1*357f1050SThomas Veerman{ 2*357f1050SThomas Veerman if( /#line/ && $1 != ($3 - 1)) { 3*357f1050SThomas Veerman printf "Line directive mismatch at line %d: %s\n", NR, $0; 4*357f1050SThomas Veerman exit 1; 5*357f1050SThomas Veerman } 6*357f1050SThomas Veerman} 7*357f1050SThomas Veerman 8