From 38693b251f5d80a7414b077e02c1636af65afb3d Mon Sep 17 00:00:00 2001 From: Craig Andrews Date: Thu, 30 Jul 2015 23:06:41 -0400 Subject: [PATCH] [rsxs] Use stdbool.h from GCC 5.2.0 --- xbmc/screensavers/rsxs-0.9/lib/stdbool_.h | 137 ++++++---------------- 1 file changed, 38 insertions(+), 99 deletions(-) diff --git a/xbmc/screensavers/rsxs-0.9/lib/stdbool_.h b/xbmc/screensavers/rsxs-0.9/lib/stdbool_.h index efa80ba921ed7..a95151028bc65 100644 --- a/xbmc/screensavers/rsxs-0.9/lib/stdbool_.h +++ b/xbmc/screensavers/rsxs-0.9/lib/stdbool_.h @@ -1,115 +1,54 @@ -/* Copyright (C) 2001, 2002, 2003, 2006 Free Software Foundation, Inc. - Written by Bruno Haible , 2001. +/* Copyright (C) 1998-2015 Free Software Foundation, Inc. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. +This file is part of GCC. - This program 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 General Public License for more details. +GCC is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 3, or (at your option) +any later version. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +GCC 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 General Public License for more details. -#ifndef _STDBOOL_H -#define _STDBOOL_H - -/* ISO C 99 for platforms that lack it. */ - -/* Usage suggestions: - - Programs that use should be aware of some limitations - and standards compliance issues. - - Standards compliance: +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. - - must be #included before 'bool', 'false', 'true' - can be used. +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +. */ - - You cannot assume that sizeof (bool) == 1. +/* + * ISO C Standard: 7.16 Boolean type and values + */ - - Programs should not undefine the macros bool, true, and false, - as C99 lists that as an "obsolescent feature". - - Limitations of this substitute, when used in a C89 environment: - - - must be #included before the '_Bool' type can be used. - - - You cannot assume that _Bool is a typedef; it might be a macro. +#ifndef _STDBOOL_H +#define _STDBOOL_H - - In C99, casts and automatic conversions to '_Bool' or 'bool' are - performed in such a way that every nonzero value gets converted - to 'true', and zero gets converted to 'false'. This doesn't work - with this substitute. With this substitute, only the values 0 and 1 - give the expected result when converted to _Bool' or 'bool'. +#ifndef __cplusplus - Also, it is suggested that programs use 'bool' rather than '_Bool'; - this isn't required, but 'bool' is more common. */ +#define bool _Bool +#define true 1 +#define false 0 +#else /* __cplusplus */ -/* 7.16. Boolean type and values */ +/* Supporting _Bool in C++ is a GCC extension. */ +#define _Bool bool -/* BeOS already #defines false 0, true 1. We use the same - definitions below, but temporarily we have to #undef them. */ -#ifdef __BEOS__ -# include /* defines bool but not _Bool */ -# undef false -# undef true +#if __cplusplus < 201103L +/* Defining these macros in C++98 is a GCC extension. */ +#define bool bool +#define false false +#define true true #endif -/* For the sake of symbolic names in gdb, we define true and false as - enum constants, not only as macros. - It is tempting to write - typedef enum { false = 0, true = 1 } _Bool; - so that gdb prints values of type 'bool' symbolically. But if we do - this, values of type '_Bool' may promote to 'int' or 'unsigned int' - (see ISO C 99 6.7.2.2.(4)); however, '_Bool' must promote to 'int' - (see ISO C 99 6.3.1.1.(2)). So we add a negative value to the - enum; this ensures that '_Bool' promotes to 'int'. */ -#if defined __cplusplus || defined __BEOS__ - /* A compiler known to have 'bool'. */ - /* If the compiler already has both 'bool' and '_Bool', we can assume they - are the same types. */ -# if !@HAVE__BOOL@ -typedef bool _Bool; -# endif -#else -# if !defined __GNUC__ - /* If @HAVE__BOOL@: - Some HP-UX cc and AIX IBM C compiler versions have compiler bugs when - the built-in _Bool type is used. See - http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html - http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html - http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html - Similar bugs are likely with other compilers as well; this file - wouldn't be used if was working. - So we override the _Bool type. - If !@HAVE__BOOL@: - Need to define _Bool ourselves. As 'signed char' or as an enum type? - Use of a typedef, with SunPRO C, leads to a stupid - "warning: _Bool is a keyword in ISO C99". - Use of an enum type, with IRIX cc, leads to a stupid - "warning(1185): enumerated type mixed with another type". - The only benefit of the enum type, debuggability, is not important - with these compilers. So use 'signed char' and no typedef. */ -# define _Bool signed char -enum { false = 0, true = 1 }; -# else - /* With this compiler, trust the _Bool type if the compiler has it. */ -# if !@HAVE__BOOL@ -typedef enum { _Bool_must_promote_to_int = -1, false = 0, true = 1 } _Bool; -# endif -# endif -#endif -#define bool _Bool +#endif /* __cplusplus */ -/* The other macros must be usable in preprocessor directives. */ -#define false 0 -#define true 1 -#define __bool_true_false_are_defined 1 +/* Signal that all the definitions are present. */ +#define __bool_true_false_are_defined 1 -#endif /* _STDBOOL_H */ +#endif /* stdbool.h */