Changelog for glib-2.0-initial: 2.88.3 -> 2.90.0
Source: NEWS

Overview of changes in GLib 2.90.0, 2026-09-09
==============================================

* Bugs fixed:
  - #4038 G_DEFINE_TYPE parent_class variable trips clang 23's -Wunused-but-set-
    global (Sunil Dora)
  - #4040 `-Wtypedef-redefinition` warnings from `GDBusActionGroup` when
    building 2.89.4 with clang (Hyunsik Parker)
  - !5311 fix: handle long filenames in trash by truncating from front
  - !5319 Update Norwegian Bokmål translation
  - !5325 Update Polish translation
  - !5326 Update Czech translation
  - !5327 Update Hebrew translation
  - !5328 tests: allocate an adequate alternate signal stack
  - !5329 Update Turkish translation
  - !5331 Update French translation
  - !5333 Update Uighur translation
  - !5334 Update Korean translation
  - !5339 Update Russian translation
  - !5342 Update Serbian translation
  - !5343 Update Hungarian translation
  - !5344 Update Danish translation
  - !5346 gtestutils: Mark a TLS variable as not really a leak
  - !5347 goutputstream: Fix an unused-variable warning with G_DISABLE_ASSERT

* Translation updates:
  - Czech (Daniel Rusek)
  - Danish (Ask Hjorth Larsen)
  - French (Guillaume Bernard)
  - Hebrew (Yaron Shahrabani)
  - Hungarian (Balázs Úr)
  - Korean (Changwoo Ryu)
  - Norwegian Bokmål (Kjartan Maraas)
  - Polish (Victoria Niedzielska)
  - Russian (Artur S0)
  - Serbian (Марко Костић)
  - Turkish (Emin Tufan Çetin)
  - Uighur (Abduqadir Abliz)

Overview of changes in GLib 2.89.4, 2026-08-23
==============================================

 - Improve support for nanosecond source timeouts (#4012, #4018, #4025,
   GNOME/mutter#4994, work by Benjamin Otte)

 - Fix installed service file containing build path (#4011, work by
   Jaipaul Cheernam)

 - Support clicking notification icons on Windows (!5019, work by otaxhu)

 - Improve stream splice performance by increasing buffer size (!5316, work by
   Christian Hergert)

* Bugs fixed:
  - #1936 Potentially enable gbitlock USE_ASM_GOTO with clang9+ ? (Luca Bacci)
  - #3359 1bit-emufutex test fails under ASAN / TSAN (Luca Bacci)
  - #3695 TSan data race in gobject / binding test (Luca Bacci)
  - #3836 filenamecompleter test fails on Hurd (Philip Withnall)
  - #3992 (CVE-2026-16118) (#YWH-PGM9867-233) Heap Overflow on GLib through
    _xdg_mime_magic_parse_magic_line() in gio/xdgmime/xdgmimemagic.c via
    Incorrect Byte-Swap Pointer Arithmetic on MIME magic content in user-
    writable XDG data location
  - #4003 GDesktopAppInfo should validate desktop file path snippets (Philip
    Withnall)
  - #4011 gio/tests/services: Installed service file contains build path after
    !5259 (Jaipaul Cheernam)
  - #4012 glib:monotonic-time-ns/similar random failures on riscv64 (Benjamin
    Otte)
  - #4018 mainloop test fails with test_timeouts_ns() assertion failure
    (Benjamin Otte)
  - #4019 documentportal test fails on Hurd as g_unix_fd_query_path() is not
    supported (Kashyap Ekbote)
  - #4020 ‘TLS callback not invoked’ error on msys2-clang64 CI job (Luca Bacci)
  - #4023 pollable test fails on FreeBSD (Ting-Wei Lan)
  - #4025 tests/monotonic-time: test_similar is racy under scheduling jitter
    (Benjamin Otte)
  - GNOME/mutter#4994 Test timeout: core+mutter/backends/native - mutter:thread
    (Benjamin Otte)
  - !5019 gnotification-win32: Handling notification icon click
  - !5022 gnotification-backend: Setting application as a GObject property
  - !5260 docs: Update path to information about installing GLib
  - !5263 Minor test and GKeyFile fixes
  - !5266 docs: Fix gio gi-docgen docs_url
  - !5267 build: fix grab-gio-dll-paths.py invocation in case glib is a
    subproject
  - !5268 Update Czech translation
  - !5269 Update Georgian translation
  - !5270 glocalfile: Honour x-gvfs-trash/x-gvfs-notrash from fstab mount points
  - !5271 Update Ukrainian translation
  - !5272 Update Chinese (China) translation
  - !5274 Update Slovenian translation
  - !5275 Update Georgian translation
  - !5276 Update Ukrainian translation
  - !5277 ci: Add a ubsan job
  - !5280 Update Chinese (China) translation
  - !5281 Update Romanian translation
  - !5282 Update Persian translation
  - !5284 Update Occitan translation
  - !5288 Update Basque translation
  - !5290 Update Brazilian Portuguese translation
  - !5291 Update Catalan translation
  - !5293 Update Galician translation
  - !5294 Update Lithuanian translation
  - !5295 Update Hebrew translation
  - !5296 fix a potentially quadratic-time regex to be linear.
  - !5297 Fix utils-isolated test failure when running as root
  - !5299 Update Belarusian translation
  - !5301 localfileinfo: Fix swapped selinux context symlink logic
  - !5305 Update Bulgarian translation
  - !5308 build: Some test dependencies fixes
  - !5309 Handle some thread sanitizer races
  - !5310 gbsearcharray: Fix a -Wsign-conversion warning in
    G_BSEARCH_UPPER_POWER2
  - !5312 mkenums: remove use of deprecated os.path.commonprefix()
  - !5313 docs: Remove Jonathan Matthew as a co-maintainer
  - !5315 Update Kazakh translation
  - !5316 gio/outputstream: increase splice buffer size
  - !5317 Update Occitan translation
  - !5318 Update Swedish translation

