#!/usr/local/bin/perl
&open_file("INFILE", "", "file1");
&open_file("OUTFILE", ">", "file2");
while ($line = &read_from_file("INFILE")) {
&print_to_file("OUTFILE", $line);
}
sub open_file {
local ($filevar, $filemode, $filename) = @_;
open ($filevar, $filemode . $filename) || die ("Can't open $filename");
}
sub read_from_file {
local ($filevar) = @_;
<$filevar>;
}
sub print_to_file {
local ($filevar, $line) = @_;
print $filevar ($line);
}