/* $Id$ */
-/* Release $Name$ */
-
/* PDCLib internal integer logic <_PDCLIB_int.h>
This file is part of the Public Domain C Library (PDCLib).
#define _PDCLIB_UINTMAX_C( value ) concat( value, concat( u, _PDCLIB_INTMAX_LITERAL ) )
/* -------------------------------------------------------------------------- */
-/* Declaration of helper functions (implemented in functions/_PDCLIB). */
+/* Various <stdio.h> internals */
/* -------------------------------------------------------------------------- */
-/* This is the main function called by atoi(), atol() and atoll(). */
-_PDCLIB_intmax_t _PDCLIB_atomax( const char * s );
-
-/* Two helper functions used by strtol(), strtoul() and long long variants. */
-const char * _PDCLIB_strtox_prelim( const char * p, char * sign, int * base );
-_PDCLIB_uintmax_t _PDCLIB_strtox_main( const char ** p, unsigned int base, _PDCLIB_uintmax_t error, _PDCLIB_uintmax_t limval, _PDCLIB_uintmax_t limdigit, char * sign );
+/* Flags for representing mode (see fopen()). */
+#define _PDCLIB_FREAD 1
+#define _PDCLIB_FWRITE 2
+#define _PDCLIB_FAPPEND 4
+#define _PDCLIB_FRW 8
+#define _PDCLIB_FBIN 16
-/* Digits array used by various integer conversion functions in <stdlib.h> */
-extern char _PDCLIB_digits[];
+struct _PDCLIB_file_t
+{
+ _PDCLIB_fd_t handle; /* OS-specific file descriptor */
+ _PDCLIB_fpos_t position; /* file position indicator */
+ void * buffer; /* file buffer */
+ _PDCLIB_size_t bufsize; /* size of buffer */
+ int status; /* misc. status bits */
+ /*mbstate_t mbstate; multibyte parse state - TODO: Unmask. */
+ struct _PDCLIB_file_t * next; /* provisions for linked list handling */
+};
/* -------------------------------------------------------------------------- */
/* Internal data types */
struct _PDCLIB_memnode_t * next;
};
+/* Status structure required by _PDCLIB_print(). */
+struct _PDCLIB_status_t
+{
+ int base; /* base to which the value shall be converted */
+ _PDCLIB_int_fast32_t flags; /* flags and length modifiers */
+ _PDCLIB_size_t n; /* maximum number of characters to be written */
+ _PDCLIB_size_t i; /* number of characters already written */
+ _PDCLIB_size_t this; /* output chars in the current conversion */
+ char * s; /* target buffer */
+ _PDCLIB_size_t width; /* width of current field */
+ _PDCLIB_size_t prec; /* precision of current field */
+ struct _PDCLIB_file_t * stream;/* for to-stream output */
+ _PDCLIB_va_list arg; /* argument stack passed to the printf function */
+};
+
#if 0
/* fpos_t, an object type (not an array!) capable of storing any position
typedef int _PDCLIB_fd_t;
#endif
+
+/* -------------------------------------------------------------------------- */
+/* Declaration of helper functions (implemented in functions/_PDCLIB). */
+/* -------------------------------------------------------------------------- */
+
+/* This is the main function called by atoi(), atol() and atoll(). */
+_PDCLIB_intmax_t _PDCLIB_atomax( const char * s );
+
+/* Two helper functions used by strtol(), strtoul() and long long variants. */
+const char * _PDCLIB_strtox_prelim( const char * p, char * sign, int * base );
+_PDCLIB_uintmax_t _PDCLIB_strtox_main( const char ** p, unsigned int base, _PDCLIB_uintmax_t error, _PDCLIB_uintmax_t limval, _PDCLIB_uintmax_t limdigit, char * sign );
+
+/* Digits array used by various integer conversion functions in <stdlib.h> */
+extern char _PDCLIB_digits[];
+
+/* The worker for all printf() type of functions. */
+const char * _PDCLIB_print( const char * spec, struct _PDCLIB_status_t * status );