transport rt)
{
git_oid base;
const git_oid *local_id, *remote_id;
if (!git_reference_cmp(local, remote))
return 0;
// Dirty modified state in the working tree? We're not going
// to update either way
if (git_status_foreach(repo, check_clean, NULL))
return report_error("local cached copy is dirty, skipping update");
local_id = git_reference_target(local);
remote_id = git_reference_target(remote);
if (!local_id || !remote_id)
return report_error("Unable to get local or remote SHA1");
if (git_merge_base(&base, repo, local_id, remote_id))
return report_error("Unable to find common commit of local and remote branches");
/* Is the remote strictly newer? Use it */
if (git_oid_equal(&base, local_id))
return reset_to_remote(repo, local, remote_id);
/* Is the local repo the more recent one? See if we can update upstream */
if (git_oid_equal(&base, remote_id))
return update_remote(repo, origin, local, remote, rt);
/* Merging a bare repository always needs user action */
if (git_repository_is_bare(repo))
return report_error("Local and remote have diverged, merge of bare branch needed");
/* Merging will definitely need the head branch too */
if (git_branch_is_head(local) != 1)
return report_error("Local and remote do not match, local branch not HEAD - cannot update");
/*
* Some day we migth try a clean merge here.
*
* But I couldn't find any good examples of this, so for now
* you'd need to merge divergent histories manually. But we've
* at least verified above that we have a working tree and the
* current branch is checked out and clean, so we *could* try
* to merge.
*/
return report_error("Local and remote have diverged, need to merge");
}
void test_repo_hashfile__filtered(void)
{
git_oid a, b;
git_config *config;
cl_git_pass(git_repository_config(&config, _repo));
cl_git_pass(git_config_set_bool(config, "core.autocrlf", true));
git_config_free(config);
cl_git_append2file("status/.gitattributes", "*.txt text\n*.bin binary\n\n");
/* create some sample content with CRLF in it */
cl_git_mkfile("status/testfile.txt", "content\r\n");
cl_git_mkfile("status/testfile.bin", "other\r\nstuff\r\n");
/* not equal hashes because of filtering */
cl_git_pass(git_odb_hashfile(&a, "status/testfile.txt", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.txt", GIT_OBJ_BLOB, NULL));
cl_assert(git_oid_cmp(&a, &b));
/* equal hashes because filter is binary */
cl_git_pass(git_odb_hashfile(&a, "status/testfile.bin", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.bin", GIT_OBJ_BLOB, NULL));
cl_assert(git_oid_equal(&a, &b));
/* equal hashes when 'as_file' points to binary filtering */
cl_git_pass(git_odb_hashfile(&a, "status/testfile.txt", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.txt", GIT_OBJ_BLOB, "foo.bin"));
cl_assert(git_oid_equal(&a, &b));
/* not equal hashes when 'as_file' points to text filtering */
cl_git_pass(git_odb_hashfile(&a, "status/testfile.bin", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.bin", GIT_OBJ_BLOB, "foo.txt"));
cl_assert(git_oid_cmp(&a, &b));
/* equal hashes when 'as_file' is empty and turns off filtering */
cl_git_pass(git_odb_hashfile(&a, "status/testfile.txt", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.txt", GIT_OBJ_BLOB, ""));
cl_assert(git_oid_equal(&a, &b));
cl_git_pass(git_odb_hashfile(&a, "status/testfile.bin", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "testfile.bin", GIT_OBJ_BLOB, ""));
cl_assert(git_oid_equal(&a, &b));
/* some hash type failures */
cl_git_fail(git_odb_hashfile(&a, "status/testfile.txt", 0));
cl_git_fail(git_repository_hashfile(&b, _repo, "testfile.txt", GIT_OBJ_ANY, NULL));
}
static inline int agb_git_tree_entry_equal(const git_tree_entry * tree_a, const git_tree_entry * tree_b ) {
if(tree_a==NULL && tree_b==NULL) return 1;
if(tree_a==NULL || tree_b==NULL) return 0;
