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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/include/alloca.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/include/alloca.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/alloca.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/alloca.h b/qemu/roms/ipxe/src/include/alloca.h new file mode 100644 index 000000000..08398fb3b --- /dev/null +++ b/qemu/roms/ipxe/src/include/alloca.h @@ -0,0 +1,25 @@ +#ifndef _ALLOCA_H +#define _ALLOCA_H + +/** + * @file + * + * Temporary memory allocation + * + */ + +#include <stdint.h> + +/** + * Allocate temporary memory from the stack + * + * @v size Size to allocate + * @ret ptr Allocated memory + * + * This memory will be freed automatically when the containing + * function returns. There are several caveats regarding use of + * alloca(); use it only if you already know what they are. + */ +#define alloca(size) __builtin_alloca ( size ) + +#endif /* _ALLOCA_H */ |