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From d9fec76b594fccc6eda3ce04a74beae1c8b8c1d2 Mon Sep 17 00:00:00 2001
From: Ondrej Holy <oholy@redhat.com>
Date: Fri, 12 Jul 2024 11:14:10 +0200
Subject: [PATCH] gfile: Add support for x-gvfs-trash mount option
Currently, the trash functionality is disabled for system internal mounts.
That might be a problem in some cases. The `x-gvfs-notrash` mount option
allows disabling the trash functionality for certain mounts. Let's add
support for the `x-gvfs-trash` mount option to allow the opposite.
See: https://issues.redhat.com/browse/RHEL-46828
---
gio/gfile.c | 7 +++++--
gio/glocalfile.c | 22 +++++++++++++---------
2 files changed, 18 insertions(+), 11 deletions(-)
diff --git a/gio/gfile.c b/gio/gfile.c
index 4f9b9c6750..5ac73c03e8 100644
--- a/gio/gfile.c
+++ b/gio/gfile.c
@@ -4744,10 +4744,13 @@ g_file_delete_finish (GFile *file,
*
* Sends @file to the "Trashcan", if possible. This is similar to
* deleting it, but the user can recover it before emptying the trashcan.
- * Not all file systems support trashing, so this call can return the
+ * Trashing is disabled for system mounts by default (see
+ * g_unix_mount_is_system_internal()), so this call can return the
* %G_IO_ERROR_NOT_SUPPORTED error. Since GLib 2.66, the `x-gvfs-notrash` unix
- * mount option can be used to disable g_file_trash() support for certain
+ * mount option can be used to disable g_file_trash() support for particular
* mounts, the %G_IO_ERROR_NOT_SUPPORTED error will be returned in that case.
+ * Since 2.82, the `x-gvfs-trash` unix mount option can be used to enable
+ * g_file_trash() support for particular system mounts.
*
* If @cancellable is not %NULL, then the operation can be cancelled by
* triggering the cancellable object from another thread. If the operation
diff --git a/gio/glocalfile.c b/gio/glocalfile.c
index 7b70c614c6..ac918d25e3 100644
--- a/gio/glocalfile.c
+++ b/gio/glocalfile.c
@@ -1807,10 +1807,6 @@ ignore_trash_mount (GUnixMountEntry *mount)
{
GUnixMountPoint *mount_point = NULL;
const gchar *mount_options;
- gboolean retval = TRUE;
-
- if (g_unix_mount_is_system_internal (mount))
- return TRUE;
mount_options = g_unix_mount_get_options (mount);
if (mount_options == NULL)
@@ -1819,15 +1815,23 @@ ignore_trash_mount (GUnixMountEntry *mount)
NULL);
if (mount_point != NULL)
mount_options = g_unix_mount_point_get_options (mount_point);
+
+ g_clear_pointer (&mount_point, g_unix_mount_point_free);
}
- if (mount_options == NULL ||
- strstr (mount_options, "x-gvfs-notrash") == NULL)
- retval = FALSE;
+ if (mount_options != NULL)
+ {
+ if (strstr (mount_options, "x-gvfs-trash") != NULL)
+ return FALSE;
+
+ if (strstr (mount_options, "x-gvfs-notrash") != NULL)
+ return TRUE;
+ }
- g_clear_pointer (&mount_point, g_unix_mount_point_free);
+ if (g_unix_mount_is_system_internal (mount))
+ return TRUE;
- return retval;
+ return FALSE;
}
static gboolean
--
GitLab

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From 25833cefda24c60af913d6f2d532b5afd608b821 Mon Sep 17 00:00:00 2001
From: Michael Catanzaro <mcatanzaro@redhat.com>
Date: Thu, 19 Sep 2024 18:35:53 +0100
Subject: [PATCH] gsocks4aproxy: Fix a single byte buffer overflow in connect
messages
`SOCKS4_CONN_MSG_LEN` failed to account for the length of the final nul
byte in the connect message, which is an addition in SOCKSv4a vs
SOCKSv4.
This means that the buffer for building and transmitting the connect
message could be overflowed if the username and hostname are both
`SOCKS4_MAX_LEN` (255) bytes long.
Proxy configurations are normally statically configured, so the username
is very unlikely to be near its maximum length, and hence this overflow
is unlikely to be triggered in practice.
(Commit message by Philip Withnall, diagnosis and fix by Michael
Catanzaro.)
Fixes: #3461
---
gio/gsocks4aproxy.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/gio/gsocks4aproxy.c b/gio/gsocks4aproxy.c
index 3dad118eb7..b3146d08fd 100644
--- a/gio/gsocks4aproxy.c
+++ b/gio/gsocks4aproxy.c
@@ -79,9 +79,9 @@ g_socks4a_proxy_init (GSocks4aProxy *proxy)
* +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
* | VN | CD | DSTPORT | DSTIP | USERID |NULL| HOST | | NULL |
* +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
- * 1 1 2 4 variable 1 variable
+ * 1 1 2 4 variable 1 variable 1
*/
-#define SOCKS4_CONN_MSG_LEN (9 + SOCKS4_MAX_LEN * 2)
+#define SOCKS4_CONN_MSG_LEN (10 + SOCKS4_MAX_LEN * 2)
static gint
set_connect_msg (guint8 *msg,
const gchar *hostname,
--
GitLab

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@ -1,433 +0,0 @@
From 6c2178a3bc216a6cc765fc6ba3b0e6d22ce5af7e Mon Sep 17 00:00:00 2001
From: Emmanuel Fleury <emmanuel.fleury@u-bordeaux.fr>
Date: Mon, 4 Feb 2019 13:31:28 +0100
Subject: [PATCH 1/3] Fixing various warnings in glib/gstring.c
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
In file included from glib/glibconfig.h:9,
from glib/gtypes.h:32,
from glib/gstring.h:32,
from glib/gstring.c:37:
glib/gstring.c: In function g_string_insert_len:
glib/gstring.c:441:31: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
g_return_val_if_fail (pos <= string->len, string);
^~
glib/gmacros.h:455:25: note: in definition of macro G_LIKELY
#define G_LIKELY(expr) (expr)
^~~~
glib/gstring.c:441:5: note: in expansion of macro g_return_val_if_fail
g_return_val_if_fail (pos <= string->len, string);
^~~~~~~~~~~~~~~~~~~~
glib/gstring.c:458:15: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (pos < string->len)
^
glib/gstring.c:462:18: error: comparison of integer expressions of different signedness: gsize {aka long unsigned int} and gssize {aka long int} [-Werror=sign-compare]
if (offset < pos)
^
In file included from glib/glibconfig.h:9,
from glib/gtypes.h:32,
from glib/gstring.h:32,
from glib/gstring.c:37:
glib/gmacros.h:351:26: error: comparison of integer expressions of different signedness: gssize {aka long int} and long unsigned int [-Werror=sign-compare]
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
^
glib/gstring.c:464:22: note: in expansion of macro MIN
precount = MIN (len, pos - offset);
^~~
glib/gmacros.h:351:35: error: operand of ?: changes signedness from gssize {aka long int} to long unsigned int due to unsignedness of other operand [-Werror=sign-compare]
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
^~~
glib/gstring.c:464:22: note: in expansion of macro MIN
precount = MIN (len, pos - offset);
^~~
glib/gstring.c:469:15: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (len > precount)
^
glib/gstring.c:481:15: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (pos < string->len)
^
In file included from glib/glibconfig.h:9,
from glib/gtypes.h:32,
from glib/gstring.h:32,
from glib/gstring.c:37:
glib/gstring.c: In function g_string_insert_c:
glib/gstring.c:782:31: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
g_return_val_if_fail (pos <= string->len, string);
^~
glib/gmacros.h:455:25: note: in definition of macro G_LIKELY
#define G_LIKELY(expr) (expr)
^~~~
glib/gstring.c:782:5: note: in expansion of macro g_return_val_if_fail
g_return_val_if_fail (pos <= string->len, string);
^~~~~~~~~~~~~~~~~~~~
glib/gstring.c:785:11: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (pos < string->len)
^
In file included from glib/glibconfig.h:9,
from glib/gtypes.h:32,
from glib/gstring.h:32,
from glib/gstring.c:37:
glib/gstring.c: In function g_string_insert_unichar:
glib/gstring.c:857:31: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
g_return_val_if_fail (pos <= string->len, string);
^~
glib/gmacros.h:455:25: note: in definition of macro G_LIKELY
#define G_LIKELY(expr) (expr)
^~~~
glib/gstring.c:857:5: note: in expansion of macro g_return_val_if_fail
g_return_val_if_fail (pos <= string->len, string);
^~~~~~~~~~~~~~~~~~~~
glib/gstring.c:860:11: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (pos < string->len)
^
In file included from glib/glibconfig.h:9,
from glib/gtypes.h:32,
from glib/gstring.h:32,
from glib/gstring.c:37:
glib/gstring.c: In function g_string_erase:
glib/gstring.c:969:29: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
g_return_val_if_fail (pos <= string->len, string);
^~
glib/gmacros.h:455:25: note: in definition of macro G_LIKELY
#define G_LIKELY(expr) (expr)
^~~~
glib/gstring.c:969:3: note: in expansion of macro g_return_val_if_fail
g_return_val_if_fail (pos <= string->len, string);
^~~~~~~~~~~~~~~~~~~~
glib/gstring.c:975:39: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
g_return_val_if_fail (pos + len <= string->len, string);
^~
glib/gmacros.h:455:25: note: in definition of macro G_LIKELY
#define G_LIKELY(expr) (expr)
^~~~
glib/gstring.c:975:7: note: in expansion of macro g_return_val_if_fail
g_return_val_if_fail (pos + len <= string->len, string);
^~~~~~~~~~~~~~~~~~~~
glib/gstring.c:977:21: error: comparison of integer expressions of different signedness: gssize {aka long int} and gsize {aka long unsigned int} [-Werror=sign-compare]
if (pos + len < string->len)
^
---
glib/gstring.c | 82 +++++++++++++++++++++++++++++++-------------------
1 file changed, 51 insertions(+), 31 deletions(-)
diff --git a/glib/gstring.c b/glib/gstring.c
index 966502019..f5bfeb0ed 100644
--- a/glib/gstring.c
+++ b/glib/gstring.c
@@ -426,6 +426,8 @@ g_string_insert_len (GString *string,
const gchar *val,
gssize len)
{
+ gsize len_unsigned, pos_unsigned;
+
g_return_val_if_fail (string != NULL, NULL);
g_return_val_if_fail (len == 0 || val != NULL, string);
@@ -434,11 +436,15 @@ g_string_insert_len (GString *string,
if (len < 0)
len = strlen (val);
+ len_unsigned = len;
if (pos < 0)
- pos = string->len;
+ pos_unsigned = string->len;
else
- g_return_val_if_fail (pos <= string->len, string);
+ {
+ pos_unsigned = pos;
+ g_return_val_if_fail (pos_unsigned <= string->len, string);
+ }
/* Check whether val represents a substring of string.
