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Re: mysterious backticks/system() behavior in CGI script

by btrott (Parson)
on Apr 10, 2000 at 21:42 UTC ( #7251=note: print w/replies, xml ) Need Help??

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  1. or download this
    print "PS file doesn't exist!" unless -e $image_output . ".ps";
    
  2. or download this
        The status returned by the last pipe close, backtick
        (``) command, or system() operator.  Note that this
    ...
        8), and $? & 255 gives which signal, if any, the
        process died from, and whether there was a core
        dump.  (Mnemonic: similar to sh and ksh.)
    

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