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i ?Ŀ ? /* GLIB - Library of useful routines for C programming
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see .
*/
/*
* Modified by the GLib Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GLib Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GLib at ftp://ftp.gtk.org/pub/gtk/.
*/
/* This file must not include any other glib header file and must thus
* not refer to variables from glibconfig.h
*/
#ifndef __G_MACROS_H__
#define __G_MACROS_H__
#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
#error "Only can be included directly."
#endif
/* We include stddef.h to get the system's definition of NULL
*/
#include
#ifdef __GNUC__
#define G_GNUC_CHECK_VERSION(major, minor) \
((__GNUC__ > (major)) || \
((__GNUC__ == (major)) && \
(__GNUC_MINOR__ >= (minor))))
#else
#define G_GNUC_CHECK_VERSION(major, minor) 0
#endif
/* Here we provide G_GNUC_EXTENSION as an alias for __extension__,
* where this is valid. This allows for warningless compilation of
* "long long" types even in the presence of '-ansi -pedantic'.
*/
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)
#define G_GNUC_EXTENSION __extension__
#else
#define G_GNUC_EXTENSION
#endif
/* Every compiler that we target supports inlining, but some of them may
* complain about it if we don't say "__inline". If we have C99, or if
* we are using C++, then we can use "inline" directly. Unfortunately
* Visual Studio does not support __STDC_VERSION__, so we need to check
* whether we are on Visual Studio 2013 or earlier to see that we need to
* say "__inline" in C mode.
* Otherwise, we say "__inline" to avoid the warning.
*/
#define G_CAN_INLINE
#ifndef __cplusplus
# ifdef _MSC_VER
# if (_MSC_VER < 1900)
# define G_INLINE_DEFINE_NEEDED
# endif
# elif !defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199900)
# define G_INLINE_DEFINE_NEEDED
# endif
#endif
#ifdef G_INLINE_DEFINE_NEEDED
# undef inline
# define inline __inline
#endif
#undef G_INLINE_DEFINE_NEEDED
/**
* G_INLINE_FUNC:
*
* This macro used to be used to conditionally define inline functions
* in a compatible way before this feature was supported in all
* compilers. These days, GLib requires inlining support from the
* compiler, so your GLib-using programs can safely assume that the
* "inline" keyword works properly.
*
* Never use this macro anymore. Just say "static inline".
*
* Deprecated: 2.48: Use "static inline" instead
*/
/* For historical reasons we need to continue to support those who
* define G_IMPLEMENT_INLINES to mean "don't implement this here".
*/
#ifdef G_IMPLEMENT_INLINES
# define G_INLINE_FUNC extern GLIB_DEPRECATED_MACRO_IN_2_48_FOR(static inline)
# undef G_CAN_INLINE
#else
# define G_INLINE_FUNC static inline GLIB_DEPRECATED_MACRO_IN_2_48_FOR(static inline)
#endif /* G_IMPLEMENT_INLINES */
/* Provide macros to feature the GCC function attribute.
*/
/**
* G_GNUC_PURE:
*
* Expands to the GNU C `pure` function attribute if the compiler is gcc.
* Declaring a function as `pure` enables better optimization of calls to
* the function. A `pure` function has no effects except its return value
* and the return value depends only on the parameters and/or