[Chicago-talk] Generate a 404 error from a perl script

[Jim Jacobus]

Well, that was easy. Now I feel dumb.
Thank you.


At 12:51 PM 12/23/2015, Don Drake wrote:

>Take a look at this example:
>
><http://www.oreilly.com/openbook/cgi/ch03_07.html>http://www.oreilly.com/openbook/cgi/ch03_07.html
>
>
>#!/usr/local/bin/perl
>$remote_host = $ENV{'REMOTE_HOST'};
>print "Content-type: text/plain", "\n";
>if ($remote_host eq "<http://bu.edu>bu.edu") {
>         print "Status: 200 OK", "\n\n";
>         print "Great! You are from Boston University!", "\n";
>} else {
>         print "Status: 400 Bad Request", "\n\n";
>         print "Sorry! You need to access this from Boston University!", "\n";
>}
>exit (0);
>
>
>-Don
>
>--
>Don Drake<http://www.drakeconsulting.com>www.drakeconsulting.com
>www.maillaunder.com
>312-560-1574
>800-733-2143
>
>>On Dec 23, 2015, at 11:43 AM, Jim Jacobus 
>><<mailto:JJacobus at ponyx.com>JJacobus at PonyX.com> wrote:
>>
>>
>>How to I create a 404 error from a cgi-bin script. I know the 
>>message needs to be before any other text, but I'm having trouble with this.
>>Background: I have a script that is indexed by all the search 
>>engines. It has a parameter which is a item number (e.g. 
>><http://example.com/cgi-bin/script.pl?nnnnnn>http://example.com/cgi-bin/script.pl?nnnnnn 
>>) where nnnnnn is a item number. The script figures out if this is 
>>a current item number and forwards it to an HTML page if it is. If 
>>it isn't a current item number, I create a page that is a similar 
>>product. The item numbers (nnnnnn) are added and deleted all the 
>>time. I want the search engines to stop indexing expired items, so 
>>I want to create a 404 error but still produce a page for the end user.
>>
>>I thought there was a simple print statement I needed to write out, 
>>but I'm having trouble figuring out what it is.
>>Thanks in advance.
>>Jim
>>
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