| 1 | //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris |
| 2 | |
| 3 | package cli |
| 4 | |
| 5 | import ( |
| 6 | "errors" |
| 7 | "syscall" |
| 8 | ) |
| 9 | |
| 10 | func webAddressInUse(err error) bool { |
| 11 | return errors.Is(err, syscall.EADDRINUSE) |
| 12 | } |
| 13 | |
| 14 | func webInstanceProcessAlive(pid int) bool { |
| 15 | if pid <= 0 { |
| 16 | return false |
| 17 | } |
| 18 | err := syscall.Kill(pid, 0) |
| 19 | return err == nil || err == syscall.EPERM |
| 20 | } |
| 21 |