net, os, syscall: delete os.EPLAN9

Also fixes plan9 cross-build.

R=rsc, r
CC=golang-dev
https://golang.org/cl/5675073

src/pkg/net/file_plan9.go

@@ -6,28 +6,29 @@ package net
 
 import (
  "os"
+ "syscall"
 )
 
 // FileConn returns a copy of the network connection corresponding to
 // the open file f. It is the caller's responsibility to close f when
 // finished. Closing c does not affect f, and closing f does not
 // affect c.
 func FileConn(f *os.File) (c Conn, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // FileListener returns a copy of the network listener corresponding
 // to the open file f. It is the caller's responsibility to close l
 // when finished. Closing c does not affect l, and closing l does not
 // affect c.
 func FileListener(f *os.File) (l Listener, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // FilePacketConn returns a copy of the packet network connection
 // corresponding to the open file f. It is the caller's
 // responsibility to close f when finished. Closing c does not affect
 // f, and closing f does not affect c.
 func FilePacketConn(f *os.File) (c PacketConn, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }

src/pkg/net/iprawsock_plan9.go

@@ -7,7 +7,7 @@
 package net
 
 import (
- "os"
+ "syscall"
  "time"
 )
 
@@ -17,34 +17,34 @@ type IPConn bool
 
 // SetDeadline implements the Conn SetDeadline method.
 func (c *IPConn) SetDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetReadDeadline implements the Conn SetReadDeadline method.
 func (c *IPConn) SetReadDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetWriteDeadline implements the Conn SetWriteDeadline method.
 func (c *IPConn) SetWriteDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // Implementation of the Conn interface - see Conn for documentation.
 
 // Read implements the Conn Read method.
 func (c *IPConn) Read(b []byte) (int, error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // Write implements the Conn Write method.
 func (c *IPConn) Write(b []byte) (int, error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // Close closes the IP connection.
 func (c *IPConn) Close() error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // LocalAddr returns the local network address.
@@ -67,12 +67,12 @@ func (c *IPConn) RemoteAddr() Addr {
 // Timeout() == true after a fixed time limit; see SetDeadline and
 // SetReadDeadline.
 func (c *IPConn) ReadFromIP(b []byte) (int, *IPAddr, error) {
- return 0, nil, os.EPLAN9
+ return 0, nil, syscall.EPLAN9
 }
 
 // ReadFrom implements the PacketConn ReadFrom method.
 func (c *IPConn) ReadFrom(b []byte) (int, Addr, error) {
- return 0, nil, os.EPLAN9
+ return 0, nil, syscall.EPLAN9
 }
 
 // WriteToIP writes a IP packet to addr via c, copying the payload from b.
@@ -82,24 +82,24 @@ func (c *IPConn) ReadFrom(b []byte) (int, Addr, error) {
 // see SetDeadline and SetWriteDeadline.
 // On packet-oriented connections, write timeouts are rare.
 func (c *IPConn) WriteToIP(b []byte, addr *IPAddr) (int, error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // WriteTo implements the PacketConn WriteTo method.
 func (c *IPConn) WriteTo(b []byte, addr Addr) (int, error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // DialIP connects to the remote address raddr on the network protocol netProto,
 // which must be "ip", "ip4", or "ip6" followed by a colon and a protocol number or name.
 func DialIP(netProto string, laddr, raddr *IPAddr) (*IPConn, error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // ListenIP listens for incoming IP packets addressed to the
 // local address laddr. The returned connection c's ReadFrom
 // and WriteTo methods can be used to receive and send IP
 // packets with per-packet addressing.
 func ListenIP(netProto string, laddr *IPAddr) (*IPConn, error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }

src/pkg/net/ipsock_plan9.go

@@ -10,6 +10,7 @@ import (
  "errors"
  "io"
  "os"
+ "syscall"
  "time"
 )
 
@@ -148,17 +149,17 @@ func (c *plan9Conn) RemoteAddr() Addr {
 
 // SetDeadline implements the Conn SetDeadline method.
 func (c *plan9Conn) SetDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetReadDeadline implements the Conn SetReadDeadline method.
 func (c *plan9Conn) SetReadDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetWriteDeadline implements the Conn SetWriteDeadline method.
 func (c *plan9Conn) SetWriteDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 func startPlan9(net string, addr Addr) (ctl *os.File, dest, proto, name string, err error) {

src/pkg/net/lookup_plan9.go

@@ -7,6 +7,7 @@ package net
 import (
  "errors"
  "os"
+ "syscall"
 )
 
 func query(filename, query string, bufSize int) (res []string, err error) {
@@ -71,7 +72,7 @@ func queryDNS(addr string, typ string) (res []string, err error) {
 
 func lookupProtocol(name string) (proto int, err error) {
  // TODO: Implement this
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 func lookupHost(host string) (addrs []string, err error) {

src/pkg/net/tcpsock_plan9.go

@@ -7,7 +7,7 @@
 package net
 
 import (
- "os"
+ "syscall"
  "time"
 )
 
