/* $Id$ */
-/* Internal PDCLib logic <_PDCLIB_internal.h>
+/* Release $Name$ */
+
+/* PDCLib internal integer logic <_PDCLIB_int.h>
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
/* -------------------------------------------------------------------------- */
/* You should not have to edit anything in this file; if you DO have to, it */
-/* would be considered a bug / missing feature: notify the author. */
+/* would be considered a bug / missing feature: notify the author(s). */
/* -------------------------------------------------------------------------- */
+#ifndef _PDCLIB_CONFIG_H
+#define _PDCLIB_CONFIG_H _PDCLIB_CONFIG_H
#include <_PDCLIB_config.h>
+#endif
+
+#ifndef _PDCLIB_AUX_H
+#define _PDCLIB_AUX_H _PDCLIB_AUX_H
+#include <_PDCLIB_aux.h>
+#endif
/* null pointer constant */
#define _PDCLIB_NULL 0
-/* -------------------------------------------------------------------------- */
-/* Helper macros: */
-/* _PDCLIB_cc( x, y ) concatenates two preprocessor tokens without extending */
-/* _PDCLIB_concat( x, y ) concatenates two preprocessor tokens with extending */
-/* -------------------------------------------------------------------------- */
-
-#define _PDCLIB_cc( x, y ) x ## y
-#define _PDCLIB_concat( x, y ) _PDCLIB_cc( x, y )
-
/* -------------------------------------------------------------------------- */
/* Limits of native datatypes */
/* -------------------------------------------------------------------------- */
#endif
/* Setting 'short' limits */
-#if _PDCLIB_SHRT_BYTES == 1
-#define _PDCLIB_SHRT_MAX 0x7f
-#define _PDCLIB_SHRT_MIN (-0x7f - 1)
-#define _PDCLIB_USHRT_MAX 0xff
-#elif _PDCLIB_SHRT_BYTES == 2
-#define _PDCLIB_SHRT_MAX 0x7fff
-#define _PDCLIB_SHRT_MIN (-0x7fff - 1)
-#define _PDCLIB_USHRT_MAX 0xffff
+#if _PDCLIB_SHRT_BYTES == 2
+#define _PDCLIB_SHRT_MAX 0x7fff
+#define _PDCLIB_SHRT_MIN (-0x7fff - 1)
+#define _PDCLIB_USHRT_MAX 0xffff
#else
-#error Unsupported width of 'short' (neither 8 nor 16 bit).
+#error Unsupported width of 'short' (not 16 bit).
#endif
#define _PDCLIB_USHRT_MIN 0
+#if _PDCLIB_INT_BYTES < _PDCLIB_SHRT_BYTES
+#error Bogus setting: short > int? Check _PDCLIB_config.h.
+#endif
+
/* Setting 'int' limits */
#if _PDCLIB_INT_BYTES == 2
#define _PDCLIB_INT_MAX 0x7fff
#if _PDCLIB_LONG_BYTES == 4
#define _PDCLIB_LONG_MAX 0x7fffffffL
#define _PDCLIB_LONG_MIN (-0x7fffffffL - 1L)
-#define _PDCLIB_LONG_MAX 0xffffffffUL
+#define _PDCLIB_ULONG_MAX 0xffffffffUL
#elif _PDCLIB_LONG_BYTES == 8
#define _PDCLIB_LONG_MAX 0x7fffffffffffffffL
#define _PDCLIB_LONG_MIN (-0x7fffffffffffffffL - 1L)
#define _PDCLIB_ULLONG_MIN 0
/* -------------------------------------------------------------------------- */
-/* <stdint.h> exact-width types, their limits and literals */
+/* <stdint.h> exact-width types and their limits */
/* -------------------------------------------------------------------------- */
/* Setting 'int8_t', its limits, and its literal. */
-#if _PDCLIB_SHRT_BYTES == 1
-typedef signed short _PDCLIB_int8_t;
-typedef unsigned short _PDCLIB_int8_t;
-#define _PDCLIB_INT8_MAX _PDCLIB_SHRT_MAX
-#define _PDCLIB_INT8_MIN _PDCLIB_SHRT_MIN
-#define _PDCLIB_UINT8_MAX _PDCLIB_USHRT_MAX
-#else
+#if _PDCLIB_CHAR_BIT == 8
typedef signed char _PDCLIB_int8_t;
typedef unsigned char _PDCLIB_uint8_t;
#define _PDCLIB_INT8_MAX _PDCLIB_CHAR_MAX
#define _PDCLIB_INT8_MIN _PDCLIB_CHAR_MIN
#define _PDCLIB_UINT8_MAX _PDCLIB_UCHAR_MAX
+#define _PDCLIB_INT8_LITERAL
+#define _PDCLIB_UINT8_LITERAL
+#else
+#error Unsupported width of char (not 8 bits).
