stdin.fd

readline/readline.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"io"
 	"os"
-	"syscall"
 )
 
 type Prompt struct {
@@ -63,7 +62,7 @@ func New(prompt Prompt) (*Instance, error) {
 
 func (i *Instance) Readline() (string, error) {
 	if !i.Terminal.rawmode {
-		fd := syscall.Stdin
+		fd := os.Stdin.Fd()
 		termios, err := SetRawMode(fd)
 		if err != nil {
 			return "", err
@@ -80,7 +79,7 @@ func (i *Instance) Readline() (string, error) {
 	fmt.Print(prompt)
 
 	defer func() {
-		fd := syscall.Stdin
+		fd := os.Stdin.Fd()
 		//nolint:errcheck
 		UnsetRawMode(fd, i.Terminal.termios)
 		i.Terminal.rawmode = false
@@ -216,7 +215,7 @@ func (i *Instance) Readline() (string, error) {
 		case CharCtrlW:
 			buf.DeleteWord()
 		case CharCtrlZ:
-			fd := syscall.Stdin
+			fd := os.Stdin.Fd()
 			return handleCharCtrlZ(fd, i.Terminal.termios)
 		case CharEnter, CharCtrlJ:
 			output := buf.String()
@@ -248,7 +247,7 @@ func (i *Instance) HistoryDisable() {
 }
 
 func NewTerminal() (*Terminal, error) {
-	fd := syscall.Stdin
+	fd := os.Stdin.Fd()
 	termios, err := SetRawMode(fd)
 	if err != nil {
 		return nil, err

readline/readline_unix.go

@@ -6,7 +6,7 @@ import (
 	"syscall"
 )
 
-func handleCharCtrlZ(fd int, termios any) (string, error) {
+func handleCharCtrlZ(fd uintptr, termios any) (string, error) {
 	t := termios.(*Termios)
 	if err := UnsetRawMode(fd, t); err != nil {
 		return "", err

readline/readline_windows.go

 package readline
 
-func handleCharCtrlZ(fd int, state any) (string, error) {
+func handleCharCtrlZ(fd uintptr, state any) (string, error) {
 	// not supported
 	return "", nil
 }

readline/term.go

@@ -8,7 +8,7 @@ import (
 
 type Termios syscall.Termios
 
-func SetRawMode(fd int) (*Termios, error) {
+func SetRawMode(fd uintptr) (*Termios, error) {
 	termios, err := getTermios(fd)
 	if err != nil {
 		return nil, err
@@ -25,13 +25,13 @@ func SetRawMode(fd int) (*Termios, error) {
 	return termios, setTermios(fd, &newTermios)
 }
 
-func UnsetRawMode(fd int, termios any) error {
+func UnsetRawMode(fd uintptr, termios any) error {
 	t := termios.(*Termios)
 	return setTermios(fd, t)
 }
 
 // IsTerminal returns true if the given file descriptor is a terminal.
-func IsTerminal(fd int) bool {
+func IsTerminal(fd uintptr) bool {
 	_, err := getTermios(fd)
 	return err == nil
 }

readline/term_bsd.go

@@ -7,17 +7,17 @@ import (
 	"unsafe"
 )
 
-func getTermios(fd int) (*Termios, error) {
+func getTermios(fd uintptr) (*Termios, error) {
 	termios := new(Termios)
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), syscall.TIOCGETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, syscall.TIOCGETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return nil, err
 	}
 	return termios, nil
 }
 
-func setTermios(fd int, termios *Termios) error {
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), syscall.TIOCSETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+func setTermios(fd uintptr, termios *Termios) error {
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, syscall.TIOCSETA, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return err
 	}

readline/term_linux.go

@@ -10,17 +10,17 @@ import (
 const tcgets = 0x5401
 const tcsets = 0x5402
 
-func getTermios(fd int) (*Termios, error) {
+func getTermios(fd uintptr) (*Termios, error) {
 	termios := new(Termios)
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), tcgets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, tcgets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return nil, err
 	}
 	return termios, nil
 }
 
-func setTermios(fd int, termios *Termios) error {
-	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), tcsets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
+func setTermios(fd uintptr, termios *Termios) error {
+	_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, fd, tcsets, uintptr(unsafe.Pointer(termios)), 0, 0, 0)
 	if err != 0 {
 		return err
 	}

readline/term_windows.go

@@ -9,13 +9,13 @@ type State struct {
 }
 
 // IsTerminal checks if the given file descriptor is associated with a terminal
-func IsTerminal(fd int) bool {
+func IsTerminal(fd uintptr) bool {
 	var st uint32
 	err := windows.GetConsoleMode(windows.Handle(fd), &st)
 	return err == nil
 }
 
-func SetRawMode(fd int) (*State, error) {
+func SetRawMode(fd uintptr) (*State, error) {
 	var st uint32
 	if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
 		return nil, err
@@ -32,7 +32,7 @@ func SetRawMode(fd int) (*State, error) {
 	return &State{st}, nil
 }
 
-func UnsetRawMode(fd int, state any) error {
+func UnsetRawMode(fd uintptr, state any) error {
 	s := state.(*State)
 	return windows.SetConsoleMode(windows.Handle(fd), s.mode)
 }