Re: problems with system()
| From: | David Robley | Date: | Thu, 24 Jan 2002 22:25:36 +0000 |
| Subject: | Re: problems with system() | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-81984@lists.php.net to get a copy of this message | ||
In article <F221XRkyUMHQ93g389C00009f4a@hotmail.com>,
john_g83@hotmail.com says...
>
>
> Hello,
> I am in a bit of a pickle and would greatly appreciate any help. I
> have code which writes inputs to a txt file. These inputs are used as inputs
> to a c program. What I am trying to do is use the redirect command < to run
> the code from php. The command is:
> ./a.out<test.txt
>
> through php I use:
> system("./a.out<test.txt"); which does not work, (i.e the code is not
> executed)
>
> also, rather strangly when I add another redirect:
> system("./a.out<test.txt>junk");
> it does write the first couple of lines of the code output to the file.
>
> Can anyone see anything wrong? Any help would be great, thanks again
> John
Have you ensured that a.out is executable by the user that your web
server runs as? Does the output in the second case give any clues?
--
David Robley
Temporary Kiwi!