X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/32bb578d12cf89ae05867b09a57c6933127fd513..a794f606622c7904c33cd6c2b1d769c185d1f81b:/include/xbt/base.h diff --git a/include/xbt/base.h b/include/xbt/base.h index 4ecf84e014..8528c62589 100644 --- a/include/xbt/base.h +++ b/include/xbt/base.h @@ -1,6 +1,6 @@ /* xbt.h - Public interface to the xbt (simgrid's toolbox) */ -/* Copyright (c) 2004-2015. The SimGrid Team. All rights reserved. */ +/* Copyright (c) 2004-2017. The SimGrid Team. All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it * under the terms of the license (GNU LGPL) which comes with this package. */ @@ -10,75 +10,101 @@ /* Define _GNU_SOURCE for getline, isfinite, etc. */ #ifndef _GNU_SOURCE - #define _GNU_SOURCE +# define _GNU_SOURCE #endif // Teach the compiler that some code path is unreacheable: #if defined(__has_builtin) - #if __has_builtin(__builtin_unreachable) - #define XBT_UNREACHABLE() __builtin_unreachable() - #else - #include - #define XBT_UNREACHABLE() abort() - #endif +# if __has_builtin(__builtin_unreachable) +# define XBT_UNREACHABLE() __builtin_unreachable() +# else +# include +# define XBT_UNREACHABLE() abort() +# endif #elif (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5) - #define XBT_UNREACHABLE() __builtin_unreachable() +# define XBT_UNREACHABLE() __builtin_unreachable() #else - #include - #define XBT_UNREACHABLE() abort() +# include +# define XBT_UNREACHABLE() abort() #endif /* On MinGW, stdio.h defines __MINGW_PRINTF_FORMAT and __MINGW_SCANF_FORMAT which are the suitable format style (either gnu_printf or ms_printf) depending on which version is available (__USE_MINGW_ANSI_STDIO): */ #ifdef __MINGW32__ - #include +# include - # define XBT_ATTRIB_PRINTF( format_idx, arg_idx ) \ +# define XBT_ATTRIB_PRINTF( format_idx, arg_idx ) \ __attribute__((__format__ (__MINGW_PRINTF_FORMAT, format_idx, arg_idx))) - # define XBT_ATTRIB_SCANF( format_idx, arg_idx ) \ - __attribute__((__MINGW_SCANF_FORMAT (__scanf__, format_idx, arg_idx))) +# define XBT_ATTRIB_SCANF( format_idx, arg_idx ) \ + __attribute__((__MINGW_SCANF_FORMAT (__scanf__, format_idx, arg_idx))) #else - # define XBT_ATTRIB_PRINTF( format_idx, arg_idx ) \ +# define XBT_ATTRIB_PRINTF( format_idx, arg_idx ) \ __attribute__((__format__ (__printf__, format_idx, arg_idx))) - # define XBT_ATTRIB_SCANF( format_idx, arg_idx ) \ - __attribute__((__format__ (__scanf__, format_idx, arg_idx))) +# define XBT_ATTRIB_SCANF( format_idx, arg_idx ) \ + __attribute__((__format__ (__scanf__, format_idx, arg_idx))) #endif -# define XBT_ATTRIB_NORETURN __attribute__((__noreturn__)) -# define XBT_ATTRIB_UNUSED __attribute__((__unused__)) -# define XBT_ATTRIB_DEPRECATED(m) __attribute__((__deprecated__(m))) +#if defined(__cplusplus) +#if __cplusplus >= 201103L +#define XBT_ATTRIB_NORETURN [[noreturn]] +#endif +#if __cplusplus >= 201703L +#define XBT_ATTRIB_UNUSED [[maybe_unused]] +#endif +#if __cplusplus >= 201402L +#define XBT_ATTRIB_DEPRECATED(msg) [[deprecated(msg)]] +#endif +#elif defined(__STDC_VERSION__) +#if __STDC_VERSION__ >= 201112L +#define XBT_ATTRIB_NORETURN _Noreturn +#endif +#endif + +#ifndef XBT_ATTRIB_NORETURN +#define XBT_ATTRIB_NORETURN __attribute__((noreturn)) +#endif +#ifndef XBT_ATTRIB_UNUSED +#define XBT_ATTRIB_UNUSED __attribute__((unused)) +#endif +#ifndef XBT_ATTRIB_DEPRECATED +#define XBT_ATTRIB_DEPRECATED(msg) __attribute__((deprecated(msg))) +#endif + +#define XBT_ATTRIB_DEPRECATED_v319(msg) XBT_ATTRIB_DEPRECATED(msg) /* Will be dropped in v3.19 */ +#define XBT_ATTRIB_DEPRECATED_v320(msg) XBT_ATTRIB_DEPRECATED(msg) /* Will be dropped in v3.20 */ +#define XBT_ATTRIB_DEPRECATED_v321(msg) XBT_ATTRIB_DEPRECATED(msg) /* Will be dropped in v3.21 */ /* Constructor priorities exist since gcc 4.3. Apparently, they are however not * supported on Macs. */ -# if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && !defined(__APPLE__) +#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && !defined(__APPLE__) # define _XBT_GNUC_CONSTRUCTOR(prio) __attribute__((__constructor__ (prio))) # define _XBT_GNUC_DESTRUCTOR(prio) __attribute__((__destructor__ (prio))) -# else +#else # define _XBT_GNUC_CONSTRUCTOR(prio) __attribute__((__constructor__)) # define _XBT_GNUC_DESTRUCTOR(prio) __attribute__((__destructor__)) -# endif +#endif #if defined(__GNUC__) -# define XBT_ALWAYS_INLINE inline __attribute__ ((always_inline)) +# define XBT_ALWAYS_INLINE inline __attribute__ ((always_inline)) #else -# define XBT_ALWAYS_INLINE inline +# define XBT_ALWAYS_INLINE inline #endif #if defined(__GNUC__) -# define XBT_THREAD_LOCAL __thread +# define XBT_THREAD_LOCAL __thread #else -# define XBT_THREAD_LOCAL No thread local on this architecture +# define XBT_THREAD_LOCAL No thread local on this architecture #endif /* improvable on gcc (by evaluating arguments only once), but wouldn't be portable */ #ifdef MIN -# undef MIN +# undef MIN #endif #define MIN(a,b) ((a)<(b)?(a):(b)) #ifdef MAX -# undef MAX +# undef MAX #endif #define MAX(a,b) ((a)>(b)?(a):(b)) @@ -137,6 +163,7 @@ /* Build the DLL */ #if defined(DLL_EXPORT) +# define XBT_ATTRIB_PUBLIC __declspec(dllexport) # define XBT_PUBLIC(type) __declspec(dllexport) type # define XBT_EXPORT_NO_IMPORT(type) __declspec(dllexport) type # define XBT_IMPORT_NO_EXPORT(type) type @@ -146,6 +173,7 @@ /* Link against the DLL */ #elif (defined(_WIN32) && !defined(DLL_EXPORT)) +# define XBT_ATTRIB_PUBLIC __declspec(dllimport) # define XBT_PUBLIC(type) __declspec(dllimport) type # define XBT_EXPORT_NO_IMPORT(type) type # define XBT_IMPORT_NO_EXPORT(type) __declspec(dllimport) type @@ -153,7 +181,8 @@ # define XBT_PUBLIC_CLASS class __declspec(dllimport) # define XBT_PRIVATE -#elif defined(__ELF__) +#elif defined(__ELF__) +# define XBT_ATTRIB_PUBLIC __attribute__((visibility("default"))) # define XBT_PUBLIC(type) __attribute__((visibility("default"))) type # define XBT_EXPORT_NO_IMPORT(type) __attribute__((visibility("default"))) type # define XBT_IMPORT_NO_EXPORT(type) __attribute__((visibility("default"))) type @@ -162,6 +191,7 @@ # define XBT_PRIVATE __attribute__((visibility("hidden"))) #else +# define XBT_ATTRIB_PUBLIC /* public */ # define XBT_PUBLIC(type) type # define XBT_EXPORT_NO_IMPORT(type) type # define XBT_IMPORT_NO_EXPORT(type) type