[asterisk-dev] [Code Review] 2414: install_prereq: Build jansson from source, when necessary

[Shaun Ruffell]

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/trunk/contrib/scripts/install_prereq
<https://reviewboard.asterisk.org/r/2414/#comment15679>

    Perhaps add a default JANSSON_VER if one isn't provided by the environment?


- Shaun Ruffell


On March 25, 2013, 2:36 p.m., David Lee wrote:
> 
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> https://reviewboard.asterisk.org/r/2414/
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> (Updated March 25, 2013, 2:36 p.m.)
> 
> 
> Review request for Asterisk Developers, Jason Parker and Matt Jordan.
> 
> 
> Repository: Asterisk
> 
> 
> Description
> -------
> 
> When r383579 was committed, it made Jansson a required dependency.
> 
> While libjansson-dev and jansson-devel are available on recent
> distros, some older (but still supported) distros don't have
> it. There's a pull request[1] to get it into repoforge, but that still
> doesn't help everyone. (And helps no one until the pull request is
> merged and packages are built).
> 
> This patch adds Jansson install from source to the install_unpackaged()
> function. There are a few gotcha's, which makes this change not
> completely trivial.
> 
>  * Since Jansson may be installed by a package, don't install from
>    source if a package installation can be found
>    * libresample may also be installed via package, so I added a
>      similar check to that.
>  * Since Jansson installs into /usr/local, this patch also adds
>    /usr/local/lib to /etc/ld.so.conf.d so that the library can be
>    found.
>    * The alternative was to install into /usr, but then it gets
>      complicated having to deal with EL's /usr/lib{32,64} shenanigans.
> 
>  [1]: https://github.com/repoforge/rpms/pull/250
> 
> 
> Diffs
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>   /trunk/contrib/scripts/install_prereq 383747 
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> Diff: https://reviewboard.asterisk.org/r/2414/diff/
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> 
> Testing
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> 
> Ran script on CentOS 5 and 6; it seemed to do the right thing.
> 
> 
> Thanks,
> 
> David Lee
> 
>

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