* This test probably violates chapter and verse of the C standards,
@@ -450,45 +456,48 @@ g_string_insert_len (GString *string,
gsize offset = val - string->str;
gsize precount = 0;
- g_string_maybe_expand (string, len);
+ g_string_maybe_expand (string, len_unsigned);
val = string->str + offset;
/* At this point, val is valid again. */
/* Open up space where we are going to insert. */
- if (pos < string->len)
- memmove (string->str + pos + len, string->str + pos, string->len - pos);
+ if (pos_unsigned < string->len)
+ memmove (string->str + pos_unsigned + len_unsigned,
+ string->str + pos_unsigned, string->len - pos_unsigned);
/* Move the source part before the gap, if any. */
- if (offset < pos)
+ if (offset < pos_unsigned)
{
- precount = MIN (len, pos - offset);
- memcpy (string->str + pos, val, precount);
+ precount = MIN (len_unsigned, pos_unsigned - offset);
+ memcpy (string->str + pos_unsigned, val, precount);
}
/* Move the source part after the gap, if any. */
- if (len > precount)
- memcpy (string->str + pos + precount,
- val + /* Already moved: */ precount + /* Space opened up: */ len,
- len - precount);
+ if (len_unsigned > precount)
+ memcpy (string->str + pos_unsigned + precount,
+ val + /* Already moved: */ precount +
+ /* Space opened up: */ len_unsigned,
+ len_unsigned - precount);
}
else
{
- g_string_maybe_expand (string, len);
+ g_string_maybe_expand (string, len_unsigned);
/* If we aren't appending at the end, move a hunk
* of the old string to the end, opening up space
*/
- if (pos < string->len)
- memmove (string->str + pos + len, string->str + pos, string->len - pos);
+ if (pos_unsigned < string->len)
+ memmove (string->str + pos_unsigned + len_unsigned,
+ string->str + pos_unsigned, string->len - pos_unsigned);
/* insert the new string */
- if (len == 1)
- string->str[pos] = *val;
+ if (len_unsigned == 1)
+ string->str[pos_unsigned] = *val;
else
- memcpy (string->str + pos, val, len);
+ memcpy (string->str + pos_unsigned, val, len_unsigned);
}
- string->len += len;
+ string->len += len_unsigned;
string->str[string->len] = 0;
@@ -772,6 +781,8 @@ g_string_insert_c (GString *string,
gssize pos,
gchar c)
{
+ gsize pos_unsigned;
+
g_return_val_if_fail (string != NULL, NULL);
g_string_maybe_expand (string, 1);
@@ -779,13 +790,15 @@ g_string_insert_c (GString *string,
if (pos < 0)
pos = string->len;
else
- g_return_val_if_fail (pos <= string->len, string);
+ g_return_val_if_fail ((gsize) pos <= string->len, string);
+ pos_unsigned = pos;
/* If not just an append, move the old stuff */
- if (pos < string->len)
- memmove (string->str + pos + 1, string->str + pos, string->len - pos);
+ if (pos_unsigned < string->len)
+ memmove (string->str + pos_unsigned + 1,
+ string->str + pos_unsigned, string->len - pos_unsigned);
- string->str[pos] = c;
+ string->str[pos_unsigned] = c;
string->len += 1;
@@ -854,10 +867,10 @@ g_string_insert_unichar (GString *string,
if (pos < 0)
pos = string->len;
else
- g_return_val_if_fail (pos <= string->len, string);
+ g_return_val_if_fail ((gsize) pos <= string->len, string);
/* If not just an append, move the old stuff */
- if (pos < string->len)
+ if ((gsize) pos < string->len)
memmove (string->str + pos + charlen, string->str + pos, string->len - pos);
dest = string->str + pos;
@@ -964,21 +977,28 @@ g_string_erase (GString *string,
gssize pos,
gssize len)
{
+ gsize len_unsigned, pos_unsigned;
+
g_return_val_if_fail (string != NULL, NULL);
g_return_val_if_fail (pos >= 0, string);
- g_return_val_if_fail (pos <= string->len, string);
+ pos_unsigned = pos;
+
+ g_return_val_if_fail (pos_unsigned <= string->len, string);
if (len < 0)
- len = string->len - pos;
+ len_unsigned = string->len - pos_unsigned;
else
{
- g_return_val_if_fail (pos + len <= string->len, string);
+ len_unsigned = len;
+ g_return_val_if_fail (pos_unsigned + len_unsigned <= string->len, string);
- if (pos + len < string->len)
- memmove (string->str + pos, string->str + pos + len, string->len - (pos + len));
+ if (pos_unsigned + len_unsigned < string->len)
+ memmove (string->str + pos_unsigned,
+ string->str + pos_unsigned + len_unsigned,
+ string->len - (pos_unsigned + len_unsigned));
}
- string->len -= len;
+ string->len -= len_unsigned;
string->str[string->len] = 0;
--
2.50.0
From 101afb01778659cb7051b3cb33d55dc965c8dc7e Mon Sep 17 00:00:00 2001
From: Michael Catanzaro <mcatanzaro@redhat.com>
Date: Thu, 10 Apr 2025 10:57:20 -0500
Subject: [PATCH 2/3] gstring: carefully handle gssize parameters
Wherever we use gssize to allow passing -1, we need to ensure we don't
overflow the value by assigning a gsize to it without checking if the
size exceeds the maximum gssize. The safest way to do this is to just
use normal gsize everywhere instead and use gssize only for the
parameter.
Our computers don't have enough RAM to write tests for this. I tried
forcing string->len to high values for test purposes, but this isn't
valid and will just cause out of bounds reads/writes due to
string->allocated_len being unexpectedly small, so I don't think we can
test this easily.
