sub fileset {
my ($filename, $replace, $search) = @_;
- $search = $replace if not defined $search;
my $tmpname = "$filename.$$.tmp";
my $changes = 0;
+ $search = $replace if @_ < 3;
+
+ # generate a single regex to emulate smart match
+ $search = [$search] unless ref $search eq 'ARRAY';
+ @$search = grep { defined } @$search;
+ $search = @$search ? join('|', map { ref $_ ? $_ : "^\Q$_\E\$" } @$search) : undef;
+
open my $src, '<', $filename;
open my $dest, '>', $tmpname;
while (readline $src) {
chomp;
- if ($_ =~ (ref $search ? $search : qr/^\Q$search\E$/)) {
+ if (defined $search and $_ =~ /$search/s) {
if (ref $replace eq 'ARRAY') {
if (@$replace and $_ eq $replace->[0]) {
shift @$replace;