#! /bin/sh
# $Id$

if [ "$1" = "-n" ];then
	n=true
	shift
else
	n=false
fi

if [ -n "$2" ];then
	PID="$2"
else
	PIDS="$(sed -n 's/^ptrace *(PTRACE_ATTACH, *\([0-9]*\),.*$/\1/p' "$1"|sort -u)"
	if [ -z "$PIDS" ];then
		echo >&2 "No PIDS found!"
		exit 1
	fi
	PID='\('"$(echo "$PIDS"|tr '\n' ','|sed -e 's/,$//' -e 's/,/\\|/g')"'\)'
fi
echo >&2 "PID=$PID"
grep $PID $1 \
	| grep -v '^\(\(open\|read\|write\) *(\|ptrace *( *PTRACE_\(PEEK\|POKE\)\)' \
	| if $n;then cat;else sed -e 's/\<'$PID'\>/PID/g' -e 's/0x[0-9a-f]\{5,\}/HEX/g';fi