[avahi] Building 0.6.17 on Solaris

[Padraig O'Briain]

Ted Percival wrote:
> Padraig O'Briain wrote:
>   
>> I was able to get it to build with the attached patch.
>>
>>  service-types.db: service-types build-db
>>  	$(PYTHON) build-db $< $@.coming
>> -	mv $@.coming $@
>> +	if test -f "$@.coming"; then mv $@.coming $@; fi
>>  
>>     
>
> I'm not sure why this is necessary. The change to this bit of code was
> made so that $@ would only be created if the build-db command succeeded.
> It's possible for the build-db command to fail but the $@ file to be
> created, which means if `make` is run again, it will consider the rule
> satisfied.
>
> I don't see how adding an 'if' around the mv command helps at all.
> Surely the mv command will only be attempted if the build-db command
> succeeds, in which case the $@.coming file will definitely exist. Have I
> missed something?
>   

On Solaris if build-db command succeeds $@.coming does not exist but 
$@.coming.pag and $@.coming.dir do.
 
> If this is the right change to make, it might also need to be made near
> line 35 where there is a similar service-types.db rule.
>
>