[ic] lpr within a usertag

Peter peter at pajamian.dhs.org
Sat Feb 2 17:49:32 EST 2008


On 02/02/2008 08:51 AM, Grant wrote:
>>> I'm able to print from my remote IC machine to my local printer server
>>> with 'lpr file.pdf' but I'm having trouble making it work within an IC
>>> usertag.  I'm using the following to test it:
>>>
>>> Usertag print Order
>>> Usertag print Routine <<EOR
>>> sub {
>>>         'lpr /catalogpath/file.pdf';
>>> }
>>> EOR
>>>
>>> I've also tried specifying just file.pdf without the absolute path but
>>> neither works.  There is nothing in either error.log.  Does anyone see
>>> what's wrong here?
>> Not that this is a great way to do this, but try using backticks (`)
>> instead of single quotes (').
>>
>> See Net::Printer
>> <http://search.cpan.org/~cfuhrman/Net-Printer-1.04/lib/Net/Printer.pm>
>> for a better solution.
> 
> Why do you prefer Net::Printer over 'lpr file.pdf'?

Because IC doesn't have to launch an external program that way.  It's 
nearly always better to use a perl module for any given task than it is 
to use a system call for various reasons of portability, lower process 
count, not having to fork, etc.

Peter



More information about the interchange-users mailing list