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/*
* calculator.h
* Wcalc
*
* Created by Kyle Wheeler on Thu Feb 07 2002.
* Copyright (c) 2001 Kyle Wheeler. All rights reserved.
*
*/
#ifndef WCALC_CALCULATOR_H
#define WCALC_CALCULATOR_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "definitions.h"
#include "number.h"
#ifdef EBUG
#include <stdio.h>
#define Dprintf(fmt, ...) \
fprintf(stderr, "[%s:%d] " fmt, __FILE__, __LINE__, ##__VA_ARGS__); \
fflush(stderr);
#else
#define Dprintf(...) ;
#endif
enum functions
{ wnot,
wbnot,
wsin,
wcos,
wtan,
wcot,
wsec,
wcsc,
wasin,
wacos,
watan,
wacot,
wasec,
wacsc,
wsinh,
wcosh,
wtanh,
wcoth,
wsech,
wcsch,
wasinh,
wacosh,
watanh,
wacoth,
wasech,
wacsch,
wlog,
wlogtwo,
wln,
wround,
wneg,
wabs,
wsqrt,
wfloor,
wceil,
wrand,
wirand,
wexp,
wfact,
wcomp,
weint,
wgamma,
wlngamma,
wzeta,
wsinc,
wcbrt
};
enum operations
{ wplus,
wminus,
wmult,
wdiv,
wmod,
wpow,
wor,
wbor,
wbxor,
wand,
wband,
wequal,
wnequal,
wgt,
wlt,
wrshft,
wlshft,
wgeq,
wleq,
wnone
};
enum commands
{ redisplay, nothing };
enum engineering_modes
{ always, never, automatic };
void parseme(const char *);
void report_error(const char * fmt, ...);
void display_and_clear_errstring(void);
void set_prettyanswer(const Number num);
char *print_this_result(const Number result);
void uber_function(Number output, const enum functions func, Number input);
void simple_exp(Number output, const Number first, const enum operations op,
const Number second);
int seed_random(void);
char *output_string(const unsigned int);
struct _conf
{
int precision;
enum engineering_modes engineering:2;
unsigned int picky_variables:1;
unsigned int use_radians:1;
unsigned int output_format:4;
unsigned int print_prefixes:1;
unsigned int rounding_indication:4;
unsigned int remember_errors:1;
char thou_delimiter;
char dec_delimiter;
unsigned int precision_guard:1;
unsigned int history_limit:1;
unsigned long history_limit_len;
unsigned int print_equal:1;
unsigned int print_ints:1;
unsigned int simple_calc:1;
unsigned int verbose:1;
unsigned int print_commas:1;
unsigned int live_precision:1;
unsigned int c_style_mod:1;
};
/* configuration */
extern struct _conf conf;
/* results */
extern Number last_answer;
extern char *pretty_answer;
/* communication with parser */
extern char compute;
extern unsigned int sig_figs;
/* communication with the frontend */
extern char standard_output;
extern char not_all_displayed;
#define DECIMAL_FORMAT 0
#define OCTAL_FORMAT 1
#define HEXADECIMAL_FORMAT 2
#define BINARY_FORMAT 3
#define NO_ROUNDING_INDICATION 0
#define SIMPLE_ROUNDING_INDICATION 1
#define SIG_FIG_ROUNDING_INDICATION 2
#endif
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