[mythtv-users] Compiling mythtv.30 - why does hdhomerun show disabled?

[John Pilkington]

On 08/04/2019 21:50, David Hampton wrote:
> On Mon, 2019-04-08 at 14:45 -0500, Richard Shaw wrote:
>> On Mon, Apr 8, 2019 at 2:26 PM Ralph <rbonafied at gmail.com> wrote:
>>>
>>> Fair questions :)  I downloaded libhdhomerun.tar.gz to my Mageia
>>> system.
>>>   Libhdhomerun compiled fine and created  libhdhomerun.so.   I
>>> copied *.h
>>> to /usr/include and /usr/local/include.  I copied *.so to both
>>> /usr/local/lib and /usr/lib64.  I made sure the permissions were
>>> world
>>> readable.
>>>
>>> I then ran mythtv's configure with the following options:
>>>
>>> ./configure --prefix=/usr/local/mythtv.30 --enable-vdpau
>>> --with-bindings=perl --disable-altivec --enable-libmp3lame
>>> --enable-libx264 --enable-libxvid  --enable-
>>> sdl2 --disable-xnvctrl
>>>
>>> I saw this in the output of configure:
>>> HDHomeRun support         no
>>>
>>> I then wrote this reply :)
>>
>> Two things I can think of...
>>
>> 1. Were the libraries executable? They must be executable on Fedora
>> (and I believe RPM based systems), and not on Debian based systems.
>>
>> 2. The Fedora package mangles the includes to be in a subdirectory,
>> perhaps configure is only looking there?
> 
> Fedora and Debian mangle the include files into differently named
> directories.
> 
> Configure is looking for:
> 
> 1) A library named libhdhomerun.so wherever your libs normally go
> 
> 2) A header file named hdhomerun/hdhomerun.h or
> libhdhomerun/hdhomerun.h wherever your include files normally go
> 
> 3) The include file must pull in the declaration of a function named
> hdhomerun_discover_find_devices or hdhomerun_discover_find_devices_v2.
> That will be in the file hdhomerun_discover.h, included from
> hdhomerun.h.
> 
> I don't know whether the library must be executable.  Configure will
> attempt to link it into a test executable, and that must succeed.
> 
> Look at the config.ep file that is created when you run configure and
> see what it says.
> 
> David

I have been using Gary B's scripts for building MythTV packages in 
RedHat environments.  I wonder if this link might be helpful:
Committed 24 Feb

build hdhomerun-record rpms for mageia distribution

https://github.com/garybuhrmaster/packaging/commit/0ec248c213021f5d3cf94371cbc0cf5246f9c69c

John P