Re: [igraph] building igraph in R using a local copy of the C library

[Gábor Csárdi]

Perhaps you ran make in the igraph directory? You need to run make in
rigraph, and it should create a NAMESPACE file, AFAIR.

Gabor

On Wed, Dec 23, 2015 at 6:57 PM, Jason Cory Brunson <address@hidden> wrote:
> Thanks, Gábor.
>
> I've reached my first hangup. Here's what i've done so far (Mac OS X 10.9):
>
> 1. Fork both igraph and rigraph repositories.
> 2. Clone both to local directories.
> 3. Edit the .gitmodules file in the rigraph directory to point to the
> adjacent igraph directory ("../igraph"), and update ("git submodule update
> --init").
> 4. (After installing Automake) make ("make").
>
> So far (as i can tell), so good. Here's what threw an error:
>
> 5. In R, with devtools, in the rigraph directory, document the package
> (which is necessary to then load it into the session, e.g. via load_all):
> "document()". Here's the error, with the few output lines preceding it:
>
> configure: creating ./config.status
> config.status: creating src/Makevars.tmp
> config.status: creating src/Makevars
> config.status: src/Makevars is unchanged
> config.status: creating src/config.h
> config.status: src/config.h is unchanged
> ERROR: a 'NAMESPACE' file is required
> * removing
> ‘/private/var/folders/pg/fjg8r4fj5v33zqmwptf9mfg80000gn/T/Rtmpm4Uw4x/devtools_install_d9511fcb3c02/igraph’
> Error: Command failed (1)
>
> The rigraph directory has no NAMESPACE file—and my understanding is that the
> NAMESPACE file should be created, not required, by document(). As an
> experiment, i copied the NAMESPACE file from the current release of igraph
> into the rigraph directory and tried "document()", but received "ERROR:
> compilation failed for package ‘igraph’".
>
> Thanks again,
>
> Cory
>
>
> On 12/13/15 6:25 PM, Gábor Csárdi wrote:
>>
>> Hi,
>>
>> the C igraph library is a submodule in the dev tree of the R package.
>> So one thing you could do is forking both repos, and point the
>> submodule in the forked R repo to the forked C repo.
>>
>> The build process is far from trivial, unfortunately, but we can help
>> if you get stuck. You can start it by just issuing 'make' in the R
>> package repo root.
>>
>> Gabor
>>
>> On Fri, Dec 11, 2015 at 8:27 PM, Jason Cory Brunson <address@hidden>
>> wrote:
>>>
>>> Hi,
>>>
>>> I would like to be able to build the igraph package in R using a local
>>> copy
>>> of the C library in a sandbox directory (i.e. not where libraries are
>>> installed by default), for the purpose of writing additional functions in
>>> the C library to call in R (python would be OK too).
>>>
>>> A friend with more programming experience tried to help me, but ran into
>>> trouble early on. So i wonder if there's a straightforward sequence of
>>> steps
>>> i should take, or if a walkthrough is posted somewhere—or if this is
>>> simply
>>> not something someone not fluent in C should be doing.
>>>
>>> I did not see anything in the list archives. Thanks for any help.
>>>
>>> Cory
>>>
>>> _______________________________________________
>>> igraph-help mailing list
>>> address@hidden
>>> https://lists.nongnu.org/mailman/listinfo/igraph-help
>>
>> _______________________________________________
>> igraph-help mailing list
>> address@hidden
>> https://lists.nongnu.org/mailman/listinfo/igraph-help
>
>
>
> _______________________________________________
> igraph-help mailing list
> address@hidden
> https://lists.nongnu.org/mailman/listinfo/igraph-help