Re: [PATCH 0/3] add c-ares and aria2

[Efraim Flashner]

On Mon,  2 Nov 2015 09:15:20 +0200
Efraim Flashner <address@hidden> wrote:

> This patch has driven me crazy a bit. C-ares is a library for asynchronous DNS
> lookups, and aria2 is a cli program to download multiple files/torrents
> simultaneously, and also a git-annex dependency. C-ares builds without any
> problems, but aria2 was a different story. The first problem is that the tests
> seem to need network connectivity, and it tries to access files outside the
> build chroot. Disabling the tests was the easy part. The second problem was 
> that
> pkg-config wouldn't find c-ares, so it kept on building without it. Looking at
> patch 3, where I finally got the flags correct to bypass pkg-config and 
> declare
> where to find c-ares, I got errors right at the end of the build phase where 
> it
> couldn't find certain features of c-ares. As the patches are, patch 1 and 2 
> work
> well, patch 3 doesn't build, but I've included it in case anyone has an idea 
> of
> something I can try. As it currently stands, nothing is currently set to 
> depend
> on c-ares, and aria2 works without it.

I meant to include the error at the end of the build phase:
  CXXLD    aria2c
./.libs/libaria2.so: undefined reference to `ares_fds'
./.libs/libaria2.so: undefined reference to `ares_getsock'
./.libs/libaria2.so: undefined reference to `ares_destroy'
./.libs/libaria2.so: undefined reference to `ares_process'
./.libs/libaria2.so: undefined reference to `ares_gethostbyname'
./.libs/libaria2.so: undefined reference to `ares_library_init'
./.libs/libaria2.so: undefined reference to `ares_strerror'
./.libs/libaria2.so: undefined reference to `ares_process_fd'
./.libs/libaria2.so: undefined reference to `ares_init'
./.libs/libaria2.so: undefined reference to `ares_library_cleanup'
collect2: error: ld returned 1 exit status
Makefile:1796: recipe for target 'aria2c' failed

> Efraim Flashner (3):
>   gnu: Add c-ares.
>   gnu: Add aria2.
>   gnu: aria2: Build with c-ares.
> 
>  gnu-system.am          |   1 +
>  gnu/packages/aria2.scm | 109 
> +++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 110 insertions(+)
>  create mode 100644 gnu/packages/aria2.scm
> 

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