2 * Copyright (c) 2017 Stefan Sperling <stsp@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 #include "got_error.h"
26 #include "got_repository.h"
30 #define GOT_GIT_DIR ".git"
32 /* Mandatory files and directories inside the git directory. */
33 #define GOT_OBJECTS_DIR "objects"
34 #define GOT_REFS_DIR "refs"
35 #define GOT_HEAD_FILE "HEAD"
37 #define GOT_FETCH_HEAD_FILE "FETCH_HEAD"
38 #define GOT_ORIG_HEAD_FILE "ORIG_HEAD"
41 got_repo_get_path_git_dir(struct got_repository *repo)
45 if (asprintf(&path_git, "%s/%s", repo->path, GOT_GIT_DIR) == -1)
52 get_path_git_child(struct got_repository *repo, const char *basename)
56 if (asprintf(&path_child, "%s/%s/%s", repo->path, GOT_GIT_DIR,
64 got_repo_get_path_objects(struct got_repository *repo)
66 return get_path_git_child(repo, GOT_OBJECTS_DIR);
70 got_repo_get_path_refs(struct got_repository *repo)
72 return get_path_git_child(repo, GOT_REFS_DIR);
76 get_path_head(struct got_repository *repo)
78 return get_path_git_child(repo, GOT_HEAD_FILE);
82 is_git_repo(struct got_repository *repo)
84 char *path_git = got_repo_get_path_git_dir(repo);
85 char *path_objects = got_repo_get_path_objects(repo);
86 char *path_refs = got_repo_get_path_refs(repo);
87 char *path_head = get_path_head(repo);
90 ret = (path_git != NULL) && (path_objects != NULL) &&
91 (path_refs != NULL) && (path_head != NULL);
101 const struct got_error *
102 got_repo_open(struct got_repository **ret, const char *path)
104 struct got_repository *repo = NULL;
105 const struct got_error *err = NULL;
106 char *abspath = got_path_get_absolute(path);
109 return got_error(GOT_ERR_BAD_PATH);
111 repo = calloc(1, sizeof(*repo));
113 err = got_error(GOT_ERR_NO_MEM);
117 repo->path = got_path_normalize(abspath);
118 if (repo->path == NULL) {
119 err = got_error(GOT_ERR_BAD_PATH);
123 if (!is_git_repo(repo)) {
124 err = got_error(GOT_ERR_NOT_GIT_REPO);
137 got_repo_close(struct got_repository *repo)