Commit f10b655 removed the inclusion of gasyncresult.h from gdbusproxy.c,
but gdbusproxy.c uses g_async_result_get_source_object(), which caused a
build warning/error. Fix that.
The gdbus GTask port introduced a deadlock because some code had been
using g_simple_async_result_complete_in_idle() to ensure that the
callback didn't run until after a mutex was unlocked, but in the gtask
version, the callback was being run immediately. Fix it to drop the
mutex before calling g_task_return*(). Also, tweak
tests/gdbus-connection to test this.
https://bugzilla.gnome.org/show_bug.cgi?id=747349
Add support for copying session data between client connections.
This is needed for implementing FTP over SSL. Most servers use a separate
session for each control connection and enforce sharing of each control
connection's session between the related data connection.
Copying session data between two connections is needed for two reasons:
1) The data connection runs on a separate port and so has a different
server_identity which means it would not normally share the session with
the control connection using the session caching currently implemented.
2) It is typical to have multiple control connections, each of which
uses a different session with the same server_identity, so only one of
these sessions gets stored in the cache. If a data connection is opened,
(ignoring the port issue) it may try and reuse the wrong control
connection's session, and fail.
This operation is conceptually the same as OpenSSL's SSL_copy_session_id
operation.
https://bugzilla.gnome.org/show_bug.cgi?id=745255
This allows the caller to know when a socket has been bound so that
it can for instance set the SO_SENDBUF and SO_RECVBUF socket options
before listen is called
https://bugzilla.gnome.org/show_bug.cgi?id=738207
GTask used a 10-thread thread pool for g_task_run_in_thread() /
g_task_run_in_thread_sync(), but this ran into problems when task
threads blocked waiting for another g_task_run_in_thread_sync()
operation to complete. Previously there was a workaround for this, by
bumping up the thread limit when that case was detected, but deadlocks
could still happen if there were non-GTask threads involved. (Eg, task
A sends a message to thread X and waits for a response, but thread X
needs to complete task B in a thread before returning the response to
task A.)
So, allow GTask's thread pool to be expanded dynamically, by watching
it from the glib worker thread, and growing it (at an
exponentially-decreasing rate) if too much time passes without any
tasks completing. This should solve the deadlocking problems without
causing sudden breakage in apps that assume they can queue huge
numbers of tasks at once without consequences.
https://bugzilla.gnome.org/show_bug.cgi?id=687223
This schema compiler was completely ignoring <summary> and
<description> tags. Unfortunately, there are modules out there
who merge translations for these back in, with xml:lang. And
this is giving dconf-editor a hard time. Since this is not
how translations of schemas are meant to be done, just
reject such schema files.
Also add tests exercising the new error handling.
https://bugzilla.gnome.org/show_bug.cgi?id=747209
glib-compile-resources was guessing a filename ending
in .c when generating sources, but did not do the same
for headers. Fix it so it generates a .h file when
guessing the filename for headers.
https://bugzilla.gnome.org/show_bug.cgi?id=746753
The hash table stores the list of unmatched IN_MOVE_FROM events, but we
were removing entries from it when popping IN_MOVE_TO events.
Fix that up to correct a crash in nautilus due to the assertion failure
below.
https://bugzilla.gnome.org/show_bug.cgi?id=746749
Due to a typo, a rename reported via a pair of delete/create events (due
to the watcher not giving the flag for moves to be paired) was
accidentally reported as being created with the old name instead of the
new name.
Fix that.
We declare the typedefs for GListModel and GListStore in giotypes.h, as
a matter of convention. This is not actually required, since the
typedef is emitted as part of the G_DECLARE_* macros.
The giotypes.h approach is only used to avoid cyclic dependencies
between headers, which is not a problem in this case.
Type redefinition is a C11 feature, and although it was around in some
compilers before then, gcc 4.2.1 (from 2007) is apparently still in wide
use, being the default compiler for OpenBSD.
Eventually, we will probably hit a case where we actually need to
redefine a type, but since we're not there yet, let's back off a bit.
This WIP patch moves the Windows Directory Monitoring code to the new
GLocalFileMonitor mechanism, and adds file monitoring in the process.
Progress from previous patch:
-File renames are now properly supported, but G_FILE_MONITOR_EVENT_MOVED_IN
and G_FILE_MONITOR_EVENT_MOVED_OUT needs to be investigated, as
ReadDirectoryChangesW() seems to send FILE_ACTION_REMOVED when a file is
moved out of a directory.
-Events are handled for both the long and short (8.3) variants of the
filenames, and files monitored will report changes when it is changed
via its short or long filenames.
Things to be done:
-Perhaps find out about attribute changes in files in a monitored
directory; if a file is monitored, attribute changes are correctly
handled.
-Investigate on G_FILE_MONITOR_EVENT_MOVED_OUT,
G_FILE_MONITOR_EVENT_MOVED_IN, G_FILE_MONITOR_EVENT_PRE_UNMOUNT,
G_FILE_MONITOR_EVENT_UNMOUNTED.
-Investigate on the "boredom" algoritm, and see how we can do it on
Windows.
https://bugzilla.gnome.org/show_bug.cgi?id=730116
Completely rewrite the FAM file monitor. Major changes:
- now runs in the worker thread
- dispatches events in a threadsafe way via GFileMonitorSource
- uses unix fd source instead of a GIOChannel
- is now simple enough to fit into one short file
This is the bare minimal effort. This seems not to crash immediately,
but it definitely needs some better testing.
The backend is not in good shape. It could use some serious work.
Use the "interesting" value from g_file_monitor_source_handle_event() to
decide if we're currently being flooded by a stream of boring events.
The main case here is when one or more files is being written to and the
change events are all being rate-limited in the GFileMonitor frontends.
In that case, we become "bored" with the event stream and add a backoff
timeout. In the case that it is exactly one large file being written
(which is the common case) then leaving the event in the queue also lets
the kernel perform merging on it, so when we wake up, we will only see
the one event. Even in the case that the kernel is unable to perform
merging, the context switch overhead will be vastly reduced.
In testing, this cuts down on the number of wake ups during a large file
copy, by a couple orders of magnitude (ie: less than 1% of the number of
wake ups).
Return an "interesting" boolean from the event handler function on
GFileMonitorSource.
An event was "interesting" if it will result in a signal actually being
dispatched to the user. It is "uninteresting" if it only hit an
already-dirty rate limiter.
We will use this information to do some backing off in the backends when
faced with a flood of uninteresting events.
We generally assume that an IN_CREATE event is the start of a series of
events in which another process is doing this:
fd = creat (...) -> IN_CREATE
write (fd, ..) -> IN_MODIFY
write (fd, ..) -> IN_MODIFY
close (fd) -> IN_CLOSE_WRITE
and as such, we use the CHANGES_DONE_HINT event after CREATED in order
to show when this sequence of events has completed (ie: when we receive
IN_CLOSE_WRITE when the user closes the file).
Renaming a file into place is handled by IN_MOVED_FROM so we don't have
to worry about that.
There are many other cases, however, where a new file 'appears' in a
directory in its completed form already, and the kernel reports
IN_CREATE. Examples include mkdir, mknod, and the creation of
hardlinks. In these cases, there is no corresponding IN_CLOSE_WRITE
event and the CHANGES_DONE_HINT will have to be emitted by an arbitrary
timeout.
Try to detect some of these cases and report CHANGES_DONE_HINT
immediately.
This is not perfect. There are some cases that will not be reliably
detected. An example is if the user makes a hardlink and then
immediately deletes the original (before we can stat the new file).
Another example is if the user creates a file with O_TMPFILE. In both
of these cases, CHANGES_DONE_HINT will still eventually be delivered via
the timeout.
Remove all event merging and dispatch logic from GFileMonitor. The only
implementation of GFileMonitor outside of glib is in gvfs and it already
does these things properly.
Get rid of GLocalDirectoryMonitor. We will use a single class,
GLocalFileMonitor, for both directory and file monitoring. This will
prevent every single backend from having to create two objects
separately (eg: ginotifydirectorymonitor.c and ginotifyfilemonitor.c).
Introduce GFileMonitorSource as a thread-safe cross-context dispatch
mechanism. Put it in GLocalFileMonitor. All backends will be expected
to dispatch via the source and not touch the GFileMonitor object at all
from the worker thread.
Remove all construct properties from GLocalFileMonitor and remove the
"context" construct property from GFileMonitor. All backends must now
get the information about what file to monitor from the ->start() call
which is mandatory to implement.
Remove the implementation of rate limiting in GFileMonitor and add an
implementation in GLocalFileMonitor. gvfs never did anything with this
anyway, but if it wanted to, it would have to implement it for itself.
This was done in order to get the rate_limit field into the
GFileMonitorSource so that it could be safely accessed from the worker
thread.
Expose g_local_file_is_remote() internally for NFS detection.
With the "is_remote" functionality exposed, we can now move all
functions for creating local file monitors to a proper location in
glocalfilemonitor.c
Port the inotify backend to adjust to the changes above. None of the
other backends are ported yet. Those will come in future commits.
Remove the hardwired 1 second event queue logic from inotify-kernel and
replace it with something vastly less complicated.
