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| author | Song Gao <gaosong@loongson.cn> | 2021-11-26 10:23:06 +0800 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2022-01-06 11:40:52 +0100 |
| commit | e068b57d01bff8a6fe8ab04d0a489407557d0a1c (patch) | |
| tree | 2a11e62135b340a2547b60e1d8dd19b5b58f9e68 /linux-user/generic/signal.h | |
| parent | f93d0af88d8e4b4771144c14195dd97a5b55e149 (diff) | |
| download | focaccia-qemu-e068b57d01bff8a6fe8ab04d0a489407557d0a1c.tar.gz focaccia-qemu-e068b57d01bff8a6fe8ab04d0a489407557d0a1c.zip | |
linux-user: Move target_signal.h generic definitions to generic/signal.h
No code change Suggested-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Laurent Vivier <laurent@vivier.eu> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <1637893388-10282-2-git-send-email-gaosong@loongson.cn> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user/generic/signal.h')
| -rw-r--r-- | linux-user/generic/signal.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/linux-user/generic/signal.h b/linux-user/generic/signal.h index 943bc1a1e2..ceaf8a876c 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 */ |