---
glib/gstring.c | 36 +++++++++++++++++++++++-------------
1 file changed, 23 insertions(+), 13 deletions(-)
diff --git a/glib/gstring.c b/glib/gstring.c
index f5bfeb0ed..84a98da25 100644
--- a/glib/gstring.c
+++ b/glib/gstring.c
@@ -435,8 +435,9 @@ g_string_insert_len (GString *string,
return string;
if (len < 0)
- len = strlen (val);
- len_unsigned = len;
+ len_unsigned = strlen (val);
+ else
+ len_unsigned = len;
if (pos < 0)
pos_unsigned = string->len;
@@ -788,10 +789,12 @@ g_string_insert_c (GString *string,
g_string_maybe_expand (string, 1);
if (pos < 0)
- pos = string->len;
+ pos_unsigned = string->len;
else
- g_return_val_if_fail ((gsize) pos <= string->len, string);
- pos_unsigned = pos;
+ {
+ pos_unsigned = pos;
+ g_return_val_if_fail (pos_unsigned <= string->len, string);
+ }
/* If not just an append, move the old stuff */
if (pos_unsigned < string->len)
@@ -824,6 +827,7 @@ g_string_insert_unichar (GString *string,
gssize pos,
gunichar wc)
{
+ gsize pos_unsigned;
gint charlen, first, i;
gchar *dest;
@@ -865,15 +869,18 @@ g_string_insert_unichar (GString *string,
g_string_maybe_expand (string, charlen);
if (pos < 0)
- pos = string->len;
+ pos_unsigned = string->len;
else
- g_return_val_if_fail ((gsize) pos <= string->len, string);
+ {
+ pos_unsigned = pos;
+ g_return_val_if_fail (pos_unsigned <= string->len, string);
+ }
/* If not just an append, move the old stuff */
- if ((gsize) pos < string->len)
- memmove (string->str + pos + charlen, string->str + pos, string->len - pos);
+ if (pos_unsigned < string->len)
+ memmove (string->str + pos_unsigned + charlen, string->str + pos_unsigned, string->len - pos_unsigned);
- dest = string->str + pos;
+ dest = string->str + pos_unsigned;
/* Code copied from g_unichar_to_utf() */
for (i = charlen - 1; i > 0; --i)
{
@@ -931,6 +938,7 @@ g_string_overwrite_len (GString *string,
const gchar *val,
gssize len)
{
+ gssize len_unsigned;
gsize end;
g_return_val_if_fail (string != NULL, NULL);
@@ -942,14 +950,16 @@ g_string_overwrite_len (GString *string,
g_return_val_if_fail (pos <= string->len, string);
if (len < 0)
- len = strlen (val);
+ len_unsigned = strlen (val);
+ else
+ len_unsigned = len;
- end = pos + len;
+ end = pos + len_unsigned;
if (end > string->len)
g_string_maybe_expand (string, end - string->len);
- memcpy (string->str + pos, val, len);
+ memcpy (string->str + pos, val, len_unsigned);
if (end > string->len)
{
--
2.50.0
From 789c240db9738cae37ee77f7e135e5dbc39ab3ca Mon Sep 17 00:00:00 2001
From: Peter Bloomfield <peterbloomfield@bellsouth.net>
Date: Fri, 11 Apr 2025 05:52:33 +0000
Subject: [PATCH 3/3] gstring: Make len_unsigned unsigned
---
glib/gstring.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/glib/gstring.c b/glib/gstring.c
index 84a98da25..7379517f5 100644
--- a/glib/gstring.c
+++ b/glib/gstring.c
@@ -938,7 +938,7 @@ g_string_overwrite_len (GString *string,
const gchar *val,
gssize len)
{
- gssize len_unsigned;
+ gsize len_unsigned;
gsize end;
g_return_val_if_fail (string != NULL, NULL);
--
2.50.0

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@ -1,126 +0,0 @@
From a07f759373d888c837a780cb93f14542b029e19c Mon Sep 17 00:00:00 2001
From: "Rebecca N. Palmer" <rebecca_palmer@zoho.com>
Date: Fri, 11 Oct 2024 09:38:52 +0100
Subject: [PATCH 1/2] gdatetime test: Do not assume PST8PDT was always exactly
-8/-7
In newer tzdata, it is an alias for America/Los_Angeles, which has a
slightly different meaning: DST did not exist there before 1883. As a
result, we can no longer hard-code the knowledge that interval 0 is
standard time and interval 1 is summer time, and instead we need to look
up the correct intervals from known timestamps.
Resolves: https://gitlab.gnome.org/GNOME/glib/-/issues/3502
Bug-Debian: https://bugs.debian.org/1084190
[smcv: expand commit message, fix whitespace]
Signed-off-by: Simon McVittie <smcv@debian.org>
---
glib/tests/gdatetime.c | 23 +++++++++++++++++------
1 file changed, 17 insertions(+), 6 deletions(-)
diff --git a/glib/tests/gdatetime.c b/glib/tests/gdatetime.c
index 5a2190d5f..80098bab3 100644
--- a/glib/tests/gdatetime.c
+++ b/glib/tests/gdatetime.c
@@ -2096,6 +2096,7 @@ test_posix_parse (void)
{
GTimeZone *tz;
GDateTime *gdt1, *gdt2;
+ gint i1, i2;
tz = g_time_zone_new ("PST");
g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "UTC");
@@ -2111,14 +2112,24 @@ test_posix_parse (void)
/* This fails rules_from_identifier on Unix (though not on Windows)
* but passes anyway because PST8PDT is a zone name.
+ *
+ * Intervals i1 and i2 (rather than 0 and 1) are needed because in
+ * recent tzdata, PST8PDT may be an alias for America/Los_Angeles,
+ * and hence be aware that DST has not always existed.
+ * https://bugs.debian.org/1084190
*/
tz = g_time_zone_new ("PST8PDT");
- g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "PST");
- g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, - 8 * 3600);
- g_assert (!g_time_zone_is_dst (tz, 0));
- g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "PDT");
- g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==,- 7 * 3600);
- g_assert (g_time_zone_is_dst (tz, 1));
+ g_assert_nonnull (tz);
+ /* a date in winter = non-DST */
+ i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_STANDARD, 0);
+ /* approximately 6 months in seconds, i.e. a date in summer = DST */
+ i2 = g_time_zone_find_interval (tz, G_TIME_TYPE_DAYLIGHT, 15000000);
+ g_assert_cmpstr (g_time_zone_get_abbreviation (tz, i1), ==, "PST");
+ g_assert_cmpint (g_time_zone_get_offset (tz, i1), ==, - 8 * 3600);
+ g_assert (!g_time_zone_is_dst (tz, i1));
+ g_assert_cmpstr (g_time_zone_get_abbreviation (tz, i2), ==, "PDT");
+ g_assert_cmpint (g_time_zone_get_offset (tz, i2), ==,- 7 * 3600);
+ g_assert (g_time_zone_is_dst (tz, i2));
g_time_zone_unref (tz);
tz = g_time_zone_new ("PST8PDT6:32:15");
--
2.50.0
From d1e564d6d4f478c9e0b163763ed2b199dfafd500 Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@debian.org>
Date: Fri, 18 Oct 2024 11:03:19 +0100
Subject: [PATCH 2/2] gdatetime test: Try to make PST8PDT test more obviously
correct
Instead of using timestamp 0 as a magic number (in this case interpreted
as 1970-01-01T00:00:00-08:00), calculate a timestamp from a recent
year/month/day in winter, in this case 2024-01-01T00:00:00-08:00.
Similarly, instead of using a timestamp 15 million seconds later
(1970-06-23T15:40:00-07:00), calculate a timestamp from a recent
year/month/day in summer, in this case 2024-07-01T00:00:00-07:00.
Signed-off-by: Simon McVittie <smcv@debian.org>
---
glib/tests/gdatetime.c | 15 +++++++--------
1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/glib/tests/gdatetime.c b/glib/tests/gdatetime.c
index 80098bab3..d0755e722 100644
--- a/glib/tests/gdatetime.c
+++ b/glib/tests/gdatetime.c
@@ -2112,18 +2112,15 @@ test_posix_parse (void)
/* This fails rules_from_identifier on Unix (though not on Windows)
* but passes anyway because PST8PDT is a zone name.
- *
- * Intervals i1 and i2 (rather than 0 and 1) are needed because in
- * recent tzdata, PST8PDT may be an alias for America/Los_Angeles,
- * and hence be aware that DST has not always existed.
- * https://bugs.debian.org/1084190
*/
tz = g_time_zone_new ("PST8PDT");
g_assert_nonnull (tz);
/* a date in winter = non-DST */
- i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_STANDARD, 0);
- /* approximately 6 months in seconds, i.e. a date in summer = DST */
- i2 = g_time_zone_find_interval (tz, G_TIME_TYPE_DAYLIGHT, 15000000);
+ gdt1 = g_date_time_new (tz, 2024, 1, 1, 0, 0, 0);
+ i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_STANDARD, g_date_time_to_unix (gdt1));
+ /* a date in summer = DST */
+ gdt2 = g_date_time_new (tz, 2024, 7, 1, 0, 0, 0);
+ i2 = g_time_zone_find_interval (tz, G_TIME_TYPE_DAYLIGHT, g_date_time_to_unix (gdt2));
g_assert_cmpstr (g_time_zone_get_abbreviation (tz, i1), ==, "PST");
g_assert_cmpint (g_time_zone_get_offset (tz, i1), ==, - 8 * 3600);
g_assert (!g_time_zone_is_dst (tz, i1));
@@ -2131,6 +2128,8 @@ test_posix_parse (void)
g_assert_cmpint (g_time_zone_get_offset (tz, i2), ==,- 7 * 3600);
g_assert (g_time_zone_is_dst (tz, i2));
g_time_zone_unref (tz);
+ g_date_time_unref (gdt1);
+ g_date_time_unref (gdt2);
tz = g_time_zone_new ("PST8PDT6:32:15");
#ifdef G_OS_WIN32
--
2.50.0

View File

@ -1,401 +0,0 @@
From b43d2e06834a9779801f9a68904ae73a26578f01 Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Sat, 21 Sep 2019 10:45:36 +0200
Subject: [PATCH 1/2] gatomic: Add various casts to use of g_atomic_*()s to fix
warnings
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
When compiling GLib with `-Wsign-conversion`, we get various warnings
about the atomic calls. A lot of these were fixed by
3ad375a629c91a27d0165a31f0ed298fd553de0a, but some remain. Fix them by
adding appropriate casts at the call sites.
Note that `g_atomic_int_{and,or,xor}()` actually all operate on `guint`s
rather than `gint`s (which is what the rest of the `g_atomic_int_*()`
functions operate on). I cant find any written reasoning for this, but
assume that its because signedness is irrelevant when youre using an
integer as a bit field. Its unfortunate that theyre named a
`g_atomic_int_*()` rather than `g_atomic_uint_*()` functions.
