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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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25
src/pkg/syscall/syscall_linux_386.go
View file

@ -57,7 +57,6 @@ func NsecToTimeval(nsec int64) (tv Timeval) {
//sys SyncFileRange(fd int, off int64, n int64, flags int) (errno int)
//sys getgroups(n int, list *_Gid_t) (nn int, errno int) = SYS_GETGROUPS32
//sys setgroups(n int, list *_Gid_t) (errno int) = SYS_SETGROUPS32
//sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, errno int) = SYS__NEWSELECT
// Underlying system call writes to newoffset via pointer.
@ -100,25 +99,21 @@ func accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, errno int) {
}
func getsockname(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (errno int) {
var _ int;
_, errno = socketcall(_GETSOCKNAME, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), 0, 0, 0);
return;
}
func getpeername(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (errno int) {
var _ int;
_, errno = socketcall(_GETPEERNAME, uintptr(s), uintptr(unsafe.Pointer(rsa)), uintptr(unsafe.Pointer(addrlen)), 0, 0, 0);
return;
}
func bind(s int, addr uintptr, addrlen _Socklen) (errno int) {
var _ int;
_, errno = socketcall(_BIND, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0);
return;
}
func connect(s int, addr uintptr, addrlen _Socklen) (errno int) {
var _ int;
_, errno = socketcall(_CONNECT, uintptr(s), uintptr(addr), uintptr(addrlen), 0, 0, 0);
return;
}
@ -129,13 +124,29 @@ func socket(domain int, typ int, proto int) (fd int, errno int) {
}
func setsockopt(s int, level int, name int, val uintptr, vallen int) (errno int) {
var _ int;
_, errno = socketcall(_SETSOCKOPT, uintptr(s), uintptr(level), uintptr(name), uintptr(val), uintptr(vallen), 0);
return;
}
func recvfrom(s int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, errno int) {
var base uintptr;
if len(p) > 0 {
base = uintptr(unsafe.Pointer(&p));
}
n, errno = socketcall(_RECVFROM, uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(unsafe.Pointer(from)), uintptr(unsafe.Pointer(fromlen)));
return;
}
func sendto(s int, p []byte, flags int, to uintptr, addrlen _Socklen) (errno int) {
var base uintptr;
if len(p) > 0 {
base = uintptr(unsafe.Pointer(&p));
}
_, errno = socketcall(_SENDTO, uintptr(s), base, uintptr(len(p)), uintptr(flags), to, uintptr(addrlen));
return;
}
func Listen(s int, n int) (errno int) {
var _ int;
_, errno = socketcall(_LISTEN, uintptr(s), uintptr(n), 0, 0, 0, 0);
return;
}