#!/usr/bin/expect set timeout 2 expect_after default {puts "\nFAIL"; exit 1} spawn /bin/sh send "if \[ \$(id -u) -eq 0 \]; then PS1='# '; else PS1='$ '; fi\r" expect "# " send "grpck tmp/group tmp/gshadow\r" expect "invalid group file entry" expect "delete line 'foo:x'? " send "yes\r" expect "no matching group file entry in tmp/group" expect "delete line 'foo:*::'? " send "yes\r" expect "grpck: the files have been updated" expect "# " send "echo \$?\r" expect "2" send "exit\r" puts "OK\n" exit 0