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/**
* @file
* @brief Various preprocessor macros commonly used throughout Crawl.
*
* This does not include tweakable constants; see defines.h for that.
*/
#pragma once
namespace std {}
using namespace std;
#ifndef SIZE_MAX
#include <limits>
#define SIZE_MAX (std::numeric_limits<std::size_t>::max())
#endif
#ifndef _lint
#define COMPILE_CHECK(expr) static_assert((expr), #expr)
#else
#define COMPILE_CHECK(expr)
#endif
#define DISALLOW_COPY_AND_ASSIGN(TypeName) \
TypeName(const TypeName&) = delete; \
void operator=(const TypeName&) = delete
// See the GCC __attribute__ documentation for what these mean.
// Note: clang does masquerade as GNUC.
#if defined(__GNUC__)
# define NORETURN __attribute__ ((noreturn))
#elif defined(TARGET_COMPILER_VC)
# define NORETURN __declspec(noreturn)
#else
# define NORETURN
#endif
#if defined(__GNUC__)
# define PURE __attribute__ ((pure))
# define IMMUTABLE __attribute__ ((const))
#else
# define PURE
# define IMMUTABLE
#endif
#ifdef __GNUC__
// show warnings about the format string
# ifdef TARGET_COMPILER_MINGW
// Configure mingw32 / mingw-w64 printf format
//
// If __USE_MINGW_ANSI_STDIO is defined, mingw-w64 will try to use a C99 printf
// However, stdio.h must be included to have a C99 printf for use with
// __attribute__((format(...)).
# ifdef __cplusplus
# include <cstdio>
# else
# include <stdio.h>
# endif
// If mingw defined a special format function to use, use this over 'printf'.
# ifdef __MINGW_PRINTF_FORMAT
# define CRAWL_PRINTF_FORMAT __MINGW_PRINTF_FORMAT
# else
# define CRAWL_PRINTF_FORMAT printf
# endif
# else
// standard GNU-compatible compiler (i.e., not mingw32/mingw-w64)
# define CRAWL_PRINTF_FORMAT printf
# endif
# define PRINTF(x, dfmt) const char *format dfmt, ...) \
__attribute__((format (CRAWL_PRINTF_FORMAT, x+1, x+2))
#else
# define PRINTF(x, dfmt) const char *format dfmt, ...
#endif
#ifdef __cplusplus
template < class T >
static inline void UNUSED(const volatile T &)
{
}
template <class... T>
static inline void UNUSED(const volatile T &...)
{
}
#endif // __cplusplus
#ifdef TARGET_COMPILER_VC
/* Tell Windows.h not to define min and max as macros, define them via STL */
#define NOMINMAX
#endif
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