X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=internals%2F_PDCLIB_int.h;h=b32b14ac4a880220dbd1d9e22117e29ce26b6745;hb=014988e9a303f1617be511468d70a235a2826362;hp=ba5ab61bb6ea21d75e30cc66b194589dd66cbb13;hpb=702a39f38d4ac7feefbdc753d629b69d050bc671;p=pdclib diff --git a/internals/_PDCLIB_int.h b/internals/_PDCLIB_int.h index ba5ab61..b32b14a 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). @@ -198,73 +196,81 @@ typedef unsigned long long _PDCLIB_uint64_t; typedef _PDCLIB_fast8 _PDCLIB_int_fast8_t; typedef unsigned _PDCLIB_fast8 _PDCLIB_uint_fast8_t; -#define _PDCLIB_INT_FAST8_MIN concat( concat( _PDCLIB_, _PDCLIB_FAST8 ), _MIN ) -#define _PDCLIB_INT_FAST8_MAX concat( concat( _PDCLIB_, _PDCLIB_FAST8 ), _MAX ) -#define _PDCLIB_UINT_FAST8_MAX concat( concat( _PDCLIB_U, _PDCLIB_FAST8 ), _MAX ) +#define _PDCLIB_INT_FAST8_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST8 ), _MIN ) +#define _PDCLIB_INT_FAST8_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST8 ), _MAX ) +#define _PDCLIB_UINT_FAST8_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_U, _PDCLIB_FAST8 ), _MAX ) typedef _PDCLIB_fast16 _PDCLIB_int_fast16_t; typedef unsigned _PDCLIB_fast16 _PDCLIB_uint_fast16_t; -#define _PDCLIB_INT_FAST16_MIN concat( concat( _PDCLIB_, _PDCLIB_FAST16 ), _MIN ) -#define _PDCLIB_INT_FAST16_MAX concat( concat( _PDCLIB_, _PDCLIB_FAST16 ), _MAX ) -#define _PDCLIB_UINT_FAST16_MAX concat( concat( _PDCLIB_U, _PDCLIB_FAST16 ), _MAX ) +#define _PDCLIB_INT_FAST16_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST16 ), _MIN ) +#define _PDCLIB_INT_FAST16_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST16 ), _MAX ) +#define _PDCLIB_UINT_FAST16_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_U, _PDCLIB_FAST16 ), _MAX ) typedef _PDCLIB_fast32 _PDCLIB_int_fast32_t; typedef unsigned _PDCLIB_fast32 _PDCLIB_uint_fast32_t; -#define _PDCLIB_INT_FAST32_MIN concat( concat( _PDCLIB_, _PDCLIB_FAST32 ), _MIN ) -#define _PDCLIB_INT_FAST32_MAX concat( concat( _PDCLIB_, _PDCLIB_FAST32 ), _MAX ) -#define _PDCLIB_UINT_FAST32_MAX concat( concat( _PDCLIB_U, _PDCLIB_FAST32 ), _MAX ) +#define _PDCLIB_INT_FAST32_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST32 ), _MIN ) +#define _PDCLIB_INT_FAST32_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST32 ), _MAX ) +#define _PDCLIB_UINT_FAST32_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_U, _PDCLIB_FAST32 ), _MAX ) typedef _PDCLIB_fast64 _PDCLIB_int_fast64_t; typedef unsigned _PDCLIB_fast64 _PDCLIB_uint_fast64_t; -#define _PDCLIB_INT_FAST64_MIN concat( concat( _PDCLIB_, _PDCLIB_FAST64 ), _MIN ) -#define _PDCLIB_INT_FAST64_MAX concat( concat( _PDCLIB_, _PDCLIB_FAST64 ), _MAX ) -#define _PDCLIB_UINT_FAST64_MAX concat( concat( _PDCLIB_U, _PDCLIB_FAST64 ), _MAX ) +#define _PDCLIB_INT_FAST64_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST64 ), _MIN ) +#define _PDCLIB_INT_FAST64_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_FAST64 ), _MAX ) +#define _PDCLIB_UINT_FAST64_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_U, _PDCLIB_FAST64 ), _MAX ) /* -------------------------------------------------------------------------- */ /* Various 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_PTRDIFF_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_PTRDIFF ), _MIN ) +#define _PDCLIB_PTRDIFF_MAX _PDCLIB_concat( _PDCLIB_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 ) +#define _PDCLIB_SIG_ATOMIC_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_SIG_ATOMIC ), _MIN ) +#define _PDCLIB_SIG_ATOMIC_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_SIG_ATOMIC ), _MAX ) typedef _PDCLIB_size _PDCLIB_size_t; -#define _PDCLIB_SIZE_MAX concat( concat( _PDCLIB_, _PDCLIB_SIZE ), _MAX ) +#define _PDCLIB_SIZE_MAX _PDCLIB_concat( _PDCLIB_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 ) +#define _PDCLIB_WCHAR_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_WCHAR ), _MIN ) +#define _PDCLIB_WCHAR_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_WCHAR ), _MAX ) 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 ) +#define _PDCLIB_INTPTR_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_INTPTR ), _MIN ) +#define _PDCLIB_INTPTR_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_INTPTR ), _MAX ) +#define _PDCLIB_UINTPTR_MAX _PDCLIB_concat( _PDCLIB_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 ) ) +#define _PDCLIB_INTMAX_MIN _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_INTMAX ), _MIN ) +#define _PDCLIB_INTMAX_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_, _PDCLIB_INTMAX ), _MAX ) +#define _PDCLIB_UINTMAX_MAX _PDCLIB_concat( _PDCLIB_concat( _PDCLIB_U, _PDCLIB_INTMAX ), _MAX ) +#define _PDCLIB_INTMAX_C( value ) _PDCLIB_concat( value, _PDCLIB_INTMAX_LITERAL ) +#define _PDCLIB_UINTMAX_C( value ) _PDCLIB_concat( value, _PDCLIB_concat( u, _PDCLIB_INTMAX_LITERAL ) ) /* -------------------------------------------------------------------------- */ -/* Declaration of helper functions (implemented in functions/_PDCLIB). */ +/* Various 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, 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 */ -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 */ + unsigned 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 */ @@ -286,6 +292,45 @@ struct _PDCLIB_headnode_t struct _PDCLIB_memnode_t { - struct _PDCLIB_memnode_t * next; _PDCLIB_size_t size; + 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 */ }; + +/* -------------------------------------------------------------------------- */ +/* 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 arrays used by various integer conversion functions */ +extern char _PDCLIB_digits[]; +extern char _PDCLIB_Xdigits[]; + +/* The worker for all printf() type of functions. The pointer spec should point + to the introducing '%' of a conversion specifier. The status structure is to + be that of the current printf() function, of which the members n, s, stream + and arg will be preserved, i will be updated, and all others will be trashed + by the function. + Returns a pointer to the first character not parsed as conversion specifier. +*/ +const char * _PDCLIB_print( const char * spec, struct _PDCLIB_status_t * status );