File: wait-bg.tests

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#! /bin/bash

i=0
while [ $i -lt  $1 ]
do
    /bin/sh -c "sleep 4; exit 0" &
    rv=$?
    pid=$!
    eval bg_pid_$i=$pid
    echo $$: Job $i: pid is $pid rv=$rv
    i=$((i + 1))
done



i=0
while [ $i -lt $1 ]
do
    eval wpid=\$bg_pid_$i
    echo Waiting for job $i '('pid $wpid')'
    wait $wpid
    rv=$?
    echo Return value is $rv
    i=$((i + 1))
done