#!/bin/sh

# note this works for both a.out and ELF executables
# it also auto-generates requirment lines for shell scripts

ulimit -c 0

filelist=`sed "s/['\"]/\\\&/g"`
exelist=`echo $filelist | xargs -r file | fgrep executable | cut -d: -f1 `
scriptlist=`echo $filelist | xargs -r file | egrep ":.* (commands|script) " | cut -d: -f1 `
liblist=`echo $filelist | xargs -r file | grep "shared object" | cut -d : -f1 `

for f in $exelist; do
    if [ -x $f ]; then
	ldd $f | awk '/=>/ { print $1 }'
    fi
done | sort -u | sed "s/['\"]/\\\&/g" | xargs -r -n 1 basename | grep -v '4[um]lib.so' | sort -u

for f in $liblist; do
    ldd $f | awk '/=>/ { print $1 }'
done | sort -u | sed "s/['\"]/\\\&/g" | xargs -r -n 1 basename | grep -v '4[um]lib.so' | sort -u

for f in $scriptlist; do
    if [ -x $f ]; then
	head -1 $f | sed -e 's/^\#\![ 	]*//' | cut -d" " -f1
    fi
done | sort -u