// DiscoverRepositoryPath looks for a git repository and returns the path, or
// an error if it cannot find the repository.
//
// For more details, check the documentation of the git_repository_discover
// function in libgit2.
func DiscoverRepositoryPath(path string) (string, error) {
cpath := (*C.char)(C.malloc(C.size_t(128 * unsafe.Sizeof('a'))))
defer C.free(unsafe.Pointer(cpath))
cstartpath := C.CString(path)
defer C.free(unsafe.Pointer(cstartpath))
ceiling := C.CString("/")
defer C.free(unsafe.Pointer(ceiling))
if C.git_repository_discover(cpath, 128, cstartpath, 0, ceiling) != C.GIT_OK {
return "", lastErr()
}
return C.GoString(cpath), nil
}
func Discover(start string, across_fs bool, ceiling_dirs []string) (string, error) {
ceildirs := C.CString(strings.Join(ceiling_dirs, string(C.GIT_PATH_LIST_SEPARATOR)))
defer C.free(unsafe.Pointer(ceildirs))
cstart := C.CString(start)
defer C.free(unsafe.Pointer(cstart))
retpath := (*C.char)(C.malloc(C.GIT_PATH_MAX))
defer C.free(unsafe.Pointer(retpath))
r := C.git_repository_discover(retpath, C.GIT_PATH_MAX, cstart, cbool(across_fs), ceildirs)
if r == 0 {
return C.GoString(retpath), nil
}
return "", LastError()
}
func Discover(start string, across_fs bool, ceiling_dirs []string) (string, error) {
ceildirs := C.CString(strings.Join(ceiling_dirs, string(C.GIT_PATH_LIST_SEPARATOR)))
defer C.free(unsafe.Pointer(ceildirs))
cstart := C.CString(start)
defer C.free(unsafe.Pointer(cstart))
var buf C.git_buf
defer C.git_buf_free(&buf)
runtime.LockOSThread()
defer runtime.UnlockOSThread()
ret := C.git_repository_discover(&buf, cstart, cbool(across_fs), ceildirs)
if ret < 0 {
return "", MakeGitError(ret)
}
return C.GoString(buf.ptr), nil
}
func Discover(start string, across_fs bool, ceilings []string) (string, error) {
cstart := C.CString(start)
defer C.free(unsafe.Pointer(cstart))
var path [git_PATH_MAX]int8
cpath := (*C.char)(&path[0])
cacross_fs := C.int(c_FALSE)
if across_fs {
cacross_fs = C.int(c_TRUE)
}
ceiling_dirs := strings.Join(ceilings, git_PATH_LIST_SEPARATOR)
cceiling_dirs := C.CString(ceiling_dirs)
defer C.free(unsafe.Pointer(cceiling_dirs))
ecode := C.git_repository_discover(cpath, git_PATH_MAX, cstart, cacross_fs, nil)
if ecode != git_SUCCESS {
return "", gitError()
}
return C.GoString(cpath), nil
}