gcc/testsuite/ada/acats/run_test.exp

#!/usr/bin/expect -f

if {[info exists env(DEJAGNU_TIMEOUT)]} {
    set timeout $env(DEJAGNU_TIMEOUT)
} else {
    set timeout 300 
}

spawn -noecho $argv
expect timeout {
    send_user "Program timed out.\n"
    exit 1
}