dati

#!/bin/bash

#defaults
t=s
i=1000000
e=2000000
s=100000
k=10
d=0
c=100
ARCH=`uname -m`

function helps {
	echo -n "USAGE: $0 <-t radixSortType> <-i number> <-e number> "
	echo "<-s number> <-k number> <-c number> <-d debug>"
	echo "USAGE: $0 <-h>"
	echo " -t : radix sort type (def: '$t') <'s'=serial|'p'=parallel>"
	echo -n " -i : initial number of iterations (def: "
	echo -n $i | sed -r ':L;s=\b([0-9]+)([0-9]{3})\b=\1,\2=g;t L'
	echo ") <N_min>"
	echo -n " -e : end number of iterations (def: "
	echo -n $e | sed -r ':L;s=\b([0-9]+)([0-9]{3})\b=\1,\2=g;t L'
	echo ") <N_max>"
	echo -n " -s : step number of iterations (def: "
	echo -n $s | sed -r ':L;s=\b([0-9]+)([0-9]{3})\b=\1,\2=g;t L'
	echo ") <N_step>"
	echo " -k : maximum digit of each iteration (def: $k) <1 < K < 10>"
	echo " -c : chunksize in parallel mode (def: $c)"
	echo " -d : debug level (def: $d) <D >= 0>"
	echo -e "\tThis program loops radix sort program in a for indicated by"
	echo -e "\tparameters for N with same K"
	exit 0
}

function test {
	t="serial"
	[ $1 == "p" ] && t="parallel"
	echo "Type = $t radix sort"
	echo "  N  = from $2 to $3 each $4 step"
	echo "  K  = $5"
	echo "  D  = $6"
	echo "  C  = $7"

	for (( i=$2; i<=$3; i=i+$4 )); do
		nice -n 19 ./${ARCH}/radix_sort_$t $i $5 $6 $7
	done
	exit 0
}

function is_int() {
	return $(test “$@” -eq “$@” > /dev/null 2>&1);
}

FOUND=0
while getopts "ht:i:e:s:k:c:d:" optname; do
	case "$optname" in
	"h"|"?")
		helps
	;;
	"t")
		case "$OPTARG" in
		"p"|"s")
			t=$OPTARG
			FOUND=1
		;;
		esac
	;;
	"i"|"e"|"s"|"k"|"c"|"d")
		[ -z $OPTARG ] && echo "ERROR: No input value for '$optname' parameter" && exit 1
		if [[ "$OPTARG" = *[![:digit:]]* ]]; then
			echo "ERROR: Positive integer required for '$optname' parameter"
			exit 1
		else
			let ${optname}=$OPTARG
			FOUND=1
		fi
		([ $c -lt 1 ] ) && echo "ERROR: C ain't to be lesser than 1" && exit 1
		([ $k -gt 10 ] || [ $k -lt 1 ] ) && echo "ERROR: K ain't to be greater than 10 or lesser than 1" && exit 1
	;;
	*)
		# Should not occur
		echo "ERROR: Unknown error while processing options"
		exit 1
	;;
	esac
done
if [ $FOUND -gt 0 ]; then
	test $t $i $e $s $k $d $c
else
	helps
fi