diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/repository.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/repository.c b/src/repository.c index 59d1b80c6..e6e9c0958 100644 --- a/src/repository.c +++ b/src/repository.c @@ -38,6 +38,9 @@ #define GIT_OBJECTS_INFO_DIR GIT_OBJECTS_DIR "info/" #define GIT_OBJECTS_PACK_DIR GIT_OBJECTS_DIR "pack/" +#define GIT_FILE_CONTENT_PREFIX "gitdir: " +#define GIT_FILE_CONTENT_PREFIX_LENGTH 8 + #define GIT_BRANCH_MASTER "master" typedef struct { @@ -374,6 +377,42 @@ static int retrieve_ceiling_directories_offset(const char *path, const char *cei return max_len <= min_len ? min_len : max_len; } +static int read_gitfile(char *path_out, size_t size, const char *file_path, const char *base_path) +{ + gitfo_buf file; + int error, end_offset; + char *data; + + assert(file_path && path_out && size > 0); + + error = gitfo_read_file(&file, file_path); + + if (error < GIT_SUCCESS) + return error; + + data = (char*)(file.data); + + if (git__prefixcmp(data, GIT_FILE_CONTENT_PREFIX)) { + gitfo_free_buf(&file); + return git__throw(GIT_ENOTFOUND, "Invalid gitfile format `%s`", file_path); + } + + end_offset = strlen(data) - 1; + + for (;data[end_offset] != '\r' && data[end_offset] != '\n'; --end_offset); + data[end_offset] = '\0'; + + if (GIT_FILE_CONTENT_PREFIX_LENGTH == end_offset) { + gitfo_free_buf(&file); + return git__throw(GIT_ENOTFOUND, "No path in git file `%s`", file_path); + } + + error = gitfo_prettify_dir_path(path_out, size, data + GIT_FILE_CONTENT_PREFIX_LENGTH, base_path); + gitfo_free_buf(&file); + + return error; +} + void git_repository_free(git_repository *repo) { if (repo == NULL) |