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syscall cleanup.

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* rename PORT.sh -> mkall.sh (hopefully more obvious),
   change behavior: run commands by default.
 * pull more constants out of #defines automatically,
   instead of editing large lists by hand.
 * add Recvfrom, Sendto

add os.O_EXCL.

R=r
http://go/go-review/1017009
This commit is contained in:
Russ Cox 2009-11-01 11:13:27 -08:00
parent 5223218307
commit fd1add2768
26 changed files with 2493 additions and 1414 deletions
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42
src/pkg/syscall/syscall_linux.go
View file

@ -375,6 +375,24 @@ func SetsockoptLinger(fd, level, opt int, l *Linger) (errno int) {
return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(l)), unsafe.Sizeof(*l));
}
func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, errno int) {
var rsa RawSockaddrAny;
var len _Socklen = SizeofSockaddrAny;
if n, errno = recvfrom(fd, p, flags, &rsa, &len); errno != 0 {
return;
}
from, errno = anyToSockaddr(&rsa);
return;
}
func Sendto(fd int, p []byte, flags int, to Sockaddr) (errno int) {
ptr, n, err := to.sockaddr();
if err != 0 {
return err;
}
return sendto(fd, p, flags, ptr, n);
}
//sys ptrace(request int, pid int, addr uintptr, data uintptr) (errno int)
// See bytes.Copy.
@ -429,11 +447,11 @@ func ptracePeek(req int, pid int, addr uintptr, out []byte) (count int, errno in
}
func PtracePeekText(pid int, addr uintptr, out []byte) (count int, errno int) {
return ptracePeek(_PTRACE_PEEKTEXT, pid, addr, out);
return ptracePeek(PTRACE_PEEKTEXT, pid, addr, out);
}
func PtracePeekData(pid int, addr uintptr, out []byte) (count int, errno int) {
return ptracePeek(_PTRACE_PEEKDATA, pid, addr, out);
return ptracePeek(PTRACE_PEEKDATA, pid, addr, out);
}
func ptracePoke(pokeReq int, peekReq int, pid int, addr uintptr, data []byte) (count int, errno int) {
@ -488,46 +506,46 @@ func ptracePoke(pokeReq int, peekReq int, pid int, addr uintptr, data []byte) (c
}
func PtracePokeText(pid int, addr uintptr, data []byte) (count int, errno int) {
return ptracePoke(_PTRACE_POKETEXT, _PTRACE_PEEKTEXT, pid, addr, data);
return ptracePoke(PTRACE_POKETEXT, PTRACE_PEEKTEXT, pid, addr, data);
}
func PtracePokeData(pid int, addr uintptr, data []byte) (count int, errno int) {
return ptracePoke(_PTRACE_POKEDATA, _PTRACE_PEEKDATA, pid, addr, data);
return ptracePoke(PTRACE_POKEDATA, PTRACE_PEEKDATA, pid, addr, data);
}
func PtraceGetRegs(pid int, regsout *PtraceRegs) (errno int) {
return ptrace(_PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)));
return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)));
}
func PtraceSetRegs(pid int, regs *PtraceRegs) (errno int) {
return ptrace(_PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)));
return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)));
}
func PtraceSetOptions(pid int, options int) (errno int) {
return ptrace(_PTRACE_SETOPTIONS, pid, 0, uintptr(options));
return ptrace(PTRACE_SETOPTIONS, pid, 0, uintptr(options));
}
func PtraceGetEventMsg(pid int) (msg uint, errno int) {
var data _C_long;
errno = ptrace(_PTRACE_GETEVENTMSG, pid, 0, uintptr(unsafe.Pointer(&data)));
errno = ptrace(PTRACE_GETEVENTMSG, pid, 0, uintptr(unsafe.Pointer(&data)));
msg = uint(data);
return;
}
func PtraceCont(pid int, signal int) (errno int) {
return ptrace(_PTRACE_CONT, pid, 0, uintptr(signal));
return ptrace(PTRACE_CONT, pid, 0, uintptr(signal));
}
func PtraceSingleStep(pid int) (errno int) {
return ptrace(_PTRACE_SINGLESTEP, pid, 0, 0);
return ptrace(PTRACE_SINGLESTEP, pid, 0, 0);
}
func PtraceAttach(pid int) (errno int) {
return ptrace(_PTRACE_ATTACH, pid, 0, 0);
return ptrace(PTRACE_ATTACH, pid, 0, 0);
}
func PtraceDetach(pid int) (errno int) {
return ptrace(_PTRACE_DETACH, pid, 0, 0);
return ptrace(PTRACE_DETACH, pid, 0, 0);
}
// Sendto