#!perl -w
use strict;
use FindBin;
use Config;

while(1) {
    print "Please enter your script's name:\n";
    my $srvname = <>;
    chomp $srvname;
    my($srv) = $srvname =~ /^(\w+)/;

    if ($srv =~ /[a-z]\w+/i) {
        my $dir = $FindBin::Bin;
        $dir =~ s/\//\\\\/g;
        my $ret = `instsrv $srv $dir\\srvany.exe`;
        if ($ret =~ /success/i) {
            my $perlpath = $Config{perlpath};
            $perlpath =~ s/\\/\\\\/g;
            my $srvpath = $FindBin::Bin;
            $srvpath =~ s/(?<=\\)[^\\]+$//;
            $srvpath =~ s/\//\\\\/g;
            $srvpath .= "\\\\$srvname";

            my $reg = qq(
            REGEDIT4

                [HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Servic
+es\\)
                .$srvname.qq(\\Parameters]
                "Application"="$perlpath"
                "AppParameters"="$srvpath"
            );
            $reg =~ s/^\n//;
            my ($space) = $reg =~ /^(\s+)/;
            $reg =~ s/^$space//gm;

            open (OUT, ">reg.reg") or die $!;
            print OUT $reg."\n";
            close OUT;

            my $errormsg = qq(
                              Couldn't automatically add necessary inf
+ormation
                              to registry... generating necessary regi
+stry
                              file, please add manually by double-clic
+king on
                              it.
                             );
            $errormsg =~ s/(?<=\n)\s+//g;
            system ("reg.reg") and die $errormsg;
            unlink "reg.reg";
            print "\n\n$ret";
            exit 0;
        }
        else {
            die qq(Error installing $srvname as service: "$ret"\n);
        }
    }
    else {
        my $errormsg =  qq(
                           Error: Your script's name must start with a
+ letter,
                           and can only contain letters, numbers, and 
+the
                           underscore.  Please try again.
                          );
           $errormsg =~ s/(?<=\n)\s+//g;
        print $errormsg;
    }
}
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