1 files changed, 44 insertions, 0 deletions

diff --git a/Helper.pm b/Helper.pm
new file mode 100644
index 0000000..198a648
--- /dev/null
+++ b/Helper.pm
@@ -0,0 +1,44 @@
+package Helper;
+use strict;
+
+use Exporter();
+use vars qw($VERSION @ISA @EXPORT);
+$VERSION = 0.01;
+@ISA=qw(Exporter);
+@EXPORT=qw(&get_option);
+
+sub get_option ($$) {
+    my $file = 'Cache';
+    my $response;
+    my $var = shift;
+
+    require "$file.pm";
+    if(defined($Cache::{$var})){
+                        $response=$Cache::{$var};
+                        return $$response;
+                }
+
+                my $request = shift;
+                my $filename;
+                my $path;
+                foreach $path (@INC) {
+                        $filename="$path/$file.pm";
+                        last if (-e $filename);
+                }
+                print STDERR "Enter $request\n";
+                $response=<STDIN>;
+                chop($response);
+                open(CACHE,"<$filename") or die "Cannot open cache for reading";
+                undef $/;
+                my $cache = <CACHE>;
+                $/="\n";
+                close CACHE;
+                $cache =~ s/^(\@EXPORT\s*=\s*qw\(\s*[^\)]*)\)\s*;/$1 $var\)\;/msg;
+                $cache =~ s/^1;[\n\s]*\Z/\$$var=\"$response\"\;\n1\;\n/msg;
+                open(CACHE,">$filename") or die "Cannot open cache for writing";
+                print CACHE $cache;
+                close CACHE;
+                return $response;
+}
+
+1;