Update GLib introspection data

Reset against GLib 2.72.4; some symbols introduced in GLib 2.74 have
managed to sneak in. Luckily, there has been no release off of this
branch, yet.

3 files changed, 97 insertions, 113 deletions

diff --git a/gir/gio-2.0.c b/gir/gio-2.0.c
index d0adef41..8d875c04 100644
--- a/gir/gio-2.0.c
+++ b/gir/gio-2.0.c
@@ -3381,7 +3381,7 @@
 
 
 /**
- * GSimpleProxyResolver:default-proxy:
+ * GSimpleProxyResolver:default-proxy: (nullable)
  *
  * The default proxy URI that will be used for any URI that doesn't
  * match #GSimpleProxyResolver:ignore-hosts, and doesn't match any
@@ -11379,8 +11379,8 @@
  * @action_group: a #GActionGroup
  * @action_name: the name of an action in the group
  * @enabled: (out): if the action is presently enabled
- * @parameter_type: (out) (optional): the parameter type, or %NULL if none needed
- * @state_type: (out) (optional): the state type, or %NULL if stateless
+ * @parameter_type: (out) (transfer none) (optional): the parameter type, or %NULL if none needed
+ * @state_type: (out) (transfer none) (optional): the state type, or %NULL if stateless
  * @state_hint: (out) (optional): the state hint, or %NULL if none
  * @state: (out) (optional): the current state, or %NULL if stateless
  *
@@ -28398,7 +28398,7 @@
  * @position: (out) (optional): the first position of @item, if it was found.
  *
  * Looks up the given @item in the list store by looping over the items and
- * comparing them with @equal_func until the first occurrence of @item which
+ * comparing them with @compare_func until the first occurrence of @item which
  * matches. If @item was not found, then @position will not be set, and this
  * method will return %FALSE.
  *
@@ -28409,23 +28409,6 @@
 
 
 /**
- * g_list_store_find_with_equal_func_full:
- * @store: a #GListStore
- * @item: (type GObject): an item
- * @equal_func: (scope call): A custom equality check function
- * @user_data: (closure): user data for @equal_func
- * @position: (out) (optional): the first position of @item, if it was found.
- *
- * Like g_list_store_find_with_equal_func() but with an additional @user_data
- * that is passed to @equal_func.
- *
- * Returns: Whether @store contains @item. If it was found, @position will be
- * set to the position where @item occurred for the first time.
- * Since: 2.74
- */
-
-
-/**
  * g_list_store_insert:
  * @store: a #GListStore
  * @position: the position at which to insert the new item
@@ -35560,7 +35543,7 @@
 /**
  * g_simple_proxy_resolver_set_default_proxy:
  * @resolver: a #GSimpleProxyResolver
- * @default_proxy: the default proxy to use
+ * @default_proxy: (nullable): the default proxy to use
  *
  * Sets the default proxy on @resolver, to be used for any URIs that
  * don't match #GSimpleProxyResolver:ignore-hosts or a proxy set
@@ -35651,7 +35634,7 @@
  * internal errors (other than @cancellable being triggered) will be
  * ignored.
  *
- * Returns: (transfer full): a #GSocketAddress (owned by the caller), or %NULL on
+ * Returns: (transfer full) (nullable): a #GSocketAddress (owned by the caller), or %NULL on
  *     error (in which case *@error will be set) or if there are no
  *     more addresses.
  */
@@ -35684,7 +35667,7 @@
  * g_socket_address_enumerator_next() for more information about
  * error handling.
  *
- * Returns: (transfer full): a #GSocketAddress (owned by the caller), or %NULL on
+ * Returns: (transfer full) (nullable): a #GSocketAddress (owned by the caller), or %NULL on
  *     error (in which case *@error will be set) or if there are no
  *     more addresses.
  */
diff --git a/gir/glib-2.0.c b/gir/glib-2.0.c
index ba9e2b8f..8a8a35c2 100644
--- a/gir/glib-2.0.c
+++ b/gir/glib-2.0.c
@@ -539,12 +539,6 @@
  *     Network and storage sizes should be reported in the normal SI units.
  * @G_FORMAT_SIZE_BITS: set the size as a quantity in bits, rather than
  *     bytes, and return units in bits. For example, ‘Mb’ rather than ‘MB’.
- * @G_FORMAT_SIZE_ONLY_VALUE: return only value, without unit; this should
- *     not be used together with @G_FORMAT_SIZE_LONG_FORMAT
- *     nor @G_FORMAT_SIZE_ONLY_UNIT. Since: 2.74
- * @G_FORMAT_SIZE_ONLY_UNIT: return only unit, without value; this should
- *     not be used together with @G_FORMAT_SIZE_LONG_FORMAT
- *     nor @G_FORMAT_SIZE_ONLY_VALUE. Since: 2.74
  *
  * Flags to modify the format of the string returned by g_format_size_full().
  */
@@ -9229,6 +9223,9 @@
  * alignment value. Additionally, it will detect possible overflow during
  * multiplication.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Aligned memory allocations returned by this function can only be
  * freed using g_aligned_free().
  *
@@ -19348,9 +19345,9 @@
  * g_iconv: (skip)
  * @converter: conversion descriptor from g_iconv_open()
  * @inbuf: bytes to convert
- * @inbytes_left: (inout): inout parameter, bytes remaining to convert in @inbuf
+ * @inbytes_left: inout parameter, bytes remaining to convert in @inbuf
  * @outbuf: converted output bytes
- * @outbytes_left: (inout): inout parameter, bytes available to fill in @outbuf
+ * @outbytes_left: inout parameter, bytes available to fill in @outbuf
  *
  * Same as the standard UNIX routine iconv(), but
  * may be implemented via libiconv on UNIX flavors that lack
@@ -23168,6 +23165,9 @@
  * Allocates @n_bytes bytes of memory.
  * If @n_bytes is 0 it returns %NULL.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Returns: a pointer to the allocated memory
  */
 
