X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=internals%2F_PDCLIB_int.h;h=f3252e1e8b80c1d91c154caea270773a1488e6f1;hb=46983693f019c28a1c2420e9e7dfc204916af411;hp=42f5e8f2dbf82967f3d8515655cf17dd971205eb;hpb=d02f38605b53cdff5460cc6b9e1b2a80c3a2ba4c;p=pdclib

diff --git a/internals/_PDCLIB_int.h b/internals/_PDCLIB_int.h
index 42f5e8f..f3252e1 100644
--- a/internals/_PDCLIB_int.h
+++ b/internals/_PDCLIB_int.h
@@ -1,7 +1,5 @@
 /* $Id$ */
 
-/* Release $Name$ */
-
 /* PDCLib internal integer logic <_PDCLIB_int.h>
 
    This file is part of the Public Domain C Library (PDCLib).
@@ -253,18 +251,26 @@ typedef unsigned _PDCLIB_intmax _PDCLIB_uintmax_t;
 #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                                                        */
@@ -290,6 +296,21 @@ struct _PDCLIB_memnode_t
     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
@@ -301,3 +322,20 @@ typedef unsigned long long int  _PDCLIB_fpos_t;
 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 );