From e068b57d01bff8a6fe8ab04d0a489407557d0a1c Mon Sep 17 00:00:00 2001 From: Song Gao Date: Fri, 26 Nov 2021 10:23:06 +0800 Subject: linux-user: Move target_signal.h generic definitions to generic/signal.h No code change Suggested-by: Richard Henderson Signed-off-by: Song Gao Reviewed-by: Laurent Vivier Reviewed-by: Richard Henderson Message-Id: <1637893388-10282-2-git-send-email-gaosong@loongson.cn> Signed-off-by: Laurent Vivier --- linux-user/generic/signal.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'linux-user/generic') diff --git a/linux-user/generic/signal.h b/linux-user/generic/signal.h index 943bc1a..ceaf8a8 100644 --- a/linux-user/generic/signal.h +++ b/linux-user/generic/signal.h @@ -55,6 +55,22 @@ #define TARGET_SIG_UNBLOCK 1 /* for unblocking signals */ #define TARGET_SIG_SETMASK 2 /* for setting the signal mask */ +/* this struct defines a stack used during syscall handling */ +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_int ss_flags; + abi_ulong ss_size; +} target_stack_t; + +/* + * sigaltstack controls + */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 2048 +#define TARGET_SIGSTKSZ 8192 + /* bit-flags */ #define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */ /* mask for all SS_xxx flags */ -- cgit v1.1