* Translation updates:
  - Basque (Asier Saratsua Garmendia)
  - Belarusian (Vasil Pupkin)
  - Bulgarian (Alexander Alexandrov Shopov)
  - Catalan (Xavi Ivars)
  - Chinese (China) (luming zh)
  - Czech (Daniel Rusek)
  - Galician (Francisco Diéguez Souto)
  - Georgian (Ekaterine Papava)
  - Hebrew (Yaron Shahrabani)
  - Kazakh (Baurzhan Muftakhidinov)
  - Lithuanian (Aurimas Černius)
  - Occitan (post 1500) (Quentin PAGÈS)
  - Persian (Danial Behzadi)
  - Portuguese (Brazil) (Luiggi Cardoso)
  - Romanian (Antonio Marin)
  - Slovenian (Martin)
  - Swedish (Anders Jonsson)
  - Ukrainian (Yuri Chornoivan)

Overview of changes in GLib 2.89.3, 2026-07-29
==============================================

* Support systemd-style UAPI file masking and drop-ins for `GKeyFile` (#3622,
  work by Stefan Schubert)

* Add some string and date convenience API, `g_string_free_deep()` and
  `g_set_date_time()` (!4919, !5193, work by Peter Eisenmann)

* Add some convenience API to `GUnixFDList` (!5233, work by Sebastian Wick)

* Bugs fixed:
  - #3622 Support UAPI file masking and drop-ins in GKeyFile
  - #3994 gio/tests: iptosmessage does not compile on Solaris
  - #3999 fd leak in `g_file_set_contents_full()` on error? (Kondor Dániel)
  - #4007 gio-tool: crash (assertion failed) when running 'gio help help' (Jose
    Carlos Leiva)
  - !4919 Add g_string_free_deep
  - !5193 datetime: Add g_set_date_time
  - !5230 giostream: Clarify is_closed() method docs for streams
  - !5233 gunixfdlist: Add g_unix_fd_list_append_take, g_unix_fd_list_peek,
    g_unix_fd_list_lookup, g_unix_fd_list_lookup_peek
  - !5246 gtestutils: Fix a minor typo in a documentation comment
  - !5248 tests: Minor compiler warning fixes for GCC16
  - !5249 build: Fix a deprecation warning from Meson 1.12
  - !5251 docs: Use dedicated docblocks for new enum members
  - !5252 docs: Annotate callbacks rather than user_data
  - !5254 Add finer accuracy g_timeout APIs
  - !5255 gdbusnameowning: Don't print any logs when connection is closed
  - !5257 Avoid reserved identifiers in public macros