Events are now reported as soon as is possible instead of after a
delay.
We still must delay IN_MOVED_FROM events in order to look for the
matching IN_MOVED_TO events, and since we want to report events in order
this means that events behind those events can also be delayed. We
limit ourselves, however:
- no more than 100 events can be delayed at a time
- no event can be delayed by more than 10ms
https://bugzilla.gnome.org/show_bug.cgi?id=627285
Add a new internal constructor for GLocalFile (which itself is private).
This new constructor allows creating a GLocalFile from a dirname and a
basename, assuming that the dirname is already in canonical form and the
basename is a regular basename.
This will be used for creating GLocalFile instances from the file
monitoring code (for signal emissions).
For all of the effort spent ensuring that this algorithm would be
correctly threadsafe, I messed up the order of operations within a
single thread when porting to the new approach.
Fix that up.
Also: fix some overzealous asserting in the testcases. Since shutdown
is now lazy, we can never surely say !is_running at any particular point
in time.
This can be used to query whether the task has completed, in the sense
that it has had a result set on it, and has already – or will soon –
invoke its callback function.
Notifications for this property are emitted immediately after the task’s
main callback, in the same main context as that callback. This allows
for multiple bits of code to listen for completion of the GTask, which
opens the door for blocking on cancellation of the GTask and improved
handling of ‘pending’ behaviour.
https://bugzilla.gnome.org/show_bug.cgi?id=743636
g_socket_client_add_application_proxy() claimed "When the indicated
proxy protocol is returned by the #GProxyResolver, #GSocketClient will
consider this protocol as supported but will not try to find a #GProxy
instance to handle handshaking." But in fact, it did the checks in the
wrong order, so GProxy proxies ended up overriding
application-specified ones. Fix that.
Also, simplify the code a bit by making use of g_hash_table_add() and
g_hash_table_contains().
https://bugzilla.gnome.org/show_bug.cgi?id=733876
Currently, the Windows code use Winsock2-specific APIs to try to emulate
calls such as inet_pton(), inet_ntop() and if_nametoindex(), which may not
do the job all the time. On Vista and later, Winsock2 does provide a
proper implementation for these functions, so we can use them if they exist
on the system, by querying for them during g_networking_init(). Otherwise,
we continue to use the original code path for these, in the case of XP and
Server 2003.
This enables many of the network-address tests to pass on Windows as a
result, when the native Winsock2 implementations can be used.
https://bugzilla.gnome.org/show_bug.cgi?id=730352
Check the IPv6 addresses on Windows, as we need to reject those that have
brackets/ports around them as valid addresses in this form would have been
accepted during the call to g_inet_address_new_from_string ().
https://bugzilla.gnome.org/show_bug.cgi?id=730352
There was a theoretical deadlock between the worker trying to emit a
signal at the same time as we were waiting for it to shutdown the
notification (while holding the lock).
The deadlock was particularly annoying because we didn't really need to
wait for the shutdown and because it wasn't possible to signals to
arrive while waiting for a start. Attempting to deal with start and
stop in an asymmetric way could have lead to other weird situations,
however.
Drop the lock while waiting for the worker thread to start. This means
that we face the possibility of multiple waiters on the cond at the same
time, so we need to make more of a state machine.
https://bugzilla.gnome.org/show_bug.cgi?id=742599
GUnixMountMonitor was not threadsafe before. It was a global singleton
which emitted signals in the first thread that happened to construct it.
Move it to a per-context singleton model where each GMainContext gets
its own GUnixMountMonitor. Monitor for the changes from the GLib worker
thread and dispatch the results to each context with an active monitor.
https://bugzilla.gnome.org/show_bug.cgi?id=742599
Deprecate g_unix_mount_monitor_set_rate_limit() and turn it into a
no-op.
This function doesn't behave as advertised. It only controls rate
limiting for filesystem-based monitors. It has no impact over reporting
mount changes on Linux, for example, because those are based on polling
for changes in /proc (which doesn't use filesystem monitors). It also
has no impact on Mac OS because a library interface is used there.
This was added in https://bugzilla.gnome.org/show_bug.cgi?id=521946 in
order to be used by HAL, which is effectively dead. udisks no longer
uses this code at all.
https://bugzilla.gnome.org/show_bug.cgi?id=742599
This is a singleton, but we have a function called _new() to get it.
What's worse is that the documentation makes no mention of this, and
actually specifically says that a new monitor will be created each time.
https://bugzilla.gnome.org/show_bug.cgi?id=742599
Add a new internal helper called GContextSpecificGroup.
This is a mechanism for helping to maintain a group of context-specific
monitor objects (eg: GAppInfoMonitor, GUnixMountMonitor).
https://bugzilla.gnome.org/show_bug.cgi?id=742599
If someone explicitly calls g_application_quit() then don't attempt to
drain the mainloop of remaining sources.
This allows applications with 100% CPU utilisation to quit reliably.
https://bugzilla.gnome.org/show_bug.cgi?id=744876
We install win32-software/autorun.exe (as test data for mime scanning)
only on UNIX builds, so don't attempt to chmod it on 'make install'
unless we're on UNIX.
I love Emacs keyboard macros, used them to convert the list of
defines cleverly into a list of tests, then iterated and filled in
the necessary constructor arguments.
After ::shutdown, run the mainloop until all pending activity is
handled, before returning from run().
Among other things, this gives a chance for destroyed windows to be
properly withdrawn from the windowing system.
https://bugzilla.gnome.org/show_bug.cgi?id=744876
This is *significantly* more pleasant to use from C (while handling
errors and memory cleanup).
While we're here, change some ugly, leaky code in
tests/desktop-app-info.c to use it, in addition to a test case
in tests/file.c.
https://bugzilla.gnome.org/show_bug.cgi?id=661554
g_application_bind_busy_property() had the restriction that only one
property can be bound per object, so that NULL could be used to unbind.
Even though this is enough for most uses, it is a weird API.
Lift that restriction and add an explicit unbind function.
https://bugzilla.gnome.org/show_bug.cgi?id=744565
Add an implementation of non-thread-emulated async close of a GIOStream
if either of the underlying stream objects support it.
This prevents us from calling close() functions from another thread on
an object that may not be expecting that. It also allows us to skip the
thread entirely in case our objects support a pure async close.
https://bugzilla.gnome.org/show_bug.cgi?id=741630
Add an internal helper to find out if close_async() is implemented via
threads using the default implementation in the base class.
We will use this to decide if we should do a 'pure async' close of a
GIOStream or not.
https://bugzilla.gnome.org/show_bug.cgi?id=741630
delayed_close_free() calls g_object_unref() on a variable that is
expected to possibly contain NULL (as indicated by the fact that the
NULL case is handled in my_slow_close_output_stream_close_async()).
This is dead code right now (due to a bug in GDBus), which is why it
isn't actually causing a failure. It should still be fixed, however.
https://bugzilla.gnome.org/show_bug.cgi?id=743990
GApplication set the prgname to the application's id when it was running
in service mode. This broke with the addition of new --app-id option,
because g_set_prgname() was called before parsing the options. Calling
it after option parsing doesn't work, because GOptionContext sets
prgname to argv[0] unconditionally.
Instead of changing the semantics of GOptionContext, simply remove this
functionality from GApplication. It is very unusual to have the prgname
set to the app id instead of the binary's name and might confuse people
when looking at logs etc.
When overriding local_command_line() from a subclass,
g_option_context_parse() might never be invokded. Thus, continue setting
the prgname to argv[0] in GApplication.
https://bugzilla.gnome.org/show_bug.cgi?id=743933
Balancing g_application_{un,}mark_busy() is non-trivial in some cases.
Make it a bit more convenient by allowing to bind multiple boolean
properties (from different objects) to the busy state. As long as these
properties are true, the application is marked as busy.
https://bugzilla.gnome.org/show_bug.cgi?id=744565
Add g_list_store_insert_sorted() which takes a GCompareDataFunc to
decide where to insert. This ends up being a very trivial function,
thanks to GSequence.
https://bugzilla.gnome.org/show_bug.cgi?id=743927
Make sure that we only match the _get_type() function name by
restricting the regexp to matching [A-Za-z0-9_]. We were matching on .*
before which means that if we had two _get_type() functions appearing on
a single line then we would get everything in between them included (by
the default rule of '*' being greedy).
This affected G_DECLARE_*_TYPE which puts several uses of _get_type()
into a single line.
GListModel is an interface that represents a dynamic list of GObjects.
Also add GListStore, a simple implementation of GListModel that stores
all objects in memory, using a GSequence.
https://bugzilla.gnome.org/show_bug.cgi?id=729351
Currently the only way to set a state hint on an action is through a
subclass; add a g_simple_action_set_state_hint() method so that this
becomes easier for clients that already use GSimpleAction.
https://bugzilla.gnome.org/show_bug.cgi?id=743521
When implementing blocking operations on top of
nonblocking sockets we should always first try to
perform the operation and then if needed handle
EAGAIN and wait with g_socket_wait_condition.
