AWK script for matching display modes from `xrandr --query`

display-modes.awk

BEGIN {
    matched = 0;
    if (!display) {
        print "No display variable set";
        exit;
    }
}

# Matches modelines
match($0, /^[[:blank:]]+/) {
    if (matched == 1) {
        print $0;
        next;
    }
}

match($0, display) {
    matched = 1;
    next;
}

{
    matched = 0;
}