| #ifndef _M68K_SIGNAL_H |
| #define _M68K_SIGNAL_H |
| |
| #include <uapi/asm/signal.h> |
| |
| /* Most things should be clean enough to redefine this at will, if care |
| is taken to make libc match. */ |
| |
| #define _NSIG 64 |
| #define _NSIG_BPW 32 |
| #define _NSIG_WORDS (_NSIG / _NSIG_BPW) |
| |
| typedef unsigned long old_sigset_t; /* at least 32 bits */ |
| |
| typedef struct { |
| unsigned long sig[_NSIG_WORDS]; |
| } sigset_t; |
| |
| struct old_sigaction { |
| __sighandler_t sa_handler; |
| old_sigset_t sa_mask; |
| unsigned long sa_flags; |
| __sigrestore_t sa_restorer; |
| }; |
| |
| struct sigaction { |
| __sighandler_t sa_handler; |
| unsigned long sa_flags; |
| __sigrestore_t sa_restorer; |
| sigset_t sa_mask; /* mask last for extensibility */ |
| }; |
| |
| struct k_sigaction { |
| struct sigaction sa; |
| }; |
| #include <asm/sigcontext.h> |
| |
| #ifndef CONFIG_CPU_HAS_NO_BITFIELDS |
| #define __HAVE_ARCH_SIG_BITOPS |
| |
| static inline void sigaddset(sigset_t *set, int _sig) |
| { |
| asm ("bfset %0{%1,#1}" |
| : "+o" (*set) |
| : "id" ((_sig - 1) ^ 31) |
| : "cc"); |
| } |
| |
| static inline void sigdelset(sigset_t *set, int _sig) |
| { |
| asm ("bfclr %0{%1,#1}" |
| : "+o" (*set) |
| : "id" ((_sig - 1) ^ 31) |
| : "cc"); |
| } |
| |
| static inline int __const_sigismember(sigset_t *set, int _sig) |
| { |
| unsigned long sig = _sig - 1; |
| return 1 & (set->sig[sig / _NSIG_BPW] >> (sig % _NSIG_BPW)); |
| } |
| |
| static inline int __gen_sigismember(sigset_t *set, int _sig) |
| { |
| int ret; |
| asm ("bfextu %1{%2,#1},%0" |
| : "=d" (ret) |
| : "o" (*set), "id" ((_sig-1) ^ 31) |
| : "cc"); |
| return ret; |
| } |
| |
| #define sigismember(set,sig) \ |
| (__builtin_constant_p(sig) ? \ |
| __const_sigismember(set,sig) : \ |
| __gen_sigismember(set,sig)) |
| |
| static inline int sigfindinword(unsigned long word) |
| { |
| asm ("bfffo %1{#0,#0},%0" |
| : "=d" (word) |
| : "d" (word & -word) |
| : "cc"); |
| return word ^ 31; |
| } |
| |
| #endif /* !CONFIG_CPU_HAS_NO_BITFIELDS */ |
| |
| #ifdef __uClinux__ |
| #define ptrace_signal_deliver(regs, cookie) do { } while (0) |
| #else |
| struct pt_regs; |
| extern void ptrace_signal_deliver(struct pt_regs *regs, void *cookie); |
| #endif /* __uClinux__ */ |
| |
| #endif /* _M68K_SIGNAL_H */ |