# functions and variable loaded by scripts

JOBS=$(nproc)
export MAKEFLAGS="-j${JOBS}"
export LFS="/mnt/lfs"
export LFS_TGT=$(uname -m)-lfs-linux-gnu

PATH=/tools/bin:/bin:/usr/bin

export LC_ALL=C

fetch() {
	
	tarballname=$(echo $1 | rev | cut -d / -f 1 | rev)
	WGETCMD="wget --passive-ftp --tries=3 --waitretry=3 --output-document=$2/$tarballname.partial"
	WGETRESUME="-c"
	
	if [ -f $2/$tarballname ]; then
		echo "Source file $tarballname found."
		return 0
	else
		if [ -f $2/$tarballname.partial ]; then
			echo "Resuming $1"
			$WGETCMD $WGETRESUME $1
		else
			mkdir -p "$2"
			echo "Downloading $1"
			$WGETCMD $1
		fi
	fi
	
	if [ $? = 0 ]; then
		mv $2/$tarballname.partial $2/$tarballname
	fi
	
}