Roel Janssen <r...@gnu.org> writes:

> Roel Janssen writes:
>
>> Dear Guix,
>>
>> I don't know what the impact of the following upgrade is, but I think it
>> would be good to update Boost to the latest stable version that was
>> released on May 13th, 2016.
>>
>> What do you think?
>>
>> Kind regards,
>> Roel Janssen
>>
>>>From a6409b0648352cac86a3ceb205ee183c034085f5 Mon Sep 17 00:00:00 2001
>> From: Roel Janssen <r...@gnu.org>
>> Date: Mon, 19 Sep 2016 10:08:52 +0200
>> Subject: [PATCH] gnu: boost: Update to 1.61.0.
>>
>> * gnu/packages/boost.scm (boost): Update to 1.61.0.
>> ---
>>  gnu/packages/boost.scm | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/gnu/packages/boost.scm b/gnu/packages/boost.scm
>> index 8fe8c8e..ccc1f06 100644
>> --- a/gnu/packages/boost.scm
>> +++ b/gnu/packages/boost.scm
>> @@ -34,7 +34,7 @@
>>  (define-public boost
>>    (package
>>      (name "boost")
>> -    (version "1.60.0")
>> +    (version "1.61.0")
>>      (source (origin
>>                (method url-fetch)
>>                (uri (string-append
>> @@ -43,7 +43,7 @@
>>                      ".tar.bz2"))
>>                (sha256
>>                 (base32
>> -                "0fzx6dwqbrkd4bcd8pjv0fpapwmrxxwr8yx9g67lihlsk3zzysk8"))))
>> +                "0h5nk7pgxf7xsvvshj9qfpsfp9wx6gq9r78n3nx736pxq83bsix5"))))
>>      (build-system gnu-build-system)
>>      (inputs `(("zlib" ,zlib)))
>>      (native-inputs
>
> It looks like an upgrade to 1.61.0 causes a build failure for MySQL:
>
> -------------------------- BUILD OUTPUT LOG FOR MYSQL 
> --------------------------
> -- BOOST_VERSION_NUMBER is #define BOOST_VERSION 106100
> CMake Warning at cmake/boost.cmake:266 (MESSAGE):
>   Boost minor version found is 61 we need 60
> Call Stack (most recent call first):
>   CMakeLists.txt:455 (INCLUDE)
>
>
> -- BOOST_INCLUDE_DIR /gnu/store/...fzzl-boost-1.61.0/include
> -- LOCAL_BOOST_DIR 
> -- LOCAL_BOOST_ZIP 
> -- Could not find (the correct version of) boost.
> -- MySQL currently requires boost_1_60_0
>
> CMake Error at cmake/boost.cmake:81 (MESSAGE):
>   You can download it with -DDOWNLOAD_BOOST=1 -DWITH_BOOST=<directory>
> ------------------------ END BUILD OUTPUT LOG FOR MYSQL 
> ------------------------
>
> So I guess the impact is too large to just go for it.
>
> Do we have a Guix command to find out which packages are dependent on
> a package (in this case Boost)?

You could use “guix refresh -l boost”.  This gives 190 packages with 395
dependent packages that would need to be rebuilt additionally.

~~ Ricardo


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