Tested by compiling GLib as:
```
CFLAGS=-Wsign-conversion jhbuild make -ac |& grep atomic
```
Im not going to add `-Wsign-conversion` to the set of default warnings
for building GLib, because it mostly produces false positives throughout
the rest of GLib.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Fixes: #1565
---
gio/gdbusconnection.c | 8 ++++----
gio/gdbusnamewatching.c | 4 ++--
gio/tests/gdbus-threading.c | 2 +-
glib/gbitlock.c | 2 +-
glib/gquark.c | 2 +-
glib/gthread-posix.c | 2 +-
glib/gthreadpool.c | 10 +++++-----
glib/tests/atomic.c | 20 ++++++++++----------
8 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 117c8df35..1c1f0cf3d 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -3127,7 +3127,7 @@ g_dbus_connection_add_filter (GDBusConnection *connection,
CONNECTION_LOCK (connection);
data = g_new0 (FilterData, 1);
- data->id = g_atomic_int_add (&_global_filter_id, 1); /* TODO: overflow etc. */
+ data->id = (guint) g_atomic_int_add (&_global_filter_id, 1); /* TODO: overflow etc. */
data->ref_count = 1;
data->filter_function = filter_function;
data->user_data = user_data;
@@ -3482,7 +3482,7 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
subscriber.callback = callback;
subscriber.user_data = user_data;
subscriber.user_data_free_func = user_data_free_func;
- subscriber.id = g_atomic_int_add (&_global_subscriber_id, 1); /* TODO: overflow etc. */
+ subscriber.id = (guint) g_atomic_int_add (&_global_subscriber_id, 1); /* TODO: overflow etc. */
subscriber.context = g_main_context_ref_thread_default ();
/* see if we've already have this rule */
@@ -5172,7 +5172,7 @@ g_dbus_connection_register_object (GDBusConnection *connection,
}
ei = g_new0 (ExportedInterface, 1);
- ei->id = g_atomic_int_add (&_global_registration_id, 1); /* TODO: overflow etc. */
+ ei->id = (guint) g_atomic_int_add (&_global_registration_id, 1); /* TODO: overflow etc. */
ei->eo = eo;
ei->user_data = user_data;
ei->user_data_free_func = user_data_free_func;
@@ -6832,7 +6832,7 @@ g_dbus_connection_register_subtree (GDBusConnection *connection,
es->vtable = _g_dbus_subtree_vtable_copy (vtable);
es->flags = flags;
- es->id = g_atomic_int_add (&_global_subtree_registration_id, 1); /* TODO: overflow etc. */
+ es->id = (guint) g_atomic_int_add (&_global_subtree_registration_id, 1); /* TODO: overflow etc. */
es->user_data = user_data;
es->user_data_free_func = user_data_free_func;
es->context = g_main_context_ref_thread_default ();
diff --git a/gio/gdbusnamewatching.c b/gio/gdbusnamewatching.c
index dad8e75ec..01ee6e762 100644
--- a/gio/gdbusnamewatching.c
+++ b/gio/gdbusnamewatching.c
@@ -603,7 +603,7 @@ g_bus_watch_name (GBusType bus_type,
client = g_new0 (Client, 1);
client->ref_count = 1;
- client->id = g_atomic_int_add (&next_global_id, 1); /* TODO: uh oh, handle overflow */
+ client->id = (guint) g_atomic_int_add (&next_global_id, 1); /* TODO: uh oh, handle overflow */
client->name = g_strdup (name);
client->flags = flags;
client->name_appeared_handler = name_appeared_handler;
@@ -665,7 +665,7 @@ guint g_bus_watch_name_on_connection (GDBusConnection *connection,
client = g_new0 (Client, 1);
client->ref_count = 1;
- client->id = g_atomic_int_add (&next_global_id, 1); /* TODO: uh oh, handle overflow */
+ client->id = (guint) g_atomic_int_add (&next_global_id, 1); /* TODO: uh oh, handle overflow */
client->name = g_strdup (name);
client->flags = flags;
client->name_appeared_handler = name_appeared_handler;
diff --git a/gio/tests/gdbus-threading.c b/gio/tests/gdbus-threading.c
index 3e4dc92e5..13ff15bab 100644
--- a/gio/tests/gdbus-threading.c
+++ b/gio/tests/gdbus-threading.c
@@ -514,7 +514,7 @@ test_threaded_singleton (void)
/* We want to be the last ref, so let it finish setting up */
for (j = 0; j < 100; j++)
{
- guint r = g_atomic_int_get (&G_OBJECT (c)->ref_count);
+ guint r = (guint) g_atomic_int_get (&G_OBJECT (c)->ref_count);
if (r == 1)
break;
diff --git a/glib/gbitlock.c b/glib/gbitlock.c
index 46e5f7d06..23024d08c 100644
--- a/glib/gbitlock.c
+++ b/glib/gbitlock.c
@@ -224,7 +224,7 @@ g_bit_lock (volatile gint *address,
guint mask = 1u << lock_bit;
guint v;
- v = g_atomic_int_get (address);
+ v = (guint) g_atomic_int_get (address);
if (v & mask)
{
guint class = ((gsize) address) % G_N_ELEMENTS (g_bit_lock_contended);
diff --git a/glib/gquark.c b/glib/gquark.c
index c4d12b870..df12ff69a 100644
--- a/glib/gquark.c
+++ b/glib/gquark.c
@@ -262,7 +262,7 @@ g_quark_to_string (GQuark quark)
gchar **strings;
gint seq_id;
- seq_id = g_atomic_int_get (&quark_seq_id);
+ seq_id = (guint) g_atomic_int_get (&quark_seq_id);
strings = g_atomic_pointer_get (&quarks);
if (quark < seq_id)
diff --git a/glib/gthread-posix.c b/glib/gthread-posix.c
index 5fff51477..aca9208cc 100644
--- a/glib/gthread-posix.c
+++ b/glib/gthread-posix.c
@@ -1396,7 +1396,7 @@ void
g_cond_wait (GCond *cond,
GMutex *mutex)
{
- guint sampled = g_atomic_int_get (&cond->i[0]);
+ guint sampled = (guint) g_atomic_int_get (&cond->i[0]);
g_mutex_unlock (mutex);
syscall (__NR_futex, &cond->i[0], (gsize) FUTEX_WAIT_PRIVATE, (gsize) sampled, NULL);
diff --git a/glib/gthreadpool.c b/glib/gthreadpool.c
index dd7289370..7d75245b0 100644
--- a/glib/gthreadpool.c
+++ b/glib/gthreadpool.c
@@ -145,7 +145,7 @@ g_thread_pool_wait_for_new_pool (void)
gint last_wakeup_thread_serial;
gboolean have_relayed_thread_marker = FALSE;
- local_max_unused_threads = g_atomic_int_get (&max_unused_threads);
+ local_max_unused_threads = (guint) g_atomic_int_get (&max_unused_threads);
local_max_idle_time = g_atomic_int_get (&max_idle_time);
last_wakeup_thread_serial = g_atomic_int_get (&wakeup_thread_serial);
@@ -209,7 +209,7 @@ g_thread_pool_wait_for_new_pool (void)
DEBUG_MSG (("thread %p updating to new limits.",
g_thread_self ()));
- local_max_unused_threads = g_atomic_int_get (&max_unused_threads);
+ local_max_unused_threads = (guint) g_atomic_int_get (&max_unused_threads);
local_max_idle_time = g_atomic_int_get (&max_idle_time);
last_wakeup_thread_serial = local_wakeup_thread_serial;
@@ -893,7 +893,7 @@ g_thread_pool_get_max_unused_threads (void)
guint
g_thread_pool_get_num_unused_threads (void)
{
- return g_atomic_int_get (&unused_threads);
+ return (guint) g_atomic_int_get (&unused_threads);
}
/**
@@ -1016,7 +1016,7 @@ g_thread_pool_set_max_idle_time (guint interval)
g_atomic_int_set (&max_idle_time, interval);
- i = g_atomic_int_get (&unused_threads);
+ i = (guint) g_atomic_int_get (&unused_threads);
if (i > 0)
{
g_atomic_int_inc (&wakeup_thread_serial);
@@ -1052,5 +1052,5 @@ g_thread_pool_set_max_idle_time (guint interval)
guint
g_thread_pool_get_max_idle_time (void)
{
- return g_atomic_int_get (&max_idle_time);
+ return (guint) g_atomic_int_get (&max_idle_time);
}
diff --git a/glib/tests/atomic.c b/glib/tests/atomic.c
index 35fa705a4..856df12d2 100644
--- a/glib/tests/atomic.c
+++ b/glib/tests/atomic.c
@@ -27,7 +27,7 @@ test_types (void)
cspp = &csp;
g_atomic_int_set (&u, 5);
- u2 = g_atomic_int_get (&u);
+ u2 = (guint) g_atomic_int_get (&u);
g_assert_cmpint (u2, ==, 5);
res = g_atomic_int_compare_and_exchange (&u, 6, 7);
g_assert (!res);
@@ -62,13 +62,13 @@ test_types (void)
res = g_atomic_int_dec_and_test (&s);
g_assert (!res);
g_assert_cmpint (s, ==, 6);
- s2 = g_atomic_int_and (&s, 5);
+ s2 = (gint) g_atomic_int_and (&s, 5);
g_assert_cmpint (s2, ==, 6);
g_assert_cmpint (s, ==, 4);
- s2 = g_atomic_int_or (&s, 8);
+ s2 = (gint) g_atomic_int_or (&s, 8);
g_assert_cmpint (s2, ==, 4);
g_assert_cmpint (s, ==, 12);
- s2 = g_atomic_int_xor (&s, 4);
+ s2 = (gint) g_atomic_int_xor (&s, 4);
