On May 8, 2018, at 10:34, Branko Čibej wrote:
> On 08.05.2018 17:18, Branko Čibej wrote:
>> On 07.05.2018 15:11, Ryan Schmidt wrote:
>>> On May 3, 2018, at 15:11, Branko Čibej wrote:
>>> 
>>>> I think there are more than enough improvements on trunk[1] to warrant a
>>>> new release; whether that's called 1.4.0 or 2.0 (which is the current
>>>> trunk version) doesn't really matter; but more than a year and a half
>>>> since the last release, it really is time for a new one.
>>>> 
>>>> I'd be happy to do the RM tasks if necessary.
>>>> 
>>>> Thoughts?
>>>> 
>>>> -- Brane
>>>> 
>>>> [1] I'm aware of:
>>>> 
>>>> * HTTP/2
>>>> * OCSP client request and response handling
>>>> * Brotli compression
>>>> * Better support for building with OpenSSL 1.0.x/1.1.x and LibreSSL
>>> It would be great if libserf could get its library versioning information 
>>> back on macOS with scons 2.4.1 and later. It's been missing for over 2 
>>> years already.
>>> 
>>> http://mail-archives.apache.org/mod_mbox/serf-dev/201709.mbox/%3cb86d4fe3-0129-4aa7-a03c-a478af41e...@ryandesign.com%3e
>> I appreciate your fiery passionate hatred for scons, but someone has to
>> step up with a fix to our build scripts or cross-platform replacement
>> (which these days would mean cmake, which I have a fiery passionate
>> hatred for ... go figure).

Oh yes, cmake is terrible too, though because it's more popular than scons it 
might be slightly less terrible. All build systems are terrible...


> Does this fix the problem for you? It looks like a bit of a horrible
> hack to me, but appears to work:
> 
> 
> Index: SConstruct
> ===================================================================
> --- SConstruct        (revision 1830991)
> +++ SConstruct        (working copy)
> @@ -236,8 +236,13 @@ incdir = '$PREFIX/include/serf-$MAJOR'
> # Unfortunately we can't set the .dylib compatibility_version option 
> separately
> # from current_version, so don't use the PATCH level to avoid that build and
> # runtime patch levels have to be identical.
> +current_version = '%d.%d.%d' % (MAJOR, MINOR, PATCH)
> +compat_version = '%d.%d.%d' % (MAJOR, MINOR, 0)
> if sys.platform != 'sunos5':
> -  env['SHLIBVERSION'] = '%d.%d.%d' % (MAJOR, MINOR, 0)
> +  env['SHLIBVERSION'] = compat_version
> +if sys.platform == 'darwin':
> +  env.Append(LINKFLAGS=['-Wl,-current_version,' + current_version,
> +                        '-Wl,-compatibility_version,' + compat_version])
> 
> LIBNAME   = '%sserf-%d' % (env['LIBPREFIX'], MAJOR)
> if sys.platform == 'win32':

That does work for me, thanks.

When the scons shared library generation code was refactored in scons 2.4.1, 
the code that sets the -current_version and -compatibility_version flags 
disappeared. I don't know why. Maybe every project that uses scons to build a 
shared library on macOS is now expected to pass those flags manually, just as 
projects already had to pass the -install_name flag on macOS. Serf used to set 
-current_version and -compatibility_version years ago, until that was removed 
in r1699700.

I looked through the scons-users mailing list archives from the release of 
2.4.1 to present and didn't see a discussion of the issue. I didn't see any 
issues on their GitHub project about it. I've now asked about it on their 
mailing list. My post hasn't gone through yet but it should appear here 
eventually:

https://pairlist4.pair.net/pipermail/scons-users/2018-May/thread.html



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