Overview of changes in GLib 2.89.2, 2026-07-14
* Update toolchain requirement to C11; previously this was just strongly
  recommended (!3574, work by Emmanuele Bassi)

  - #2931 GMemoryMonitor should have a backend for systemd MEMORY_PRESSURE_WATCH
    API (Kate Hsuan)
  - #3719 gspawn-win32-helper-console.exe fails on Windows with UNC path (Andrew
    Ziem)
  - #3985 Security report: GDBusServer pre-authentication DoS via unbounded SASL
    line buffering (Philip Withnall)
  - #3986 GDBusActionGroupClass failure (Philip Withnall)
  - !3574 Update toolchain requirement to C11
  - !5222 GNetworkMonitor: Stop pulling route table on sd-networkd hosts
  - !5224 gquark: Fix an incorrect G_GNUC_CONST annotation on
    g_quark_to_string()
  - !5226 fuzzing: Skip build if oss-fuzz and tests are both omitted
  - !5232 gnetworkmonitornetlink: Performance improvements by following iproute2
    behavior
  - !5234 gmain: fix poll.h include order on AIX
  - !5235 tests: Fix gi-inspect-typelib.py on Visual Studio
  - !5236 gio/tests: skip unsupported IP TOS tests on AIX
  - !5237 gdbus-serialization.c: Avoid g_autofree
  - !5238 gpoll: Correctly zero-out heap-allocated fd_sets on macOS
  - !5244 Update Romanian translation
  - !5245 Update Slovenian translation
  - !5247 gdbusnameowning: Downgrade ReleaseName warning on closed connection to
    debug

* Translation updates:
  - Romanian (Antonio Marin)
  - Slovenian (Martin)

Overview of changes in GLib 2.89.1, 2026-06-25
  - #3972 g_thread_yield() may not yield control to another thread as expected
    on Linux.
  - !5086 gio: gmemorymonitordbus: Fix fallback backends can't be properly
    loaded when...
  - !5184 gregex: Remove "array length" annotations
  - !5190 win32-build.md: Update Visual Studio build info
  - !5191 Don't use slow content type for icons when only fast content is
    queried
  - !5192 Update Romanian translation
  - !5195 Update Slovenian translation
  - !5196 Performance improvements to GVariant/GDBusMessage
  - !5197 docs: fix wrong reference to gint16 for gint32 types in glib/types.md
  - !5198 Add missing finish-func annotations
  - !5199 gregex: g_match_info_fetch_pos() and g_match_info_fetch_all() will now
    work after partial matches as well
  - !5200 gdatetime: Clarify docs around comparisons across time zones
  - !5201 docs: GI annotation fixes for GCancellable
  - !5202 Update Slovenian translation
  - !5205 tests: Fix various leaks spotted by ASAN
  - !5206 docs + tests: fix docs and add unit test about g_try_new with zero
    n_structs
  - !5207 Update Romanian translation
  - !5209 CI: Set msys2-clang64 as default job for merges
  - !5210 docs: add missing reference to g_rc_box_new0 and g_atomic_rc_box_new0
    and others in Reference Counting page
  - !5211 gutf8: Eliminate redundant double-traversal in g_utf8_substring
  - !5213 gsocket: Improve docs for g_socket_get_fd()
  - !5214 gerror: Add missing introspection annotations
  - !5216 Use dlopen to access environ on FreeBSD
  - !5218 gvariant: Check for overflow in g_variant_new_fixed_array()
  - !5221 meson: Override girepository-2.0 when glib is used as subproject
  - Romanian (Antonio Marin)
  - Slovenian (Martin)
Overview of changes in GLib 2.89.0, 2026-05-20
* Integrate better with the System Trash on macOS (#1161, work by Byoungchan Lee)

* Add `g_set_strv()`, `g_set_strv_take()` and `g_set_str_take()` convenience
  functions (#3907, !5118, work by Christian Hergert and Philip Withnall)

* Add support for `GTypeInstance`-derived types in generic marshaller (#3954,
  work by Christian Hergert)

* Change `g_get_num_processors()` to report number of performance cores, rather
  than number of performance+low-power cores on macOS (!5153, work by John Cupitt)

* Add support for `XDG_PROJECTS_DIR` special directory (!5141, work by
  Emmanuele Bassi and Jakub Steiner)

