[PD] how to install and use GPIO external

[Julian Brooks]

Hey Josh,

In the gpio folder, do you have 'gpio.l_arm' ?
i386 is for a different processor type and the rpi is arm.

Keep going, you're nearly there:)

Julian


On 18 June 2013 22:37, Josh Downing <jndowning at gmail.com> wrote:

> Sorry for attaching the pics. Will avoid this in the future.
>
> Julian, you are right, I have not compiled it. I did not know how to do
> this. When I navigate to the directory that I have unzipped the files
> ("home/pi/pd-externals/gpio") and then type "make" it prints the following:
>
> cc -DPD -O2 -funroll-loops -fomit-frame-pointer -fno-strict-aliasing
> -Wall -W -Wshadow -Wstrict-prototypes -Wno-unused -Wno-parentheses
> -Wno-switch  -I../pd/src -I../../pd/src -I../../../pd/src
> -I../../../../pd/src -I../../../../../pd/src -m32 -o gpio.o -c gpio.c
> cc1: error: unrecognized command line option ‘-m32’
> make: *** [gpio.l_i386] Error 1
>
> Do you know what this error message could mean? What should I expect as
> the output from compiling like this? Not sure what I should be looking for.
> I did notice that this output looks like what is listed in the
> "makefile.include" that is in the root directory of the zipped archive
> ("pi-externs.tgz").
>
> Josh
>
>
>
>
> On Tue, Jun 18, 2013 at 5:48 AM, Julian Brooks <jbeezez at gmail.com> wrote:
>
>> "i'm not very familiar with the specific help-patch, but i do know a
>> bit of Pd"
>>
>> The joy of understatement.
>>
>> Josh,
>>
>> sounds like you haven't compiled the external yet.
>>
>> My memory (and I'm guessing here, don't have a Pi to confirm atm) is
>> this: from the command line
>> cd (change directory) to the gpio folder (wherever you've put it on the
>> pI)
>> and type 'make'.  Check the command line doesn't spit any errors and in
>> theory there should be a gpio external sat in the gpio folder at the end of
>> it.
>>
>> Maybe you've done this already and it's compiled happily?
>>
>> In that case you need to tell Pd where the external is - a good place to
>> put it would be in the 'externals' folder.  puredata.info is your friend
>> here.
>>
>> Regards,
>>
>> Julian
>>
>>
>>
>>
>> On 18 June 2013 08:18, IOhannes m zmoelnig <zmoelnig at iem.at> wrote:
>>
>>> -----BEGIN PGP SIGNED MESSAGE-----
>>> Hash: SHA1
>>>
>>> On 2013-06-17 22:03, Josh Downing wrote:
>>> > How do I install this external? I can open the gpio-help.pd file
>>> > in pure data but when I try to open it I get the attached error
>>> > message (pd_error_message.png).
>>>
>>> <meta>
>>> for the future, would you mind posting the *text* of the error message
>>> into your mail, rather than creating a snapshot?
>>> it allows users who read their emails in text-based mail readers to
>>> understand your question and eventually answer it.
>>> also it does not waste bandwidth for no extra information...
>>> </meta>
>>>
>>>
>>> what's the content of gpio.l_i386?
>>> what does "ls -l gpio.l_i386" show?
>>> what does "ldd gpio.l_i386" show?
>>>
>>> > (gpio_help_configuration.png) for how I configured Jaime's
>>> > gpio-help.pd
>>>
>>> the main problem you have, is that the object does not create (dashed
>>> border), so it doesn't do anything.
>>> apart from that, how does your screenshot differ from the original
>>> help-patch?
>>> i'm not very familiar with the specific help-patch, but i do know a
>>> bit of Pd, and might be able to help if i could understand the problem.
>>>
>>>
>>> fgamsdr
>>> IOhannes
>>>
>>> -----BEGIN PGP SIGNATURE-----
>>> Version: GnuPG v1.4.12 (GNU/Linux)
>>> Comment: Using GnuPG with Icedove - http://www.enigmail.net/
>>>
>>> iEYEARECAAYFAlHACdQACgkQkX2Xpv6ydvRsAQCgilg7on3ckPDh0CuhnLZdtJtE
>>> cCEAoLm6bM3In2+anVbX2tgg6b6VSz8u
>>> =81Kk
>>> -----END PGP SIGNATURE-----
>>>
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>>
>>
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>
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