#!/bin/sh

ROOT=/dev/sda1

		device=/dev/no_partition_found
		eval "$(awk -v c="$ROOT" '
			BEGIN {
				num_pattern_short = "[0-9a-f][0-9a-f][0-9a-f]";
				num_pattern = "[0-9a-f]" num_pattern_short;
				dev_pattern = "[hms][a-z][a-z]([0-9])+";
				partition = "no_partition_found";
				min = -1; maj = -1;

				sub("^0x", "", c);
				if (c ~ "^" num_pattern_short "$") sub("^", "0", c);
				if (c ~ "^" num_pattern  "$") {
					maj = sprintf("%s",substr(c,1,2));
					min = sprintf("%s",substr(c,3));
				}
				if (c ~ "^\/dev\/" dev_pattern "$") sub("^/dev/","", c);
				if (c ~ "^" dev_pattern "$") partition = c;
			}

			$4 ~ partition { maj = $1; min = $2; }
			$1 ~ maj && $2 ~ min { partition = $4; }

			END {
					printf("device=/dev/%s; maj=%s; min=%s;\n", partition, maj, min);
			}
			' ./test.partitions)"