g_assert_cmpint (s2, ==, 12);
g_assert_cmpint (s, ==, 8);
@@ -92,7 +92,7 @@ test_types (void)
res = g_atomic_pointer_compare_and_exchange (&gs, 0, 0);
g_assert (res);
g_assert (gs == 0);
- gs2 = g_atomic_pointer_add (&gs, 5);
+ gs2 = (gsize) g_atomic_pointer_add (&gs, 5);
g_assert (gs2 == 0);
g_assert (gs == 5);
gs2 = g_atomic_pointer_and (&gs, 6);
@@ -127,7 +127,7 @@ test_types (void)
#undef g_atomic_pointer_xor
g_atomic_int_set ((gint*)&u, 5);
- u2 = g_atomic_int_get ((gint*)&u);
+ u2 = (guint) g_atomic_int_get ((gint*)&u);
g_assert_cmpint (u2, ==, 5);
res = g_atomic_int_compare_and_exchange ((gint*)&u, 6, 7);
g_assert (!res);
@@ -161,13 +161,13 @@ test_types (void)
res = g_atomic_int_dec_and_test (&s);
g_assert (!res);
g_assert_cmpint (s, ==, 6);
- s2 = g_atomic_int_and ((guint*)&s, 5);
+ s2 = (gint) g_atomic_int_and ((guint*)&s, 5);
g_assert_cmpint (s2, ==, 6);
g_assert_cmpint (s, ==, 4);
- s2 = g_atomic_int_or ((guint*)&s, 8);
+ s2 = (gint) g_atomic_int_or ((guint*)&s, 8);
g_assert_cmpint (s2, ==, 4);
g_assert_cmpint (s, ==, 12);
- s2 = g_atomic_int_xor ((guint*)&s, 4);
+ s2 = (gint) g_atomic_int_xor ((guint*)&s, 4);
g_assert_cmpint (s2, ==, 12);
g_assert_cmpint (s, ==, 8);
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
@@ -196,7 +196,7 @@ G_GNUC_END_IGNORE_DEPRECATIONS
res = g_atomic_pointer_compare_and_exchange (&gs, 0, 0);
g_assert (res);
g_assert (gs == 0);
- gs2 = g_atomic_pointer_add (&gs, 5);
+ gs2 = (gsize) g_atomic_pointer_add (&gs, 5);
g_assert (gs2 == 0);
g_assert (gs == 5);
gs2 = g_atomic_pointer_and (&gs, 6);
--
2.50.0
From 5d6ced6a7fc6dbbc891992a7d16cd465f2ff1290 Mon Sep 17 00:00:00 2001
From: Philip Withnall <pwithnall@endlessos.org>
Date: Wed, 22 Feb 2023 12:19:16 +0000
Subject: [PATCH 2/2] gdbusconnection: Rearrange refcount handling of
map_method_serial_to_task
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
It already implicitly held a strong ref on its `GTask` values, but
didnt have a free function set so that they would be automatically
unreffed on removal from the map.
This meant that the functions handling removals from the map,
`on_worker_closed()` (via `cancel_method_on_close()`) and
`send_message_with_reply_cleanup()` had to call unref once more than
they would otherwise.
In `send_message_with_reply_cleanup()`, this behaviour depended on
whether it was called with `remove == TRUE`. If not, it was `(transfer
none)` not `(transfer full)`. This led to bugs in its callers.
For example, this led to a direct leak in `cancel_method_on_close()`, as
it needed to remove tasks from `map_method_serial_to_task`, but called
`send_message_with_reply_cleanup(remove = FALSE)` and erroneously didnt
call unref an additional time.
Try and simplify it all by setting a `GDestroyNotify` on
`map_method_serial_to_task`s values, and making the refcount handling
of `send_message_with_reply_cleanup()` not be conditional on its
arguments.
Signed-off-by: Philip Withnall <pwithnall@endlessos.org>
Helps: #1264
---
gio/gdbusconnection.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 1c1f0cf3d..63f37ca4b 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -433,7 +433,7 @@ struct _GDBusConnection
GDBusConnectionFlags flags;
/* Map used for managing method replies, protected by @lock */
- GHashTable *map_method_serial_to_task; /* guint32 -> GTask* */
+ GHashTable *map_method_serial_to_task; /* guint32 -> owned GTask* */
/* Maps used for managing signal subscription, protected by @lock */
GHashTable *map_rule_to_signal_data; /* match rule (gchar*) -> SignalData */
@@ -1067,7 +1067,7 @@ g_dbus_connection_init (GDBusConnection *connection)
g_mutex_init (&connection->lock);
g_mutex_init (&connection->init_lock);
- connection->map_method_serial_to_task = g_hash_table_new (g_direct_hash, g_direct_equal);
+ connection->map_method_serial_to_task = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_object_unref);
connection->map_rule_to_signal_data = g_hash_table_new (g_str_hash,
g_str_equal);
@@ -1759,7 +1759,7 @@ send_message_data_free (SendMessageData *data)
/* ---------------------------------------------------------------------------------------------------- */
-/* can be called from any thread with lock held; @task is (transfer full) */
+/* can be called from any thread with lock held; @task is (transfer none) */
static void
send_message_with_reply_cleanup (GTask *task, gboolean remove)
{
@@ -1789,13 +1789,11 @@ send_message_with_reply_cleanup (GTask *task, gboolean remove)
GUINT_TO_POINTER (data->serial));
g_warn_if_fail (removed);
}
-
- g_object_unref (task);
}
/* ---------------------------------------------------------------------------------------------------- */
-/* Called from GDBus worker thread with lock held; @task is (transfer full). */
+/* Called from GDBus worker thread with lock held; @task is (transfer none). */
static void
send_message_data_deliver_reply_unlocked (GTask *task,
GDBusMessage *reply)
@@ -1813,7 +1811,7 @@ send_message_data_deliver_reply_unlocked (GTask *task,
;
}
-/* Called from a user thread, lock is not held */
+/* Called from a user thread, lock is not held; @task is (transfer none) */
static void
send_message_data_deliver_error (GTask *task,
GQuark domain,
@@ -1830,7 +1828,10 @@ send_message_data_deliver_error (GTask *task,
return;
}
+ /* Hold a ref on @task as send_message_with_reply_cleanup() will remove it
+ * from the task map and could end up dropping the last reference */
g_object_ref (task);
+
send_message_with_reply_cleanup (task, TRUE);
CONNECTION_UNLOCK (connection);
@@ -2363,7 +2364,8 @@ on_worker_message_about_to_be_sent (GDBusWorker *worker,
return message;
}
-/* called with connection lock held, in GDBusWorker thread */
+/* called with connection lock held, in GDBusWorker thread
+ * @key, @value and @user_data are (transfer none) */
static gboolean
cancel_method_on_close (gpointer key, gpointer value, gpointer user_data)
{
--
2.50.0

View File

@ -1,780 +0,0 @@
From c53784092c2d69c4a1d916bb22235ffb8f0b5bad Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 17 Jan 2020 16:11:06 +0000
Subject: [PATCH 1/5] gdbusconnection: Allocate SignalSubscriber structs
individually
The `SignalSubscriber` structs contain the callback and `user_data` of each
subscriber to a signal, along with the `guint id` token held by that
subscriber to identify their subscription. There are one or more
`SignalSubscriber` structs for a given signal match rule, which is
represented as a `SignalData` struct.
Previously, the `SignalSubscriber` structs were stored in a `GArray` in
the `SignalData` struct, to reduce the number of allocations needed
when subscribing to a signal.
However, this means that a `SignalSubscriber` struct cannot have a
lifetime which exceeds the `SignalData` which contains it. In order to
fix the race in #978, one thread needs to be able to unsubscribe from a
signal (destroying the `SignalData` struct) while zero or more other
threads are in the process of calling the callbacks from a previous
emission of that signal (using the callback and `user_data` from zero or
more `SignalSubscriber` structs). Multiple threads could be calling
callbacks because callbacks are invoked in the `GMainContext` which
originally made a subscription, and GDBus supports subscribing to a
signal from multiple threads. In that case, the callbacks are dispatched
to multiple threads.
In order to allow the `SignalSubscriber` structs to outlive the
`SignalData` which contained their old match rule, store them in a
`GPtrArray` in the `SignalData` struct, and refcount them individually.
