NEWS

Fix compiler warnings when cross-compiling dbus-daemon test for mingw32

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=40003
Reviewed-by: Colin Walters <walters@verbum.org>

NEWS for 1.4.x

dbus-marshal-basic: assert that the size and (on gcc) alignment of all types is as expected

The __alignof__() checks here will fail if compiling for an architecture
where more-than-natural alignment is needed.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=39636
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Add _DBUS_STATIC_ASSERT (based on GLib's G_STATIC_ASSERT) and use it

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=39636
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

capng: Drop supplemental groups when switching to daemon user

This patch ensures the daemon process doesn't inherit any supplemental
groups for the root user from an administrator login via an init
script.

This is only an issue for pre-systemd systems.

https://bugzilla.redhat.com/show_bug.cgi?id=726953

autogen.sh: Don't run configure if NOCONFIGURE is set

See http://people.gnome.org/~walters/docs/build-api.txt

Clean up cygwin readme

Reduce duplicates from authors list

Some duplicates are there by accident mostly because of the git
learning curve (as in my case). Other duplicates could be outdated
and may be candidates for additional mappings.

Clean author list

Win32 compile fix.

msvc compilers define 'inline' only for c++ code, so wrap it
with a platform independent DBUS_INLINE define in cmake
generated config.h.

NEWS

Add a regression test for fd.o #38005

(The dbus-1.4 version.)

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=39836
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

relay test: don't leak the server's address

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=39836
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

_dbus_server_new_for_domain_socket: don't try to unlink abstract sockets

Our abstract socket names look like filenames (/tmp/dbus-MwozdykBNK or
whatever), so if we incorrectly unlink the abstract socket name, in
highly unlikely circumstances we could accidentally unlink a non-abstract
socket belonging to another process!

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38656
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

bus signal_handler: call _exit in the unlikely event that the pipe is full or invalid

On OSs with abstract sockets, this is close enough. On OSs without
abstract sockets, this results in failing to clean up Unix sockets
in /tmp if someone has sent us thousands of SIGHUP signals since we
last entered the main loop - I think that's acceptable.

The reload pipe should never get closed, but if it is for some reason,
we want a SIGTERM after that to cause an exit too.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38656
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

bus signal_handler: comment why it's OK if the reload pipe gets full

Backported to dbus-1.4, originally part of commit c7ef3ead558e147.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=33336
Reviewed-by: Thiago Macieira <thiago@kde.org>

bus signal_handler: don't pretend to be portable away from Unix

Signals are POSIX but not ISO C, so guard it with DBUS_UNIX.

dbus-sysdeps-util-win doesn't actually implement _dbus_set_signal_handler
anyway, so not compiling this code on non-Unix seems more honest.

Backported to dbus-1.4, originally part of commit c7ef3ead558e147.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=33336
Reviewed-by: Thiago Macieira <thiago@kde.org>

Conditionalize inclusion of unistd.h

Windows doesn't have it, for instance.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38656
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Handle SIGTERM again, to avoid leaving /tmp/dbus-XXX sockets on Solaris

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38656
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

cmake: always enable GNU and recent-POSIX extensions, like autoconf does

If the C library is (e)glibc, this allows use of POSIX, BSD, SVID, GNU,
etc., extensions to ISO C, regardless of using -ansi or not.

Not doing this broke the cmake build on Linux since commit 18b08180,
which added AC_USE_SYSTEM_EXTENSIONS to configure.ac (and removed
_GNU_SOURCE from files that use it) without also updating the cmake
build system. SO_PEERCRED is defined unconditionally, but struct ucred
is considered to be a GNU extension, so can't be used under _GNU_SOURCE.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=29228
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

micro version

1.4.14

NEWS

Implement _dbus_atomic_get directly, rather than via inc + dec

The Windows implementation is untested, but does at least (cross-)compile,
and matches what GLib does.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005
Reviewed-by: Lennart Poettering <lennart@poettering.net>

sysdeps-unix: remove some redundant assignments

activation: add /lib/dbus-1/system-services to the search path for services

In order to allow D-Bus usage during early boot (where /usr is not
accessible) also search for bus activation files in
/lib/dbus-1/system-services/. This is only a first step in the right
direction, before we really can boot without /usr we'd need to move all
current activation files (or possibly replace
/usr/dbus-1/system-services to a symlink to
/lib/dbus-1/system-services).

Add a note about bootstrapping new platforms to README

man pages: replace all unescaped hyphen/minus characters with \-

In a man page, "-" officially means a typographical (Unicode) hyphen,
which frequently breaks the ability to copy and paste code examples from
a man page. "\-" means the ASCII hyphen/minus character. See
<http://lintian.debian.org/tags/hyphen-used-as-minus-sign.html> for
more details.

