exp/ssh: export type signal. Renamed to Signal

R=dave, agl, rsc, golang-dev, n13m3y3r
CC=golang-dev
https://golang.org/cl/5450059

diff --git a/src/pkg/exp/ssh/session.go b/src/pkg/exp/ssh/session.go
index 8eea8b287b721eb7d0fc8c4164cd691628e47eb2..5f98a8d58c683956b701cef5df1c1c9f9ace1fa9 100644 (file)
--- a/src/pkg/exp/ssh/session.go
+++ b/src/pkg/exp/ssh/session.go
@@ -15,39 +15,39 @@ import (
        "io/ioutil"
 )
 
-type signal string
+type Signal string
 
 // POSIX signals as listed in RFC 4254 Section 6.10.
 const (
-       SIGABRT signal = "ABRT"
-       SIGALRM signal = "ALRM"
-       SIGFPE  signal = "FPE"
-       SIGHUP  signal = "HUP"
-       SIGILL  signal = "ILL"
-       SIGINT  signal = "INT"
-       SIGKILL signal = "KILL"
-       SIGPIPE signal = "PIPE"
-       SIGQUIT signal = "QUIT"
-       SIGSEGV signal = "SEGV"
-       SIGTERM signal = "TERM"
-       SIGUSR1 signal = "USR1"
-       SIGUSR2 signal = "USR2"
+       SIGABRT Signal = "ABRT"
+       SIGALRM Signal = "ALRM"
+       SIGFPE  Signal = "FPE"
+       SIGHUP  Signal = "HUP"
+       SIGILL  Signal = "ILL"
+       SIGINT  Signal = "INT"
+       SIGKILL Signal = "KILL"
+       SIGPIPE Signal = "PIPE"
+       SIGQUIT Signal = "QUIT"
+       SIGSEGV Signal = "SEGV"
+       SIGTERM Signal = "TERM"
+       SIGUSR1 Signal = "USR1"
+       SIGUSR2 Signal = "USR2"
 )
 
 // A Session represents a connection to a remote command or shell.
 type Session struct {
        // Stdin specifies the remote process's standard input.
-       // If Stdin is nil, the remote process reads from an empty 
+       // If Stdin is nil, the remote process reads from an empty
        // bytes.Buffer.
        Stdin io.Reader
 
-       // Stdout and Stderr specify the remote process's standard 
+       // Stdout and Stderr specify the remote process's standard
        // output and error.
        //
-       // If either is nil, Run connects the corresponding file 
-       // descriptor to an instance of ioutil.Discard. There is a 
-       // fixed amount of buffering that is shared for the two streams. 
-       // If either blocks it may eventually cause the remote 
+       // If either is nil, Run connects the corresponding file
+       // descriptor to an instance of ioutil.Discard. There is a
+       // fixed amount of buffering that is shared for the two streams.
+       // If either blocks it may eventually cause the remote
        // command to block.
        Stdout io.Writer
        Stderr io.Writer
@@ -130,7 +130,7 @@ type signalMsg struct {
 
 // Signal sends the given signal to the remote process.
 // sig is one of the SIG* constants.
-func (s *Session) Signal(sig signal) error {
+func (s *Session) Signal(sig Signal) error {
        req := signalMsg{
                PeersId:   s.peersId,
                Request:   "signal",
@@ -170,9 +170,9 @@ func (s *Session) Start(cmd string) error {
        return s.start()
 }
 
-// Run runs cmd on the remote host and waits for it to terminate. 
-// Typically, the remote server passes cmd to the shell for 
-// interpretation. A Session only accepts one call to Run, 
+// Run runs cmd on the remote host and waits for it to terminate.
+// Typically, the remote server passes cmd to the shell for
+// interpretation. A Session only accepts one call to Run,
 // Start or Shell.
 func (s *Session) Run(cmd string) error {
        err := s.Start(cmd)
@@ -182,7 +182,7 @@ func (s *Session) Run(cmd string) error {
        return s.Wait()
 }
 
-// Shell starts a login shell on the remote host. A Session only 
+// Shell starts a login shell on the remote host. A Session only
 // accepts one call to Run, Start or Shell.
 func (s *Session) Shell() error {
        if s.started {
@@ -331,7 +331,7 @@ func (s *Session) stderr() error {
        return nil
 }
 
-// StdinPipe returns a pipe that will be connected to the 
+// StdinPipe returns a pipe that will be connected to the
 // remote command's standard input when the command starts.
 func (s *Session) StdinPipe() (io.WriteCloser, error) {
        if s.Stdin != nil {
@@ -346,11 +346,11 @@ func (s *Session) StdinPipe() (io.WriteCloser, error) {
        return pw, nil
 }
 
-// StdoutPipe returns a pipe that will be connected to the 
+// StdoutPipe returns a pipe that will be connected to the
 // remote command's standard output when the command starts.
 // There is a fixed amount of buffering that is shared between
-// stdout and stderr streams. If the StdoutPipe reader is 
-// not serviced fast enought it may eventually cause the 
+// stdout and stderr streams. If the StdoutPipe reader is
+// not serviced fast enought it may eventually cause the
 // remote command to block.
 func (s *Session) StdoutPipe() (io.ReadCloser, error) {
        if s.Stdout != nil {
@@ -365,11 +365,11 @@ func (s *Session) StdoutPipe() (io.ReadCloser, error) {
        return pr, nil
 }
 
-// StderrPipe returns a pipe that will be connected to the 
+// StderrPipe returns a pipe that will be connected to the
 // remote command's standard error when the command starts.
 // There is a fixed amount of buffering that is shared between
-// stdout and stderr streams. If the StderrPipe reader is 
-// not serviced fast enought it may eventually cause the 
+// stdout and stderr streams. If the StderrPipe reader is
+// not serviced fast enought it may eventually cause the
 // remote command to block.
 func (s *Session) StderrPipe() (io.ReadCloser, error) {
        if s.Stderr != nil {