qemu/linux-user/safe-syscall.S
Richard Henderson 5da4063f64 linux-user: Create special-errno.h
Pull the two internal errno used by qemu internally into their own
header file.  This includes the one define required by safe-syscall.S.

Reviewed-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2021-12-19 20:47:33 -08:00

28 lines
940 B
ArmAsm

/*
* safe-syscall.S : include the host-specific assembly fragment
* to handle signals occurring at the same time as system calls.
*
* Written by Peter Maydell <peter.maydell@linaro.org>
*
* Copyright (C) 2016 Linaro Limited
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "special-errno.h"
/* We have the correct host directory on our include path
* so that this will pull in the right fragment for the architecture.
*/
#include "safe-syscall.inc.S"
/* We must specifically say that we're happy for the stack to not be
* executable, otherwise the toolchain will default to assuming our
* assembly needs an executable stack and the whole QEMU binary will
* needlessly end up with one. This should be the last thing in this file.
*/
#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack, "", %progbits
#endif