This is an optimization since we avoid calling
wait condition when it is not needed, but most
importantly this fixes hangs on win32 where some
events (in particular FD_WRITE) are only emitted
after the operation fails with EWOULDBLOCK.
https://bugzilla.gnome.org/show_bug.cgi?id=732439https://bugzilla.gnome.org/show_bug.cgi?id=741707
Add a unit test that checks g_socket_new_from_fd by creating
a gsocket, obtaining its fd, duplicating the fd and then creating
a gsocket from the new fd. This shows a hang on win32 since the
gsocket created from the fd never receives the FD_WRITE event
because we wait for the condition without first trying to write
and windows signals the condition only after a EWOULDBLOCK error.
https://bugzilla.gnome.org/show_bug.cgi?id=741707
We were asking for properties on NM's dbus interface, but if NM is not
running then there won't be any. Check if the name has an owner before
doing anything to it.
https://bugzilla.gnome.org/show_bug.cgi?id=741653
In g_file_make_directory_with_parents(), the my_error variable is used
for several different purposes throughout the whole function, not all of
which are obvious. This explains the situation with some comments.
https://bugzilla.gnome.org/show_bug.cgi?id=719455
Allows sending of multiple messages (packets, datagrams)
in one go using sendmmsg(), thus drastically reducing the
number of syscalls when sending out a lot of data, or when
sending out the same data to multiple recipients.
https://bugzilla.gnome.org/show_bug.cgi?id=719646
Fix two problems:
1) If g_socket_service_stop is called before the accept call is requeued,
then the reference count won't decrease and this code will hang forever:
while (G_OBJECT (service)->ref_count == ref_count)
g_main_context_iteration (NULL, TRUE);
2) Sometimes the testcase fails (maybe 1 in 200 times for me):
GLib-GIO:ERROR:socket-listener.c:73:connection_cb: assertion failed
(G_OBJECT (service)->ref_count == 2): (3 == 2)
Aborted (core dumped)
The problem is that depending on ordering, cancellation of the async
listener can require further main context iterations before it releases
the reference on the socket service. Furthermore, in some cases, it
requires at least one iteration.
https://bugzilla.gnome.org/show_bug.cgi?id=712570
Add a property to GNetworkMonitor indicating the level of network
connectivity: none/local, limited, stuck behind a portal, or full.
The default implementation just returns none or full depending on the
value of is-available.
https://bugzilla.gnome.org/show_bug.cgi?id=664562
Add G_IO_ERROR_CONNECTION_CLOSED as an alias for
G_IO_ERROR_BROKEN_PIPE, and also return it on ECONNRESET.
It doesn't really make sense to try to distinguish EPIPE and
ECONNRESET at the GLib level, since the exact choice of which error
gets returned in what conditions depends on the OS. Given that, we
ought to map the two errors to the same value, and since we're already
mapping EPIPE to G_IO_ERROR_BROKEN_PIPE, we need to map ECONNRESET to
that too. But the existing name doesn't really make sense for sockets,
so we add a new name.
https://bugzilla.gnome.org/show_bug.cgi?id=728928
This is a convenience method for creating a GNetworkAddress which is
guaranteed to return IPv4 and IPv6 loopback addresses. The program
cannot guarantee that 'localhost' will resolve to both types of
address, so programs which wish to connect to a local service over
either IPv4 or IPv6 must currently manually create an IPv4 and another
IPv6 socket, and detect which of the two are working. This new API
allows the existing GSocketConnectable machinery to be used to
automate that.
Based on a patch from Philip Withnall.
https://bugzilla.gnome.org/show_bug.cgi?id=732317
g_settings_has_signal_handlers() checks whether any of the signals has
pending handlers. However, g_signal_has_handler_pending() matches on
exact detail, even when passing 0. Subscribing to one of GSettings'
signals with a detail will fail this check and never connect to the
backend.
Fix this by calling has_handler_pending() with the key as detail as
well.
https://bugzilla.gnome.org/show_bug.cgi?id=740848
Add a GSocketListener test program. Currently the only test is a
regression test for bug 712570 (based on a standalone bug reproducer
provided by Ross Lagerwall).
If all users of a GThreadedSocketService release their references to the
service while a connection thread is running, the thread function will
release the last reference to the service which causes the finalize to
deadlock waiting for all threads to finish (because it's called from the
thread function).
To fix this, don't wait for all threads to finish in the service's
finalize method. Since the threads hold a reference to the service,
finalize should only be called when all threads are finished running (or
have unrefed the service and are about to finish).
https://bugzilla.gnome.org/show_bug.cgi?id=712570
If SSL 3.0 has been disabled (at the host, application, or library
level), then the "use-ssl3" property becomes a "fail-immediately"
property.
Despite the name, the point of the property wasn't really specifically
to use SSL 3.0; it was to allow fallback when talking to broken
servers that do SSL/TLS negotiation incorrectly and break when they
see unexpectedly-high version numbers. So if we can't fall back to SSL
3.0, then the "use-ssl3" property should fall back to TLS 1.0 instead
(since there are hosts that will reject a TLS 1.2 handshake, but
accept a TLS 1.0 one).
glib-networking is being updated to implement that behavior, so update
the documentation here.
https://bugzilla.gnome.org/show_bug.cgi?id=738633
In commit 8ff5668, we are subscribing the GSettings backend later, but this
meant that we need to initialize cache_lock earlier, as we might try to
use that lock before a change notification is issued to subscribe the
backend, which would then cause an access violation if we are trying to
read GSettings values, as that lock is used to access the Windows Registry.
Initialize cache_lock once we initialize the GSettings Registry backend,
and delete it upon finalize, so that g_settings_read_from_backend() can
proceed normally, even if the GSettings backend is not yet subscribed.
https://bugzilla.gnome.org/show_bug.cgi?id=740413
GSettings objects begin watching for changes as soon as they are created
in order that they can emit the "changed" signal.
In the case of dconf, if we want to be able to emit the changed signal,
we need to go on the bus and add some match rules. This requires
creating the dconf helper thread and also requires initialising GDBus
(which creates another thread).
Some users of GSettings are never interested in the "changed" signal.
One of these users is the glib-networking code that gets run every time
a new network connection is created.
Some users are reporting that they are annoyed that simply establishing
a network connection would spawn two extra threads and create a D-Bus
connection.
In order to avoid doing unnecessary work for these simple uses, delay
the subscription until we know that we will actually need to do it.
We do this in a simple way, using a simple argument: in order for the
user to care that a value changed then they must have:
1) watched for a change signal; and then
2) actually read a value
If the user didn't actually read a value then they cannot possibly be
interested in if the value changed or not (since they never knew the old
value to begin with and therefore would be unable to observe that it
ever changed, since they have nothing to compare the new value with).
This really is a behaviour change, however, and it does impact at least
one user: the 'monitor' functionality of the GSettings commandline tool,
which is interested in reporting changes without ever having known the
original values. We add a workaround to the commandline tool in order
to ensure that it continues to function properly.
It's also possible to argue that it is completely valid to have read a
value and _then_ established a change signal connection under the
(correct) assumption that it would not have been possible to miss a
change signal by virtue of not having returned to the mainloop.
Although this argument is true, this pattern is extremely non-idiomatic,
and the problem is easily avoided by doing things in the usual order.
We never really talked about change notification in the overview
documentation for GSettings, so it seems like now is a good time to add
some discussion, including the new rules for when one can expect change
signals to be emitted.
https://bugzilla.gnome.org/show_bug.cgi?id=733791
This should already work according to the documentation, but doesn't
because main_options is consumed before the check in
g_application_parse_command_line().
Fix by moving the check for main_options up.
https://bugzilla.gnome.org/show_bug.cgi?id=740157
The win32 headers do:
#define interface struct
which is just evil and breaks other code that assumes it can use
"interface" as a variable name. gnetworking.h was supposed to be doing
"#undef interface" after including the win headers, but it did it too
soon, resulting in it getting redefined by a later include. Fix this.
https://bugzilla.gnome.org/show_bug.cgi?id=738551
g_tls_certificate_new_from_file() was only loading the complete chain
if it was fully valid, but we only meant to be validating that it
formed an actual chain (since the caller may be planning to ignore
other errors).
https://bugzilla.gnome.org/show_bug.cgi?id=729739
Fix a hang due to overflow by using unsigned numbers and explicitly
checking if the number overflows to zero. This also fixes the previous
logic which assigned an int which may be negative to an unsigned number
resulting in sign extension and strange results.
Use gsize rather than int to allow for large buffers on 64 bit machines.
https://bugzilla.gnome.org/show_bug.cgi?id=727988
Fix a hang due to overflow by using unsigned numbers and explicitly
checking if the number overflows to zero. This also fixes the previous
logic which assigned an int which may be negative to an unsigned number
resulting in sign extension and strange results.
Use gsize rather than int to allow for large streams on 64 bit machines.
https://bugzilla.gnome.org/show_bug.cgi?id=727988
There are two consistent interpretations that could be taken for memory
handling of the 'invocation' parameter passed to the method_call() virtual
function of GDBusInterfaceVTable
- A reference is passed (transfer full) to the method_call() virtual function,
and that reference is then passed (transfer full) to the return_value/error
functions on GDBusMethodInvocation.