const git_oid * oid_a = git_tree_entry_id(tree_a);
const git_oid * oid_b = git_tree_entry_id(tree_b);
return git_oid_equal(oid_a,oid_b);
}
void test_network_remote_defaultbranch__detached_sharing_nonbranch_id(void)
{
git_oid id, id_cloned;
git_reference *ref;
git_buf buf = GIT_BUF_INIT;
git_repository *cloned_repo;
cl_git_pass(git_reference_name_to_id(&id, g_repo_a, "HEAD"));
cl_git_pass(git_repository_detach_head(g_repo_a, NULL, NULL));
cl_git_pass(git_reference_remove(g_repo_a, "refs/heads/master"));
cl_git_pass(git_reference_remove(g_repo_a, "refs/heads/not-good"));
cl_git_pass(git_reference_create(&ref, g_repo_a, "refs/foo/bar", &id, 1, NULL, NULL));
git_reference_free(ref);
cl_git_pass(git_remote_connect(g_remote, GIT_DIRECTION_FETCH));
cl_git_fail_with(GIT_ENOTFOUND, git_remote_default_branch(&buf, g_remote));
cl_git_pass(git_clone(&cloned_repo, git_repository_path(g_repo_a), "./local-detached", NULL));
cl_assert(git_repository_head_detached(cloned_repo));
cl_git_pass(git_reference_name_to_id(&id_cloned, g_repo_a, "HEAD"));
cl_assert(git_oid_equal(&id, &id_cloned));
git_repository_free(cloned_repo);
}
PyObject *
Object_richcompare(PyObject *o1, PyObject *o2, int op)
{
PyObject *res;
Object *obj1;
Object *obj2;
if (!PyObject_TypeCheck(o2, &ObjectType)) {
Py_INCREF(Py_NotImplemented);
return Py_NotImplemented;
}
switch (op) {
case Py_NE:
obj1 = (Object *) o1;
obj2 = (Object *) o2;
if (git_oid_equal(git_object_id(obj1->obj), git_object_id(obj2->obj))) {
res = Py_False;
} else {
res = Py_True;
}
break;
case Py_EQ:
obj1 = (Object *) o1;
obj2 = (Object *) o2;
if (git_oid_equal(git_object_id(obj1->obj), git_object_id(obj2->obj))) {
res = Py_True;
} else {
res = Py_False;
}
break;
case Py_LT:
case Py_LE:
case Py_GT:
case Py_GE:
Py_INCREF(Py_NotImplemented);
return Py_NotImplemented;
default:
PyErr_Format(PyExc_RuntimeError, "Unexpected '%d' op", op);
return NULL;
}
Py_INCREF(res);
return res;
}
void test_status_worktree__conflict_has_no_oid(void)
{
git_repository *repo = cl_git_sandbox_init("status");
git_index *index;
git_index_entry entry = {{0}};
git_status_list *statuslist;
const git_status_entry *status;
git_oid zero_id = {{0}};
entry.mode = 0100644;
entry.path = "modified_file";
git_oid_fromstr(&entry.id, "deadbeefdeadbeefdeadbeefdeadbeefdeadbeef");
cl_git_pass(git_repository_index(&index, repo));
cl_git_pass(git_index_conflict_add(index, &entry, &entry, &entry));
git_status_list_new(&statuslist, repo, NULL);
cl_assert_equal_i(16, git_status_list_entrycount(statuslist));
status = git_status_byindex(statuslist, 2);
cl_assert_equal_i(GIT_STATUS_CONFLICTED, status->status);
cl_assert_equal_s("modified_file", status->head_to_index->old_file.path);
cl_assert(!git_oid_equal(&zero_id, &status->head_to_index->old_file.id));
cl_assert(0 != status->head_to_index->old_file.mode);
cl_assert_equal_s("modified_file", status->head_to_index->new_file.path);
cl_assert_equal_oid(&zero_id, &status->head_to_index->new_file.id);
cl_assert_equal_i(0, status->head_to_index->new_file.mode);
cl_assert_equal_i(0, status->head_to_index->new_file.size);
cl_assert_equal_s("modified_file", status->index_to_workdir->old_file.path);
cl_assert_equal_oid(&zero_id, &status->index_to_workdir->old_file.id);
cl_assert_equal_i(0, status->index_to_workdir->old_file.mode);
cl_assert_equal_i(0, status->index_to_workdir->old_file.size);
cl_assert_equal_s("modified_file", status->index_to_workdir->new_file.path);
cl_assert(
!git_oid_equal(&zero_id, &status->index_to_workdir->new_file.id) ||
!(status->index_to_workdir->new_file.flags & GIT_DIFF_FLAG_VALID_ID));
cl_assert(0 != status->index_to_workdir->new_file.mode);
cl_assert(0 != status->index_to_workdir->new_file.size);
git_index_free(index);
git_status_list_free(statuslist);
}
