Re: problems with exec()

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From	"M. Strobel" <sorry_no_mail_here@nowhere.dee>
Newsgroups	comp.lang.php
Subject	Re: problems with exec()
Date	Mon, 16 Apr 2012 00:16:23 +0200
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Am 15.04.2012 19:43, schrieb J.O. Aho:
> 7segment wrote:
>> Hi.
>>
>> I have an interesting problem and I cannot figure out what the problem
>> might be.
>>
>> This does not  produce any output:
>>
>> $response = exec('ifconfig');
>> echo $response;
>>
>> Although when I try other commands, I get a response on the screen. So I
>> don't get what's so special about ifconfig.
>>
>> Could anyone help please?
> 
> ifconfig usually residence in /sbin (some GNU/Linux distribution are in the migration
> path of moving it to /usr/sbin), this directory  is never in a normal users or a
> daemon users $PATH, so you need to give the whole path to this binary to be able to
> run it.
> 
> By default the file is executional by all users, but someone may have changed
> permissions or setup ACL rules with for example SELinux.
> 

I can tell that on opensuse it it not executable by normal users.

/Str.

Thread

problems with exec() 7segment <7segment@nowhere.com> - 2012-04-15 11:37 -0500
  Re: problems with exec() 7segment <7segment@nowhere.com> - 2012-04-15 11:47 -0500
    Re: problems with exec() Jerry Stuckle <jstucklex@attglobal.net> - 2012-04-15 13:34 -0400
  Re: problems with exec() "J.O. Aho" <user@example.net> - 2012-04-15 19:43 +0200
    Re: problems with exec() "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-04-16 00:16 +0200
      Re: problems with exec() "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-04-16 00:22 +0200
        Re: problems with exec() "J.O. Aho" <user@example.net> - 2012-04-16 07:17 +0200
          Re: problems with exec() Une Bévue <unbewusstsein@fai.invalid> - 2012-04-16 10:07 +0200
            Re: problems with exec() "J.O. Aho" <user@example.net> - 2012-04-16 19:29 +0200
              Re: problems with exec() Une Bévue <unbewusstsein@fai.invalid> - 2012-04-18 15:44 +0200
                Re: problems with exec() "J.O. Aho" <user@example.net> - 2012-04-18 18:02 +0200
                Re: problems with exec() Une Bévue <unbewusstsein@fai.invalid> - 2012-04-18 19:43 +0200
                Re: problems with exec() "J.O. Aho" <user@example.net> - 2012-04-18 20:37 +0200
                Re: problems with exec() Une Bévue <unbewusstsein@fai.invalid> - 2012-04-18 23:31 +0200
  Re: problems with exec() Kim André Akerø <kimandre@nospambetadome.com> - 2012-04-16 13:27 +0200
    Re: problems with exec() "M. Strobel" <sorry_no_mail_here@nowhere.dee> - 2012-04-16 14:43 +0200

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