#!/usr/bin/awk -f

# remover removes parts of a textfile.
# start and stop tags are provided as parameters
# usage: remover.awk t1=TAG1 t2=TAG2 FILE

BEGIN {
	split(ARGV[1], argarr, "=");
	start = argarr[2]; 
	split(ARGV[2], argarr, "=");
	stop = argarr[2];
	omit = 0; 
}
{ 
	if ( $0 ~ start ) omit = 1;
	if ( omit == 0 ) print;
	if ( $0 ~ stop ) omit = 0;
}