- An internal reference is retained from the point where method_call() is called
until the return_value/error function is called.
Since the return_value/error functions were already marked (transfer full),
we use the first interpretation, annotate the invocation parameter of
method call as (transfer full) and describe this in the documentation, along
with the idea that you are always supposed to call one of the return_value/error
functions.
See bug 738122 for the leak this caused in GJS.
https://bugzilla.gnome.org/show_bug.cgi?id=738259
Clarify in the documentation that a GSource created with
g_cancellable_source_new() must be explicitly removed from its
GMainContext before the GCancellable can be finalised.
This could be a common way of leaking GCancellables.
https://bugzilla.gnome.org/show_bug.cgi?id=737259
da053e34 broke the tls-certificates test by requiring the backend to
implement g_tls_certificate_verify() (which the test TLS backend
didn't). Add a trivial implementation to make the test pass again;
we'll need something more complicated when we add tests that are
supposed to get errors.
So shortcut it.
I wrote this patch less as a performance optimization and more as a
clarification, so that people looking at the code can be assured of this
invariant.
https://bugzilla.gnome.org/show_bug.cgi?id=738374
These functions are inconsistent with our normal conventions in that
they set an output variable to a specified value, even in the case that
an error is thrown.
Document very clearly that this should be considered exceptional.
https://bugzilla.gnome.org/show_bug.cgi?id=737451
Similar to the previous patch, this commit contains a minor violation of
normal API conventions. See the explanation in the previous commit
message.
Heavily based on a patch from Ignacio Casal Quinteiro.
https://bugzilla.gnome.org/show_bug.cgi?id=737451
Add an asynchronous version of _read_all().
This API is not fully consistent with the normal expectations of a
non-asynchronous version. Consistency between the sync and async version is
probably more important.
The API will still bind correctly, but access to all functionality will
not be available: specifically, in the case of an error, higher level
languages will be unable to determine how many bytes were successfully
read before the error. Most users will probably not want to use this
information anyway, so this is OK -- and if they do need the
information, then they can just write the loop for themselves.
Heavily based on a patch from Ignacio Casal Quinteiro.
https://bugzilla.gnome.org/show_bug.cgi?id=737451
Commit e24e89b accidentally ironically introduced a typo when replacing
the code with symbolic contents. Specifically, "Added Associations" was
replaced with "Default Applications" when reading defaults.list, giving
a warning about the file containing a "Default Applications" group.
If this was intended, it should have not been lumped in with a cleanup.
This patch changes the behavior of the following functions:
g_tls_certificate_new_from_pem
g_tls_certificate_new_from_file
g_tls_certificate_new_from_files
If more than one certificate is found it will try to load the chain.
It is assumed that the chain will be in the right order (top-level
certificate will be the last one in the file). If the chain cannot be
verified, the first certificate in the file will be returned as before.
https://bugzilla.gnome.org/show_bug.cgi?id=729739
g_thread_pool_push() only returns an error if it fails to spawn a new
thread. However, it unconditionally adds the task to its worker queue,
so:
• if _any_ threads exist in the pool, the task will eventually be
handled; and
• if _no_ threads exist in the pool, the task will be handled if one
is eventually successfully spawned.
If no more threads are ever spawned, the process probably has bigger
problems than a single GTask which is taking forever to complete.
https://bugzilla.gnome.org/show_bug.cgi?id=736806
For the GPtrArray example, several variables declared on the same line
is harder to read and to work with (to move, remove or comment a single
variable declaration).
Some desktop file directories, like /usr/local/share/applications may be
missing on some systems.
When we try to inotify on these directories, this will result in a
every-4-seconds poll being setup which is quite bad.
This is an issue that should be fixed in inotify itself but the problem
is much larger there. For now, we can work around it in GDesktopAppInfo
by refusing to monitor missing directories.
We may get some spurious notifications of changes in the case that
/usr/local/share or /usr/local/share/applications is created without
actually adding desktop files, but spurious changes can already be
reported in other cases, so that's OK. We won't get (user-visible)
notification for a simple case of a completely unrelated file being
created (however we cannot avoid the wakeup in this case due to how
inotify works). That's probably pretty theoretical, though, since files
in /usr don't change much and for the home directory we're likely to
have at least ~/.config and ~/.local existing.
https://bugzilla.gnome.org/show_bug.cgi?id=736350
We use "tweaks" structures to track how a particular directory impacts
the list of added, removed and default applications. We maintain this
set of tweaks for each directory, in a hash table, keyed by unaliased
mime type name, in order to facilitate fast lookups.
A typo in the logic for creating and maintaining the uniqueness of these
structures was causing the default app to be selected incorrectly from
time to time. Fix that.
If a g_socket_client_connect_async() operation is cancelled between the
CONNECTING and CONNECTED events (i.e. while in the
g_socket_connection_connect_async() call), the code in
g_socket_client_connected_callback() would previously unconditionally
loop round and try the next socket address from the address enumerator
(by calling enumerator_next_async()). This would correctly handle the
cancellation and return from the overall task — but not before emitting
a spurious RESOLVING event.
Avoid emitting the spurious RESOLVING event by explicitly handling
cancellation at the beginning of g_socket_client_connected_callback().
https://bugzilla.gnome.org/show_bug.cgi?id=735179
This function adds a single main option entry to be handeled by
GApplication. The option entry has it arg_data field set to NULL
and will be added to the applications packed_options.
The rationale for this is that bindings will be able to add
command line options even when they can't use the un-boxed struct
GOptionEntry.
https://bugzilla.gnome.org/show_bug.cgi?id=727455
It turns out that this bug actually would (sometimes) impact any sort of
fixed-sized array with an alignment requirement of 8 due to incorrectly
counting the alignment inserted between the (aligned 4) array length and
the actual data.
Fix this properly and remove the exception for doubles.
https://bugzilla.gnome.org/show_bug.cgi?id=732754
We're using a precondition in the middle of the function, and if we
hit it, we leak the closure.
Let's allocate the closure per path; this allows us to allocate it
before path-specific preconditions, and better avoids a pointless
malloc/free pair in the unhandled case.
https://bugzilla.gnome.org/show_bug.cgi?id=733576
This is a best-effort approach to preventing SIGPIPE emissions on Darwin
and iOS, where they continue to be intercepted by the Xcode debugger
even if SIG_IGN prevents them crashing the program.
This is similar to the existing code which sets MSG_NOSIGNAL on all
send() calls. MSG_NOSIGNAL doesn't exist on Darwin though.
Based on a patch from Philip Withnall.
https://bugzilla.gnome.org/show_bug.cgi?id=728730
When establishing a D-Bus connection failed, g_dbus_object_manager_client_finalize()
calls g_object_ref(manager->priv->connection) when that pointer is NULL,
which is considered and logged as error by glib.
https://bugzilla.gnome.org/show_bug.cgi?id=732984
We don't use this for anything inside of GApplication yet, but Gtk is
about to start using it to find various bits of the application (such as
its menus, icons, etc.).
By default, we form the base path from the application ID to end up with
the familiar /org/example/app style.
https://bugzilla.gnome.org/show_bug.cgi?id=722092
This is not a functional change, as the hints field is static and hence
automatically initialised to zero — which happens to be what AF_UNSPEC
and the unspecified protocol are defined as. However, it’s best to be
explicit about this, in case AF_UNSPEC is _not_ defined as zero.
https://bugzilla.gnome.org/show_bug.cgi?id=732739
I recently needed to nul-terminate the returned buffer, and I wasn't
sure if g_input_stream_read() does that or not. I've checked
glocalfileinputstream.c, which calls read(2) which doesn't nul-terminate
the buffer. So I assume it's the same behavior for all GInputStream
subclasses.
https://bugzilla.gnome.org/show_bug.cgi?id=732704
When using this API, I wasn't sure what the cancellable does. I think
it's generally desirable to kill the subprocess if the wait operation is
cancelled, since in this case the application is no longer interested by
the subprocess.
https://bugzilla.gnome.org/show_bug.cgi?id=732704
A critical message is printed when a parameter of g_file_equal() is not
a GFile. When we read the documentation before this commit, we can think
that passing NULL or another type than GFile is allowed, but it is not
the case.
Another option is to allow NULL parameters. But for consistency with
e.g. g_str_equal(), it's probably better to keep the code as is.
https://bugzilla.gnome.org/show_bug.cgi?id=732357
- g_subprocess_launcher_spawn() and spawnv(): there is no other way
AFAIK to create a GSubprocess from a launcher. So these
functions are not "convenience helper".
- annotate optional arguments for g_shell_parse_argv().
- other trivial fix
https://bugzilla.gnome.org/show_bug.cgi?id=732357
Document that giving %NULL for the activate handler is supported since
GLib 2.40. We documented this on GSimpleAction itself (where the
default handler functionality is implemented) but expecting the user to
dig that up is asking a bit much.
