extern char _PDCLIB_digits[];
extern char _PDCLIB_Xdigits[];
-/* -------------------------------------------------------------------------- */
-/* errno */
-/* -------------------------------------------------------------------------- */
-
-/* If PDCLib would call its error number "errno" directly, there would be no way
- to catch its value from underlying system calls that also use it (i.e., POSIX
- operating systems). That is why we use an internal name, providing a means to
- access it through <errno.h>.
-*/
-extern int _PDCLIB_errno;
-
-/* A mechanism for delayed evaluation. (Not sure if this is really necessary, so
- no detailed documentation on the "why".)
-*/
-int * _PDCLIB_errno_func( void ) _PDCLIB_nothrow;
-
-/* -------------------------------------------------------------------------- */
-/* <ctype.h> lookup tables */
-/* -------------------------------------------------------------------------- */
-
-#define _PDCLIB_CTYPE_ALPHA 1
-#define _PDCLIB_CTYPE_BLANK 2
-#define _PDCLIB_CTYPE_CNTRL 4
-#define _PDCLIB_CTYPE_GRAPH 8
-#define _PDCLIB_CTYPE_PUNCT 16
-#define _PDCLIB_CTYPE_SPACE 32
-#define _PDCLIB_CTYPE_LOWER 64
-#define _PDCLIB_CTYPE_UPPER 128
-#define _PDCLIB_CTYPE_DIGIT 256
-#define _PDCLIB_CTYPE_XDIGT 512
-
-struct _PDCLIB_ctype_t
-{
- _PDCLIB_uint16_t flags;
- unsigned char upper;
- unsigned char lower;
- unsigned char collation;
-};
-
/* -------------------------------------------------------------------------- */
/* locale / wchar / uchar */
/* -------------------------------------------------------------------------- */
#ifndef __cplusplus
-typedef _PDCLIB_int16_t _PDCLIB_char16_t;
-typedef _PDCLIB_int32_t _PDCLIB_char32_t;
+typedef _PDCLIB_uint16_t _PDCLIB_char16_t;
+typedef _PDCLIB_uint32_t _PDCLIB_char32_t;
#else
typedef char16_t _PDCLIB_char16_t;
typedef char32_t _PDCLIB_char32_t;
char _StC [124];
};
- union {
- /* c16/related functions: Surrogate storage
- *
- * If zero, no surrogate pending. If nonzero, surrogate.
- */
- _PDCLIB_uint16_t _Surrogate;
-
- /* Reserved for potential mbtoutf8/etc functions */
- unsigned char _U8[4];
- };
+ /* c16/related functions: Surrogate storage
+ *
+ * If zero, no surrogate pending. If nonzero, surrogate.
+ */
+ _PDCLIB_uint16_t _Surrogate;
+
+ /* In cases where the underlying codec is capable of regurgitating a
+ * character without consuming any extra input (e.g. a surrogate pair in a
+ * UCS-4 to UTF-16 conversion) then these fields are used to track that
+ * state. In particular, they are used to buffer/fake the input for mbrtowc
+ * and similar functions.
+ *
+ * See _PDCLIB_encoding.h for values of _PendState and the resultant value
+ * in _PendChar.
+ */
+ unsigned char _PendState;
+ char _PendChar;
} _PDCLIB_mbstate_t;
-typedef struct _PDCLIB_charcodec _PDCLIB_charcodec_t;
-typedef struct _PDCLIB_locale _PDCLIB_locale_t;
+typedef struct _PDCLIB_charcodec *_PDCLIB_charcodec_t;
+typedef struct _PDCLIB_locale *_PDCLIB_locale_t;
typedef struct lconv _PDCLIB_lconv_t;
+_PDCLIB_size_t _PDCLIB_mb_cur_max( void );
+
/* -------------------------------------------------------------------------- */
/* stdio */
/* -------------------------------------------------------------------------- */