static int try_to_update(git_repository *repo, git_remote *origin, git_reference *local, git_reference *remote, enum remote_transport rt)
{
git_oid base;
const git_oid *local_id, *remote_id;
if (!git_reference_cmp(local, remote))
return 0;
// Dirty modified state in the working tree? We're not going
// to update either way
if (git_status_foreach(repo, check_clean, NULL))
return report_error("local cached copy is dirty, skipping update");
local_id = git_reference_target(local);
remote_id = git_reference_target(remote);
if (!local_id || !remote_id)
return report_error("Unable to get local or remote SHA1");
if (git_merge_base(&base, repo, local_id, remote_id))
return report_error("Unable to find common commit of local and remote branches");
/* Is the remote strictly newer? Use it */
if (git_oid_equal(&base, local_id))
return reset_to_remote(repo, local, remote_id);
/* Is the local repo the more recent one? See if we can update upstream */
if (git_oid_equal(&base, remote_id))
return update_remote(repo, origin, local, remote, rt);
/* Merging a bare repository always needs user action */
if (git_repository_is_bare(repo))
return report_error("Local and remote have diverged, merge of bare branch needed");
/* Merging will definitely need the head branch too */
if (git_branch_is_head(local) != 1)
return report_error("Local and remote do not match, local branch not HEAD - cannot update");
/* Ok, let's try to merge these */
return try_to_git_merge(repo, local, remote, &base, local_id, remote_id);
}
void test_repo_hashfile__simple(void)
{
git_oid a, b;
git_buf full = GIT_BUF_INIT;
/* hash with repo relative path */
cl_git_pass(git_odb_hashfile(&a, "status/current_file", GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, "current_file", GIT_OBJ_BLOB, NULL));
cl_assert(git_oid_equal(&a, &b));
cl_git_pass(git_buf_joinpath(&full, git_repository_workdir(_repo), "current_file"));
/* hash with full path */
cl_git_pass(git_odb_hashfile(&a, full.ptr, GIT_OBJ_BLOB));
cl_git_pass(git_repository_hashfile(&b, _repo, full.ptr, GIT_OBJ_BLOB, NULL));
cl_assert(git_oid_equal(&a, &b));
/* hash with invalid type */
cl_git_fail(git_odb_hashfile(&a, full.ptr, GIT_OBJ_ANY));
cl_git_fail(git_repository_hashfile(&b, _repo, full.ptr, GIT_OBJ_OFS_DELTA, NULL));
git_buf_free(&full);
}
void test_odb_backend_simple__exists_prefix_succeeds(void)
{
const fake_object objs[] = {
{ "1234567890111111111111111111111111111111", "first content" },
{ "1234567890222222222222222222222222222222", "second content" },
{ NULL, NULL }
};
git_oid found;
setup_backend(objs);
cl_git_pass(git_oid_fromstr(&_oid, objs[0].oid));
cl_git_pass(git_odb_exists_prefix(&found, _odb, &_oid, 12));
cl_assert(git_oid_equal(&found, &_oid));
}
void test_odb_backend_simple__exists_with_highly_ambiguous_prefix(void)
{
const fake_object objs[] = {
{ "1234567890111111111111111111111111111111", "first content" },
{ "1234567890111111111111111111111111111112", "second content" },
{ NULL, NULL }
};
git_oid found;
setup_backend(objs);
cl_git_pass(git_oid_fromstr(&_oid, objs[0].oid));
cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_HASH_VERIFICATION, 0));
cl_git_fail_with(GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &_oid, 39));
cl_git_pass(git_odb_exists_prefix(&found, _odb, &_oid, 40));
cl_assert(git_oid_equal(&found, &_oid));
}
static bool roundtrip_with_read_index(const char *tree_idstr)
{
git_oid tree_id, new_tree_id;
git_tree *tree;
git_index *tree_index;
cl_git_pass(git_oid_fromstr(&tree_id, tree_idstr));
cl_git_pass(git_tree_lookup(&tree, _repo, &tree_id));
cl_git_pass(git_index_new(&tree_index));
cl_git_pass(git_index_read_tree(tree_index, tree));
cl_git_pass(git_index_read_index(_index, tree_index));
cl_git_pass(git_index_write_tree(&new_tree_id, _index));
git_tree_free(tree);
git_index_free(tree_index);