Also, add some more explicit documentation about the conditions under
which each field is expected to be filled in.
https://bugzilla.gnome.org/show_bug.cgi?id=732429
This property has been deprecated for three years after only having
existed for one. We've wanted to reuse the name for all that time, so
let's try to actually remove it now and see if we can get away with it.
https://bugzilla.gnome.org/show_bug.cgi?id=732102
Instead of closing the sockets explicitly, let them close themselves
when their final reference is dropped. This makes use of
g_socket_listener_add_socket() more natural.
https://bugzilla.gnome.org/show_bug.cgi?id=732107
This is quite important, as it means you can safely let the GSocket drop
out of scope while maintaining a reference to the GSource, and the
socket will remain open. That means fewer closure structures, simpler
code, and fewer allocations.
https://bugzilla.gnome.org/show_bug.cgi?id=732081
'folder' is the name of the folder icon in the incon naming spec,
and the Adwaita icon theme doesn't include an inode-directory icon.
This fixes folders appearing as generic file in the file chooser.
https://bugzilla.gnome.org/show_bug.cgi?id=731996
The stdout FD passed to dbus-daemon is propagated to all its child
processes, such as service activated processes. If we close the FD after
reading the bus address from the daemon, any child process which
subsequently writes to stdout (e.g. for logging) will get a SIGPIPE and
explode.
Instead of closing the stdout FD immediately after dbus-daemon has
spawned, keep it open until the daemon is killed.
https://bugzilla.gnome.org/show_bug.cgi?id=732019
Availability of the g_nextstep_settings_backend_get_type() prototype
is controlled by HAVE_COCOA in gsettingsbackendinternal.h and the
actual implemenation by OS_COCOA in Makefile.am. Therefore, the
giomodule.c call to that function should also be protected by a COCOA
token rather than an CARBON token (cocoa and carbon are independent
autoconf tests).
https://bugzilla.gnome.org/show_bug.cgi?id=731425
GResolver doesn't do full validation of its inputs, so in some of
these tests, the fact that we were getting back
G_RESOLVER_ERROR_NOT_FOUND is because the junk string was getting
passed to an upstream DNS resolver, which returned NXDOMAIN. But if
there's no network on the machine then we'd get
G_RESOLVER_ERROR_INTERNAL instead in that case.
Windows does not like g_unlink() to be called on files whose file
descriptor is still open, so doing that would cause a permission
denied error. Since the fd is not used in that function after
acquiring the temp file, close it earlier before
g_file_set_contents(), so that it can complete successfully.
This fixes a number of GTK+ tests on Windows.
https://bugzilla.gnome.org/show_bug.cgi?id=719344
- GSubprocessLauncher exists since 2.40, not 2.36
- more logical order for g_markup functions
- fix short description of GMarkup
- GMarkupParser: specify that some parameters are NULL-terminated.
- g_string_new (NULL); is possible.
- other trivial fixes.
https://bugzilla.gnome.org/show_bug.cgi?id=728983
* removed passing GError to ensure_input_padding() function
- it was necessary before commit 3e5214c15c
when we used GData*Streams and GMemoryInputStream with
g_seekable_seek() - now it's useless,
* removed checking return value of ensure_input_padding()
function - in previous implementation (like above)
g_seekable_seek() could return FALSE - now it's always TRUE,
* removed passing GError to g_memory_buffer_read_*() functions
and checking returned value - it also has been inherited after
old implementation with g_data_input_stream_read_*() functions
- now it's also useless
* cleaned up code formatting,
https://bugzilla.gnome.org/show_bug.cgi?id=729875
Expand the functionality of g_desktop_app_info_set_desktop_env() to
include the possibility of passing strings containing ':' characters (as
some apps, such as gnome-session, are directly passing the value of
XDG_CURRENT_DESKTOP). At the same time, deprecate it, since now we get
the list from the environment variable for ourselves.
Modify the checks in g_desktop_app_info_get_show_in() to deal with
multiple items listed in XDG_CURRENT_DESKTOP. For example, if we find
that we have
XDG_CURRENT_DESKTOP=GNOME-Classic:GNOME
and a desktop file contains:
OnlyShowIn=GNOME
then we will show this file because of the fallback to GNOME. If the
file _also_ contains the line:
NotShowIn=GNOME-Classic
Then we will not show it, because GNOME-Classic comes before GNOME in
XDG_CURRENT_DESKTOP.
https://bugzilla.gnome.org/show_bug.cgi?id=729813
GDummyTlsConnection didn't implement the "interaction" property,
meaning you'd get warnings if you tried to set it while creating a
GTlsConnection when using the dummy backend. (Of course, trying to
create the GTlsConnection will fail anyway, but it ought to fail
without hitting any g_warnings.)
It was previously possible for GThreadedResolver to return an empty list
and no error in response to a g_resolver_lookup_by_name() call, if it
happened that all the addresses returned by getaddrinfo() could not be
converted from native addresses to GSocketAddresses.
Fix that by setting a G_RESOLVER_ERROR_NOT_FOUND if the returned list is
empty.
https://bugzilla.gnome.org/show_bug.cgi?id=728776
The documentation previously wasn’t clear about whether the GResolver
methods could return an empty list and no error. On balance, this seems
like a bad idea, and GResolver should commit to always return a
non-empty list, or an error (which should be G_RESOLVER_ERROR_NOT_FOUND
if the list would otherwise be empty).
https://bugzilla.gnome.org/show_bug.cgi?id=728776
ddf82a25 removed the use of non-literal format strings from
gthreadedresolver.c, but left the "#pragma GCC diagnostic ignored
-Wformat-nonliteral" behind.
These did show up in the html. Since symbol names are checked for a
trailing plural s when generating the docs, the links stay functional
after removing these comments.
https://bugzilla.gnome.org/show_bug.cgi?id=728380
Redo the code for type-based selection of applications (all,
recommended, default, fallback) based on the new DesktopFileDir
structures that we introduced last cycle.
At the same time, we expand the functionality to add support for the new
features of the specification:
- moving ~/.local/share/applications/mimeapps.list to ~/.config/
- per-desktop default applications (via XDG_CURRENT_DESKTOP)
- sysadmin customisation of defaults (via /etc/xdg/mimeapps.list)
- deprecation of the old defaults.list, favouring the use of
/usr/share/applications/mimeapps.list (or gnome-mimeapps.list) to
accomplish the same
We modify the mimeapps testcase to check for mimeapps.list having been
created in XDG_CONFIG_HOME instead of XDG_DATA_HOME.
The modification is a net reduction of code (due to less duplication in
bookkeeping). It is also an increase in performance and reduction in
memory consumption (due to simplified data structures). Finally, it
removes the stat-based timestamp checking in favour of the
GFileMonitor-based approach that was already being used in the
implementation of DesktopFileDir (in order to know if we had to rescan
the desktop files themselves).
https://bugzilla.gnome.org/show_bug.cgi?id=728040
We currently assume that setting an application as the default will take
it to the front of the list of supported applications for a given type,
but this is not necessarily true.
Check instead that the application is actually set as default.
https://bugzilla.gnome.org/show_bug.cgi?id=728040
Set XDG_DATA_DIRS to make sure we don't use /usr/share from the
appmonitor test. We will soon throw a warning if we find defaults.list,
so make sure we don't open ourselves up to that if there is one on the
system.
https://bugzilla.gnome.org/show_bug.cgi?id=728040
The desktop file for myapp3 didn't declare support for image/png, but
the testcase expects it to be recommended on the basis of it being the
default app according to defaults.list.
This will not work in the future -- we will only list apps that actually
support the filetype in question, unless they've been explicitly added
as associations.
https://bugzilla.gnome.org/show_bug.cgi?id=728040
The app launch context may just not support startup notification,
in which case, g_app_launch_context_get_startup_notify_id() will
return NULL.
Failure to take this into account leads to criticals like this:
gnome-session[8489]: GLib-CRITICAL: g_variant_new_take_string: assertion 'string != NULL' failed
gnome-session[8489]: GLib-CRITICAL: g_variant_new_variant: assertion 'value != NULL' failed
gnome-session[8489]: GLib-CRITICAL: g_variant_get_type: assertion 'value != NULL' failed
gnome-session[8489]: GLib-CRITICAL: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed
https://bugzilla.gnome.org/show_bug.cgi?id=728066
Add G_DBUS_ERROR codes for:
* org.freedesktop.DBus.Error.UnknownObject
* org.freedesktop.DBus.Error.UnknownInterface
* org.freedesktop.DBus.Error.UnknownProperty
* org.freedesktop.DBus.Error.PropertyReadOnly
These were discussed on the dbus mailing list
and introduced in the following libdbus commit:
2c34514620c4b79ea4ec71d1db583379138d01ac
https://bugzilla.gnome.org/show_bug.cgi?id=727900
g_tls_certificate_list_new_from_file() was supposed to ignore non-PEM
content, but it accidentally required that there not be anything after
the last certificate. Fix that.
https://bugzilla.gnome.org/show_bug.cgi?id=727692
Make sure that the @ sign is inside the authority part before attempting
to parse the userinfo. We do this by checking if the @ sign comes before
any of the possible authority delimiters.