#endif
/* Setting 'int16_t', its limits, and its literal */
#define _PDCLIB_INT16_MAX _PDCLIB_INT_MAX
#define _PDCLIB_INT16_MIN _PDCLIB_INT_MIN
#define _PDCLIB_UINT16_MAX _PDCLIB_UINT_MAX
+#define _PDCLIB_INT16_LITERAL
+#define _PDCLIB_UINT16_LITERAL
#elif _PDCLIB_SHRT_BYTES == 2
typedef signed short _PDCLIB_int16_t;
-typedef unsigned short _PDCLIB_int16_t;
+typedef unsigned short _PDCLIB_uint16_t;
#define _PDCLIB_INT16_MAX _PDCLIB_SHRT_MAX
#define _PDCLIB_INT16_MIN _PDCLIB_SHRT_MIN
#define _PDCLIB_UINT16_MAX _PDCLIB_USHRT_MAX
+#define _PDCLIB_INT16_LITERAL s
+#define _PDCLIB_UINT16_LITERAL us
#else
#error Neither 'short' nor 'int' are 16-bit.
#endif
/* Setting 'int32_t', its limits, and its literal */
#if _PDCLIB_INT_BYTES == 4
typedef signed int _PDCLIB_int32_t;
-typedef unsigned int _PDCLIB_int32_t;
+typedef unsigned int _PDCLIB_uint32_t;
#define _PDCLIB_INT32_MAX _PDCLIB_INT_MAX
#define _PDCLIB_INT32_MIN _PDCLIB_INT_MIN
#define _PDCLIB_UINT32_MAX _PDCLIB_UINT_MAX
+#define _PDCLIB_INT32_LITERAL
+#define _PDCLIB_UINT32_LITERAL
#elif _PDCLIB_LONG_BYTES == 4
typedef signed long _PDCLIB_int32_t;
-typedef unsigned long _PDCLIB_int32_t;
+typedef unsigned long _PDCLIB_uint32_t;
#define _PDCLIB_INT32_MAX _PDCLIB_LONG_MAX
#define _PDCLIB_INT32_MIN _PDCLIB_LONG_MIN
#define _PDCLIB_UINT32_MAX _PDCLIB_LONG_MAX
+#define _PDCLIB_INT32_LITERAL l
+#define _PDCLIB_UINT32_LITERAL ul
#else
#error Neither 'int' nor 'long' are 32-bit.
#endif
#if _PDCLIB_LONG_BYTES == 8
typedef signed long _PDCLIB_int64_t;
-typedef unsigned long _PDCLIB_int64_t;
+typedef unsigned long _PDCLIB_uint64_t;
#define _PDCLIB_INT64_MAX _PDCLIB_LONG_MAX
#define _PDCLIB_INT64_MIN _PDCLIB_LONG_MIN
-#define _PDCLIB_INT64_MAX _PDCLIB_ULONG_MAX
+#define _PDCLIB_UINT64_MAX _PDCLIB_ULONG_MAX
+#define _PDCLIB_INT64_LITERAL l
+#define _PDCLIB_UINT64_LITERAL ul
#elif _PDCLIB_LLONG_BYTES == 8
typedef signed long long _PDCLIB_int64_t;
-typedef unsigned long long _PDCLIB_int64_t;
+typedef unsigned long long _PDCLIB_uint64_t;
#define _PDCLIB_INT64_MAX _PDCLIB_LLONG_MAX
#define _PDCLIB_INT64_MIN _PDCLIB_LLONG_MIN
-#define _PDCLIB_INT64_MAX _PDCLIB_ULLONG_MAX
+#define _PDCLIB_UINT64_MAX _PDCLIB_ULLONG_MAX
+#define _PDCLIB_INT64_LITERAL ll
+#define _PDCLIB_UINT64_LITERAL ull
#else
#error Neither 'long' nor 'long long' are 64-bit.
