diff options
Diffstat (limited to 'gcc/testsuite/objc-obj-c++-shared/next-mapping.h')
| -rw-r--r-- | gcc/testsuite/objc-obj-c++-shared/next-mapping.h | 196 |
1 files changed, 74 insertions, 122 deletions
diff --git a/gcc/testsuite/objc-obj-c++-shared/next-mapping.h b/gcc/testsuite/objc-obj-c++-shared/next-mapping.h index 3b141c6..d2ae8e9 100644 --- a/gcc/testsuite/objc-obj-c++-shared/next-mapping.h +++ b/gcc/testsuite/objc-obj-c++-shared/next-mapping.h @@ -1,42 +1,79 @@ +/* Compatibility header between runtimes and APIs. + Copyright (C) 2010, 2011 Free Software Foundation, Inc. + + Original Authors: Ziemowit Laski <zlaski@apple.com> + David Ayers <d.ayers@inode.at> + + re-work for ObjC2 by Iain Sandoe <iains@gcc.gnu.org> + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3, or (at your option) +any later version. + +GCC is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GCC; see the file COPYING3. If not see +<http://www.gnu.org/licenses/>. */ + #ifndef _OBJC_NEXT_MAPPING_H_ #define _OBJC_NEXT_MAPPING_H_ -/* This file "renames" various ObjC GNU runtime entry points - (and fakes the existence of several others) - if the NeXT runtime is being used. */ -/* Authors: Ziemowit Laski <zlaski@apple.com> */ -/* David Ayers <d.ayers@inode.at> */ -/* Darwin 64bit/OBJC2 modifications Iain Sandoe */ +/* This file provides a two-way mapping of API names for the original + GNU & NeXT APIs. + + It is being expanded to provide mapping (where possible) between between the + older API and API-2. +*/ + +#include "objc-test-suite-types.h" #ifndef __NEXT_RUNTIME__ -#define CLASSPTRFIELD(x) (x)->class_pointer - -#else -/* Includes next-abi.h to set NEXT_OBJC_USE_NEW_INTERFACE etc.*/ -#ifndef _OBJC_OBJECT1_H_ -#include "Object1.h" -#endif -#include <objc/objc-class.h> -#include <ctype.h> -#include <stdlib.h> -#include <string.h> - -/* Force a definition of nil that is compatible with GNU runtime. */ -#undef nil -#define nil ((id)0) - -#define objc_get_class(C) objc_getClass(C) -#define objc_get_meta_class(C) objc_getMetaClass(C) -#define class_get_class_method(C, S) class_getClassMethod(C, S) -#define class_get_instance_method(C, S) class_getInstanceMethod(C, S) -#define sel_get_name(S) sel_getName(S) -#define class_create_instance(C) class_createInstance(C, 0) -#define class_get_class_name(C) object_getClassName(C) - -#define CLASSPTRFIELD(x) (x)->isa - -#ifdef NEXT_OBJC_USE_NEW_INTERFACE +# define CLASSFIELD class_pointer +# define CLASSPTRFIELD(x) (x)->class_pointer +# define SUPERCLASS superClass +# define OBJC_GETCLASS objc_get_class + +# ifdef __objc_api_INCLUDE_GNU +# define class_createInstance(C, S) class_create_instance(C) +# endif +# define method_get_types(M) (M)->method_types + +#else /* NeXT */ + +/* Include next-abi.h to set NEXT_OBJC_USE_NEW_INTERFACE etc.*/ +# include "next-abi.h" + +# ifdef NEXT_OBJC_USE_NEW_INTERFACE + /* API=2. */ +# include <objc/runtime.h> +# else + /* API=0. */ +# include <objc/objc-class.h> +# endif + +# define CLASSPTRFIELD(x) (x)->isa +# define SUPERCLASS superclass +# define OBJC_GETCLASS objc_getClass + +# define objc_get_class(C) objc_getClass(C) +# define objc_get_meta_class(C) objc_getMetaClass(C) +# define class_get_class_method(C, S) class_getClassMethod(C, S) +# define class_get_instance_method(C, S) class_getInstanceMethod(C, S) +# define sel_get_name(S) sel_getName(S) +# define