Rather than trying to distinguish between hyphens, em-dashes and
hyphen/minus, I just replaced all ambiguous hyphens with \- by applying
this vim command repeatedly until it didn't find anything:

     %s/\(^\|[^\\]\)-/\1\\-/g

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38284
Reviewed-by: Lennart Poettering <lennart@poettering.net>

Fix spelling/grammatical mistakes detected by Debian's lintian(1)

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38284
Reviewed-by: Lennart Poettering <lennart@poettering.net>

list_allows_user: fix debug output for groups

Signed-off-by: Sascha Silbe <sascha-pgp@silbe.org>
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

NEWS

DBusMessage: always access refcount atomically, even for assertions/initial ref

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

dbus-memory: use atomic accesses to block count, even for assertions

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

NEWS

DBusConnection: use atomic accesses to refcount in assertions/initial ref

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

dbus_message_ref: avoid unused variable if not asserting

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

_dbus_connection_close_if_only_one_ref: use _dbus_atomic_get

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

Add _dbus_atomic_get implemented in terms of inc, dec

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

DBusObjectTree: always access refcount atomically

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

dbus_message_unref: make an assertion more strict

We've just decremented the refcount, so it should have been at least 1
before we did that.

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

DBusMessageFilter: exclusively use atomic accesses to refcount

Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005

NEWS

Uninstall the installed docs

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Install man2html output to $(htmldir)

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Install diagram.*, system-activation.txt to the $(docdir)

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Install xmlto output to $(htmldir) automatically

Also rename HTML_FILES to XMLTO_OUTPUT, as a more self-describing name:
we have other HTML files which are not the output from xmlto.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Install dbus.devhelp to $(htmldir), not $(apidir), and remove it in clean

It needs to be in $(htmldir) so that its relative paths will work.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

configure.ac: fix check for xsltproc

Pre-setting XSLTPROC interferes with AC_CHECK_PROGS letting the user
override choice of program via the environment.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=36156

Use EXEEXT when running tests from another directory, and skip bus-test-launch-helper on non-Unix

This is necessary when cross-compiling from Linux to mingw32 and running
the resulting tests under Wine. (This partially works! Some tests fail,
though.)

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Build docs after running tests, and remove redundant DIST_SUBDIRS

If DIST_SUBDIRS isn't set, it defaults to SUBDIRS, so it's just noise.

Running tests before building documentation is an easy way to speed up the
hack/make check/fix cycle, by not wasting time rebuilding the
documentation (which is often slow) until all the tests compile and pass.

https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Run bus tests from test/

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Run dbus-test from test/, not dbus/

This avoids failures caused by test/data not having been set up yet.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

dbus tests: don't warn on skipped tests

We should treat _dbus_warn as fatal when we run tests, like bus/ does.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

test/Makefile.am: list tests one per line

This improves clarity, and makes conflicts less likely and merges more
obviously correct.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34405
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Opt-in to modern OS features on Solaris, to get file descriptor passing

Surely it's broken to define SCM_RIGHTS but not the necessary structs to
do something useful with it, but whatever.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=33465
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

_dbus_connect_tcp_socket_with_nonce: don't create an extra fd (which is then leaked)

This block should have been deleted in 2007, when IPv6 support was added:
previously, the fd allocated at the beginning of the function was used
for connect(), but for IPv6 support, the socket() call has to be inside
the loop over getaddrinfo() results so its address family can be changed.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=37258
Reviewed-by: Cosimo Alfarano <cosimo.alfarano@collabora.co.uk>

DBusServer: exclusively use atomic operations on the refcount

Same reasoning as for fd.o #38005, commit 50732523a7.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005
Bug-NB: NB#263436

DBusPendingCall: exclusively use atomic operations on the refcount

Same reasoning as for fd.o #38005, commit 50732523a7.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005
Bug-NB: NB#263436

Cope with platforms whose vsnprintf violates both POSIX and C99 - part 1

In Windows _dbus_printf_string_upper_bound, don't crash on malloc failure

Added DBUS_ENABLE_STATS option to cmake buildsystem to keep in sync with autotools.

Visual Studio Professional uses a different ide starter - pointed out by Romain Pokrzywka

Collected cmake doc into README.cmake.

win32 fix: Keep server autolaunch mutex settings according to client detection algorithmus.

DBusConnection: use DBUS_ERROR_OBJECT_PATH_IN_USE instead of DBUS_ERROR_ADDRESS_IN_USE

While registering an object path the possible error is
DBUS_ERROR_OBJECT_PATH_IN_USE, not DBUS_ERROR_ADDRESS_IN_USE (the error
is set by _dbus_object_tree_register()).

Signed-off-by: Jiří Klimeš <jklimes@redhat.com>
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38874

version bump

prepare 1.4.12

fix installable tests to not install if unwanted

NEWS

Fix copyright dates

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Use DBUS_TIMEOUT_INFINITE in dbus-daemon.c

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Add and use DBUS_TIMEOUT_INFINITE and DBUS_TIMEOUT_USE_DEFAULT

The documentation claimed that INT_MAX (whatever that means) meant the
default, but the value that has actually always been checked for is
0x7fffffff (aka INT32_MAX on the competent platforms we sadly don't
restrict our portability to), so we should use that. (In practice D-Bus
probably never worked on platforms where int wasn't 32 bits, though.)

