1 #ifndef X86_64_TARGET_SIGNAL_H 2 #define X86_64_TARGET_SIGNAL_H 3 4 /* this struct defines a stack used during syscall handling */ 5 6 typedef struct target_sigaltstack { 7 abi_ulong ss_sp; 8 abi_int ss_flags; 9 abi_ulong ss_size; 10 } target_stack_t; 11 12 13 /* 14 * sigaltstack controls 15 */ 16 #define TARGET_SS_ONSTACK 1 17 #define TARGET_SS_DISABLE 2 18 19 #define TARGET_MINSIGSTKSZ 2048 20 #define TARGET_SIGSTKSZ 8192 21 22 #include "../generic/signal.h" 23 24 /* For x86_64, use of SA_RESTORER is mandatory. */ 25 #define TARGET_ARCH_HAS_SIGTRAMP_PAGE 0 26 27 #endif /* X86_64_TARGET_SIGNAL_H */ 28