killAll

#!/bin/bash
# Author: Hamdi Roumani
# Description: Similar to pkill / killall but will prompt before killing any
#              process.
# -----------------------------------------------------------------------------

if [ "$#" -ne 1 ]; then
    echo "Usage: killAll <process to kill name>"
    exit
fi

# Capture all matching processes less grep and ps it self.
out=`ps -elf | grep -i "$1 " | grep -v "grep " | grep -v "ps "`

if [ -z "$out" ]; then
   exit;
fi

while read -r line
do
   # Capture process PID and description
   pname=`echo $line | awk '{print substr($0, index($0,$15))}'`
   pid=`echo $line | awk '{print $4}'`

   # Prompt for action and act accordingly
   # Note: The decision to look for a n/N instead of treating any input other
   # than y/Y as a "do not kill" had to do with screen notifications, often
   # when a process is killed (e.g. SSH) a bell is triggered by screen to
   # notify and often enter is pressed to continue which would be interpreted
   # as a "do not kill" decision.
   while true; do
      read -u 24 -p "Kill this process (\"$pname\", $pid) ? " answer

      case $answer in
         ([yY]* ) kill $pid
                  break;;
         ([nN]* ) break;;
         (* )     echo "Please use Y or N.";;
      esac
   done

# Need to redirect std out FD so we can use it to prompt within the while loop    
done 24<&0  <<<"$out"