From: Jani Nikula <jani@nikula.org>
To: Thomas Klausner <tk@giga.or.at>
Cc: Notmuch Mail <notmuch@notmuchmail.org>
Subject: Re: notmuch-0.16: realpath() compatibility issue; clang visibility problem
Date: Sat, 4 Jan 2014 14:35:54 +0200 [thread overview]
Message-ID: <CAB+hUn-8eyY07y3j1N3JJLQ3qWVEVPoGWHcUVkovg34xH0ZOwQ@mail.gmail.com> (raw)
In-Reply-To: <20140103214735.GG27614@danbala.tuwien.ac.at>
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For the visibility issue please upgrade Notmuch.
BR,
Jani.
On Jan 4, 2014 2:26 PM, "Thomas Klausner" <tk@giga.or.at> wrote:
>
> Hi!
>
> I'm currently starting to try out notmuch-0.16 on NetBSD. It went off
> to a rocky start, since it segfaulted in the initial config setup.
>
> Debugging it I found that notmuch uses a glibc extension to realpath,
> allowing NULL as second argument.
>
> I've converted it to use a prepared buffer instead; attached is a
> possible patch that makes notmuch complete its setup phase for me, and
> adds inclusion of the header files suggested by the realpath man page
> on NetBSD. Please address this issue in some way in the next release.
>
> Additionally, when compiling with clang, there are issues with the
> visibility. The symptoms are:
>
> In file included from lib/database.cc:21:
> In file included from ./lib/database-private.h:33:
> ./lib/notmuch-private.h:479:8: error: visibility does not match previous
declaration
> array subscriptstruct visible _notmuch_string_list {
> ^
> ./lib/notmuch-private.h:67:33: note: expanded from macro 'visible'
> # define visible __attribute__((visibility("default")))
> ^
> ./lib/notmuch-private.h:52:13: note: previous attribute is here
> #pragma GCC visibility push(hidden)
> ^
>
> In file included from lib/parse-time-vrp.cc:23:
> In file included from ./lib/database-private.h:33:
> ./lib/notmuch-private.h:479:8: error: visibility does not match previous
declaration
> struct visible _notmuch_string_list {
> ^
> ./lib/notmuch-private.h:67:33: note: expanded from macro 'visible'
> # define visible __attribute__((visibility("default")))
> ^
> ./lib/notmuch-private.h:52:13: note: previous attribute is here
> #pragma GCC visibility push(hidden)
> ^
> 1 warning generated.
> In file included from lib/directory.cc:21:
> ./lib/notmuch-private.h:479:8: error: visibility does not match previous
declaration
> struct visible _notmuch_string_list {
> ^
> ./lib/notmuch-private.h:67:33: note: expanded from macro 'visible'
> # define visible __attribute__((visibility("default")))
> ^
> ./lib/notmuch-private.h:52:13: note: previous attribute is here
> #pragma GCC visibility push(hidden)
> ^
>
> and so on. I guess it is because the visibility differs between c and
> c++. I've disabled visibility locally, see second attached patch, but
> of course that's not a solution, just a workaround. Suggestions
> welcome.
>
> Thanks,
> Thomas
>
> _______________________________________________
> notmuch mailing list
> notmuch@notmuchmail.org
> http://notmuchmail.org/mailman/listinfo/notmuch
>
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next prev parent reply other threads:[~2014-01-04 12:36 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-03 21:47 notmuch-0.16: realpath() compatibility issue; clang visibility problem Thomas Klausner
2014-01-04 12:35 ` Jani Nikula [this message]
2014-01-04 12:46 ` Jani Nikula
2014-01-04 12:53 ` Thomas Klausner
2014-01-04 13:06 ` Tomi Ollila
2014-01-04 13:28 ` Thomas Klausner
2014-01-04 12:52 ` Thomas Klausner
2014-01-04 13:18 ` David Bremner
2014-01-04 22:37 ` Thomas Klausner
2014-01-04 22:53 ` Jani Nikula
2014-04-08 11:26 ` David Bremner
[not found] ` <20140408123312.GZ5053@danbala.tuwien.ac.at>
2014-06-26 12:02 ` David Bremner
2014-06-26 12:52 ` David Bremner
2014-06-26 13:08 ` notmuch-0.18 issues [was Re: notmuch-0.16: realpath() compatibility issue; clang visibility problem] Thomas Klausner
2014-06-26 13:16 ` Tomi Ollila
2014-06-26 15:00 ` David Bremner
2017-03-12 16:21 ` David Bremner
2017-03-12 17:24 ` Tomi Ollila
2017-03-12 20:52 ` Thomas Klausner
2017-03-12 16:00 ` notmuch-0.16: realpath() compatibility issue; clang visibility problem David Bremner
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