On 11/03/2018 17:57, Hazel Russman wrote:
> On Sun, 11 Mar 2018 17:51:29 +0100
> Pierre Labastie <pierre.labas...@neuf.fr> wrote:
> 
>> On 11/03/2018 16:19, Pierre Labastie wrote:
>>> On 11/03/2018 15:51, Hazel Russman wrote:  
>>>> The ninja.build file created by meson for this package contains a help2man 
>>>> command with the argument --help-option="--help-all". My help2man command 
>>>> will not accept this argument, so the build terminates prematurely. If I 
>>>> edit the argument out by hand, the build succeeds.
>>>>
>>>> I don't have a man page for help2man but I have seen online man pages that 
>>>> include --help-option as a valid argument.
>>>>
>>>> If I type help2man --help, the option is not shown.
>>>>  
>>>
>>> The help2man installed with lsb_release is too old. This has been discuted 
>>> in
>>> November (about pango, see thread starting at
>>> http://lists.linuxfromscratch.org/pipermail/blfs-support/2017-November/079667.html).
>>> Not sure what the outcome was...
>>>
>>> Ah and also more recently in the thread starting at
>>> http://lists.linuxfromscratch.org/pipermail/blfs-dev/2018-February/034037.html
>>>
>>> Guess we can state one of the BLFS editors rule:
>>> Editors struggling to stay up to date with upstream never fix little 
>>> annoyances...
>>>
>>> Let me try. After half a day spent fixing longindex, I guess I'm up to 
>>> fixing
>>> this too.
>>>   
>>
>> So I'll remove the instructions for installing help2man in lsb_release,
>> add an external dependency on gnu help2man in pango, and also copy the man
>> page for pango-view, which exists in the build tree, to its location.
>>
>> Pierre
>>
>>
>>
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> Yes, it was pango, not cairo. I always get those two mixed up. It works fine 
> with a new help2man installed.
> 
> I was going to suggest adding help2man as a required dependency but you've 
> already beaten me to it.
> 

It's not required: if meson does not find it, it is not used.

Pierre
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