This commit in itself should make no functional changes to how GDBus
works, but will allow following commits to do so.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Helps: #978
---
gio/gdbusconnection.c | 105 +++++++++++++++++++++++++-----------------
1 file changed, 63 insertions(+), 42 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 63f37ca4b..170057682 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -3229,18 +3229,9 @@ typedef struct
gchar *object_path;
gchar *arg0;
GDBusSignalFlags flags;
- GArray *subscribers;
+ GPtrArray *subscribers; /* (owned) (element-type SignalSubscriber) */
} SignalData;
-typedef struct
-{
- GDBusSignalCallback callback;
- gpointer user_data;
- GDestroyNotify user_data_free_func;
- guint id;
- GMainContext *context;
-} SignalSubscriber;
-
static void
signal_data_free (SignalData *signal_data)
{
@@ -3251,10 +3242,37 @@ signal_data_free (SignalData *signal_data)
g_free (signal_data->member);
g_free (signal_data->object_path);
g_free (signal_data->arg0);
- g_array_free (signal_data->subscribers, TRUE);
+ g_ptr_array_unref (signal_data->subscribers);
g_free (signal_data);
}
+typedef struct
+{
+ gatomicrefcount ref_count;
+ GDBusSignalCallback callback;
+ gpointer user_data;
+ GDestroyNotify user_data_free_func;
+ guint id;
+ GMainContext *context;
+} SignalSubscriber;
+
+static SignalSubscriber *
+signal_subscriber_ref (SignalSubscriber *subscriber)
+{
+ g_atomic_ref_count_inc (&subscriber->ref_count);
+ return subscriber;
+}
+
+static void
+signal_subscriber_unref (SignalSubscriber *subscriber)
+{
+ if (g_atomic_ref_count_dec (&subscriber->ref_count))
+ {
+ g_main_context_unref (subscriber->context);
+ g_free (subscriber);
+ }
+}
+
static gchar *
args_to_rule (const gchar *sender,
const gchar *interface_name,
@@ -3440,7 +3458,7 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
{
gchar *rule;
SignalData *signal_data;
- SignalSubscriber subscriber;
+ SignalSubscriber *subscriber;
GPtrArray *signal_data_array;
const gchar *sender_unique_name;
@@ -3481,17 +3499,19 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
else
sender_unique_name = "";
- subscriber.callback = callback;
- subscriber.user_data = user_data;
- subscriber.user_data_free_func = user_data_free_func;
- subscriber.id = (guint) g_atomic_int_add (&_global_subscriber_id, 1); /* TODO: overflow etc. */
- subscriber.context = g_main_context_ref_thread_default ();
+ subscriber = g_new0 (SignalSubscriber, 1);
+ subscriber->ref_count = 1;
+ subscriber->callback = callback;
+ subscriber->user_data = user_data;
+ subscriber->user_data_free_func = user_data_free_func;
+ subscriber->id = (guint) g_atomic_int_add (&_global_subscriber_id, 1); /* TODO: overflow etc. */
+ subscriber->context = g_main_context_ref_thread_default ();
/* see if we've already have this rule */
signal_data = g_hash_table_lookup (connection->map_rule_to_signal_data, rule);
if (signal_data != NULL)
{
- g_array_append_val (signal_data->subscribers, subscriber);
+ g_ptr_array_add (signal_data->subscribers, subscriber);
g_free (rule);
goto out;
}
@@ -3505,8 +3525,8 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
signal_data->object_path = g_strdup (object_path);
signal_data->arg0 = g_strdup (arg0);
signal_data->flags = flags;
- signal_data->subscribers = g_array_new (FALSE, FALSE, sizeof (SignalSubscriber));
- g_array_append_val (signal_data->subscribers, subscriber);
+ signal_data->subscribers = g_ptr_array_new_with_free_func ((GDestroyNotify) signal_subscriber_unref);
+ g_ptr_array_add (signal_data->subscribers, subscriber);
g_hash_table_insert (connection->map_rule_to_signal_data,
signal_data->rule,
@@ -3536,12 +3556,12 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
out:
g_hash_table_insert (connection->map_id_to_signal_data,
- GUINT_TO_POINTER (subscriber.id),
+ GUINT_TO_POINTER (subscriber->id),
signal_data);
CONNECTION_UNLOCK (connection);
- return subscriber.id;
+ return subscriber->id;
}
/* ---------------------------------------------------------------------------------------------------- */
@@ -3551,7 +3571,7 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
static void
unsubscribe_id_internal (GDBusConnection *connection,
guint subscription_id,
- GArray *out_removed_subscribers)
+ GPtrArray *out_removed_subscribers)
{
SignalData *signal_data;
GPtrArray *signal_data_array;
@@ -3567,16 +3587,19 @@ unsubscribe_id_internal (GDBusConnection *connection,
for (n = 0; n < signal_data->subscribers->len; n++)
{
- SignalSubscriber *subscriber;
+ SignalSubscriber *subscriber = signal_data->subscribers->pdata[n];
- subscriber = &(g_array_index (signal_data->subscribers, SignalSubscriber, n));
if (subscriber->id != subscription_id)
continue;
+ /* Its OK to rearrange the array order using the fast #GPtrArray
+ * removal functions, since were going to exit the loop below anyway — we
+ * never move on to the next element. Secondly, subscription IDs are
+ * guaranteed to be unique. */
g_warn_if_fail (g_hash_table_remove (connection->map_id_to_signal_data,
GUINT_TO_POINTER (subscription_id)));
- g_array_append_val (out_removed_subscribers, *subscriber);
- g_array_remove_index (signal_data->subscribers, n);
+ g_ptr_array_add (out_removed_subscribers, signal_subscriber_ref (subscriber));
+ g_ptr_array_remove_index_fast (signal_data->subscribers, n);
if (signal_data->subscribers->len == 0)
{
@@ -3634,13 +3657,13 @@ void
g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
guint subscription_id)
{
- GArray *subscribers;
+ GPtrArray *subscribers;
guint n;
g_return_if_fail (G_IS_DBUS_CONNECTION (connection));
g_return_if_fail (check_initialized (connection));
- subscribers = g_array_new (FALSE, FALSE, sizeof (SignalSubscriber));
+ subscribers = g_ptr_array_new_with_free_func ((GDestroyNotify) signal_subscriber_unref);
CONNECTION_LOCK (connection);
unsubscribe_id_internal (connection,
@@ -3654,15 +3677,15 @@ g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
/* call GDestroyNotify without lock held */
for (n = 0; n < subscribers->len; n++)
{
- SignalSubscriber *subscriber;
- subscriber = &(g_array_index (subscribers, SignalSubscriber, n));
+ SignalSubscriber *subscriber = subscribers->pdata[n];
call_destroy_notify (subscriber->context,
subscriber->user_data_free_func,
subscriber->user_data);
- g_main_context_unref (subscriber->context);
+ subscriber->user_data_free_func = NULL;
+ subscriber->user_data = NULL;
}
- g_array_free (subscribers, TRUE);
+ g_ptr_array_unref (subscribers);
}
/* ---------------------------------------------------------------------------------------------------- */
@@ -3852,12 +3875,10 @@ schedule_callbacks (GDBusConnection *connection,
for (m = 0; m < signal_data->subscribers->len; m++)
{
- SignalSubscriber *subscriber;
+ SignalSubscriber *subscriber = signal_data->subscribers->pdata[m];
GSource *idle_source;
SignalInstance *signal_instance;
- subscriber = &(g_array_index (signal_data->subscribers, SignalSubscriber, m));
-
signal_instance = g_new0 (SignalInstance, 1);
signal_instance->subscription_id = subscriber->id;
signal_instance->callback = subscriber->callback;
@@ -3930,7 +3951,7 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
GHashTableIter iter;
gpointer key;
GArray *ids;
- GArray *subscribers;
+ GPtrArray *subscribers;
guint n;
ids = g_array_new (FALSE, FALSE, sizeof (guint));
@@ -3941,7 +3962,7 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
g_array_append_val (ids, subscription_id);
}
- subscribers = g_array_new (FALSE, FALSE, sizeof (SignalSubscriber));
+ subscribers = g_ptr_array_new_with_free_func ((GDestroyNotify) signal_subscriber_unref);
for (n = 0; n < ids->len; n++)
{
guint subscription_id = g_array_index (ids, guint, n);
@@ -3954,15 +3975,15 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
/* call GDestroyNotify without lock held */
for (n = 0; n < subscribers->len; n++)
{
- SignalSubscriber *subscriber;
- subscriber = &(g_array_index (subscribers, SignalSubscriber, n));
+ SignalSubscriber *subscriber = subscribers->pdata[n];
call_destroy_notify (subscriber->context,
subscriber->user_data_free_func,
subscriber->user_data);
- g_main_context_unref (subscriber->context);
+ subscriber->user_data_free_func = NULL;
+ subscriber->user_data = NULL;
}
- g_array_free (subscribers, TRUE);
+ g_ptr_array_unref (subscribers);
}
/* ---------------------------------------------------------------------------------------------------- */
--
2.50.0
From d21d9fb02496f21864e4175d08b5f55416e832e6 Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 17 Jan 2020 19:52:46 +0000
Subject: [PATCH 2/5] gdbusconnection: Tidy up destroy notification for signal
subscriptions
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Tie the destruction of the `user_data` to the destruction of the
`SignalSubscriber` struct. This is tidier, and ensures that the fields
in `SignalSubscriber` are all immutable after being set, so the
structure can safely be used across threads without locking.
