nobody has execute permission on ps?
Probably quite the opposite, your webserver user doesn't have execute
permission on ps, so there is no execution or return value.
"Steven Shepherd" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> I am writing a script, actually modifying PhPSysInfo to include the top
> processes used on a machine. So far, no matter what I do, I can only get
> it to work via the command line. I get a blank screen when trying it via
> the browser:
>
> Tried this:
>
> <?php
> $data = `ps auxwww`; echo nl2br($data);
> ?>
>
> ------------------------------------------------
> and this:
>
> <TT>
> <PRE>
> <?php
> exec("/usr/bin/top n 1 b | head -8 | sed 's/[\$|^M]//g'", $top);
> while (list(,$line) = each($top)){
> echo $line, "<BR>\n";
> }
> ?>
> </PRE>
> </TT>
>
> I used sed to remove control characters..etc. Again, both examples above
> work via the command line, but not via a browser. User "www" is able to
> run this command as well, so it's not permissions. Help?! :)
>
>
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