|  | /* Details about the machine's stack: wrapper header. | 
|  | Copyright (C) 2014-2016 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 _INCLUDE_STACKINFO_H | 
|  | #define _INCLUDE_STACKINFO_H	1 | 
|  |  | 
|  | /* A sysdeps/.../stackinfo.h file defines details for the CPU. | 
|  | It is obliged to define either _STACK_GROWS_DOWN or _STACK_GROWS_UP.  */ | 
|  | #include_next <stackinfo.h> | 
|  |  | 
|  | #if defined _STACK_GROWS_DOWN && _STACK_GROWS_DOWN | 
|  | # ifdef _STACK_GROWS_UP | 
|  | #  error "stackinfo.h should not define both!" | 
|  | # else | 
|  | #  define _STACK_GROWS_UP	0 | 
|  | # endif | 
|  | #elif defined _STACK_GROWS_UP && _STACK_GROWS_UP | 
|  | # ifdef _STACK_GROWS_DOWN | 
|  | #  error "stackinfo.h should not define both!" | 
|  | # else | 
|  | #  define _STACK_GROWS_DOWN	0 | 
|  | # endif | 
|  | #else | 
|  | # error "stackinfo.h must define _STACK_GROWS_UP or _STACK_GROWS_DOWN!" | 
|  | #endif | 
|  |  | 
|  | #endif  /* include/stackinfo.h */ |