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										 |  |  | package runtime | 
					
						
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							|  |  |  | // Constants | 
					
						
							|  |  |  | const ( | 
					
						
							|  |  |  | 	_EINTR  = 0x4 | 
					
						
							|  |  |  | 	_ENOMEM = 0xc | 
					
						
							|  |  |  | 	_EAGAIN = 0xb | 
					
						
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							|  |  |  | 	_PROT_NONE      = 0 | 
					
						
							|  |  |  | 	_PROT_READ      = 0x1 | 
					
						
							|  |  |  | 	_PROT_WRITE     = 0x2 | 
					
						
							|  |  |  | 	_PROT_EXEC      = 0x4 | 
					
						
							|  |  |  | 	_MAP_ANON       = 0x20 | 
					
						
							|  |  |  | 	_MAP_PRIVATE    = 0x2 | 
					
						
							|  |  |  | 	_MAP_FIXED      = 0x10 | 
					
						
							|  |  |  | 	_MADV_DONTNEED  = 0x4 | 
					
						
							|  |  |  | 	_SA_RESTART     = 0x10000000 | 
					
						
							|  |  |  | 	_SA_ONSTACK     = 0x8000000 | 
					
						
							|  |  |  | 	_SA_RESTORER    = 0 // unused on ARM | 
					
						
							|  |  |  | 	_SA_SIGINFO     = 0x4 | 
					
						
							|  |  |  | 	_SIGHUP         = 0x1 | 
					
						
							|  |  |  | 	_SIGINT         = 0x2 | 
					
						
							|  |  |  | 	_SIGQUIT        = 0x3 | 
					
						
							|  |  |  | 	_SIGILL         = 0x4 | 
					
						
							|  |  |  | 	_SIGTRAP        = 0x5 | 
					
						
							|  |  |  | 	_SIGABRT        = 0x6 | 
					
						
							|  |  |  | 	_SIGBUS         = 0x7 | 
					
						
							|  |  |  | 	_SIGFPE         = 0x8 | 
					
						
							|  |  |  | 	_SIGKILL        = 0x9 | 
					
						
							|  |  |  | 	_SIGUSR1        = 0xa | 
					
						
							|  |  |  | 	_SIGSEGV        = 0xb | 
					
						
							|  |  |  | 	_SIGUSR2        = 0xc | 
					
						
							|  |  |  | 	_SIGPIPE        = 0xd | 
					
						
							|  |  |  | 	_SIGALRM        = 0xe | 
					
						
							|  |  |  | 	_SIGSTKFLT      = 0x10 | 
					
						
							|  |  |  | 	_SIGCHLD        = 0x11 | 
					
						
							|  |  |  | 	_SIGCONT        = 0x12 | 
					
						
							|  |  |  | 	_SIGSTOP        = 0x13 | 
					
						
							|  |  |  | 	_SIGTSTP        = 0x14 | 
					
						
							|  |  |  | 	_SIGTTIN        = 0x15 | 
					
						
							|  |  |  | 	_SIGTTOU        = 0x16 | 
					
						
							|  |  |  | 	_SIGURG         = 0x17 | 
					
						
							|  |  |  | 	_SIGXCPU        = 0x18 | 
					
						
							|  |  |  | 	_SIGXFSZ        = 0x19 | 
					
						
							|  |  |  | 	_SIGVTALRM      = 0x1a | 
					
						
							|  |  |  | 	_SIGPROF        = 0x1b | 
					
						
							|  |  |  | 	_SIGWINCH       = 0x1c | 
					
						
							|  |  |  | 	_SIGIO          = 0x1d | 
					
						
							|  |  |  | 	_SIGPWR         = 0x1e | 
					
						
							|  |  |  | 	_SIGSYS         = 0x1f | 
					
						
							|  |  |  | 	_FPE_INTDIV     = 0x1 | 
					
						
							|  |  |  | 	_FPE_INTOVF     = 0x2 | 
					
						
							|  |  |  | 	_FPE_FLTDIV     = 0x3 | 
					
						
							|  |  |  | 	_FPE_FLTOVF     = 0x4 | 
					
						
							|  |  |  | 	_FPE_FLTUND     = 0x5 | 
					
						
							|  |  |  | 	_FPE_FLTRES     = 0x6 | 
					
						
							|  |  |  | 	_FPE_FLTINV     = 0x7 | 
					
						
							|  |  |  | 	_FPE_FLTSUB     = 0x8 | 
					
						
							|  |  |  | 	_BUS_ADRALN     = 0x1 | 
					
						
							|  |  |  | 	_BUS_ADRERR     = 0x2 | 
					
						
							|  |  |  | 	_BUS_OBJERR     = 0x3 | 
					
						
							|  |  |  | 	_SEGV_MAPERR    = 0x1 | 
					
						
							|  |  |  | 	_SEGV_ACCERR    = 0x2 | 
					
						
							|  |  |  | 	_ITIMER_REAL    = 0 | 
					
						
							|  |  |  | 	_ITIMER_PROF    = 0x2 | 
					
						
							|  |  |  | 	_ITIMER_VIRTUAL = 0x1 | 
					
						
							|  |  |  | 	_O_RDONLY       = 0 | 
					
						
							|  |  |  | 	_O_CLOEXEC      = 02000000 | 
					
						
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							|  |  |  | 	_EPOLLIN       = 0x1 | 
					
