decentral1se
47045ca8f1
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See #478
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || aix || zos
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// +build darwin dragonfly freebsd linux netbsd openbsd solaris aix zos
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package tea
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import (
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"fmt"
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"os"
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"os/signal"
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"syscall"
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"github.com/charmbracelet/x/term"
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)
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func (p *Program) initInput() (err error) {
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// Check if input is a terminal
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if f, ok := p.input.(term.File); ok && term.IsTerminal(f.Fd()) {
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p.ttyInput = f
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p.previousTtyInputState, err = term.MakeRaw(p.ttyInput.Fd())
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if err != nil {
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return fmt.Errorf("error entering raw mode: %w", err)
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}
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}
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if f, ok := p.output.(term.File); ok && term.IsTerminal(f.Fd()) {
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p.ttyOutput = f
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}
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return nil
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}
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func openInputTTY() (*os.File, error) {
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f, err := os.Open("/dev/tty")
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if err != nil {
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return nil, fmt.Errorf("could not open a new TTY: %w", err)
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}
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return f, nil
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}
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const suspendSupported = true
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// Send SIGTSTP to the entire process group.
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func suspendProcess() {
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c := make(chan os.Signal, 1)
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signal.Notify(c, syscall.SIGCONT)
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_ = syscall.Kill(0, syscall.SIGTSTP)
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// blocks until a CONT happens...
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<-c
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}
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