| 1 | /* Copyright (C) 1992-2016 Free Software Foundation, Inc. |
|---|---|
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _ALLOCA_H |
| 19 | #define _ALLOCA_H 1 |
| 20 | |
| 21 | #include <features.h> |
| 22 | |
| 23 | #define __need_size_t |
| 24 | #include <stddef.h> |
| 25 | |
| 26 | __BEGIN_DECLS |
| 27 | |
| 28 | /* Remove any previous definitions. */ |
| 29 | #undef alloca |
| 30 | |
| 31 | /* Allocate a block that will be freed when the calling function exits. */ |
| 32 | extern void *alloca (size_t __size) __THROW; |
| 33 | |
| 34 | #ifdef __GNUC__ |
| 35 | # define alloca(size) __builtin_alloca (size) |
| 36 | #endif /* GCC. */ |
| 37 | |
| 38 | __END_DECLS |
| 39 | |
| 40 | #endif /* alloca.h */ |
| 41 |