Add unit test to verify parsing of ftp://ftp.gnome.org/start?foo=bar@baz
https://bugzilla.gnome.org/show_bug.cgi?id=726040
Rather than having special code in gsocket.c, handle Winsock errors
along with other Win32 errors in gioerror.c
Also, reference g_win32_error_message() from the
g_io_error_from_win32_error() docs, and update the
g_win32_error_message() docs to clarify that it works with Winsock
error codes too.
Map EPROTONOSUPPORT, ESOCKTNOSUPPORT, EPFNOSUPPORT and EAFNOSUPPORT to
G_IO_ERROR_NOT_SUPPORTED in g_io_error_from_errno(). (GSocket's
socket_io_error_from_errno() already did this with the corresponding
Winsock errors.)
Also map EOPNOTSUPP, which on Linux is the same as ENOTSUP, but may
not be on other platforms.
Also, rewrite the EAGAIN/EWOULDBLOCK section to use the simpler idiom
used by EEXIST/ENOTEMPTY and (now) ENOTSUP/EOPNOTSUPP.
Use #GVariant instead of GVariant.
g_notification_add_button_with_target,
g_notification_set_default_action_and_target:
Replace 'format_string' with 'target_format'.
g_notification_set_default_action_and_target_value:
Remove paragraph that apparently had been accidentally copied from
g_notification_set_default_action_and_target.
https://bugzilla.gnome.org/show_bug.cgi?id=727123
In the event that a GSettings object is being destroyed just as a change
signal is being delivered, the destroying thread will race with the
dconf worker thread for acquiring the lock on the GSettingsBackend.
If the signalling thread gets there first then the destroying thread
will block on the lock. The signalling thread adds a reference to the
GSettings object that is being destroyed and releases the lock. The
idea is that this should prevent the GSettings object from being
destroyed and thus maintain its entry in the list. Unfortunately, the
weak reference notify function is already running and as soon as we
release the lock, the list entry is removed.
The signalling thread crashes.
This bug is indicative of a serious problem encountered in many
situations where GObject instances are touched from multiple threads.
Ideally, we will move to a place where g_object_ref() is not called at
all on the GSettings object from the dconf worker thread and instead, a
dispatch will be done without holding a reference (similar to how
GAppInfoMonitor presently works). This would also prevent the
unfortunate case of someone dropping what they assume to be the last
reference on a GSettings object, only to have an already-pending signal
delivered once they return to the mainloop, crashing their program.
Making this change for GSettings (with multiple instances per thread,
the possibility of multiple backends and each instance being interested
in different events) is going to be extremely non-trivial, so it's not a
change that makes sense at this point in the cycle.
For now, we can do a relatively small and isolated tweak so that we
never access the list except under a lock. We still perform the bad
pattern of acquiring a ref in a foreign thread which means that we still
risk delivering a signal to a GSettings object that the user has assumed
is dead (unless they explicitly disconnect their signal handler). This
is a problem that we already had, however.
https://bugzilla.gnome.org/show_bug.cgi?id=710367
Change the order of the arguments on the (internal) keys_changed callback in
GSettingsListenerVTable.
This means that all functions in the table now fit the following signature:
void (* f) (GObject *target,
GSettingsBackend *backend,
const gchar *name_or_path,
gpointer origin_tag,
const gchar * const *names);
allowing the possibility of arguments ignored at the end.
This allows us to simplify our dispatch-to-thread code in GSettingsBackend,
making it a bit less generic.
So far, this should be a straight refactor.
https://bugzilla.gnome.org/show_bug.cgi?id=710367
The _finish functions for GUnixVolume _mount and _eject functions were
never implemented, having been simply stubbed out as 'return TRUE;'.
Implement them.
https://bugzilla.gnome.org/show_bug.cgi?id=724916
The existing code is buggy and now that we have GSubprocess, we should just use
it instead, allowing for some substantial reduction in complexity.
https://bugzilla.gnome.org/show_bug.cgi?id=724916
As of e6af432, g_content_type_get_symbolic_icon() returns non-symbolic
fallbacks. Thus, we can't append another symbolic icon to the fallbacks.
The special case was a bit of a hack anyway. It was only applied to
themed icons and there was no generic fallback for mime types that are
not folders.
https://bugzilla.gnome.org/show_bug.cgi?id=726046
We need to have these in BUILT_SOURCES so that 'make' knows to generate them
before attempting to compile other .c files in the same directory (since some
of these files include the header).
Should fix up remaining issues about partial versions of this file being
included under parallel builds.
https://bugzilla.gnome.org/show_bug.cgi?id=725891
Add a test for GSubprocess to test setting, unsetting and inheritance of
environment variables. Use communicate() to give it a bit more of a
workout as well.
https://bugzilla.gnome.org/show_bug.cgi?id=725651
On the splice for stdout or stderr completing, GSubprocess calls
_slice_finish() to collect the result.
We assume that a zero return value here means failure, but in fact this
function returns a gssize -- the number of bytes transferred, or -1 for
an error.
This causes GSubprocess to mistakenly think that it has an error when it
actually just has an empty buffer (as would be the case when collecting
stderr from a successful command).
Check for -1 instead of FALSE to detect the error.
https://bugzilla.gnome.org/show_bug.cgi?id=724916
Add the basename from the first component of the Exec line to the list of
strings to search for via g_desktop_app_info_search().
We treat Exec as a fairly strong match -- just below the visible name.
Add a testcase to make sure everything is working OK.
https://bugzilla.gnome.org/show_bug.cgi?id=725023
Visual C++ is quite zealous about checking against the types used in the
initializing of array of structures, even up to Visual C++ 2013. Fix this
by splitting up the initializing steps.
https://bugzilla.gnome.org/show_bug.cgi?id=724609
There is no longer any code left in the check/prepare functions on UNIX,
so put %NULL in the GSourceFuncs vtable.
This also allows us to simplify some logic.
https://bugzilla.gnome.org/show_bug.cgi?id=724707
We are reusing the GPollFD.revents field of the source to store a
temporary value. Use a local variable for that instead.
This is a refactor to make the next commit easier to understand.
https://bugzilla.gnome.org/show_bug.cgi?id=724707
Now that GCancellable's GSource is based on _set_ready_time() instead of
an fd, we should use it as a child source, instead of forcing the
creation of the fd and adding it as a poll.
https://bugzilla.gnome.org/show_bug.cgi?id=724707
Windows does not come with inet_aton(), and this check on IPv4 addresses
is actually not needed on Windows as the getaddrinfo() implementation on
Windows already rejects non-standard and non-real IPv4 numbers-and-dots
addresses.
https://bugzilla.gnome.org/show_bug.cgi?id=724609
After getting an EINTR, g_socket_condition_timed_wait() has to adjust
its timeout, but it was trying to convert from nanoseconds to
microseconds by multiplying by 1000 rather than dividing... Oops.
https://bugzilla.gnome.org/show_bug.cgi?id=724239
There is a race condition in the makefile that can result in build failures like this in parallel builds:
| ./gdbus-test-codegen-generated.h:7:0: error: unterminated #ifndef
| #ifndef __GDBUS_TEST_CODEGEN_GENERATED_H__
This is because a rule like this:
x.c x.h: prerequisites
@commands
doesn't consider x.c and x.h together. Instead, it expands to two rules, one to
generate x.c and one to generate x.h, which happen to run the same commands. In
the worst case they execute in parallel, overwriting each other's output.
Signed-off-by: Ross Burton <ross.burton@intel.com>
https://bugzilla.gnome.org/show_bug.cgi?id=723616
If a GSimpleAsyncResult has a NULL source tag, allow it to compare
valid to a non-NULL source tag in g_simple_async_result_is_valid(), to
simplify cases where, eg, g_simple_async_result_new() and
g_simple_async_result_report_error_in_idle() are both used.
https://bugzilla.gnome.org/show_bug.cgi?id=721458
We have a configure.ac check for lib.exe that attempts to enable
creation of .lib files for our 5 public libraries. That has been broken
for a long time for two reasons:
1) the Makefiles hardcode 'lib' instead of 'lib.exe'
2) we dropped generation of .def files quite some time ago (except for
in gthread where we have the two-symbol file under version control)
Add new rules for creating .def files from dumpbin.exe (which you should
have if you have lib.exe) and fix the .lib rules to use lib.exe.
Add a bit of $(AM_V_GEN) all around, as well.
https://bugzilla.gnome.org/show_bug.cgi?id=722033
In addition to the standard "192.168.1.1" format, there are numerous
legacy IPv4 address formats (such as "192.168.257",
"0xc0.0xa8.0x01.0x01", "0300.0250.0001.0001", "3232235777", and
"0xc0a80101"). However, none of these forms are ever used any more
except in phishing attempts. GLib wasn't supposed to be accepting
these addresses (neither g_hostname_is_ip_address() nor
g_inet_address_new_from_string() recognizes them), but getaddrinfo()
accepts them, and so the parts of gio that use getaddrinfo()
accidentally did accept those formats.
Fix GNetworkAddress and GResolver to reject these address formats.
https://bugzilla.gnome.org/show_bug.cgi?id=679957
Windows needs a special inefficient hack to implement
g_socket_get_available() correctly for UDP sockets, but that hack
isn't needed for TCP, and in fact, might give the wrong answer in that
case. Fix it to only use the hack with UDP.