@@ -23179,6 +23179,9 @@
  * Allocates @n_bytes bytes of memory, initialized to 0's.
  * If @n_bytes is 0 it returns %NULL.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Returns: a pointer to the allocated memory
  */
 
@@ -23191,6 +23194,9 @@
  * This function is similar to g_malloc0(), allocating (@n_blocks * @n_block_bytes) bytes,
  * but care is taken to detect possible overflow during multiplication.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Since: 2.24
  * Returns: a pointer to the allocated memory
  */
@@ -23204,6 +23210,9 @@
  * This function is similar to g_malloc(), allocating (@n_blocks * @n_block_bytes) bytes,
  * but care is taken to detect possible overflow during multiplication.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Since: 2.24
  * Returns: a pointer to the allocated memory
  */
@@ -24328,7 +24337,7 @@
  * Calling g_mutex_clear() on a locked mutex leads to undefined
  * behaviour.
  *
- * Sine: 2.32
+ * Since: 2.32
  */
 
 
@@ -26181,7 +26190,7 @@
  * g_ptr_array_unref(), when g_ptr_array_free() is called with
  * @free_segment set to %TRUE or when removing elements.
  *
- * Returns: A new #GPtrArray
+ * Returns: (transfer full): A new #GPtrArray
  * Since: 2.30
  */
 
@@ -26196,7 +26205,7 @@
  * either via g_ptr_array_unref(), when g_ptr_array_free() is called with
  * @free_segment set to %TRUE or when removing elements.
  *
- * Returns: A new #GPtrArray
+ * Returns: (transfer full): A new #GPtrArray
  * Since: 2.22
  */
 
@@ -26488,8 +26497,9 @@
  * g_assert (chunk_buffer->len == 0);
  * ]|
  *
- * Returns: (transfer full): the element data, which should be
- *     freed using g_free().
+ * Returns: (transfer full) (nullable): the element data, which should be
+ *     freed using g_free(). This may be %NULL if the array doesn’t have any
+ *     elements (i.e. if `*len` is zero).
  * Since: 2.64
  */
 
@@ -27511,6 +27521,9 @@
  * have zero-length. @n_bytes may be 0, in which case %NULL will be returned
  * and @mem will be freed unless it is %NULL.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Returns: the new address of the allocated memory
  */
 