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Test that a message with the byte order mangled causes disconnection but no crash

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38120

marshal test: test dbus_message_demarshal_bytes_needed

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38120

Add a test for marshalling and endian-swapping

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38120

installcheck: don't run installed tests against installed library if in a DESTDIR

That probably won't work, because it'll find the system-wide library
which might be older.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Alter test-dbus-daemon so it tests the installed dbus-daemon by default

For installcheck, adjust it to use things from DESTDIR.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Add support for installing most of the modular tests

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

new test for being disconnected by a corrupt message stream

This was meant to reproduce fd.o #15578, but doesn't; the cause of that
bug isn't this simple.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

modular tests: depend on GIO 2.22 for GSocket

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Test nonce-tcp transport

Regression test for https://bugs.freedesktop.org/show_bug.cgi?id=34569

Reviewed-by: David Zeuthen <davidz@redhat.com>
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

dbus-daemon test: sanity-check the just-installed config file when using DESTDIR

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Add a simple integration test for dbus-daemon

This just pushes 2000 messages (or 100000 in performance-testing mode)
through the dbus-daemon, to an echo service and back.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Run integration tests on the installed dbus binaries during installcheck

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Give the tests DBUS_TEST_DAEMON and DBUS_TEST_DATA in their environment

This will allow modular tests to spawn a dbus-daemon with a specified
config file; nothing uses this just yet.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Attempt to reproduce fd.o #34393 via another regression test

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

loopback test: unref messages after use

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Add an end-to-end sanity check for TCP and Unix DBusServer/DBusConnection

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Add support for building "modular" tests, which require GLib and dbus-glib

For the moment, the CMake build system only knows about the existing
"embedded tests"; make it define both symbols, though.

We use GLib because it has GTester (and life's too short to write yet another
JUnit clone), and dbus-glib for the main-loop integration only (see
fd.o #31515 for thoughts on incorporating just those two functions in a
separate library in the dbus tarball).

I'm not using DBusLoop for the main loop because I specifically don't
want to use non-public API or ABI of libdbus in the modular tests. If we make
sure they work against a shared libdbus, we can use them to test the
installed system, with "make installcheck".

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

Don't disable GLib assertions when disabling our own assertions

We no longer use GLib internally, and assertions are how it'll report test
failures when we add GTest-based tests.

Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=34570

dbus_message_demarshal_bytes_needed: correct a wrong assertion

It's entirely possible for a message to indicate how many bytes we need,
without actually being complete.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38120
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

_dbus_header_byteswap: change the first byte of the message, not just the struct member

This has been wrong approximately forever, for instance see:
http://lists.freedesktop.org/archives/dbus/2007-March/007357.html

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38120
Bug-Debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629938
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

Consistently use atomic operations for all access to DBusConnection refcount

Trying to mix atomic operations with locked non-atomic operations is
broken: the atomic ops aren't necessarily atomic with respect to the
locked non-atomic ops, and the non-atomic ops aren't protected by the
lock because the atomic ops can change the refcount behind their back.

In theory we could use the connection lock if atomic ops aren't supported
(making a per-connection lock cheaper than the global lock used to
implement atomic ops) *and* our mutexes are recursive (making it safe
against deadlocks)... but life's too short.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=38005
Tested-by: Will Manley <freedesktop williammanley net>
Reviewed-by: Will Thompson <will.thompson@collabora.co.uk>

NEWS

bus: use ln -fs to enable dbus in systemd, not $(LN_S)

Using $(LN_S) is inappropriate because it could in theory mean either
ln -s, ln or cp -p depending on autoconf checks.

Not using -f breaks reinstallation directly from source (DESTDIR unset),
because the symlinks will already exist.

Because systemd isn't currently portable to non-Linux, let alone
non-SUS-compliant systems, it seems safe to assume that ln -fs behaves
as specified by SUS if systemd was found.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=37870
Reviewed-by: Colin Walters <walters@verbum.org>

NEWS

Remove support for -Wl,--gc-sections altogether

Packagers should only enable this flag if they have confirmed that it
actually works on their toolchain (it's the sort of rarely used feature
that frequently regresses on obscure architectures/OSs without anyone
noticing), and also confirmed that it is actually a significant size win
for their configuration.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=33466
Reviewed-by: Colin Walters <walters@verbum.org>

don't try to build dbus-daemon-launch-helper for Windows

Fixed regression in b0acded which breaks build for Windows.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=37838
Reviewed-by: Simon McVittie <simon.mcvittie@collabora.co.uk>

Use #!/bin/sh for run-with-tmp-session-bus.sh

It doesn't seem to have any bashisms, and bash isn't in /bin on *BSD.

Suggested by Timothy Redaelli.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=35880