Use and/&& to test againsts system since it returns 0 for successful and true value on failure. 
system('some_command') && die 'cannot execute some_command';
# or
system 'some_command' and die 'cannot execute some_command';

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Update: Fixed precedence and added another example with and. Thanks, kyle and blazar :-)

Open source softwares? Share and enjoy. Make profit from them if you can. Yet, share and enjoy!

In reply to Re: Executing an application in Perl/CGI by naikonta
in thread Executing an application in Perl/CGI by Anonymous Monk

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