return git_oid_equal(&tree_id, &new_tree_id);
}
static int try_to_update(git_repository *repo, git_remote *origin, git_reference *local, git_reference *remote,
const char *remote_url, const char *branch, enum remote_transport rt)
{
git_oid base;
const git_oid *local_id, *remote_id;
int ret = 0;
if (verbose)
fprintf(stderr, "git storage: try to update\n");
if (!git_reference_cmp(local, remote))
return 0;
// Dirty modified state in the working tree? We're not going
// to update either way
if (git_status_foreach(repo, check_clean, NULL)) {
if (is_subsurface_cloud)
goto cloud_data_error;
else
return report_error("local cached copy is dirty, skipping update");
}
local_id = git_reference_target(local);
remote_id = git_reference_target(remote);
if (!local_id || !remote_id) {
if (is_subsurface_cloud)
goto cloud_data_error;
else
return report_error("Unable to get local or remote SHA1");
}
if (git_merge_base(&base, repo, local_id, remote_id)) {
// TODO:
// if they have no merge base, they actually are different repos
// so instead merge this as merging a commit into a repo - git_merge() appears to do that
// but needs testing and cleanup afterwards
//
if (is_subsurface_cloud)
goto cloud_data_error;
else
return report_error("Unable to find common commit of local and remote branches");
}
/* Is the remote strictly newer? Use it */
if (git_oid_equal(&base, local_id)) {
git_storage_update_progress(translate("gettextFromC", "Update local storage to match cloud storage"));
return reset_to_remote(repo, local, remote_id);
}
/* Is the local repo the more recent one? See if we can update upstream */
if (git_oid_equal(&base, remote_id)) {
if (verbose)
fprintf(stderr, "local is newer than remote, update remote\n");
git_storage_update_progress(translate("gettextFromC", "Push local changes to cloud storage"));
return update_remote(repo, origin, local, remote, rt);
}
/* Merging a bare repository always needs user action */
if (git_repository_is_bare(repo)) {
if (is_subsurface_cloud)
goto cloud_data_error;
else
return report_error("Local and remote have diverged, merge of bare branch needed");
}
/* Merging will definitely need the head branch too */
if (git_branch_is_head(local) != 1) {
if (is_subsurface_cloud)
goto cloud_data_error;
else
return report_error("Local and remote do not match, local branch not HEAD - cannot update");
}
/* Ok, let's try to merge these */
git_storage_update_progress(translate("gettextFromC", "Try to merge local changes into cloud storage"));
ret = try_to_git_merge(repo, &local, remote, &base, local_id, remote_id);
if (ret == 0)
return update_remote(repo, origin, local, remote, rt);
else
return ret;
cloud_data_error:
// since we are working with Subsurface cloud storage we want to make the user interaction
// as painless as possible. So if something went wrong with the local cache, tell the user
// about it an move it away
return cleanup_local_cache(remote_url, branch);
}
static int workdir_reader_read(
git_buf *out,
git_oid *out_id,
git_filemode_t *out_filemode,
git_reader *_reader,
const char *filename)
{
workdir_reader *reader = (workdir_reader *)_reader;
git_buf path = GIT_BUF_INIT;
struct stat st;
git_filemode_t filemode;
git_filter_list *filters = NULL;
const git_index_entry *idx_entry;
git_oid id;
int error;
if ((error = git_buf_joinpath(&path,
git_repository_workdir(reader->repo), filename)) < 0)
goto done;
if ((error = p_lstat(path.ptr, &st)) < 0) {
if (error == -1 && errno == ENOENT)
error = GIT_ENOTFOUND;
giterr_set(GITERR_OS, "could not stat '%s'", path.ptr);
goto done;
}
filemode = git_futils_canonical_mode(st.st_mode);
/*
* Patch application - for example - uses the filtered version of
* the working directory data to match git. So we will run the
* workdir -> ODB filter on the contents in this workdir reader.