  - #1161 g_file_trash() Files not moved to System Trash on Mac OSX
  - #1853 DBus activated GApplications and G_APPLICATION_HANDLES_OPEN (Guido
    Günther)
  - #2173 g_ascii_strtod() spec doesn't match C99/C11 standard for underflow
    behavior (depuc8)
  - #3069 gio/trash test fails on macOS
  - #3791 g_error causes -Wanalyzer-infinite-loop warnings in downstream code
    (correctmost)
  - #3854 GRegex uses int for string length (Philip Withnall)
  - #3907 Add g_set_strv() helper similar to g_set_str() (Christian Hergert)
  - #3911 GMarkup chokes on BOM
  - #3932 (#YWH-PGM9867-204) Integer Underflow (CWE-191) on GLib through
    gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml" (Philip
    Withnall)
  - #3954 Generic marshaller lacks support for GTypeInstance derived types
    (Christian Hergert)
  - #3958 FTBFS for vs2019-arm64 in libcharset due to undefined _CountOneBits64
  - !4990 gdbusauthmechanismsha1: Ignore G_DBUS_COOKIE_SHA1_KEYRING_DIR when
    suid
  - !5094 gtestdbus: Keep config file around until bus daemon exits
  - !5099 liststore: Micro-optimize no-op bulk operations
  - !5102 g_base64_decode_step: fix documented type of in
  - !5103 gdbusmessage: Documentation improvements
  - !5106 gmarkup: Add api to get attribute locations
  - !5107 gmessages: Remove incorrect callback annotations
  - !5112 docs: Clarify default/user signal handlers
  - !5115 build: Post-release version bump
  - !5116 Update Slovenian translation
  - !5117 fuzzing: Add a fuzz test for g_markup_escape_text()
  - !5118 gstrfuncs: Add g_set_str_take() helper function
  - !5119 tests: Check that g_markup_escape_text() returns something parseable
  - !5120 Update Chinese (China) translation
  - !5121 gio: Apply property accessor annotations to GDBus types
  - !5123 Update Romanian translation
  - !5124 gvariant: Tweak GVariantIter heap allocation casting
  - !5125 gregex: Fix some missing Markdown formatting in docs
  - !5126 Add missing annotations
  - !5127 libffi: don't build testsuite when building as subproject
  - !5128 gmarkup: Swap the argument order for g_realloc_n()
  - !5136 docs: Clarify UTF-8 validity for functions which accept a length
  - !5138 Update Slovenian translation
  - !5140 Update Romanian translation
  - !5141 Support XDG_PROJECTS_DIR
  - !5142 gsocketconnection: Fix annotations for get_socket()
  - !5145 gvarianttype: use pure attribute, not inappropriate const
  - !5146 gmessages: Add missing stdlib.h include for abort()
  - !5148 registrysettingsbackend: Chain up vfuncs
  - !5149 gtype: Improve G_DEFINE and G_DECLARE docs
  - !5153 g_get_num_processors(): on macOS, report n_pcore
  - !5155 Update German translation
  - !5157 Update Dutch translation
  - !5158 gsocket: Fix g_socket_new_from_fd() on unbound sockets on windows
  - !5159 gvariant: Tweak GVariantIter heap allocation size
  - !5161 [docs] Gio.MenuModel: Fix bulleted list
  - !5162 gvariant: Match allocation size of g_slice_new to g_slice_free
  - !5163 gvariant test: Fix a leak
  - !5164 tests: Avoid undefined signed left-shift in bitlock test
  - !5167 docs: Add docs for G_GNUC_FLAG_ENUM
  - !5176 gnulib: Fix unused flags variable warning
  - !5177 gio/tests/pollable.c: Fix test on FreeBSD
  - !5180 meson: Add valgrind suppression file to VALGRIND_OPTS in devenv
  - !5182 Meson: Don't hardcode FFI_STATIC_BUILD / G_INTL_STATIC_COMPILATION
  - !5183 gio/tests/pollable.c: Conditionalize on FreeBSD version in the
    /dev/null test case
  - !5185 gio/gdesktopappinfo: Add precondition assertions
  - !5187 Add safety documentation regarding use of g_shell_quote()
  - !5188 Improve performance of g_array_maybe_expand()
  - Chinese (China) (luming zh)
  - Dutch (Nathan Follens)
  - Romanian (Antonio Marin)
  - Slovenian (Martin)