X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=src%2Frb_evas_main.h;h=a492e128833c1286d34c41c0f7228fc8fd4bf89c;hb=58d15635efc9bc61bd79faf7b821a0b51ac6223e;hp=214a7a45a2fb1fdac0a9b803c2119b8b67f84a6f;hpb=2118372cfbb06b10e6254539b30887e0342650fd;p=ruby-evas.git

diff --git a/src/rb_evas_main.h b/src/rb_evas_main.h
index 214a7a4..a492e12 100644
--- a/src/rb_evas_main.h
+++ b/src/rb_evas_main.h
@@ -1,6 +1,4 @@
 /*
- * $Id: rb_evas_main.h 20 2004-06-22 20:46:56Z tilman $
- *
  * Copyright (C) 2004 Tilman Sauerbeck (tilman at code-monkey de)
  *
  * This library is free software; you can redistribute it and/or
@@ -21,6 +19,39 @@
 #ifndef __RB_EVAS_MAIN_H
 #define __RB_EVAS_MAIN_H
 
+#define GET_OBJ(obj, type, o) \
+	type *(o) = NULL; \
+\
+	Data_Get_Struct ((obj), type, (o));
+
+#define CHECK_BOOL(val) \
+	if (TYPE ((val)) != T_TRUE && TYPE ((val)) != T_FALSE) { \
+		rb_raise (rb_eTypeError, \
+		          "wrong argument type %s (expected true or false)", \
+		          rb_obj_classname ((val))); \
+		return Qnil; \
+	}
+
+#define CHECK_CLASS(val, klass) \
+	if (!rb_obj_is_kind_of ((val), (klass))) { \
+		rb_raise (rb_eTypeError, \
+		          "wrong argument type %s (expected %s)", \
+		          rb_obj_classname ((val)), \
+		          rb_class2name ((klass))); \
+		return Qnil; \
+	}
+
+#define INSPECT(obj, type) \
+	char buf[128]; \
+\
+	GET_OBJ (obj, type, o); \
+\
+	snprintf (buf, sizeof (buf), \
+	          "#<%s:%p ptr=%p>", rb_obj_classname ((obj)), \
+	          (void *) obj, o->real); \
+\
+	return rb_str_new2 (buf);
+
 VALUE mEvas;
 
 #endif