class_create_instance(C) class_createInstance(C, 0) +# define class_get_class_name(C) object_getClassName(C) +# define objc_lookup_class(N) objc_lookUpClass(N) + +# ifdef NEXT_OBJC_USE_NEW_INTERFACE + # define object_class_name(O) (object_getClassName(O)) # define object_get_class(O) (object_getClass((id)O)) # define object_get_super_class(O) class_get_super_class(object_get_class(O)) @@ -51,7 +88,8 @@ # define class_is_meta_class(C) (class_isMetaClass((Class)C) ? YES: NO) # define class_is_class(C) (class_is_meta_class(C) == NO) -#else +# else /* OLD API */ + # define object_class_name(O) (O->name) # define object_get_super_class(O) class_get_super_class(*(struct objc_class **)O) # define object_get_class(O) (*(struct objc_class **)O) @@ -64,94 +102,8 @@ # define class_get_super_class(C) (((struct objc_class *)C)->super_class) # define class_is_meta_class(C) (CLS_GETINFO((struct objc_class *)C, CLS_META)? YES: NO) # define class_is_class(C) (CLS_GETINFO((struct objc_class *)C, CLS_CLASS)? YES: NO) -#endif - -#define objc_lookup_class(N) objc_lookUpClass(N) - -/* You need either an empty +initialize method or an empty -forward:: method. - The NeXT runtime unconditionally sends +initialize to classes when they are - first used, and unconditionally tries to forward methods that the class - doesn't understand (including +initialize). If you have neither +initialize - nor -forward::, the runtime complains. - - The simplest workaround is to add - - + initialize { return self; } - to every root class @implementation. */ +# endif /* NEXT_OBJC_USE_NEW_INTERFACE */ -#ifndef NULL -#define NULL 0 -#endif - - -/* A small, portable NSConstantString implementation for use with the NeXT - runtime. - - On full-fledged Mac OS X systems, NSConstantString is provided - as part of the Foundation framework. However, on bare Darwin systems, - Foundation is not included, and hence there is no NSConstantString - implementation to link against. - - This code is derived from the GNU runtime's NXConstantString implementation. -*/ - -/* This definition cut out of <objc/Object.h> with the OBJC2 deprecation - messages removed. -*/ -#ifdef NEXT_OBJC_USE_NEW_INTERFACE -struct fudge_objc_class { - Class isa; -#if NEXT_OBJC_ABI_VERSION < 2 - Class super_class ; - const char *name ; - long version ; - long info ; - long instance_size ; - struct anon *ivars ; /* objc_ivar_list */ - struct anon1 **methodLists ; /* objc_method_list */ - struct objc_cache *cache ; - struct objc_protocol_list *protocols ; -#endif -} _NSConstantStringClassReference ; -#else -struct objc_class _NSConstantStringClassReference ; -#endif - -@interface NSConstantString : Object -{ - char *c_string; - unsigned int len; -} - --(const char *) cString; --(unsigned int) length; - -@end - -@implementation NSConstantString - --(const char *) cString -{ - return (c_string); -} - --(unsigned int) length -{ - return (len); -} - -@end - -/* The NSConstantString metaclass will need to be initialized before we can - send messages to strings. */ - -void objc_constant_string_init (void) __attribute__((constructor)); -void objc_constant_string_init (void) { - memcpy (&_NSConstantStringClassReference, - objc_getClass ("NSConstantString"), - sizeof (_NSConstantStringClassReference)); -} - -#endif /*__NEXT_RUNTIME__ */ +# endif /*__NEXT_RUNTIME__ */ #endif /* _OBJC_NEXT_MAPPING_H_ */
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