@@ -27524,6 +27537,9 @@
  * This function is similar to g_realloc(), allocating (@n_blocks * @n_block_bytes) bytes,
  * but care is taken to detect possible overflow during multiplication.
  *
+ * If the allocation fails (because the system is out of memory),
+ * the program is terminated.
+ *
  * Since: 2.24
  * Returns: the new address of the allocated memory
  */
@@ -27542,7 +27558,7 @@
  * Calling g_rec_mutex_clear() on a locked recursive mutex leads
  * to undefined behaviour.
  *
- * Sine: 2.32
+ * Since: 2.32
  */
 
 
@@ -28511,7 +28527,7 @@
  * Calling g_rw_lock_clear() when any thread holds the lock
  * leads to undefined behaviour.
  *
- * Sine: 2.32
+ * Since: 2.32
  */
 
 
@@ -37134,7 +37150,7 @@
 
 /**
  * g_unix_open_pipe:
- * @fds: Array of two integers
+ * @fds: (array fixed-size=2): Array of two integers
  * @flags: Bitfield of file descriptor flags, as for fcntl()
  * @error: a #GError
  *
@@ -37215,11 +37231,11 @@
  *
  * For example, an effective use of this function is to handle `SIGTERM`
  * cleanly; flushing any outstanding files, and then calling
- * g_main_loop_quit ().  It is not safe to do any of this a regular
- * UNIX signal handler; your handler may be invoked while malloc() or
- * another library function is running, causing reentrancy if you
- * attempt to use it from the handler.  None of the GLib/GObject API
- * is safe against this kind of reentrancy.
+ * g_main_loop_quit().  It is not safe to do any of this from a regular
+ * UNIX signal handler; such a handler may be invoked while malloc() or
+ * another library function is running, causing reentrancy issues if the
+ * handler attempts to use those functions.  None of the GLib/GObject
+ * API is safe against this kind of reentrancy.
  *
  * The interaction of this source when combined with native UNIX
  * functions like sigprocmask() is not defined.
diff --git a/gir/gobject-2.0.c b/gir/gobject-2.0.c
index cfbf3473..2628eaf8 100644
--- a/gir/gobject-2.0.c
+++ b/gir/gobject-2.0.c
@@ -3925,8 +3925,8 @@
 /**
  * g_param_spec_boolean:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @default_value: default value for the property specified
  * @flags: flags for the property specified
  *
@@ -3945,8 +3945,8 @@
 /**
  * g_param_spec_boxed:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @boxed_type: %G_TYPE_BOXED derived type of this property
  * @flags: flags for the property specified
  *
@@ -3962,8 +3962,8 @@
 /**
  * g_param_spec_char:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -3978,8 +3978,8 @@
 /**
  * g_param_spec_double:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -3997,8 +3997,8 @@
 /**
  * g_param_spec_enum:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @enum_type: a #GType derived from %G_TYPE_ENUM
  * @default_value: default value for the property specified
  * @flags: flags for the property specified
@@ -4015,8 +4015,8 @@
 /**
  * g_param_spec_flags:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @flags_type: a #GType derived from %G_TYPE_FLAGS
  * @default_value: default value for the property specified
  * @flags: flags for the property specified
@@ -4033,8 +4033,8 @@
 /**
  * g_param_spec_float:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4137,8 +4137,8 @@
 /**
  * g_param_spec_gtype:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @is_a_type: a #GType whose subtypes are allowed as values
  *  of the property (use %G_TYPE_NONE for any type)
  * @flags: flags for the property specified
@@ -4156,8 +4156,8 @@
 /**
  * g_param_spec_int:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4174,8 +4174,8 @@
 /**
  * g_param_spec_int64:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4193,8 +4193,8 @@
  * g_param_spec_internal: (skip)
  * @param_type: the #GType for the property; must be derived from %G_TYPE_PARAM
  * @name: the canonical name of the property
- * @nick: the nickname of the property
- * @blurb: a short description of the property
+ * @nick: (nullable): the nickname of the property
+ * @blurb: (nullable): a short description of the property
  * @flags: a combination of #GParamFlags
  *
  * Creates a new #GParamSpec instance.
@@ -4203,11 +4203,12 @@
  * the rules for @name. Names which violate these rules lead to undefined
  * behaviour.
  *
- * Beyond the name, #GParamSpecs have two more descriptive
