Re: webmin and STDERR

[<tb...@gr...>]

Hi:
  thanks a lot!!!
  now i know what to do with my programs :D


> tb...@gr... wrote:
>>
>> Hi:
>>    i m writing a small webmin program with mysql & perl-DBI.
>>    i found that if  perl-DBI raise some error message then
>>    the rest page of webmin will disappear.
>>    so i try to print something myself to STDERR, and it stops rest
>>    pages of webmin.
>>    how can i show STDERR messages to webmin pages?
>>    thanks for ur help!!!
>
> The problem here is that when webmin is started at boot time from
> an init script on some operating systems, STDERR is not available
> so any webmin CGI that prints to it will immediately die with a
> SIGPIPE error. This can be very annoying, and has caused several
> problems with webmin in the past ..
>
> If you want to see stuff that gets printed to STDERR (useful for
> debugging purposes), the solution is to login as root and run
> /etc/webmin/stop ; /etc/webmin/start . If you are calling some library
> or program that may write to STDERR, your perl code should have
> the line  open(STDERR, ">/dev/null");  somewhere at the top, so that it
> doesn't die unexpectledy.
>
> - Jamie
>
> -
> Forwarded by the Webmin development list at web...@we... To
> remove yourself from this list, go to
> http://lists.sourceforge.net/lists/listinfo/webadmin-devel