Re: (ITS#8056) [PATCH] libdb version is not detected correctly when using gcc5

[jsynacek@redhat.com]

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Howard Chu <hyc@symas.com> writes:
> jsynacek@redhat.com wrote:
>> Full_Name: Jan Synacek
>> Version: 2.4.40
>> OS: GNU/Linux
>> URL: https://jsynacek.fedorapeople.org/openldap/jsynacek-20150211-fix-li=
bdb-detection-with-gcc-5.patch
>> Submission from: (NULL) (94.112.188.81)
>>
>>
>> The old cpp version generated:
>> __db_version 5
>>
>> Configure then correctly picked up the version, since it greps for
>> "__db_version".
>>
>> The new output:
>> __db_version
>>              5
>>
>> Grepping no longer works and configure fails.
>>
>> Running cpp with -P (inhibit linemarkers generation) fixes this when usi=
ng gcc
>> 5.
>> Behavior with older versions of gcc is not changed.
>
> Your patch is simple enough but frankly this sounds like a bug in gcc=20
> 5's cpp. It shouldn't be inserting gratuitous whitespace in the middle=20
> of lines, or inserting line breaks arbitrarily.

Yes, probably. But in the meantime, I needed the package to build, so I
wrote this patch.

Cheers,
=2D-=20
Jan Synacek
Software Engineer, Red Hat

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