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ptypes.h
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// © 2016 and later: Unicode, Inc. and others. // License & terms of use: http://www.unicode.org/copyright.html /* ****************************************************************************** * * Copyright (C) 1997-2012, International Business Machines * Corporation and others. All Rights Reserved. * ****************************************************************************** * * FILE NAME : ptypes.h * * Date Name Description * 05/13/98 nos Creation (content moved here from ptypes.h). * 03/02/99 stephen Added AS400 support. * 03/30/99 stephen Added Linux support. * 04/13/99 stephen Reworked for autoconf. * 09/18/08 srl Moved basic types back to ptypes.h from platform.h ****************************************************************************** */ /** * \file * \brief C API: Definitions of integer types of various widths */ #ifndef _PTYPES_H #define _PTYPES_H /** * \def __STDC_LIMIT_MACROS * According to the Linux stdint.h, the ISO C99 standard specifies that in C++ implementations * macros like INT32_MIN and UINTPTR_MAX should only be defined if explicitly requested. * We need to define __STDC_LIMIT_MACROS before including stdint.h in C++ code * that uses such limit macros. * @internal */ #ifndef __STDC_LIMIT_MACROS #define __STDC_LIMIT_MACROS #endif /* NULL, size_t, wchar_t */ #include <stddef.h> /* * If all compilers provided all of the C99 headers and types, * we would just unconditionally #include <stdint.h> here * and not need any of the stuff after including platform.h. */ /* Find out if we have stdint.h etc. */ #include "unicode/platform.h" /*===========================================================================*/ /* Generic data types */ /*===========================================================================*/ /* If your platform does not have the <stdint.h> header, you may need to edit the typedefs in the #else section below. Use #if...#else...#endif with predefined compiler macros if possible. */ #if U_HAVE_STDINT_H /* * We mostly need <stdint.h> (which defines the standard integer types) but not <inttypes.h>. * <inttypes.h> includes <stdint.h> and adds the printf/scanf helpers PRId32, SCNx16 etc. * which we almost never use, plus stuff like imaxabs() which we never use. */ #include <stdint.h> #if U_PLATFORM == U_PF_OS390 /* The features header is needed to get (u)int64_t sometimes. */ #include <features.h> /* z/OS has <stdint.h>, but some versions are missing uint8_t (APAR PK62248). */ #if !defined(__uint8_t) #define __uint8_t 1 typedef unsigned char uint8_t; #endif #endif /* U_PLATFORM == U_PF_OS390 */ #elif U_HAVE_INTTYPES_H # include <inttypes.h> #else /* neither U_HAVE_STDINT_H nor U_HAVE_INTTYPES_H */ /// \cond #if ! U_HAVE_INT8_T typedef signed char int8_t; #endif #if ! U_HAVE_UINT8_T typedef unsigned char uint8_t; #endif #if ! U_HAVE_INT16_T typedef signed short int16_t; #endif #if ! U_HAVE_UINT16_T typedef unsigned short uint16_t; #endif #if ! U_HAVE_INT32_T typedef signed int int32_t; #endif #if ! U_HAVE_UINT32_T typedef unsigned int uint32_t; #endif #if ! U_HAVE_INT64_T #ifdef _MSC_VER typedef signed __int64 int64_t; #else typedef signed long long int64_t; #endif #endif #if ! U_HAVE_UINT64_T #ifdef _MSC_VER typedef unsigned __int64 uint64_t; #else typedef unsigned long long uint64_t; #endif #endif /// \endcond #endif /* U_HAVE_STDINT_H / U_HAVE_INTTYPES_H */ #endif /* _PTYPES_H */