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Merge branch 'wip/jtojnar/variant-docs' into 'main'
docs: Minor GVariant fixes See merge request GNOME/glib!4011
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b371f5b500
@ -73,9 +73,10 @@ The equivalent C types are as follows:
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| `u` | `guint32` |
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| `x` | `gint64` |
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| `t` | `guint64` |
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| `h` | `gint32` |
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| `h` | `gint32` (handle) |
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| `d` | `gdouble` |
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<a id="varargs"></a>
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Note that in C, small integer types in variable argument lists are promoted
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up to `int` or `unsigned int` as appropriate, and read back accordingly. `int`
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is 32 bits on every platform on which GLib is currently supported. This
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@ -22,6 +22,9 @@ and diffs, see the `commit log <https://gitlab.gnome.org/GNOME/glib/-/blob/main/
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**Version 1.0.1, 2022-11-02**
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- Formatting improvements
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- No semantic changes
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**Version 1.0.2, 2024-04-16**
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- Add missing references to ``h`` type string
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- Add missing reference to ``d`` type string to type string grammar
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*****
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Types
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@ -171,7 +174,7 @@ that is used by the recursive structure of the language itself.
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Type strings can be described by a non-ambiguous context free grammar.
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* *type* ⇒ *base_type* | *container_type*
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* *base_type* ⇒ **b** | **y** | **n** | **q** | **i** | **u** | **x** | **t** | **s** | **o** | **g**
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* *base_type* ⇒ **b** | **y** | **n** | **q** | **i** | **u** | **x** | **t** | **h** | **d** | **s** | **o** | **g**
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* *container_type* ⇒ **v** | **m** *type* | **a** *type* | **(** *types* **)** | **{** *base_type* *type* **}**
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* *types* ⇒ ε | *type* *types*
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@ -198,6 +201,8 @@ term containing a terminal is specified below:
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This derivation corresponds to the signed 64-bit integer type.
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**t**
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This derivation corresponds to the unsigned 64-bit integer type.
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**h**
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This derivation corresponds to the signed 32-bit integer type, representing a handle.
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**d**
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This derivation corresponds to the double precision floating point number type.
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**s**
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@ -135,7 +135,7 @@ g_action_map_remove_action (GActionMap *action_map,
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* activate function for this action, given as a single
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* GVariant type string (or %NULL for no parameter)
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* @state: the initial state for this action, given in
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* [GVariant text format][gvariant-text]. The state is parsed
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* [GVariant text format](gvariant-text-format.html). The state is parsed
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* with no extra type information, so type tags must be added to
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* the string if they are necessary. Stateless actions should
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* give %NULL here.
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@ -2587,7 +2587,7 @@ g_variant_parse (const GVariantType *type,
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*
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* Note that the arguments in @app must be of the correct width for their types
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* specified in @format when collected into the #va_list. See
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* the [GVariant varargs documentation][gvariant-varargs].
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* the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* In order to behave correctly in all cases it is necessary for the
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* calling function to g_variant_ref_sink() the return result before
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@ -2646,7 +2646,7 @@ g_variant_new_parsed_va (const gchar *format,
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*
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* Note that the arguments must be of the correct width for their types
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* specified in @format. This can be achieved by casting them. See
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* the [GVariant varargs documentation][gvariant-varargs].
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* the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* Consider this simple example:
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* |[<!-- language="C" -->
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@ -2699,7 +2699,7 @@ g_variant_new_parsed (const gchar *format,
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*
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* Note that the arguments must be of the correct width for their types
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* specified in @format_string. This can be achieved by casting them. See
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* the [GVariant varargs documentation][gvariant-varargs].
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* the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* This function might be used as follows:
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*
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@ -1112,7 +1112,7 @@ g_variant_lookup_value (GVariant *dictionary,
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*
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* @element_size must be the size of a single element in the array,
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* as given by the section on
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* [serialized data memory][gvariant-serialized-data-memory].
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* [serialized data memory](struct.Variant.html#serialized-data-memory).
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*
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* In particular, arrays of these fixed-sized types can be interpreted
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* as an array of the given C type, with @element_size set to the size
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@ -1258,7 +1258,7 @@ g_variant_new_fixed_array (const GVariantType *element_type,
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*
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* @string must be valid UTF-8, and must not be %NULL. To encode
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* potentially-%NULL strings, use g_variant_new() with `ms` as the
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* [format string][gvariant-format-strings-maybe-types].
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* [format string](gvariant-format-strings.html#maybe-types).
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*
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* Returns: (transfer none): a floating reference to a new string #GVariant instance
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*
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@ -2641,7 +2641,7 @@ g_variant_print_string (GVariant *value,
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*
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* Pretty-prints @value in the format understood by g_variant_parse().
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*
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* The format is described [here][gvariant-text].
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* The format is described [here](gvariant-text-format.html).
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*
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* If @type_annotate is %TRUE, then type information is included in
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* the output.
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@ -4361,7 +4361,7 @@ g_variant_dict_unref (GVariantDict *dict)
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* not be accessed and the effect is otherwise equivalent to if the
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* character at @limit were nul.
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*
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* See the section on [GVariant format strings][gvariant-format-strings].
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* See the section on [GVariant format strings](gvariant-format-strings.html).
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*
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* Returns: %TRUE if there was a valid format string
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*
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@ -5376,7 +5376,7 @@ g_variant_valist_get (const gchar **str,
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*
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* The type of the created instance and the arguments that are expected
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* by this function are determined by @format_string. See the section on
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* [GVariant format strings][gvariant-format-strings]. Please note that
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* [GVariant format strings](gvariant-format-strings.html). Please note that
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* the syntax of the format string is very likely to be extended in the
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* future.
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*
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@ -5386,7 +5386,7 @@ g_variant_valist_get (const gchar **str,
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*
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* Note that the arguments must be of the correct width for their types
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* specified in @format_string. This can be achieved by casting them. See
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* the [GVariant varargs documentation][gvariant-varargs].
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* the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* |[<!-- language="C" -->
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* MyFlags some_flags = FLAG_ONE | FLAG_TWO;
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@ -5447,7 +5447,7 @@ g_variant_new (const gchar *format_string,
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*
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* Note that the arguments in @app must be of the correct width for their
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* types specified in @format_string when collected into the #va_list.
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* See the [GVariant varargs documentation][gvariant-varargs].
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* See the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* These two generalisations allow mixing of multiple calls to
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* g_variant_new_va() and g_variant_get_va() within a single actual
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@ -5503,7 +5503,7 @@ g_variant_new_va (const gchar *format_string,
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* determined by @format_string. @format_string also restricts the
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* permissible types of @value. It is an error to give a value with
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* an incompatible type. See the section on
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* [GVariant format strings][gvariant-format-strings].
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* [GVariant format strings](gvariant-format-strings.html).
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* Please note that the syntax of the format string is very likely to be
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* extended in the future.
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*
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@ -5603,7 +5603,7 @@ g_variant_get_va (GVariant *value,
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*
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* Note that the arguments must be of the correct width for their types
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* specified in @format_string. This can be achieved by casting them. See
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* the [GVariant varargs documentation][gvariant-varargs].
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* the [GVariant varargs documentation](gvariant-format-strings.html#varargs).
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*
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* This function might be used as follows:
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*
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