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// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Plan 9-specific system calls
package runtime
// open
const (
_OREAD = 0
_OWRITE = 1
_ORDWR = 2
_OEXEC = 3
_OTRUNC = 16
_OCEXEC = 32
_ORCLOSE = 64
_OEXCL = 0x1000
)
// rfork
const (
_RFNAMEG = 1 << 0
_RFENVG = 1 << 1
_RFFDG = 1 << 2
_RFNOTEG = 1 << 3
_RFPROC = 1 << 4
_RFMEM = 1 << 5
_RFNOWAIT = 1 << 6
_RFCNAMEG = 1 << 10
_RFCENVG = 1 << 11
_RFCFDG = 1 << 12
_RFREND = 1 << 13
_RFNOMNT = 1 << 14
)
// notify
const (
_NCONT = 0
_NDFLT = 1
)
type uinptr _Plink
type tos struct {
prof struct { // Per process profiling
pp *_Plink // known to be 0(ptr)
next *_Plink // known to be 4(ptr)
last *_Plink
first *_Plink
pid uint32
what uint32
}
cyclefreq uint64 // cycle clock frequency if there is one, 0 otherwise
kcycles int64 // cycles spent in kernel
pcycles int64 // cycles spent in process (kernel + user)
pid uint32 // might as well put the pid here
clock uint32
// top of stack is here
}
const (
_NSIG = 14 // number of signals in sigtable array
_ERRMAX = 128 // max length of note string
// Notes in runtime·sigtab that are handled by runtime·sigpanic.
_SIGRFAULT = 2
_SIGWFAULT = 3
_SIGINTDIV = 4
_SIGFLOAT = 5
_SIGTRAP = 6
_SIGPROF = 0 // dummy value defined for badsignal
_SIGQUIT = 0 // dummy value defined for sighandler
)
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