#!/bin/bash
# Quick script to copy coreutil files into Nagios area
# Pass $1 as top level of coreutils source dir
# Expects to be run in the lib directory

function die { echo $1; exit 1; }

function copy_if_newer { [[ $1 -nt $2 ]] && cp $1 $2; }

coreutils_dir=$1

[[ -z $coreutils_dir ]] && die "Please specify coreutils directory"

cwd=`pwd`

[[ ${cwd##*/} != "lib" ]] && die "Must be run in lib directory"

# Get list of files from EXTRA_DIST in Makefile.am
# Need \\\ because the perl needs \\ but one is escaped
files="`perl -ne '$a=1 if s/^EXTRA_DIST\s*=\s*|libnagiosplug_a_SOURCES\s*=\s*//; $a=0 if /^\s*$/; if ($a==1) {s/\\\//; print $_}' Makefile.am`"

for i in $files ; do
	if [[ -e $coreutils_dir/lib/$i ]] ; then
		copy_if_newer $coreutils_dir/lib/$i ./$i
	elif [[ -e $coreutils_dir/m4/$i ]] ; then
		copy_if_newer $coreutils_dir/m4/$i ./$i
	else
		echo "Not found: $i"
	fi
done