It doesnt matter which thread we call `call_destroy_notify()` in, since
it always defers calling `user_data_free_func` to the user-provided
`GMainContext`.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Helps: #978
---
gio/gdbusconnection.c | 32 +++++++++-----------------------
1 file changed, 9 insertions(+), 23 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 170057682..2dba09fcc 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -3248,6 +3248,7 @@ signal_data_free (SignalData *signal_data)
typedef struct
{
+ /* All fields are immutable after construction. */
gatomicrefcount ref_count;
GDBusSignalCallback callback;
gpointer user_data;
@@ -3268,6 +3269,14 @@ signal_subscriber_unref (SignalSubscriber *subscriber)
{
if (g_atomic_ref_count_dec (&subscriber->ref_count))
{
+ /* Destroy the user data. It doesnt matter which thread
+ * signal_subscriber_unref() is called in (or whether its called with a
+ * lock held), as call_destroy_notify() always defers to the next
+ * #GMainContext iteration. */
+ call_destroy_notify (subscriber->context,
+ subscriber->user_data_free_func,
+ subscriber->user_data);
+
g_main_context_unref (subscriber->context);
g_free (subscriber);
}
@@ -3658,7 +3667,6 @@ g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
guint subscription_id)
{
GPtrArray *subscribers;
- guint n;
g_return_if_fail (G_IS_DBUS_CONNECTION (connection));
g_return_if_fail (check_initialized (connection));
@@ -3674,17 +3682,6 @@ g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
/* invariant */
g_assert (subscribers->len == 0 || subscribers->len == 1);
- /* call GDestroyNotify without lock held */
- for (n = 0; n < subscribers->len; n++)
- {
- SignalSubscriber *subscriber = subscribers->pdata[n];
- call_destroy_notify (subscriber->context,
- subscriber->user_data_free_func,
- subscriber->user_data);
- subscriber->user_data_free_func = NULL;
- subscriber->user_data = NULL;
- }
-
g_ptr_array_unref (subscribers);
}
@@ -3972,17 +3969,6 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
}
g_array_free (ids, TRUE);
- /* call GDestroyNotify without lock held */
- for (n = 0; n < subscribers->len; n++)
- {
- SignalSubscriber *subscriber = subscribers->pdata[n];
- call_destroy_notify (subscriber->context,
- subscriber->user_data_free_func,
- subscriber->user_data);
- subscriber->user_data_free_func = NULL;
- subscriber->user_data = NULL;
- }
-
g_ptr_array_unref (subscribers);
}
--
2.50.0
From 5b7c9398a67ad274cb8faef8bf45461540a7198e Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 17 Jan 2020 19:38:55 +0000
Subject: [PATCH 3/5] gdbusconnection: Fix race when emitting D-Bus signal
callbacks
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Instead of storing a copy of the `callback` and `user_data` from a
`SignalSubscriber` in a `SignalInstance` struct (which is the closure
for signal callback data as its sent from the D-Bus worker thread to
the thread which originally subscribed to a signal), store a strong
reference to the `SignalSubscriber` struct itself.
This keeps the `SignalSubscriber` alive until the emission is
complete, which ensures that the `user_data` is not freed prematurely.
It also slightly reduces the allocation size of `SignalInstance` (not
that it matters).
This is threadsafe because the fields in `SignalSubscriber` are all
immutable after construction.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Helps: #978
---
gio/gdbusconnection.c | 27 ++++++++++++---------------
1 file changed, 12 insertions(+), 15 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 2dba09fcc..4cae53b29 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -3689,9 +3689,7 @@ g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
typedef struct
{
- guint subscription_id;
- GDBusSignalCallback callback;
- gpointer user_data;
+ SignalSubscriber *subscriber; /* (owned) */
GDBusMessage *message;
GDBusConnection *connection;
const gchar *sender;
@@ -3723,7 +3721,7 @@ emit_signal_instance_in_idle_cb (gpointer data)
#if 0
g_print ("in emit_signal_instance_in_idle_cb (id=%d sender=%s path=%s interface=%s member=%s params=%s)\n",
- signal_instance->subscription_id,
+ signal_instance->subscriber->id,
signal_instance->sender,
signal_instance->path,
signal_instance->interface,
@@ -3735,18 +3733,18 @@ emit_signal_instance_in_idle_cb (gpointer data)
CONNECTION_LOCK (signal_instance->connection);
has_subscription = FALSE;
if (g_hash_table_lookup (signal_instance->connection->map_id_to_signal_data,
- GUINT_TO_POINTER (signal_instance->subscription_id)) != NULL)
+ GUINT_TO_POINTER (signal_instance->subscriber->id)) != NULL)
has_subscription = TRUE;
CONNECTION_UNLOCK (signal_instance->connection);
if (has_subscription)
- signal_instance->callback (signal_instance->connection,
- signal_instance->sender,
- signal_instance->path,
- signal_instance->interface,
- signal_instance->member,
- parameters,
- signal_instance->user_data);
+ signal_instance->subscriber->callback (signal_instance->connection,
+ signal_instance->sender,
+ signal_instance->path,
+ signal_instance->interface,
+ signal_instance->member,
+ parameters,
+ signal_instance->subscriber->user_data);
g_variant_unref (parameters);
@@ -3758,6 +3756,7 @@ signal_instance_free (SignalInstance *signal_instance)
{
g_object_unref (signal_instance->message);
g_object_unref (signal_instance->connection);
+ signal_subscriber_unref (signal_instance->subscriber);
g_free (signal_instance);
}
@@ -3877,9 +3876,7 @@ schedule_callbacks (GDBusConnection *connection,
SignalInstance *signal_instance;
signal_instance = g_new0 (SignalInstance, 1);
- signal_instance->subscription_id = subscriber->id;
- signal_instance->callback = subscriber->callback;
- signal_instance->user_data = subscriber->user_data;
+ signal_instance->subscriber = signal_subscriber_ref (subscriber);
signal_instance->message = g_object_ref (message);
signal_instance->connection = g_object_ref (connection);
signal_instance->sender = sender;
--
2.50.0
From a13bbdc1dc0cd4ec16c3e75d0cc1c07eb791b3bc Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 17 Jan 2020 19:56:58 +0000
Subject: [PATCH 4/5] gdbusconnection: Tidy up unsubscription code
This just removes a now-redundant intermediate array. This means that
the `SignalSubscriber` instances are now potentially freed a little
sooner, inside the locked segment, but they are already careful to only
call their `user_data_free_func` in the right thread. So that should not
deadlock.
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Helps: #978
---
gio/gdbusconnection.c | 33 +++++++++++----------------------
1 file changed, 11 insertions(+), 22 deletions(-)
diff --git a/gio/gdbusconnection.c b/gio/gdbusconnection.c
index 4cae53b29..4d99f8570 100644
--- a/gio/gdbusconnection.c
+++ b/gio/gdbusconnection.c
@@ -3576,15 +3576,16 @@ g_dbus_connection_signal_subscribe (GDBusConnection *connection,
/* ---------------------------------------------------------------------------------------------------- */
/* called in any thread */
-/* must hold lock when calling this (except if connection->finalizing is TRUE) */
-static void
+/* must hold lock when calling this (except if connection->finalizing is TRUE)
+ * returns the number of removed subscribers */
+static guint
unsubscribe_id_internal (GDBusConnection *connection,
- guint subscription_id,
- GPtrArray *out_removed_subscribers)
+ guint subscription_id)
{
SignalData *signal_data;
GPtrArray *signal_data_array;
guint n;
+ guint n_removed = 0;
signal_data = g_hash_table_lookup (connection->map_id_to_signal_data,
GUINT_TO_POINTER (subscription_id));
@@ -3607,7 +3608,7 @@ unsubscribe_id_internal (GDBusConnection *connection,
* guaranteed to be unique. */
g_warn_if_fail (g_hash_table_remove (connection->map_id_to_signal_data,
GUINT_TO_POINTER (subscription_id)));
- g_ptr_array_add (out_removed_subscribers, signal_subscriber_ref (subscriber));
+ n_removed++;
g_ptr_array_remove_index_fast (signal_data->subscribers, n);
if (signal_data->subscribers->len == 0)
@@ -3649,7 +3650,7 @@ unsubscribe_id_internal (GDBusConnection *connection,
g_assert_not_reached ();
out:
- ;
+ return n_removed;
}
/**
@@ -3666,23 +3667,17 @@ void
g_dbus_connection_signal_unsubscribe (GDBusConnection *connection,
guint subscription_id)
{
- GPtrArray *subscribers;
+ guint n_subscribers_removed G_GNUC_UNUSED /* when compiling with G_DISABLE_ASSERT */;
g_return_if_fail (G_IS_DBUS_CONNECTION (connection));
g_return_if_fail (check_initialized (connection));
- subscribers = g_ptr_array_new_with_free_func ((GDestroyNotify) signal_subscriber_unref);
-
CONNECTION_LOCK (connection);
- unsubscribe_id_internal (connection,
- subscription_id,
- subscribers);
+ n_subscribers_removed = unsubscribe_id_internal (connection, subscription_id);
CONNECTION_UNLOCK (connection);
/* invariant */
- g_assert (subscribers->len == 0 || subscribers->len == 1);
-
- g_ptr_array_unref (subscribers);
+ g_assert (n_subscribers_removed == 0 || n_subscribers_removed == 1);
}
/* ---------------------------------------------------------------------------------------------------- */
@@ -3945,7 +3940,6 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
GHashTableIter iter;
gpointer key;
GArray *ids;
- GPtrArray *subscribers;
guint n;
ids = g_array_new (FALSE, FALSE, sizeof (guint));
@@ -3956,17 +3950,12 @@ purge_all_signal_subscriptions (GDBusConnection *connection)
g_array_append_val (ids, subscription_id);
}
- subscribers = g_ptr_array_new_with_free_func ((GDestroyNotify) signal_subscriber_unref);
for (n = 0; n < ids->len; n++)
{
guint subscription_id = g_array_index (ids, guint, n);
- unsubscribe_id_internal (connection,
- subscription_id,
- subscribers);
+ unsubscribe_id_internal (connection, subscription_id);
}
g_array_free (ids, TRUE);
-
- g_ptr_array_unref (subscribers);
}
/* ---------------------------------------------------------------------------------------------------- */
--
2.50.0
From 0ec439aab1da5df011bed6a1a317439efacb6c25 Mon Sep 17 00:00:00 2001
From: Philip Withnall <withnall@endlessm.com>
Date: Fri, 17 Jan 2020 20:00:22 +0000
Subject: [PATCH 5/5] gdbusnameowning: Fix race between connection shutdown and
NameLost
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
As with all D-Bus signal subscriptions, its possible for a signal
callback to be invoked in one thread (T1) while another thread (T2) is
unsubscribing from that signal. In this case, T1 is the main thread, and
T2 is the D-Bus connection worker thread which is unsubscribing all
signals as its in the process of closing.
