On Wednesday 10 May 2006 4:02 pm, Ginger Cheng wrote:
> Hello, PHP gurus,
> I have a command that I want to run using system function. The
> command exploits temporary named pipes in the place of temporary files.
>
> my command is
>
> paste <(cut -f1 file1) <(cut -f2 file2) > final_file
>
> It works perfectly well if I just type it in my interactive
> shell. But if I do a
>
> <?php
> $cmd = " paste <(cut -f1 file1) <(cut -f2 file2) > final_file";
> system($cmd);
> ?>
>
> I got the syntax error msg as
> "sh: -c: line 1: syntax error near unexpected token `('". I have tried
> to 'escapeshellcmd' the command and run it in system, then I got
>
> paste: invalid option -- f
> Try `paste --help' for more information.
>
> Also tried exec. I really want to take advantage of the
> temporary named pipes so I don't have to worry about the temporary files
> generated. I've been googling around without much help. Could anyone
> plz give me some hint? Thanks a lot
> ginger
Think you might want the shell_exec() command instead.
http://us2.php.net/manual/en/function.shell-exec.php
HTH
--
Joe Henry
www.celebrityaccess.com
jhenry@xxxxxxxxxxxxxxxxxxx
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