*/
if ((error = git_filter_list_load(&filters, reader->repo, NULL, filename,
GIT_FILTER_TO_ODB, GIT_FILTER_DEFAULT)) < 0)
goto done;
if ((error = git_filter_list_apply_to_file(out,
filters, reader->repo, path.ptr)) < 0)
goto done;
if (out_id || reader->index) {
if ((error = git_odb_hash(&id, out->ptr, out->size, GIT_OBJ_BLOB)) < 0)
goto done;
}
if (reader->index) {
if (!(idx_entry = git_index_get_bypath(reader->index, filename, 0)) ||
filemode != idx_entry->mode ||
!git_oid_equal(&id, &idx_entry->id)) {
error = GIT_READER_MISMATCH;
goto done;
}
}
if (out_id)
git_oid_cpy(out_id, &id);
if (out_filemode)
*out_filemode = filemode;
done:
git_filter_list_free(filters);
git_buf_dispose(&path);
return error;
}
void test_odb_mixed__dup_oid_prefix_0(void) {
char hex[10];
git_oid oid, found;
git_odb_object *obj;
/* ambiguous in the same pack file */
strncpy(hex, "dea509d0", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
strncpy(hex, "dea509d09", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
cl_assert(git_oid_equal(&found, git_odb_object_id(obj)));
git_odb_object_free(obj);
strncpy(hex, "dea509d0b", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
git_odb_object_free(obj);
/* ambiguous in different pack files */
strncpy(hex, "81b5bff5", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
strncpy(hex, "81b5bff5b", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
cl_assert(git_oid_equal(&found, git_odb_object_id(obj)));
git_odb_object_free(obj);
strncpy(hex, "81b5bff5f", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
git_odb_object_free(obj);
/* ambiguous in pack file and loose */
strncpy(hex, "0ddeaded", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_assert_equal_i(
GIT_EAMBIGUOUS, git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
strncpy(hex, "0ddeaded9", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
cl_git_pass(git_odb_exists_prefix(&found, _odb, &oid, strlen(hex)));
cl_assert(git_oid_equal(&found, git_odb_object_id(obj)));
git_odb_object_free(obj);
strncpy(hex, "0ddeadede", sizeof(hex));
cl_git_pass(git_oid_fromstrn(&oid, hex, strlen(hex)));
cl_git_pass(git_odb_read_prefix(&obj, _odb, &oid, strlen(hex)));
git_odb_object_free(obj);
}
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;
}
static int rebase_commit__create(
git_commit **out,
git_rebase *rebase,
git_index *index,
git_commit *parent_commit,
const git_signature *author,
const git_signature *committer,
const char *message_encoding,
const char *message)
{
git_rebase_operation *operation;
git_commit *current_commit = NULL, *commit = NULL;
git_tree *parent_tree = NULL, *tree = NULL;
git_oid tree_id, commit_id;
int error;
operation = git_array_get(rebase->operations, rebase->current);
if (git_index_has_conflicts(index)) {
giterr_set(GITERR_REBASE, "conflicts have not been resolved");
error = GIT_EUNMERGED;
goto done;
}
if ((error = git_commit_lookup(¤t_commit, rebase->repo, &operation->id)) < 0 ||
(error = git_commit_tree(&parent_tree, parent_commit)) < 0 ||
(error = git_index_write_tree_to(&tree_id, index, rebase->repo)) < 0 ||
(error = git_tree_lookup(&tree, rebase->repo, &tree_id)) < 0)
goto done;
if (git_oid_equal(&tree_id, git_tree_id(parent_tree))) {
giterr_set(GITERR_REBASE, "this patch has already been applied");
error = GIT_EAPPLIED;
goto done;
}
if (!author)
author = git_commit_author(current_commit);
if (!message) {
message_encoding = git_commit_message_encoding(current_commit);
message = git_commit_message(current_commit);
}
if ((error = git_commit_create(&commit_id, rebase->repo, NULL, author,
committer, message_encoding, message, tree, 1,
(const git_commit **)&parent_commit)) < 0 ||
(error = git_commit_lookup(&commit, rebase->repo, &commit_id)) < 0)
goto done;
*out = commit;
done:
if (error < 0)
git_commit_free(commit);
git_commit_free(current_commit);
git_tree_free(parent_tree);
git_tree_free(tree);
return error;
}
