#!/bin/sh
# bin2hex --  binary to hex conversion.
#

(B=$1;for S in 128 64 32 16 8 4 2 1;do { E=$[$E+1];[ `echo $B|cut -c$E` = 1 ]&&{ T=$[$T+$S]; }; };done;echo $T|awk '{printf("%x\n",$1)}')
