dump process memory to file

dump_memory.sh

#!/bin/bash
if [ "$1" == "" ]; then
    echo "proc id required"
    exit 1
fi
grep rw-p /proc/$1/maps | sed -n 's/^\([0-9a-f]*\)-\([0-9a-f]*\) .*$/\1 \2/p' | while read start stop; do
  gdb --batch --pid $1 -ex "dump memory $1-$start-$stop.dump 0x$start 0x$stop";
done