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simplify loop

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This commit is contained in:
Dawid Dziurla 2019-07-08 17:02:16 +02:00
parent c4240e0ff0
commit 5cb1570039
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GPG key ID: 7B6D8368172E9B0B
1 changed files with 14 additions and 15 deletions
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29
pkg/commands/container.go
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@ -394,6 +394,7 @@ func (c *Container) Attach() error {
if c.Details.Config.OpenStdin { if c.Details.Config.OpenStdin {
go func() { go func() {
// the default escape key sequence: ctrl-p, ctrl-q // the default escape key sequence: ctrl-p, ctrl-q
//
// shamelessly taken from docker/cli // shamelessly taken from docker/cli
escapeKeys := []byte{16, 17} escapeKeys := []byte{16, 17}
// Stop reading if escape sequence had been entered // Stop reading if escape sequence had been entered
@ -404,22 +405,20 @@ func (c *Container) Attach() error {
} }
for { for {
select { sig := <-channel
case sig := <-channel: if sig == syscall.SIGWINCH {
if sig == syscall.SIGWINCH { err := c.Resize(fd)
err := c.Resize(fd) if err != nil {
if err != nil { return err
return err
}
} else {
err = terminal.Restore(fd, oldState)
if err != nil {
return err
}
hijack.Close()
return nil
} }
} else {
err = terminal.Restore(fd, oldState)
if err != nil {
return err
}
hijack.Close()
return nil
} }
} }
} }