/* Test that reading and writing a tree is a no-op */
void test_index_read_tree__read_write_involution(void)
{
git_repository *repo;
git_index *index;
git_oid tree_oid;
git_tree *tree;
git_oid expected;
p_mkdir("read_tree", 0700);
cl_git_pass(git_repository_init(&repo, "./read_tree", 0));
cl_git_pass(git_repository_index(&index, repo));
cl_assert(git_index_entrycount(index) == 0);
p_mkdir("./read_tree/abc", 0700);
/* Sort order: '-' < '/' < '_' */
cl_git_mkfile("./read_tree/abc-d", NULL);
cl_git_mkfile("./read_tree/abc/d", NULL);
cl_git_mkfile("./read_tree/abc_d", NULL);
cl_git_pass(git_index_add(index, "abc-d", 0));
cl_git_pass(git_index_add(index, "abc_d", 0));
cl_git_pass(git_index_add(index, "abc/d", 0));
/* write-tree */
cl_git_pass(git_tree_create_fromindex(&expected, index));
/* read-tree */
git_tree_lookup(&tree, repo, &expected);
cl_git_pass(git_index_read_tree(index, tree, NULL));
git_tree_free(tree);
cl_git_pass(git_tree_create_fromindex(&tree_oid, index));
cl_assert(git_oid_cmp(&expected, &tree_oid) == 0);
git_index_free(index);
git_repository_free(repo);
cl_fixture_cleanup("read_tree");
}
PyObject *
Index_write_tree(Index *self)
{
git_oid oid;
int err;
err = git_tree_create_fromindex(&oid, self->index);
if (err < 0)
return Error_set(err);
return git_oid_to_python(oid.id);
}
int cmd_write_tree(int argc, const char **argv)
{
please_git_do_it_for_me();
int verify_index = 1;
if (argc == 1)
verify_index = 1;
else if (argc == 2 && strcmp(argv[1], "--missing-ok") == 0 )
verify_index = 0;
else
please_git_do_it_for_me();
char sha1buf[GIT_OID_HEXSZ + 1];
git_repository *repo = get_git_repository();
git_index *index_cur;
int e = git_repository_index(&index_cur, repo);
if(e != GIT_OK)
libgit_error();
/* check the index */
if (verify_index) {
git_odb * odb;
git_repository_odb(&odb, repo);
for (unsigned i = 0; i < git_index_entrycount(index_cur); i++) {
git_index_entry *gie = git_index_get(index_cur, i);
if (git_odb_exists(odb, &gie->oid) != 1) {
printf("error: invalid object %06o %s for '%s'\n", gie->mode, git_oid_tostr(sha1buf, GIT_OID_HEXSZ+1, &gie->oid), gie->path);
printf("fatal: git-write-tree: error building trees\n");
return EXIT_FAILURE;
}
}
}
/* create the tree */
git_oid oid;
e = git_tree_create_fromindex(&oid, index_cur);
if(e != GIT_OK)
libgit_error();
printf("%s\n", git_oid_tostr(sha1buf, GIT_OID_HEXSZ+1, &oid));
return EXIT_SUCCESS;
}
int main(int argc, char **argv)
{
git_repository *repo;
git_odb *odb;
git_oid oid, tree_id, commit;
git_index *index;
char hash[41];
int error;
char *folder;
int folder_size;
git_signature *author, *committer;
git_tree *tree;
git_reference *master;
hash[40] = '\0';
if(argc != 2) {
printf("usage: migit <path-to-git-repo>\n");
return 1;
}
folder_size = strlen(argv[1]) + 6;
folder = malloc(folder_size);
sprintf(folder, "%s/.git", argv[1]);
folder[folder_size - 1] = '\0';
create_sample_file(argv[1]);
error = git_repository_open(&repo, folder);
if(error) {
die("could not open repository", error);
}
odb = git_repository_database(repo);
git_odb_write(&oid, odb, content, strlen(content) * sizeof(char),
GIT_OBJ_BLOB);
error = git_repository_index(&index, repo);
if(error) {
die("could not open index", error);
}
error = git_index_add(index, fname, 0);
if(error) {
die("could not add file to index", error);
}
assert(git_index_entrycount(index) == 1);
error = git_tree_create_fromindex(&tree_id, index);
if(error) {
die("could not create tree from index", error);
}
error = git_tree_lookup(&tree, repo, &tree_id);
if(error) {
die("could not create tree from id", error);
}
error = git_signature_new(&author, "helino", "*****@*****.**", 12345, 0);
if(error) {
die("could not create signature for author", error);
}
error = git_signature_new(&committer, "irock", "*****@*****.**", 12345, 0);
if(error) {
die("could not create signature for committer", error);
}
error = git_commit_create(&commit, repo, NULL, author, committer,
NULL, "hello git", tree, 0, NULL);
if(error) {
die("could not commit", error);
}
git_oid_fmt(hash, &commit);
printf("commit: %s\n", hash);
error = git_reference_create_oid(&master, repo, "refs/heads/master", &commit, 1);
if(error) {
die("could not create master reference", error);
}
git_repository_free(repo);
free(folder);
return 0;
}
/* Close an open tree */
//## @Native void GitTree.close();
KMETHOD GitTree_close(CTX ctx, ksfp_t *sfp _RIX)
{
kGitTree_free(ctx, sfp[0].p);
RETURNvoid_();
}
/* Write a tree to the ODB from the index file */
//## @Native @Static GitOid GitTree.createFromIndex(GitIndex index);
KMETHOD GitTree_createFromIndex(CTX ctx, ksfp_t *sfp _RIX)
{
git_oid *oid = (git_oid *)KNH_MALLOC(ctx, sizeof(git_oid));
git_index *index = RawPtr_to(git_index *, sfp[1]);
int error = git_tree_create_fromindex(oid, index);
if (error < GIT_SUCCESS) {
TRACE_ERROR(ctx, "git_tree_create_fromindex", error);
KNH_FREE(ctx, oid, sizeof(git_oid));
RETURN_(KNH_NULL);
}
RETURN_(new_ReturnRawPtr(ctx, sfp, oid));
}
/* Get the UNIX file attributes of a tree entry */
//## @Native int GitTreeEntry.attributes();
KMETHOD GitTreeEntry_attributes(CTX ctx, ksfp_t *sfp _RIX)
{
const git_tree_entry *entry = RawPtr_to(const git_tree_entry *, sfp[0]);
unsigned int i = git_tree_entry_attributes(entry);
RETURNi_(i);
git_object_close(obj); git_tree_close(tree); git_repository_free(repo); END_TEST #if 0 BEGIN_TEST(write0, "write a tree from an index") git_repository *repo; git_index *index; git_oid tree_oid; must_pass(git_repository_open(&repo, "/tmp/redtmp/.git")); must_pass(git_repository_index(&index, repo)); must_pass(git_tree_create_fromindex(&tree_oid, index)); must_pass(print_tree(repo, &tree_oid, 0)); git_repository_free(repo); END_TEST #endif BEGIN_TEST(write2, "write a tree from a memory") git_repository *repo; git_treebuilder *builder; git_tree *tree; git_oid id, bid, rid, id2; must_pass(open_temp_repo(&repo, REPOSITORY_FOLDER)); git_oid_mkstr(&id, first_tree); git_oid_mkstr(&id2, second_tree);
