From 26afdb8e8dab800437c906fe117f8a952afccf6d Mon Sep 17 00:00:00 2001 From: Richard Stallman Date: Thu, 20 May 1993 21:10:36 +0000 Subject: [PATCH] [_ANSI_H_]: Handle __need_size_t and __need_wchar-t. From-SVN: r4520 --- gcc/ginclude/stddef.h | 21 +++++++++++++-------- 1 file changed, 13 insertions(+), 8 deletions(-) diff --git a/gcc/ginclude/stddef.h b/gcc/ginclude/stddef.h index d17f1721d2b..72276db528c 100644 --- a/gcc/ginclude/stddef.h +++ b/gcc/ginclude/stddef.h @@ -35,9 +35,14 @@ #ifndef _WCHAR_T_ #define _WCHAR_T #endif +/* Undef _FOO_T_ if we are supposed to define foo_t. */ +#if ! defined (__need_wchar_t) && ! defined (__need_size_t) #undef _PTRDIFF_T_ -#ifndef __need_ptrdiff_t +#endif +#if ! defined (__need_wchar_t) && ! defined (__need_ptrdiff_t) #undef _SIZE_T_ +#endif +#if ! defined (__need_size_t) && ! defined (__need_ptrdiff_t) #undef _WCHAR_T_ #endif #endif /* _ANSI_H_ */ @@ -174,18 +179,18 @@ typedef __WCHAR_TYPE__ wchar_t; #endif /* _STDDEF_H or __need_wchar_t. */ /* In 4.3bsd-net2, leave these undefined to indicate that size_t, etc. - are already defined. We need not worry about the case of wanting just - one of these types, not on 4.3bsd-net2, because only the GNU libc - header files do that. */ + are already defined. */ #ifdef _ANSI_H_ +#ifdef _GCC_PTRDIFF_T_ #undef _PTRDIFF_T_ -#ifdef _STDDEF_H /* This is a kludge. - _STDDEF_H is defined when we are using the whole file, - undefined when obstack.h wants just ptrdiff_t. */ +#endif +#ifdef _GCC_SIZE_T_ #undef _SIZE_T_ -#undef _WCHAR_T_ #endif +#ifdef _GCC_WCHAR_T_ +#undef _WCHAR_T_ #endif +#endif /* _ANSI_H_ */ #endif /* __sys_stdtypes_h */ -- 2.30.2