/* compiler manuals. */
#define _PDCLIB_SHRT_BYTES 2
#define _PDCLIB_INT_BYTES 4
-#define _PDCLIB_LONG_BYTES 4
+#if defined(__LP64__) || defined(_LP64)
+# define _PDCLIB_LONG_BYTES 8
+#else
+# define _PDCLIB_LONG_BYTES 4
+#endif
#define _PDCLIB_LLONG_BYTES 8
/* <stdlib.h> defines the div() function family that allows taking quotient */
/* -------------------------------------------------------------------------- */
/* The result type of substracting two pointers */
-#define _PDCLIB_ptrdiff int
-#define _PDCLIB_PTRDIFF INT
+#define _PDCLIB_ptrdiff long
+#define _PDCLIB_PTRDIFF LONG
#define _PDCLIB_PTR_CONV
/* An integer type that can be accessed as atomic entity (think asynchronous
#define _PDCLIB_SIG_ATOMIC INT
/* Result type of the 'sizeof' operator (must be unsigned) */
-#define _PDCLIB_size unsigned int
-#define _PDCLIB_SIZE UINT
+#define _PDCLIB_size unsigned long
+#define _PDCLIB_SIZE ULONG
/* Large enough an integer to hold all character codes of the largest supported
locale.
*/
-#define _PDCLIB_wchar unsigned short
-#define _PDCLIB_WCHAR USHRT
+#define _PDCLIB_wint signed int
+#define _PDCLIB_wchar unsigned int
+#define _PDCLIB_WCHAR UINT
-#define _PDCLIB_intptr int
-#define _PDCLIB_INTPTR INT
+#define _PDCLIB_intptr long
+#define _PDCLIB_INTPTR LONG
/* Largest supported integer type. Implementation note: see _PDCLIB_atomax(). */
#define _PDCLIB_intmax long long int
#define _PDCLIB_clock double
#define _PDCLIB_CLOCKS_PER_SEC 1000000
+/* <time.h>: TIME_UTC
+ *
+ * The TIME_UTC parameter is passed to the timespec_get function in order to get
+ * the system time in UTC since an implementation defined epoch (not necessarily
+ * the same as that used for time_t). That said, on POSIX the obvious
+ * implementation of timespec_get for TIME_UTC is to wrap
+ * clock_gettime(CLOCK_REALTIME, ...), which is defined as time in UTC since the
+ * same epoch.
+ *
+ * This may be any non-zero integer value.
+ */
+#define _PDCLIB_TIME_UTC 1
+
/* -------------------------------------------------------------------------- */
/* Floating Point */
/* -------------------------------------------------------------------------- */
*/
#define _PDCLIB_DECIMAL_DIG 17
+/* Floating point types
+ *
+ * PDCLib (at present) assumes IEEE 754 floating point formats
+ * The following names are used:
+ * SINGLE: IEEE 754 single precision (32-bit)
+ * DOUBLE: IEEE 754 double precision (64-bit)
+ * EXTENDED: IEEE 754 extended precision (80-bit, as x87)
+ */
+#define _PDCLIB_FLOAT_TYPE SINGLE
+#define _PDCLIB_DOUBLE_TYPE DOUBLE
+#if defined(__i386__) || defined(__amd64__)
+ #define _PDCLIB_LDOUBLE_TYPE EXTENDED
+#else
+ #define _PDCLIB_LDOUBLE_TYPE DOUBLE
+#endif
+
/* -------------------------------------------------------------------------- */
/* Platform-dependent macros defined by the standard headers. */
/* -------------------------------------------------------------------------- */
/* TODO: Better document these */
-/* I/O ---------------------------------------------------------------------- */
+/* Locale --------------------------------------------------------------------*/
-/* The type of the file descriptor returned by _PDCLIB_open(). */
-typedef int _PDCLIB_fd_t;
+/* Locale method. See _PDCLIB_locale.h */
+/* #define _PDCLIB_LOCALE_METHOD _PDCLIB_LOCALE_METHOD_TSS */
-/* The value (of type _PDCLIB_fd_t) returned by _PDCLIB_open() if the operation
- failed.
-*/
-#define _PDCLIB_NOHANDLE ( (_PDCLIB_fd_t) -1 )
+/* wchar_t encoding */
+#define _PDCLIB_WCHAR_ENCODING _PDCLIB_WCHAR_ENCODING_UCS4
+
+/* I/O ---------------------------------------------------------------------- */
/* The default size for file buffers. Must be at least 256. */
#define _PDCLIB_BUFSIZ 1024