From: phillip.lord@russet.org.uk (Phillip Lord)
To: Eli Zaretskii <eliz@gnu.org>
Cc: 22959@debbugs.gnu.org, Fabrice Popineau <fabrice.popineau@gmail.com>
Subject: bug#22959: Emacs on Windows depends on libwinpthreads
Date: Mon, 18 Apr 2016 14:06:03 +0100 [thread overview]
Message-ID: <87zisrawxw.fsf@russet.org.uk> (raw)
In-Reply-To: <837ffwb8st.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 17 Apr 2016 17:37:38 +0300")
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Fabrice Popineau <fabrice.popineau@gmail.com>
>> Date: Sat, 16 Apr 2016 23:48:35 +0200
>>
>> At this point, when I build emacs for w64 using msys2,
>> emacs.exe depends on libwinpthread for only one symbol
>> which is clock_gettime().
>> This is called from lib/gettime.c:gettime().
>
> This is not supposed to happen. I don't see this on my system.
>
> There's some factor at work here that I cannot figure out: the
> configure-time test for clock_gettime doesn't try to look for that
> function in the pthreads library, it only tries the "normal" link
> without any extra libraries, and if that fails, tries 2 extra
> libraries: librt and libposix4, none of which I'd expect to see on
> MS-Windows in a MinGW installation.
I did get the same thing at one point.
> It could be something peculiar to MinGW64/MSYS2 build. Are you sure
> libwinpthread dependency is not a requirement of the MinGW64 GCC port?
This was the cause of the problem for me.
>
> So please look in config.log, and tell how did pthreads get into this
> test.
>
>> It may be possible to remove this dependency for w64
>> and switch to gettimeofday(). No idea if we would lose
>> something in doing so.
>
> Probably nothing at all, as the 32-build AFAIK doesn't depend on
> libwinpthread (at least mine doesn't).
And this, also stemmed from msys2 rather than anything different in
Emacs.
Phil
next prev parent reply other threads:[~2016-04-18 13:06 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-09 14:52 bug#22959: Emacs on Windows depends on libwinpthreads Phillip Lord
2016-03-09 16:20 ` Eli Zaretskii
2016-03-09 16:32 ` Phillip Lord
2016-03-09 16:59 ` Eli Zaretskii
2016-03-09 18:56 ` Phillip Lord
2016-03-09 19:16 ` Eli Zaretskii
2016-04-16 21:48 ` Fabrice Popineau
2016-04-17 14:37 ` Eli Zaretskii
2016-04-17 15:25 ` Fabrice Popineau
2016-04-17 16:42 ` Eli Zaretskii
2016-04-17 19:31 ` Fabrice Popineau
2016-04-18 18:58 ` Eli Zaretskii
2016-04-18 19:50 ` Fabrice Popineau
2016-04-21 16:25 ` Eli Zaretskii
2016-04-18 13:06 ` Phillip Lord [this message]
2016-04-18 13:41 ` Fabrice Popineau
2016-04-18 19:02 ` Eli Zaretskii
2016-04-19 7:26 ` Fabrice Popineau
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