You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
736 B
45 lines
736 B
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"os/exec"
|
|
"strings"
|
|
)
|
|
|
|
func Spawn(entry InitTabEntry) (*exec.Cmd, error) {
|
|
cmdline := strings.Split(entry.Process, " ")
|
|
cmd := exec.Command(cmdline[0], cmdline[1:]...)
|
|
|
|
stdio := os.Stdout
|
|
if entry.Device != "" {
|
|
dev, err := GetDevice(entry.Device)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("open device %s: %w", entry.Device, err)
|
|
}
|
|
stdio = dev
|
|
}
|
|
cmd.Stdin = stdio
|
|
cmd.Stdout = stdio
|
|
cmd.Stderr = stdio
|
|
|
|
err := cmd.Start()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return cmd, nil
|
|
}
|
|
|
|
func Exec(entry InitTabEntry) error {
|
|
cmd, err := Spawn(entry)
|
|
if err != nil {
|
|
return fmt.Errorf("spawn: %w", err)
|
|
}
|
|
|
|
// skipping error handling due to wait4 in main
|
|
cmd.Wait()
|
|
|
|
return nil
|
|
}
|