Re: [Discuss-gnuradio] Blocks missing from GRC after pre-cog installation

[Josh Blum]

On 10/22/2012 06:38 PM, Josh Blum wrote:
> Oh noes, it looks like the pre-cog is overwriting the gnuradio-cores'
> block_tree.xml. This should probably be renamed to pre_cog_block_tree.xml
> 

FYI, A fix was pushed for this issue. I hope it works now!

-josh

> -josh
> 
> On 10/22/2012 01:52 PM, Sakib Chowdhury wrote:
>> Hi,
>>
>> I cannot figure out the source of the problem. I don't have multiple
>> installations of gnuradio. While I'm installing gnuradio and grextras
>> (either by the installation script from gnuradio.org website or by
>> manually), I run git clone commands in ~/Downloads directory. Thus I have
>> gnuradio and grextras folders in ~/Downloads folder. So, in the usual way I
>> proceed to install, and they are properly installed in /usr/local/ . I run
>> GRC and get all the blocks. I attached the screenshot. Then I run git clone
>> command for pre-cog in ~/Downloads folder, so I have a pre-cog folder in
>> ~/Downloads. I then proceed to install it in usual manner (mkdir build,
>> cmake, make etc.) and it is properly installed. Then if I run GRC, blocks
>> are missing, those that start with gr_*.xml. I have attached the screenshot
>> too.
>>
>> Is there any other specific installation instructions?
>>
>> Thanks.
>>
>>
>> On Thu, Oct 18, 2012 at 9:44 PM, Josh Blum <address@hidden> wrote:
>>
>>>
>>>
>>> On 10/18/2012 11:07 AM, Sakib Chowdhury wrote:
>>>> Hi,
>>>>
>>>> Unfortunately reinstalling didn't solve the problem. I tried twice
>>> already.
>>>> What I did is first I removed all relevant gnuradio and uhd files and
>>>> folders from /usr/* folders and installed gnuradio, uhd, grextras using
>>> the
>>>> script linked on gnuradio.org website:
>>>
>>> Would you perhaps have multiple installs of gnuradio both in /usr and
>>> /usr/local? That could be one issue
>>>
>>> Also, while its ok to put gnuradio in /usr and grextras and pre-cog into
>>> /usr/local. You will need to set the GRC_BLOCKS_PATH environment
>>> variable to have entries for both block paths. The paths would be
>>> your_install_prefix/share/gnuradio/grc/blocks
>>>
>>> -josh
>>>
>>>> http://www.sbrac.org/files/build-gnuradio . I opened GRC and found some
>>>> newer blocks (obviously because of some updates to the source) along with
>>>> my previously missing blocks. So, everything is fine. Then I installed
>>>> pre-cog using the set of commands at the end of the page:
>>>> https://github.com/buoyboy/pre-cog/wiki/Installation . After that I
>>> opened
>>>> GRC and blocks that start with gr_*.xml are gone.
>>>>
>>>> Please let me know if I'm doing something wrong with the installation.
>>>> Isn't pre-cog supposed to be installed in this way? Or if pre-cog is
>>>> required, I have to install gnuradio in some other way apart from using
>>>> that script?
>>>>
>>>> Thanks.
>>>>
>>>>
>>>> On Wed, Oct 17, 2012 at 5:32 PM, Johnathan Corgan
>>>> <address@hidden>wrote:
>>>>
>>>>> On Wed, Oct 17, 2012 at 2:30 PM, Sakib Chowdhury <
>>> address@hidden>wrote:
>>>>>
>>>>>
>>>>>> I noticed that actually all block files (xml) are still there
>>>>>> in /usr/local/share/gnuradio/grc/blocks/ . What GRC is not displaying
>>> are
>>>>>> the blocks whose names start with gr_*.xml . I'll try to reinstall.
>>>>>>
>>>>>
>>>>> This was a recently fixed bug on GNU Radio master branch, related to the
>>>>> gr-blocks work Josh mentioned.
>>>>>
>>>>> Johnathan
>>>>>
>>>>>
>>>>
>>>
>>