Also, fix that case to handle non-blocking sockets as well.
And add a test case for g_socket_get_available() with TCP.
https://bugzilla.gnome.org/show_bug.cgi?id=723422
Since we are no longer using sgml mode, using /* */ to
escape block comments inside examples does not work anymore.
Switch to using line comments with //
Our check for inotify_init1() being defined is broken. We happily
declare that inotify is supported, even if the check fails.
This was originally intended to check for inotify_init1 in the libc so
that we could fall back to inotify_init if it was not yet defined.
FreeBSD has a libinotify that emulates the inotify API via kqueue. It
installs a <sys/inotify.h> header and requires linking to -linotify. We
don't want to falsely detect working inotify in this case.
Treat the lack of inotify_init1() in the libc as a lack of inotify
support. This requires only a new libc -- we still support old kernels:
in the case that inotify1_init() fails, we fall back to inotify_init().
https://bugzilla.gnome.org/show_bug.cgi?id=724330
It’s not enough to close a connection by calling g_input_stream_close()
and g_output_stream_close() on its two substreams: to close the
underlying socket, one must use g_io_stream_close(). Document that.
https://bugzilla.gnome.org/show_bug.cgi?id=724278
Since all element markup is now gone from the doc comments,
we can turn off the gtk-doc sgml mode, which means that from
now on, docbook markup is no longer allowed in doc comments.
To make this possible, we have to replace all remaining
entities in doc comments by their replacement text, & -> &
and so on.
Add support for parsing command line options with GApplication.
You can add GOptionGroup and GOptionEntry using two new APIs:
g_application_add_option_group() and
g_application_add_main_option_entries().
Also add a "handle-local-options" signal that allows handling of
commandline arguments in the local process without having to override
local_command_line.
As a special feature, you can have a %NULL @arg_data in a GOptionEntry
which will cause the argument to be stored in a GVariantDict. This
dictionary is available for inspection and modification by the
"handle-local-options" signal and can be forwarded to the primary
instance in cases of command line invocation (where it can be fetched
using g_application_command_line_get_options()).
https://bugzilla.gnome.org/show_bug.cgi?id=721977
In some virtualization setups, ifindexes can end up becoming very
large, and so the existing code that assumes that *some* interface
must have an index less than 255 fails.
Fix this by explicitly looking for "lo" first. And then if that fails
(on Windows, or other systems where the loopback interface is not
called "lo"), try indexes up to 1024 rather than 255.
https://bugzilla.gnome.org/show_bug.cgi?id=723048
For some reason, IPv6 link-local multicast routing changes all the
time. GNetworkMonitorBase was already ignoring them for purposes of
emitting network-changed, but GNetworkMonitorNetlink would still
trigger a re-dump after getting one, so network-changed would end up
getting emitted anyway.
glocalfile.c: In function 'g_local_file_measure_size_of_file':
glocalfile.c:2654:3: warning: passing argument 2 of 'g_lstat' from
incompatible pointer type [enabled by default]
if (g_lstat (name->data, &buf) != 0)
^
In file included from glocalfile.c:68:0:
../glib/gstdio.h:135:5: note: expected 'struct GStatBuf *' but argument
is of type 'struct _stati64 *'
https://bugzilla.gnome.org/show_bug.cgi?id=711547
gdbusauthmechanismexternal.c: In function 'mechanism_client_initiate':
gdbusauthmechanismexternal.c:355:3: warning: 'initial_response' may be
used uninitialized in this function [-Wmaybe-uninitialized]
return initial_response;
^
gdbusauthmechanismexternal.c:332:10: note: 'initial_response' was
declared here
https://bugzilla.gnome.org/show_bug.cgi?id=711547
glocalfileinfo.c: In function '_g_local_file_info_get':
glocalfileinfo.c:1955:11: warning: passing argument 3 of
'get_thumbnail_attributes' from incompatible pointer type [enabled by
default]
get_thumbnail_attributes (path, info, &statbuf);
^
glocalfileinfo.c:1285:1: note: expected 'const struct GStatBuf *' but
argument is of type 'struct _stati64 *'
get_thumbnail_attributes (const char *path,
https://bugzilla.gnome.org/show_bug.cgi?id=711547
If the action is stateful and the user doesn't have their own activate handler
then do some reasonable things for ourselves.
After a lot of experience using stateful GSimpleAction it turns out that
people almost always end up using it in the same ways:
A boolean-typed stateful action with no parameter is most likely going
to want to be toggled. Any other type of action that has the parameter
type equal to the state type probably intends for activation to
represent a request to change the state.
This patch implements those two cases. This will let people stop
writing their own trivial handlers over and over.
https://bugzilla.gnome.org/show_bug.cgi?id=722503
Clarify in the documentation that the commandline arguments passed
around by GApplication (to local_command_line and returned via
g_application_command_line_get_arguments()) are in the GLib filename
encoding (ie: UTF-8) on Windows, not the system code page.
Fix the mismatch that would result from having argv passed to
g_application_run() in main() on Windows (where it is in the system
code page) by ignoring argc/argv on Windows and calling
g_win32_get_command_line() for ourselves. Document this.
This might be a slight API break on Windows: we documented that it was
possible to call g_application_run() with arguments other than argc/argv
and now doing that will result in those arguments being ignored. It has
always been recommended practice to only call g_application_run() from
main() directly, however, and all of our code examples have shown only
this. We will see if this causes any issues and consider reevaluating
the situation if so.
https://bugzilla.gnome.org/show_bug.cgi?id=722025
Add a note to the documentation for g_file_new_for_commandline_arg()
that this function is intended to operate on strings already in the GLib
filename encoding on Windows.
This has been the case for a long time, but this documents the
requirement.
https://bugzilla.gnome.org/show_bug.cgi?id=722025
g_strconcat() allocates memory, it needs to be freed.
==10653== 1,400 bytes in 50 blocks are definitely lost in loss record
1,838 of 1,851
==10653== at 0x4A0645D: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==10653== by 0x54ACB22: g_malloc (gmem.c:102)
==10653== by 0x54ACE4D: g_malloc_n (gmem.c:343)
==10653== by 0x54C8463: g_strconcat (gstrfuncs.c:589)
==10653== by 0x4D6ED38: get_xattrs_from_fd (glocalfileinfo.c:660)
==10653== by 0x4D71622:
_g_local_file_info_get_from_fd (glocalfileinfo.c:2028)
==10653== by 0x4D731A0:
g_local_file_input_stream_query_info (glocalfileinputstream.c:356)
==10653== by 0x4C996D8:
g_file_input_stream_query_info (gfileinputstream.c:148)
==10653== by 0x4C863F6: file_copy_fallback (gfile.c:3120)
==10653== by 0x4C86DD2: g_file_copy (gfile.c:3398)
https://bugzilla.gnome.org/show_bug.cgi?id=722357
The default local_command_line handler has a fast return path for the
case that we handle the commandline by forwarding it to the primary
instance, but this doesn't account for the fact that we may want to
become a service.
Allow for this by making sure we don't take the fast path of the service
flag is set.
Add a --gapplication-service switch to the default implementation of
local_command_line. This name is unlikely to clash with any option used
by an existing application.
When a normal application (neither service nor launcher) is launched with
exactly this one argument, G_APPLICATION_IS_SERVICE will be set.
The idea is that people will write their D-Bus service file with
--gapplication-service on the Exec line. This provides a nice
compromise for people who want the benefits of DBusActivatable
applications but without losing the ability to easily run them directly
(under the debugger or inside jhbuild, etc.)
https://bugzilla.gnome.org/show_bug.cgi?id=710965
Make sure we escape any special characters that are found in annotation
names or values to avoid emitting a malformed XML document in response
to an Introspect call.
https://bugzilla.gnome.org/show_bug.cgi?id=721796
The file extension of the GIO module could be something other than .so,
depending on platform. Use G_MODULE_SUFFIX so that the test will run
correctly on non-*nix platforms, such as Windows.
https://bugzilla.gnome.org/show_bug.cgi?id=719344
If installed tests are not enabled, installed_testdir is not
defined, so we end up trying to create /modules and to chmod
things in /x-content/, which is not right.
When losing the D-Bus connection, we would write to stdout about it just
before killing ourselves with SIGTERM. We're a library, so we should
probably use stderr instead.
https://bugzilla.gnome.org/show_bug.cgi?id=721324
Part of the purpose of g_settings_get_child() was that it could be used
after you delay() a GSettings object, and then apply() all of the
settings together. In order for that to work, we need to share the
backend.
https://bugzilla.gnome.org/show_bug.cgi?id=720891
The x-content/win32-software type is only recognized if
the autorun.exe file is executable. Since the file is installed
as data, we need to fix up its permissions in an
install-data-hook.
This test is inspired by its namesake in GTK+. We instantiate
all types, and check the default values of their properties,
with some exceptions for types that are known not to work.
In case an object is already monitored, we lock then return without
unlocking it which can then result in a self deadlock. So properly
unlock before returning.
https://bugzilla.gnome.org/show_bug.cgi?id=721074
Use g_variant_parse_error_print_context() to format the error message
from the GVariant parser.