						
							|  |  |  | 	_EPOLLOUT      = 0x4 | 
					
						
							|  |  |  | 	_EPOLLERR      = 0x8 | 
					
						
							|  |  |  | 	_EPOLLHUP      = 0x10 | 
					
						
							|  |  |  | 	_EPOLLRDHUP    = 0x2000 | 
					
						
							|  |  |  | 	_EPOLLET       = 0x80000000 | 
					
						
							|  |  |  | 	_EPOLL_CLOEXEC = 0x80000 | 
					
						
							|  |  |  | 	_EPOLL_CTL_ADD = 0x1 | 
					
						
							|  |  |  | 	_EPOLL_CTL_DEL = 0x2 | 
					
						
							|  |  |  | 	_EPOLL_CTL_MOD = 0x3 | 
					
						
							|  |  |  | ) | 
					
						
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							|  |  |  | type timespec struct { | 
					
						
							|  |  |  | 	tv_sec  int32 | 
					
						
							|  |  |  | 	tv_nsec int32 | 
					
						
							|  |  |  | } | 
					
						
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										 |  |  | func (ts *timespec) set_sec(x int64) { | 
					
						
							|  |  |  | 	ts.tv_sec = int32(x) | 
					
						
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										 |  |  | } | 
					
						
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										 |  |  | func (ts *timespec) set_nsec(x int32) { | 
					
						
							|  |  |  | 	ts.tv_nsec = x | 
					
						
							|  |  |  | } | 
					
						
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										 |  |  | type sigaltstackt struct { | 
					
						
							|  |  |  | 	ss_sp    *byte | 
					
						
							|  |  |  | 	ss_flags int32 | 
					
						
							|  |  |  | 	ss_size  uintptr | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type sigcontext struct { | 
					
						
							|  |  |  | 	trap_no       uint32 | 
					
						
							|  |  |  | 	error_code    uint32 | 
					
						
							|  |  |  | 	oldmask       uint32 | 
					
						
							|  |  |  | 	r0            uint32 | 
					
						
							|  |  |  | 	r1            uint32 | 
					
						
							|  |  |  | 	r2            uint32 | 
					
						
							|  |  |  | 	r3            uint32 | 
					
						
							|  |  |  | 	r4            uint32 | 
					
						
							|  |  |  | 	r5            uint32 | 
					
						
							|  |  |  | 	r6            uint32 | 
					
						
							|  |  |  | 	r7            uint32 | 
					
						
							|  |  |  | 	r8            uint32 | 
					
						
							|  |  |  | 	r9            uint32 | 
					
						
							|  |  |  | 	r10           uint32 | 
					
						
							|  |  |  | 	fp            uint32 | 
					
						
							|  |  |  | 	ip            uint32 | 
					
						
							|  |  |  | 	sp            uint32 | 
					
						
							|  |  |  | 	lr            uint32 | 
					
						
							|  |  |  | 	pc            uint32 | 
					
						
							|  |  |  | 	cpsr          uint32 | 
					
						
							|  |  |  | 	fault_address uint32 | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type ucontext struct { | 
					
						
							|  |  |  | 	uc_flags    uint32 | 
					
						
							|  |  |  | 	uc_link     *ucontext | 
					
						
							|  |  |  | 	uc_stack    sigaltstackt | 
					
						
							|  |  |  | 	uc_mcontext sigcontext | 
					
						
							|  |  |  | 	uc_sigmask  uint32 | 
					
						
							|  |  |  | 	__unused    [31]int32 | 
					
						
							|  |  |  | 	uc_regspace [128]uint32 | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type timeval struct { | 
					
						
							|  |  |  | 	tv_sec  int32 | 
					
						
							|  |  |  | 	tv_usec int32 | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | func (tv *timeval) set_usec(x int32) { | 
					
						
							|  |  |  | 	tv.tv_usec = x | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type itimerval struct { | 
					
						
							|  |  |  | 	it_interval timeval | 
					
						
							|  |  |  | 	it_value    timeval | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type siginfo struct { | 
					
						
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										 |  |  | 	si_signo int32 | 
					
						
							|  |  |  | 	si_errno int32 | 
					
						
							|  |  |  | 	si_code  int32 | 
					
						
							|  |  |  | 	// below here is a union; si_addr is the only field we use | 
					
						
							|  |  |  | 	si_addr uint32 | 
					
						
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										 |  |  | } | 
					
						
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							|  |  |  | type sigactiont struct { | 
					
						
							|  |  |  | 	sa_handler  uintptr | 
					
						
							|  |  |  | 	sa_flags    uint32 | 
					
						
							|  |  |  | 	sa_restorer uintptr | 
					
						
							|  |  |  | 	sa_mask     uint64 | 
					
						
							|  |  |  | } | 
					
						
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							|  |  |  | type epollevent struct { | 
					
						
							|  |  |  | 	events uint32 | 
					
						
							|  |  |  | 	_pad   uint32 | 
					
						
							|  |  |  | 	data   [8]byte // to match amd64 | 
					
						
							|  |  |  | } |