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Use termios via CGO

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Signed-off-by: Yohei Ueda <yohei@jp.ibm.com>
This commit is contained in:
Yohei Ueda 2014-11-21 22:12:03 +09:00
parent bfe8d7af74
commit 92251ceb7b
6 changed files with 75 additions and 6 deletions
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10
term/term.go
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@ -47,8 +47,7 @@ func SetWinsize(fd uintptr, ws *Winsize) error {
// IsTerminal returns true if the given file descriptor is a terminal.
func IsTerminal(fd uintptr) bool {
var termios Termios
_, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(getTermios), uintptr(unsafe.Pointer(&termios)))
return err == 0
return tcget(fd, &termios) == 0
}
// Restore restores the terminal connected to the given file descriptor to a
@ -57,8 +56,7 @@ func RestoreTerminal(fd uintptr, state *State) error {
if state == nil {
return ErrInvalidState
}
_, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, uintptr(setTermios), uintptr(unsafe.Pointer(&state.termios)))
if err != 0 {
if err := tcset(fd, &state.termios); err != 0 {
return err
}
return nil
@ -66,7 +64,7 @@ func RestoreTerminal(fd uintptr, state *State) error {
func SaveState(fd uintptr) (*State, error) {
var oldState State
if _, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, getTermios, uintptr(unsafe.Pointer(&oldState.termios))); err != 0 {
if err := tcget(fd, &oldState.termios); err != 0 {
return nil, err
}
@ -77,7 +75,7 @@ func DisableEcho(fd uintptr, state *State) error {
newState := state.termios
newState.Lflag &^= syscall.ECHO
if _, _, err := syscall.Syscall(syscall.SYS_IOCTL, fd, setTermios, uintptr(unsafe.Pointer(&newState))); err != 0 {
if err := tcset(fd, &newState); err != 0 {
return err
}
handleInterrupt(fd, state)