#endif
#define _PDCLIB_UINT_FAST64_MAX concat( concat( _PDCLIB_U, _PDCLIB_FAST64 ), _MAX )
/* -------------------------------------------------------------------------- */
-/* Various <stddef.h> limits */
+/* Various <stddef.h> typedefs and limits */
/* -------------------------------------------------------------------------- */
+typedef _PDCLIB_ptrdiff _PDCLIB_ptrdiff_t;
#define _PDCLIB_PTRDIFF_MIN concat( concat( _PDCLIB_, _PDCLIB_PTRDIFF ), _MIN )
#define _PDCLIB_PTRDIFF_MAX concat( concat( _PDCLIB_, _PDCLIB_PTRDIFF ), _MAX )
#define _PDCLIB_SIG_ATOMIC_MIN concat( concat( _PDCLIB_, _PDCLIB_SIG_ATOMIC ), _MIN )
#define _PDCLIB_SIG_ATOMIC_MAX concat( concat( _PDCLIB_, _PDCLIB_SIG_ATOMIC ), _MAX )
+typedef _PDCLIB_size _PDCLIB_size_t;
#define _PDCLIB_SIZE_MAX concat( concat( _PDCLIB_, _PDCLIB_SIZE ), _MAX )
+typedef _PDCLIB_wchar _PDCLIB_wchar_t;
#define _PDCLIB_WCHAR_MIN concat( concat( _PDCLIB_, _PDCLIB_WCHAR ), _MIN )
#define _PDCLIB_WCHAR_MAX concat( concat( _PDCLIB_, _PDCLIB_WCHAR ), _MAX )
-/* -------------------------------------------------------------------------- */
-/* <stdint.h> "exact width" literal suffixes */
-/* -------------------------------------------------------------------------- */
-
-#define _PDCLIB_INT8_LITERAL c
-#define _PDCLIB_INT16_LITERAL s
-#define _PDCLIB_INT32_LITERAL l
-#define _PDCLIB_INT64_LITERAL ll
-#define _PDCLIB_UINT8_LITERAL uc
-#define _PDCLIB_UINT16_LITERAL us
-#define _PDCLIB_UINT32_LITERAL ul
-#define _PDCLIB_UINT64_LITERAL ull
-
-/* -------------------------------------------------------------------------- */
-/* <stdint.h> "fast" typedefs */
-/* -------------------------------------------------------------------------- */
-
-typedef int _PDCLIB_intptr_t;
-#define _PDCLIB_INTPTR_MIN (-0x7fffff - 1)
-#define _PDCLIB_INTPTR_MAX 0x7fffff
-typedef unsigned int _PDCLIB_uintptr_t;
-#define _PDCLIB_UINTPTR_MAX 0xffffff
-
-typedef signed long long int _PDCLIB_intmax_t;
-#define _PDCLIB_INTMAX_MIN (-0x7fffffffffffffff - 1)
-#define _PDCLIB_INTMAX_MAX 0x7fffffffffffffff
-typedef unsigned long long int _PDCLIB_uintmax_t;
-#define _PDCLIB_UINTMAX_MAX 0xffffffffffffffff
+typedef _PDCLIB_intptr _PDCLIB_intptr_t;
+typedef unsigned _PDCLIB_intptr _PDCLIB_uintptr_t;
+#define _PDCLIB_INTPTR_MIN concat( concat( _PDCLIB_, _PDCLIB_INTPTR ), _MIN )
+#define _PDCLIB_INTPTR_MAX concat( concat( _PDCLIB_, _PDCLIB_INTPTR ), _MAX )
+#define _PDCLIB_UINTPTR_MAX concat( concat( _PDCLIB_U, _PDCLIB_INTPTR ), _MAX )
+
+typedef _PDCLIB_intmax _PDCLIB_intmax_t;
+typedef unsigned _PDCLIB_intmax _PDCLIB_uintmax_t;
+#define _PDCLIB_INTMAX_MIN concat( concat( _PDCLIB_, _PDCLIB_INTMAX ), _MIN )
+#define _PDCLIB_INTMAX_MAX concat( concat( _PDCLIB_, _PDCLIB_INTMAX ), _MAX )
+#define _PDCLIB_UINTMAX_MAX concat( concat( _PDCLIB_U, _PDCLIB_INTMAX ), _MAX )
+#define _PDCLIB_INTMAX_C( value ) concat( value, _PDCLIB_INTMAX_LITERAL )
+#define _PDCLIB_UINTMAX_C( value ) concat( value, concat( u, _PDCLIB_INTMAX_LITERAL ) )
projects / pdclib / blobdiff