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Click here to download plain text source code.

# subroutine name: list_dir
# Input:     absolute path to directory
#            files filter regexp [if empty, filter is ignored]
#            minumal age (in days since last modification time) [if empty,
#                         filter is ignored]
# Returns: array of found files (path included in filename)
sub list_dir {
    my ($dir, $regexp, $min_age) = @_;
    my @passed;
    if (opendir (LISTDIR, $dir)) {
        my @files = readdir(LISTDIR);            # Read in list of files in directory..
        closedir (LISTDIR);
        foreach my $file (@files) {
            if ($file ne "." && $file ne ".." && -f "$dir/$file" && ($regexp eq "" || $file =~ m/$regexp/s)) {
                if ($min_age) {
                    push (@passed, "$dir/$file") if (-M "$dir/$file" > $min_age);
                } else {
                    push (@passed, "$dir/$file");
                }
            }
        }
    }
    return @passed;
}
 
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