- * strings associated with them, the @nick, which should be suitable
- * for use as a label for the property in a property editor, and the
- * @blurb, which should be a somewhat longer description, suitable for
- * e.g. a tooltip. The @nick and @blurb should ideally be localized.
+ * Beyond the name, #GParamSpecs have two more descriptive strings, the
+ * @nick and @blurb, which may be used as a localized label and description.
+ * For GTK and related libraries these are considered deprecated and may be
+ * omitted, while for other libraries such as GStreamer and its plugins they
+ * are essential. When in doubt, follow the conventions used in the
+ * surrounding code and supporting libraries.
  *
  * Returns: (type GObject.ParamSpec): (transfer floating): a newly allocated
  *     #GParamSpec instance, which is initially floating
@@ -4233,8 +4234,8 @@
 /**
  * g_param_spec_long:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4251,8 +4252,8 @@
 /**
  * g_param_spec_object:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @object_type: %G_TYPE_OBJECT derived type of this property
  * @flags: flags for the property specified
  *
@@ -4282,8 +4283,8 @@
 /**
  * g_param_spec_param:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @param_type: a #GType derived from %G_TYPE_PARAM
  * @flags: flags for the property specified
  *
@@ -4299,8 +4300,8 @@
 /**
  * g_param_spec_pointer:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @flags: flags for the property specified
  *
  * Creates a new #GParamSpecPointer instance specifying a pointer property.
@@ -4474,8 +4475,8 @@
 /**
  * g_param_spec_string:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @default_value: (nullable): default value for the property specified
  * @flags: flags for the property specified
  *
@@ -4490,8 +4491,8 @@
 /**
  * g_param_spec_uchar:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4506,8 +4507,8 @@
 /**
  * g_param_spec_uint:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4524,8 +4525,8 @@
 /**
  * g_param_spec_uint64:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4543,8 +4544,8 @@
 /**
  * g_param_spec_ulong:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @minimum: minimum value for the property specified
  * @maximum: maximum value for the property specified
  * @default_value: default value for the property specified
@@ -4562,8 +4563,8 @@
 /**
  * g_param_spec_unichar:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @default_value: default value for the property specified
  * @flags: flags for the property specified
  *
@@ -4588,8 +4589,8 @@
 /**
  * g_param_spec_value_array: (skip)
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @element_spec: a #GParamSpec describing the elements contained in
  *  arrays of this property, may be %NULL
  * @flags: flags for the property specified
@@ -4608,8 +4609,8 @@
 /**
  * g_param_spec_variant:
  * @name: canonical name of the property specified
- * @nick: nick name for the property specified
- * @blurb: description of the property specified
+ * @nick: (nullable): nick name for the property specified
+ * @blurb: (nullable): description of the property specified
  * @type: a #GVariantType
  * @default_value: (nullable) (transfer full): a #GVariant of type @type to
  *                 use as the default value, or %NULL
@@ -5017,22 +5018,6 @@
 
 
 /**
- * g_signal_group_connect_closure:
- * @self: a #GSignalGroup
- * @detailed_signal: a string of the form `signal-name` with optional `::signal-detail`
- * @closure: (not nullable): the closure to connect.
- * @after: whether the handler should be called before or after the
- *  default handler of the signal.
- *
- * Connects @closure to the signal @detailed_signal on #GSignalGroup:target.
- *
- * You cannot connect a signal handler after #GSignalGroup:target has been set.
- *
- * Since: 2.74
- */
-
-
-/**
  * g_signal_group_connect_data:
  * @self: a #GSignalGroup
  * @detailed_signal: a string of the form "signal-name::detail"
@@ -5473,7 +5458,7 @@
  * an object definition, instead the function pointer is passed
  * directly and can be overridden by derived classes with
  * g_signal_override_class_closure() or
- * g_signal_override_class_handler()and chained to with
+ * g_signal_override_class_handler() and chained to with
  * g_signal_chain_from_overridden() or
  * g_signal_chain_from_overridden_handler().
  *