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- /* This is file generic.h */
- /* This file may have been modified by DJ Delorie (Jan 1991). If so,
- ** these modifications are Coyright (C) 1991 DJ Delorie, 24 Kirsten Ave,
- ** Rochester NH, 03867-2954, USA.
- */
-
- // This may look like C code, but it is really -*- C++ -*-
- /*
- Copyright (C) 1988 Free Software Foundation
- written by Doug Lea (dl@rocky.oswego.edu)
-
- This file is part of GNU CC.
-
- GNU CC is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY. No author or distributor
- accepts responsibility to anyone for the consequences of using it
- or for whether it serves any particular purpose or works at all,
- unless he says so in writing. Refer to the GNU CC General Public
- License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- GNU CC, but only under the conditions described in the
- GNU CC General Public License. A copy of this license is
- supposed to have been given to you along with GNU CC so you
- can know your rights and responsibilities. It should be in a
- file named COPYING. Among other things, the copyright notice
- and this notice must be preserved on all copies.
- */
-
- #ifndef generic_h
- #pragma once
- #define generic_h 1
-
- /*
- * See the CPP manual, argument prescan section for explanation
- */
-
- #define name2(a,b) gEnErIc2(a,b)
- #define gEnErIc2(a,b) a ## b
-
- #define name3(a,b,c) gEnErIc3(a,b,c)
- #define gEnErIc3(a,b,c) a ## b ## c
-
- #define name4(a,b,c,d) gEnErIc4(a,b,c,d)
- #define gEnErIc4(a,b,c,d) a ## b ## c ## d
-
- #define GENERIC_STRING(a) gEnErIcStRiNg(a)
- #define gEnErIcStRiNg(a) #a
-
- #define declare(clas,t) name2(clas,declare)(t)
- #define declare2(clas,t1,t2) name2(clas,declare2)(t1,t2)
-
- #define implement(clas,t) name2(clas,implement)(t)
- #define implement2(clas,t1,t2) name2(clas,implement2)(t1,t2)
-
- extern genericerror(int,char*);
- typedef int (*GPT)(int,char*);
-
- #define set_handler(gen,type,x) name4(set_,type,gen,_handler)(x)
-
- #define errorhandler(gen,type) name3(type,gen,handler)
-
- #define callerror(gen,type,a,b) (*errorhandler(gen,type))(a,b)
-
-
- #endif generic_h
-