There is a slightly dubious interaction with the "parse me harder"
functionality here. We're probably going to have to deal with that
separately.
https://bugzilla.gnome.org/show_bug.cgi?id=715028
I recently had to track down why these tests failed. Turned
out that some rogue package on my system had installed mime
types that declared all files with 3 letter names to be
'chemical/x-turbomole-vibrational'.
This change will make it more obvious what is going on by
mentioning the mime types in the assertion message.
When replacing a version of goa-daemon (from gnome-online-accounts)
by a newer version with some added interfaces, evolution-data-server
and the gvfs-goa volume monitor might crash as there's no interface
definition for this new interface.
Work-around this by returning earlier from the _notify() implementation,
rather than accessing invalid memory.
https://bugzilla.gnome.org/show_bug.cgi?id=720539
Add missing (allow-none) annotations to
g_desktop_app_info_launch_uris_as_manager(). Tested with
python -c "from gi.repository import GLib, Gio; Gio.DesktopAppInfo.new('gcalctool.desktop').launch_uris_as_manager([], None, GLib.SpawnFlags.SEARCH_PATH|GLib.SpawnFlags.STDOUT_TO_DEV_NULL, None, None, None, None)"
which is necessary to do a launch_uris() without leaking stdout.
https://launchpad.net/bugs/1259721
GDBusConnection cleanup is inherently racy due to its use of worker
threads. Put tests that expect a NULL G_BUS_TYPE_SESSION singleton
as the first tests to work around cleanup races.
https://bugzilla.gnome.org/show_bug.cgi?id=719837
Allow only format strings that copy all values (i.e, don't contain '&'),
as the returned pointers might become invalid in some rare cases.
Since this is technically an API break, this patch only prints a
critical when a faulty format string is detected, but still fetches the
values.
https://bugzilla.gnome.org/show_bug.cgi?id=719979
Usually async methods copy/ref its arguments so caller can
forget about them. g_file_replace_contents_async() and
g_output_stream_write_async() are exceptions.
https://bugzilla.gnome.org/show_bug.cgi?id=690525
The desktop-files directory contains a mimeapps.cache file
that was not installed as data for installed tests, causing
the file measure test to fail only in when installed.
Make the testcase compare the byte size to what is reported
by du. Also add a test for the async api, and mak eit test
the progress reporting callback.
Comparing the code generated for the setter and other methods without
(real) return value, I noticed that the setter does not unref the
gvariant it gets.
https://bugzilla.gnome.org/show_bug.cgi?id=719472
This function turns a varargs argument list into a string array,
but forgets to NULL-terminate it. This function was not covered
by unit tests...so it was broken.
The test reveals that there's something fishy with this monitor.
One has to call g_app_info_get_all() for it to start working,
and then it only works once.
The previous patch to simplify the GSettings commandline tool by making
more use of global variables went a bit too far and broke 'gsettings
monitor' when used without a specific key.
Fix that up again.
The static analyser (correctly) considers a type check to fail if the
variable is NULL. In this case, the address must be non-NULL as no error
was thrown by g_socket_connection_get_remote_address(), but the static
analyser doesn’t know this.
Add a non-NULL assertion anyway, both to shut the analyser up, and
because it’s good extra testing.
Found by scan-build.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
These prevent some false positives from the static analyser which are
caused by it not inspecting the invariants of
g_subprocess_communicate[_utf8]_finish() (i.e. that stdout and
stdout_str will always be set unless an error was returned).
They’re also good testing anyway.
Found by scan-build.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
If the initial part of the header (‘MIME-TreeMagic’) is valid, but the
following line does not start with ‘[’ (i.e. is not a valid section
line), insert_matchlet() will be called with a NULL match pointer, and
will crash with a NULL pointer dereference.
Fix this by bailing out if a valid section line isn’t encountered before
the first insert_matchlet() call (i.e. between the header line and the
first data line).
Note that this has not been tested against a real treemagic file; the
fix is purely theoretical.
Found by scan-build.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
In the case that (n_fds == 0 && fds == NULL), memcpy() would be called
against a NULL src pointer. Even though the number of bytes to copy is
0, avoid the possibility of a crash by only calling if fds is non-NULL.
Found by scan-build.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
The static analyser will check dynamic type assertions and assume that
if they fail, the variable can either have the wrong type, or be NULL
(which is correct). The analyser doesn’t know that other constraints in
the API ensure the variable is non-NULL.
Add a non-null assertion to help the static analyser and shut it up in
this case.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
This can happen if the hash table lookup for ‘noncefile’ fails, and
hence the first ‘goto out’ is hit, at which point resolver is still
NULL.
Found with scan-build.
https://bugzilla.gnome.org/show_bug.cgi?id=113075
Be a little bit more careful in regards to initializing a primitive type
variable before passing it by reference, as it could have random stuff
in the variable's address depending on the CRT, such as MSVCR110.DLL,
causing random, invalid stuff being written in that address.
This will fix this test when built with Visual Studio 2012.
https://bugzilla.gnome.org/show_bug.cgi?id=711047
G_OS #ifdefs are only available once glibconfig.h has been
evaluated ; that is, after including glib headers.
Move this block down so it gets correctly evaluated.
Make it possible to skip the terminal-launching test simply
by setting DISPLAY= . Previously, you had to unset DISPLAY,
which is a little more cumbersome.
https://bugzilla.gnome.org/show_bug.cgi?id=711178
One testcase was launching appinfo-test from a GAppInfo that
does not have a filename. In this case, the G_LAUNCHED_DESKTOP_FILE
envvar is not exported. Make appinfo-test deal with that, without
spewing warnings.
https://bugzilla.gnome.org/show_bug.cgi?id=711178
The actions test tests the GSimpleActionGroup API. Maybe this
should be moved to use GActionMap, but for now, just disable
the deprecations.
There was also one test that wasn't actually hooked up, so
do that as well.
Most _list_schemas() uses were to check for the availability
of a particular schema. g_settings_schema_source_lookup() is
a better way to do this.
https://bugzilla.gnome.org/show_bug.cgi?id=712315
In Windows development environments that have it, <unistd.h> is mostly
just a wrapper around several other native headers (in particular,
<io.h>, which contains read(), close(), etc, and <process.h>, which
contains getpid()). But given that some Windows dev environments don't
have <unistd.h>, everything that uses those functions on Windows
already needed to include the correct Windows header as well, and so
there is never any point to including <unistd.h> on Windows.
Also, remove some <unistd.h> includes (and a few others) that were
unnecessary even on unix.
https://bugzilla.gnome.org/show_bug.cgi?id=710519
Assume unix platforms support the original POSIX.1 standard.
Specifically, assume that if G_OS_UNIX, then we have chown(),
getcwd(), getgrgid(), getpwuid(), link(), <grp.h>, <pwd.h>,
<sys/types.h>, <sys/uio.h>, <sys/wait.h>, and <unistd.h>.
Additionally, since all versions of Windows that we care about also
have <sys/types.h>, we can remove HAVE_SYS_TYPES_H checks everywhere.
Also remove one include of <sys/times.h>, and the corresponding
configure check, since the include is not currently needed (and may
always have just been a typo for <sys/time.h>).
https://bugzilla.gnome.org/show_bug.cgi?id=710519
Assume all supported platforms implement C90, and therefore they
(correctly) implement atexit(), memmove(), setlocale(), strerror(),
and vprintf(), and have <float.h> and <limits.h>.
(Also remove the configure check testing that "do ... while (0)" works
correctly; the non-do/while-based version of G_STMT_START and
G_STMT_END was removed years ago, but the check remained. Also, remove
some checks that configure.ac claimed were needed for libcharset, but
aren't actually used.)
Note that removing the g_memmove() function is not an ABI break even
on systems where g_memmove() was previously not a macro, because it
was never marked GLIB_AVAILABLE_IN_ALL or listed in glib.symbols, so
it would have been glib-internal since 2004.
https://bugzilla.gnome.org/show_bug.cgi?id=710519
My application (hotssh) would like to get the resolved address from DNS,
before we start the connect().
We could add a new event, but it's easy enough to just cache it on the
GSocketConnection; this avoids any new API.
https://bugzilla.gnome.org/show_bug.cgi?id=712547
It makes sense to match on GenericName in case an application does
not provide any keywords, but the Keywords field has been added
to explicitly support the search case, while GenericName was used
to be displayed in menus, so it makes more sense to consider
Keywords more (or equally) relevant for search.
https://bugzilla.gnome.org/show_bug.cgi?id=711640
Just copy the schemas to the builddir and compile them in place instead
of trying to mess around with creating the compiled file in a different
dir. This solves issues in the summary/description testcase when
GSettings expects the usual situation of having the .xml files present
in the same directory.
We need to check for the correct line endings on Windows (\r\n) for the
echo tests and currently need to skip the test_echo_eof test there, as
it depends on the cat utility that is not normally found on Windows, and
using an external installation of cat via MSYS or Cygwin would render the
test program to hang as cat waits for user input.
https://bugzilla.gnome.org/show_bug.cgi?id=711047
