restic/cmd/restic/background_linux.go

22 lines
524 B
Go

package main
import (
"syscall"
"unsafe"
"github.com/restic/restic/internal/debug"
)
// IsProcessBackground returns true if it is running in the background or false if not
func IsProcessBackground() bool {
var pid int
_, _, err := syscall.Syscall(syscall.SYS_IOCTL, uintptr(syscall.Stdin), syscall.TIOCGPGRP, uintptr(unsafe.Pointer(&pid)))
if err != 0 {
debug.Log("Can't check if we are in the background. Using default behaviour. Error: %s\n", err.Error())
return false
}
return pid != syscall.Getpgrp()
}