Due to this possibility, all `user_data` for signal callbacks needs to
be referenced outside the lifecycle of the code which
subscribes/unsubscribes the signal. In other words, its not safe to
subscribe to a signal, store the subscription ID in a struct,
unsubscribe from the signal when freeing the struct, and dereference the
struct in the signal callback. The data passed to the signal callback
has to have its own strong reference.
Instead, its safe to subscribe to a signal and add a strong reference
to the struct, store the subscription ID in that struct, and unsubscribe
from the signal when the last external reference to your struct is
dropped. That unsubscription should break the refcount cycle between the
signal connection and the struct, and allow the struct to be completely
freed. Only with that approach is it safe to dereference the struct in
the signal callback, if theres any possibility that the signal might be
unsubscribed from a separate thread.
The tests need specific additional main loop cycles to completely emit
the NameLost signal callback. Ideally they need refactoring, but this
will do (1000 test cycles passed).
Signed-off-by: Philip Withnall <withnall@endlessm.com>
Fixes: #978
---
gio/gdbusnameowning.c | 15 ++++++++++-----
gio/tests/gdbus-names.c | 11 ++++++++++-
2 files changed, 20 insertions(+), 6 deletions(-)
diff --git a/gio/gdbusnameowning.c b/gio/gdbusnameowning.c
index 2c2714db2..00554c16a 100644
--- a/gio/gdbusnameowning.c
+++ b/gio/gdbusnameowning.c
@@ -366,7 +366,12 @@ request_name_cb (GObject *source_object,
connection = g_object_ref (client->connection);
G_UNLOCK (lock);
- /* start listening to NameLost and NameAcquired messages */
+ /* Start listening to NameLost and NameAcquired messages. We hold
+ * references to the Client in the signal closures, since its possible
+ * for a signal to be in-flight after unsubscribing the signal handler.
+ * This creates a reference count cycle, but thats explicitly broken by
+ * disconnecting the signal handlers before calling client_unref() in
+ * g_bus_unown_name(). */
if (connection != NULL)
{
client->name_lost_subscription_id =
@@ -378,8 +383,8 @@ request_name_cb (GObject *source_object,
client->name,
G_DBUS_SIGNAL_FLAGS_NONE,
on_name_lost_or_acquired,
- client,
- NULL);
+ client_ref (client),
+ (GDestroyNotify) client_unref);
client->name_acquired_subscription_id =
g_dbus_connection_signal_subscribe (connection,
"org.freedesktop.DBus",
@@ -389,8 +394,8 @@ request_name_cb (GObject *source_object,
client->name,
G_DBUS_SIGNAL_FLAGS_NONE,
on_name_lost_or_acquired,
- client,
- NULL);
+ client_ref (client),
+ (GDestroyNotify) client_unref);
g_object_unref (connection);
}
}
diff --git a/gio/tests/gdbus-names.c b/gio/tests/gdbus-names.c
index 648b54774..b42ba2141 100644
--- a/gio/tests/gdbus-names.c
+++ b/gio/tests/gdbus-names.c
@@ -189,6 +189,7 @@ test_bus_own_name (void)
* Stop owning the name - this should invoke our free func
*/
g_bus_unown_name (id);
+ g_main_loop_run (loop);
g_assert_cmpint (data.num_free_func, ==, 2);
/*
@@ -330,6 +331,7 @@ test_bus_own_name (void)
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
g_bus_unown_name (id2);
+ g_main_loop_run (loop);
g_assert_cmpint (data2.num_bus_acquired, ==, 0);
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
@@ -355,6 +357,7 @@ test_bus_own_name (void)
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
g_bus_unown_name (id2);
+ g_main_loop_run (loop);
g_assert_cmpint (data2.num_bus_acquired, ==, 0);
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
@@ -365,6 +368,7 @@ test_bus_own_name (void)
*/
data.expect_null_connection = FALSE;
g_bus_unown_name (id);
+ g_main_loop_run (loop);
g_assert_cmpint (data.num_bus_acquired, ==, 1);
g_assert_cmpint (data.num_acquired, ==, 1);
g_assert_cmpint (data.num_free_func, ==, 4);
@@ -418,6 +422,7 @@ test_bus_own_name (void)
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
g_bus_unown_name (id2);
+ g_main_loop_run (loop);
g_assert_cmpint (data2.num_bus_acquired, ==, 0);
g_assert_cmpint (data2.num_acquired, ==, 0);
g_assert_cmpint (data2.num_lost, ==, 1);
@@ -450,8 +455,9 @@ test_bus_own_name (void)
g_assert_cmpint (data2.num_bus_acquired, ==, 0);
/* ok, make owner2 release the name - then wait for owner to automagically reacquire it */
g_bus_unown_name (id2);
- g_assert_cmpint (data2.num_free_func, ==, 1);
g_main_loop_run (loop);
+ g_main_loop_run (loop);
+ g_assert_cmpint (data2.num_free_func, ==, 1);
g_assert_cmpint (data.num_acquired, ==, 2);
g_assert_cmpint (data.num_lost, ==, 1);
@@ -466,6 +472,7 @@ test_bus_own_name (void)
g_assert_cmpint (data.num_acquired, ==, 2);
g_assert_cmpint (data.num_lost, ==, 2);
g_bus_unown_name (id);
+ g_main_loop_run (loop);
g_assert_cmpint (data.num_free_func, ==, 5);
g_object_unref (c);
@@ -648,6 +655,7 @@ test_bus_watch_name (void)
/* unown the name */
g_bus_unown_name (owner_id);
+ g_main_loop_run (loop);
g_assert_cmpint (data.num_acquired, ==, 1);
g_assert_cmpint (data.num_free_func, ==, 2);
@@ -707,6 +715,7 @@ test_bus_watch_name (void)
g_assert_cmpint (data.num_free_func, ==, 1);
g_bus_unown_name (owner_id);
+ g_main_loop_run (loop);
g_assert_cmpint (data.num_free_func, ==, 2);
session_bus_down ();
--
2.50.0

View File

@ -5,7 +5,7 @@
Name: glib2 Name: glib2
Version: 2.56.4 Version: 2.56.4
Release: 166%{?dist} Release: 163%{?dist}
Summary: A library of handy utility functions Summary: A library of handy utility functions
License: LGPLv2+ License: LGPLv2+
@ -125,28 +125,6 @@ Patch22: 54.patch
# Also: https://gitlab.gnome.org/GNOME/glib/-/commit/d0821da5244fd08c756a5f84ec0d3063c72d1ac6 # Also: https://gitlab.gnome.org/GNOME/glib/-/commit/d0821da5244fd08c756a5f84ec0d3063c72d1ac6
Patch23: 1549.patch Patch23: 1549.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4155
Patch24: 4155.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4281
Patch25: CVE-2024-52533.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4588
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4592
Patch26: CVE-2025-4373.patch
# Contains commits from:
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1121
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/3291
Patch27: gdbus-conflict-reduction.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1332
Patch28: gdbus-signal-race.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4038
Patch29: CVE-2024-34397.patch
# https://gitlab.gnome.org/GNOME/glib/-/merge_requests/4356
Patch30: gdatetime-test.patch
%description %description
GLib is the low-level core library that forms the basis for projects GLib is the low-level core library that forms the basis for projects
such as GTK+ and GNOME. It provides data structure handling for C, such as GTK+ and GNOME. It provides data structure handling for C,
@ -344,21 +322,6 @@ glib-compile-schemas %{_datadir}/glib-2.0/schemas &> /dev/null || :
%{_datadir}/installed-tests %{_datadir}/installed-tests
%changelog %changelog
* Fri Jul 11 2025 Michael Catanzaro <mcatanzaro@redhat.com> - 2.56.4-166
- Add patches for CVE-2024-34397, CVE-2024-52533, CVE-2025-4373
- Update GDateTime test for new tzdata
- Resolves: RHEL-67084
- Resolves: RHEL-94286
- Resolves: RHEL-94848
* Thu Sep 26 2024 Ondrej Holy <oholy@redhat.com> - 2.56.4-165
- Add support for x-gvfs-trash mount option
- Resolves: RHEL-46828
* Tue Feb 13 2024 Michael Catanzaro <mcatanzaro@redhat.com> - 2.56.4-164
- Revert GUnixMountMonitor changes (it depends on functionality not in RHEL 8)
- Resolves: RHEL-23636
* Thu Feb 01 2024 Michael Catanzaro <mcatanzaro@redhat.com> - 2.56.4-163 * Thu Feb 01 2024 Michael Catanzaro <mcatanzaro@redhat.com> - 2.56.4-163
- Backport GUnixMountMonitor port to libmnt_monitor - Backport GUnixMountMonitor port to libmnt_monitor
- Make GUnixMountMonitor thread-safe - Make GUnixMountMonitor thread-safe