method
new
ruby latest stable - Class:
Dir
new(p1, p2 = {})public
Returns a new directory object for the named directory.
The optional encoding keyword argument specifies the encoding of the directory. If not specified, the filesystem encoding is used.
static VALUE
dir_initialize(int argc, VALUE *argv, VALUE dir)
{
struct dir_data *dp;
rb_encoding *fsenc;
VALUE dirname, opt, orig;
static ID keyword_ids[1];
const char *path;
if (!keyword_ids[0]) {
keyword_ids[0] = rb_id_encoding();
}
fsenc = rb_filesystem_encoding();
rb_scan_args(argc, argv, "1:", &dirname, &opt);
if (!NIL_P(opt)) {
VALUE enc;
rb_get_kwargs(opt, keyword_ids, 0, 1, &enc);
if (enc != Qundef && !NIL_P(enc)) {
fsenc = rb_to_encoding(enc);
}
}
FilePathValue(dirname);
orig = rb_str_dup_frozen(dirname);
dirname = rb_str_encode_ospath(dirname);
dirname = rb_str_dup_frozen(dirname);
TypedData_Get_Struct(dir, struct dir_data, &dir_data_type, dp);
if (dp->dir) closedir(dp->dir);
dp->dir = NULL;
RB_OBJ_WRITE(dir, &dp->path, Qnil);
dp->enc = fsenc;
path = RSTRING_PTR(dirname);
dp->dir = opendir_without_gvl(path);
if (dp->dir == NULL) {
int e = errno;
if (rb_gc_for_fd(e)) {
dp->dir = opendir_without_gvl(path);
}
#ifdef HAVE_GETATTRLIST
else if (e == EIO) {
u_int32_t attrbuf[1];
struct attrlist al = {ATTR_BIT_MAP_COUNT, 0};
if (getattrlist(path, &al, attrbuf, sizeof(attrbuf), FSOPT_NOFOLLOW) == 0) {
dp->dir = opendir_without_gvl(path);
}
}
#endif
if (dp->dir == NULL) {
RB_GC_GUARD(dirname);
rb_syserr_fail_path(e, orig);
}
}
RB_OBJ_WRITE(dir, &dp->path, orig);
return dir;
}