Posted by Rory Browne on 07/30/05 22:07

Does the command work when you try it from the command line?

If so, then try shell_exec("env > some_filename") and show us the results.

If not, then the problem is with your command.

First thing I would check is the existance of /usr/local/bin/mogrify

On 7/29/05, leonski <brotit@netscape.net> wrote:
> Greetings.
>
> I've practically worn my eyeballs out trying to figure out a problem and
> in desperation am posting here in the hope for familiar eyes to guide
> me, so thanks in advance.
>
> check out this code section:
>
> if (file_exists($imagefile)) {
> $execstring = escapeshellarg("/usr/local/bin/mogrify ".$imagefile."
> -resize 95x72! ");
> }
> else echo ("sorry there was a problem with that file");
> // then....2>&1 is assisting the debug
> $op = shell_exec($execstring.' 2>&1');
> echo $op;
>
> pretty simple - uses the ImageMagick: mogrify. Funny enough it doesn't
> work. The output is:
>
> sh: line 1: /usr/local/bin/mogrify /tmp/phpS1KCen -resize 320x240! :
> No such file or directory sh: line 1: /usr/local/bin/mogrify
> /tmp/phpS1KCen -resize 95x72! : No such file or directory
>
> beats me how it gets inside the if, if it doesn't exist!
>
> I have also tried ImageMagick:convert executable with a generated
> tempfile using tempnam() and the file is created in /tmp as expected,
> but is not filled by the convert - it stays empty, fails and doesn't get
> cleaned up.
>
> I cannot give a link to php.ini as its not on a public server. But Safe
> mode is Off, file size limits are OK as $imagefile can be displayed to
> the screen prior to the shell_exec call.
>
> I also tried using GD instead of ImageMagick and could not get
> imagecreatetruecolor to work either.
>
> OS is OS X on my laptop, entropy build of PHP as "Apache/1.3.29 (Darwin)
> PHP/5.0.4"
>
> I really do not know if this is a PHP, Apache or OS issue. Permissions
> are not it, I'm sure, and the user is www quite capable of writing into
> and reading from tmp, so there is no issue there.
>
> If anybody can tell me what *anything* about this problem, I'd be greatful.
>
> leonski.
>
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