diff options
Diffstat (limited to 'ext/pathname/pathname.c')
-rw-r--r-- | ext/pathname/pathname.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/ext/pathname/pathname.c b/ext/pathname/pathname.c index 36ad9c8708..b91cd470ad 100644 --- a/ext/pathname/pathname.c +++ b/ext/pathname/pathname.c @@ -1,9 +1,46 @@ #include "ruby.h" static VALUE rb_cPathname; +static ID id_at_path, id_to_path; + +static VALUE +get_strpath(VALUE obj) +{ + return rb_ivar_get(obj, id_at_path); +} + +static void +set_strpath(VALUE obj, VALUE val) +{ + rb_ivar_set(obj, id_at_path, val); +} + +/* + * Create a Pathname object from the given String (or String-like object). + * If +path+ contains a NUL character (<tt>\0</tt>), an ArgumentError is raised. + */ +static VALUE +path_initialize(VALUE self, VALUE arg) +{ + VALUE str; + str = rb_check_funcall(arg, id_to_path, 0, NULL); + if (str == Qundef) + str = arg; + StringValue(str); + if (memchr(RSTRING_PTR(str), '\0', RSTRING_LEN(str))) + rb_raise(rb_eArgError, "pathname contains null byte"); + str = rb_obj_dup(str); + + set_strpath(self, str); + OBJ_INFECT(self, str); +} void Init_pathname() { + id_at_path = rb_intern("@path"); + id_to_path = rb_intern("to_path"); + rb_cPathname = rb_define_class("Pathname", rb_cObject); + rb_define_method(rb_cPathname, "initialize", path_initialize, 1); } |