@@ -19,17 +19,17 @@ type TCPConn struct {
 
 // SetDeadline implements the Conn SetDeadline method.
 func (c *TCPConn) SetDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetReadDeadline implements the Conn SetReadDeadline method.
 func (c *TCPConn) SetReadDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetWriteDeadline implements the Conn SetWriteDeadline method.
 func (c *TCPConn) SetWriteDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // CloseRead shuts down the reading side of the TCP connection.
@@ -38,7 +38,7 @@ func (c *TCPConn) CloseRead() error {
  if !c.ok() {
  return syscall.EINVAL
  }
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // CloseWrite shuts down the writing side of the TCP connection.
@@ -47,7 +47,7 @@ func (c *TCPConn) CloseWrite() error {
  if !c.ok() {
  return syscall.EINVAL
  }
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // DialTCP connects to the remote address raddr on the network net,

src/pkg/net/udpsock_plan9.go

@@ -9,6 +9,7 @@ package net
 import (
  "errors"
  "os"
+ "syscall"
  "time"
 )
 
@@ -20,17 +21,17 @@ type UDPConn struct {
 
 // SetDeadline implements the Conn SetDeadline method.
 func (c *UDPConn) SetDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetReadDeadline implements the Conn SetReadDeadline method.
 func (c *UDPConn) SetReadDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetWriteDeadline implements the Conn SetWriteDeadline method.
 func (c *UDPConn) SetWriteDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // UDP-specific methods.
@@ -191,5 +192,5 @@ func ListenUDP(net string, laddr *UDPAddr) (c *UDPConn, err error) {
 // the interface to join. ListenMulticastUDP uses default
 // multicast interface if ifi is nil.
 func ListenMulticastUDP(net string, ifi *Interface, gaddr *UDPAddr) (*UDPConn, error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }

src/pkg/net/unixsock_plan9.go

@@ -7,7 +7,7 @@
 package net
 
 import (
- "os"
+ "syscall"
  "time"
 )
 
@@ -19,17 +19,17 @@ type UnixConn bool
 
 // Read implements the Conn Read method.
 func (c *UnixConn) Read(b []byte) (n int, err error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // Write implements the Conn Write method.
 func (c *UnixConn) Write(b []byte) (n int, err error) {
- return 0, os.EPLAN9
+ return 0, syscall.EPLAN9
 }
 
 // Close closes the Unix domain connection.
 func (c *UnixConn) Close() error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // LocalAddr returns the local network address, a *UnixAddr.
@@ -47,36 +47,36 @@ func (c *UnixConn) RemoteAddr() Addr {
 
 // SetDeadline implements the Conn SetDeadline method.
 func (c *UnixConn) SetDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetReadDeadline implements the Conn SetReadDeadline method.
 func (c *UnixConn) SetReadDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // SetWriteDeadline implements the Conn SetWriteDeadline method.
 func (c *UnixConn) SetWriteDeadline(t time.Time) error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // ReadFrom implements the PacketConn ReadFrom method.
 func (c *UnixConn) ReadFrom(b []byte) (n int, addr Addr, err error) {
- err = os.EPLAN9
+ err = syscall.EPLAN9
  return
 }
 
 // WriteTo implements the PacketConn WriteTo method.
 func (c *UnixConn) WriteTo(b []byte, addr Addr) (n int, err error) {
- err = os.EPLAN9
+ err = syscall.EPLAN9
  return
 }
 
 // DialUnix connects to the remote address raddr on the network net,
 // which must be "unix" or "unixgram". If laddr is not nil, it is used
 // as the local address for the connection.
 func DialUnix(net string, laddr, raddr *UnixAddr) (c *UnixConn, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // UnixListener is a Unix domain socket listener.
@@ -87,19 +87,19 @@ type UnixListener bool
 // ListenUnix announces on the Unix domain socket laddr and returns a Unix listener.
 // Net must be "unix" (stream sockets).
 func ListenUnix(net string, laddr *UnixAddr) (l *UnixListener, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // Accept implements the Accept method in the Listener interface;
 // it waits for the next call and returns a generic Conn.
 func (l *UnixListener) Accept() (c Conn, err error) {
- return nil, os.EPLAN9
+ return nil, syscall.EPLAN9
 }
 
 // Close stops listening on the Unix address.
 // Already accepted connections are not closed.
 func (l *UnixListener) Close() error {
- return os.EPLAN9
+ return syscall.EPLAN9
 }
 
 // Addr returns the listener's network address.

src/pkg/os/exec/lp_plan9.go

@@ -8,6 +8,7 @@ import (
  "errors"
  "os"
  "strings"
+ "syscall"
 )
 
 // ErrNotFound is the error resulting if a path search failed to find an executable file.
@@ -21,7 +22,7 @@ func findExecutable(file string) error {
  if m := d.Mode(); !m.IsDir() && m&0111 != 0 {
  return nil
  }
- return os.EPERM
+ return syscall.EPERM
 }
 
 // LookPath searches for an executable binary named file

src/pkg/os/signal/signal_stub.go

@@ -0,0 +1,11 @@
+// Copyright 2012 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.
+
+// +build plan9
+
+package signal
+
+import "os"
+
+func enableSignal(sig os.Signal) {}

src/pkg/syscall/syscall_plan9.go

@@ -335,6 +335,14 @@ func Getgroups() (gids []int, err error) {
  return make([]int, 0), nil
 }
 
+type Signal int
+
+func (s Signal) Signal() {}
+
+func (s Signal) String() string {
+ return ""
+}
+
 //sys Dup(oldfd int, newfd int) (fd int, err error)
 //sys Open(path string, mode int) (fd int, err error)
 //sys Create(path string, mode int, perm uint32) (fd int, err error)