[BusyBox 0001149]: Problem with '[' command used internal to busybox ash

[Eric Spakman]

Hi Bernhard,

> On Tue, Jan 09, 2007 at 01:39:16PM -0800, bugs at busybox.net wrote:
>
>>
>> The following issue has been SUBMITTED.
>> ======================================================================
>> http://busybox.net/bugs/view.php?id=1149
>> ======================================================================
>> Reported By:                espakman
>> Assigned To:                BusyBox
>> ======================================================================
>> Project:                    BusyBox
>> Issue ID:                   1149
>> Category:                   Other
>> Reproducibility:            always
>> Severity:                   minor
>> Priority:                   normal
>> Status:                     assigned
>> ======================================================================
>> Date Submitted:             01-09-2007 13:39 PST
>> Last Modified:              01-09-2007 13:39 PST
>> ======================================================================
>> Summary:                    Problem with "[" command used internal to
>> busybox
>> ash
>> Description:
>> Ash revision 17084 introduced a problem with (at least) the "[" command
>> when configured internal to ash. When I use the following snippet in
>> linuxrc:
>>
>>
>> #!./busybox sh
>>
>>
>> #DEBUG=1
>>
>>
>> if [ $DEBUG ] ; then echo "test" fi
>>
>> The response with revision 17084 is:
>> /linuxrc: /linuxrc: 37: [: not found
>>
>>
>> (37 being the line number)
>>
>>
>> The attached small patch reverses a small part of the 17084 patch and
>> fixes the problem.
>
> heh. http://busybox.net/lists/busybox/2007-January/025808.html
> And what if you don't have test built-in?
>
In my case it won't work with the current linuxrc I use, because I do a
/bin/busybox --install -s

after "if [ $DEBUG ]".
Because the first line in the linuxrc script is "#!./busybox sh" it counts
on the internal "test" implementation. That's why I saw this particular
problem.

Eric