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Merge branch 'examples-for-gnuc-macros' into 'master'
Provide examples for GNUC attribute macros See merge request GNOME/glib!723
This commit is contained in:
Philip Withnall
commit
e1ffb9ddb4
20
glib/docs.c
20
glib/docs.c
@ -2054,6 +2054,16 @@
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* This macro can be used either inside or outside of a function body,
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* but must appear on a line by itself.
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*
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* |[<!-- language="C" --
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* static void
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* test_deprecated_function (void)
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* {
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* G_GNUC_BEGIN_IGNORE_DEPRECATIONS
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* g_assert_cmpint (my_mistake (), ==, 42);
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* G_GNUC_END_IGNORE_DEPRECATIONS
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* }
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* ]|
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*
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* Since: 2.32
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*/
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@ -2078,6 +2088,11 @@
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* meant to be portable across different compilers and must be placed
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* before the function declaration.
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*
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* |[<!-- language="C" --
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* G_DEPRECATED
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* int my_mistake (void);
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* ]|
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*
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* Since: 2.32
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*/
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@ -2090,6 +2105,11 @@
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* is meant to be portable across different compilers and must be placed
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* before the function declaration.
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*
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* |[<!-- language="C" --
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* G_DEPRECATED_FOR(my_replacement)
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* int my_mistake (void);
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* ]|
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*
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* Since: 2.32
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*/
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@ -106,6 +106,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* gboolean g_type_check_value (const GValue *value) G_GNUC_PURE;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-pure-function-attribute) for more details.
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*/
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@ -132,6 +136,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* gpointer g_malloc (gsize n_bytes) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(1);
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* ]|
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*
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* See the
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* [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-functions-that-behave-like-malloc)
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* for more details.
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@ -148,8 +156,17 @@
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* Declaring a function as `noinline` prevents the function from being
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* considered for inlining.
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*
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* The attribute may be placed before the declaration, right before the
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* `static` keyword.
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* The attribute may be placed before the declaration or definition,
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* right before the `static` keyword.
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*
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* |[<!-- language="C" -->
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* G_GNUC_NO_INLINE
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* static int
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* do_not_inline_this (void)
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* {
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* ...
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* }
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* ]|
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*
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* See the
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* [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-noinline-function-attribute)
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@ -178,6 +195,11 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* gchar *g_strconcat (const gchar *string1,
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* ...) G_GNUC_NULL_TERMINATED;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-sentinel-function-attribute) for more details.
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*
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* Since: 2.8
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@ -240,6 +262,10 @@
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* Place the attribute after the function declaration, just before the
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* semicolon.
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*
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* |[<!-- language="C" -->
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* gpointer g_malloc (gsize n_bytes) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE(1);
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-alloc_005fsize-function-attribute) for more details.
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*
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* Since: 2.18
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@ -258,6 +284,11 @@
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* Place the attribute after the function declaration, just before the
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* semicolon.
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*
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* |[<!-- language="C" -->
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* gpointer g_malloc_n (gsize n_blocks,
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* gsize n_block_bytes) G_GNUC_MALLOC G_GNUC_ALLOC_SIZE2(1, 2);
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-alloc_005fsize-function-attribute) for more details.
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*
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* Since: 2.18
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@ -310,6 +341,15 @@
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* arguments, with the same syntax as `scanf()`. It allows the compiler
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* to type-check the arguments passed to the function.
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*
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* |[<!-- language="C" -->
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* int my_scanf (MyStream *stream,
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* const char *format,
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* ...) G_GNUC_SCANF (2, 3);
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* int my_vscanf (MyStream *stream,
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* const char *format,
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* va_list ap) G_GNUC_SCANF (2, 0);
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* ]|
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*
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* See the
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* [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-Wformat-3288)
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* for details.
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@ -325,6 +365,12 @@
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* which is passed to `strftime()` or an API implementing its formats. It allows
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* the compiler check the format passed to the function.
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*
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* |[<!-- language="C" -->
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* gsize my_strftime (MyBuffer *buffer,
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* const char *format,
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* const struct tm *tm) G_GNUC_STRFTIME (2);
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* ]|
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*
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* See the
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* [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-Wformat-3288)
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* for details.
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@ -363,6 +409,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* void g_abort (void) G_GNUC_NORETURN;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-noreturn-function-attribute) for more details.
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*/
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@ -376,6 +426,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* gchar g_ascii_tolower (gchar c) G_GNUC_CONST;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-const-function-attribute) for more details.
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*
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* A function that has pointer arguments and examines the data pointed to
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@ -413,6 +467,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* int do_uninteresting_things (void) G_GNUC_NO_INSTRUMENT;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-no_005finstrument_005ffunction-function-attribute) for more details.
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*/
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@ -468,6 +526,19 @@
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* Put the attribute right before the case statement you want to fall through
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* to.
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*
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* |[<!-- language="C" -->
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* switch (foo)
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* {
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* case 1:
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* g_message ("it's 1");
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* G_GNUC_FALLTHROUGH;
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* case 2:
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* g_message ("it's either 1 or 2");
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* break;
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* }
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* ]|
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*
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Statement-Attributes.html#index-fallthrough-statement-attribute) for more details.
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*
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* Since: 2.60
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@ -488,6 +559,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* int my_mistake (void) G_GNUC_DEPRECATED;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-deprecated-function-attribute) for more details.
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*
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* Since: 2.2
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@ -509,6 +584,10 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* int my_mistake (void) G_GNUC_DEPRECATED_FOR(my_replacement);
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-deprecated-function-attribute) for more details.
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*
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* Note that if @f is a macro, it will be expanded in the warning message.
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@ -579,6 +658,11 @@
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*
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* Place the attribute after the declaration, just before the semicolon.
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*
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* |[<!-- language="C" -->
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* GList *g_list_append (GList *list,
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* gpointer data) G_GNUC_WARN_UNUSED_RESULT;
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* ]|
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*
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* See the [GNU C documentation](https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-warn_005funused_005fresult-function-attribute) for more details.
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*
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* Since: 2.10
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