Support CRLF line termination regardless of system record separator,
preventing mangled output due to column returns before appended graphs.
Besides Windows files, \r is also added by unbuffer -p for some reason.
my (@lines, @values);
while (readline) {
my (@lines, @values);
while (readline) {
s/^\h*// unless $opt{unmodified};
push @values, s/^ ( \h* -? [0-9]* \.? [0-9]+ |)//x && $1;
if (defined $opt{trim}) {
s/^\h*// unless $opt{unmodified};
push @values, s/^ ( \h* -? [0-9]* \.? [0-9]+ |)//x && $1;
if (defined $opt{trim}) {