Merge branch 'type-traits-glib-min-version' into 'master'

glib/gmacros.h: Move `<type_traits>` include to consumers

Closes #2331

See merge request GNOME/glib!1963
This commit is contained in:
Philip Withnall 2021-02-26 18:13:52 +00:00
commit b3b829e309
5 changed files with 26 additions and 1 deletions

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@ -26,6 +26,11 @@
#include <glib/gtypes.h>
#if defined(glib_typeof_2_68) && GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_68
/* for glib_typeof */
#include <type_traits>
#endif
G_BEGIN_DECLS
GLIB_AVAILABLE_IN_ALL

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@ -238,7 +238,12 @@
#define glib_typeof(t) __typeof__ (t)
#elif defined(__cplusplus) && __cplusplus >= 201103L
/* C++11 decltype() is close enough for our usage */
#include <type_traits>
/* This needs `#include <type_traits>`, but we have guarded this feature with a
* `GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_68` check, and such a check
* cannot be enforced in this header due to include ordering requirements.
* Within GLib itself, which use `glib_typeof` need to add the include
* themselves. See other examples in GLib for how to do this.
*/
#define glib_typeof(t) typename std::remove_reference<decltype (t)>::type
#define glib_typeof_2_68
#endif

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@ -31,6 +31,11 @@
#include <glib/gutils.h>
#if defined(glib_typeof_2_68) && GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_68
/* for glib_typeof */
#include <type_traits>
#endif
G_BEGIN_DECLS
/**

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@ -24,6 +24,11 @@
#include <glib/gmem.h>
#if defined(glib_typeof_2_68) && GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_68
/* for glib_typeof */
#include <type_traits>
#endif
G_BEGIN_DECLS
GLIB_AVAILABLE_IN_2_58

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@ -28,6 +28,11 @@
#include <gobject/gsignal.h>
#include <gobject/gboxed.h>
#if defined(glib_typeof_2_68) && GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_68
/* for glib_typeof */
#include <type_traits>
#endif
G_BEGIN_DECLS
/* --- type macros --- */