diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/features.h | 12 | ||||
| -rw-r--r-- | include/stdc-predef.h | 36 |
2 files changed, 40 insertions, 8 deletions
diff --git a/include/features.h b/include/features.h index 6038ecc78d..c347555ead 100644 --- a/include/features.h +++ b/include/features.h @@ -1,5 +1,4 @@ -/* Copyright (C) 1991-1993,1995-2007,2009,2010,2011 - Free Software Foundation, Inc. +/* Copyright (C) 1991-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -337,12 +336,9 @@ # define __USE_FORTIFY_LEVEL 0 #endif -/* We do support the IEC 559 math functionality, real and complex. */ -#define __STDC_IEC_559__ 1 -#define __STDC_IEC_559_COMPLEX__ 1 - -/* wchar_t uses ISO 10646-1 (2nd ed., published 2000-09-15) / Unicode 3.1. */ -#define __STDC_ISO_10646__ 200009L +/* Get definitions of __STDC_* predefined macros, if the compiler has + not preincluded this header automatically. */ +#include <stdc-predef.h> /* This macro indicates that the installed library is the GNU C Library. For historic reasons the value now is 6 and this will stay from now diff --git a/include/stdc-predef.h b/include/stdc-predef.h new file mode 100644 index 0000000000..ef10c1672e --- /dev/null +++ b/include/stdc-predef.h @@ -0,0 +1,36 @@ +/* Copyright (C) 1991-2012 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _STDC_PREDEF_H +#define _STDC_PREDEF_H 1 + +/* This header is separate from features.h so that the compiler can + include it implicitly at the start of every compilation. It must + not itself include <features.h> or any other header that includes + <features.h> because the implicit include comes before any feature + test macros that may be defined in a source file before it first + explicitly includes a system header. GCC knows the name of this + header in order to preinclude it. */ + +/* We do support the IEC 559 math functionality, real and complex. */ +#define __STDC_IEC_559__ 1 +#define __STDC_IEC_559_COMPLEX__ 1 + +/* wchar_t uses ISO 10646-1 (2nd ed., published 2000-09-15) / Unicode 3.1. */ +#define __STDC_ISO_10646__ 200009L + +#endif |