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Diffstat (limited to 'contrib/bc/h/number.h')
| -rw-r--r-- | contrib/bc/h/number.h | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/contrib/bc/h/number.h b/contrib/bc/h/number.h deleted file mode 100644 index 8d78120..0000000 --- a/contrib/bc/h/number.h +++ /dev/null @@ -1,153 +0,0 @@ -/* number.h: Arbitrary precision numbers header file. */ -/* - Copyright (C) 1991, 1992, 1993, 1994, 1997, 2000 Free Software Foundation, Inc. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License , or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. If not, write to: - - The Free Software Foundation, Inc. - 59 Temple Place, Suite 330 - Boston, MA 02111-1307 USA. - - - You may contact the author by: - e-mail: philnelson@acm.org - us-mail: Philip A. Nelson - Computer Science Department, 9062 - Western Washington University - Bellingham, WA 98226-9062 - -*************************************************************************/ - -#ifndef _NUMBER_H_ -#define _NUMBER_H_ - -typedef enum {PLUS, MINUS} sign; - -typedef struct bc_struct *bc_num; - -typedef struct bc_struct - { - sign n_sign; - int n_len; /* The number of digits before the decimal point. */ - int n_scale; /* The number of digits after the decimal point. */ - int n_refs; /* The number of pointers to this number. */ - bc_num n_next; /* Linked list for available list. */ - char *n_ptr; /* The pointer to the actual storage. - If NULL, n_value points to the inside of - another number (bc_multiply...) and should - not be "freed." */ - char *n_value; /* The number. Not zero char terminated. - May not point to the same place as n_ptr as - in the case of leading zeros generated. */ - } bc_struct; - - -/* The base used in storing the numbers in n_value above. - Currently this MUST be 10. */ - -#define BASE 10 - -/* Some useful macros and constants. */ - -#define CH_VAL(c) (c - '0') -#define BCD_CHAR(d) (d + '0') - -#ifdef MIN -#undef MIN -#undef MAX -#endif -#define MAX(a,b) ((a)>(b)?(a):(b)) -#define MIN(a,b) ((a)>(b)?(b):(a)) -#define ODD(a) ((a)&1) - -#ifndef TRUE -#define TRUE 1 -#define FALSE 0 -#endif - -#ifndef LONG_MAX -#define LONG_MAX 0x7ffffff -#endif - - -/* Global numbers. */ -extern bc_num _zero_; -extern bc_num _one_; -extern bc_num _two_; - - -/* Function Prototypes */ - -/* Define the _PROTOTYPE macro if it is needed. */ - -#ifndef _PROTOTYPE -#ifdef __STDC__ -#define _PROTOTYPE(func, args) func args -#else -#define _PROTOTYPE(func, args) func() -#endif -#endif - -_PROTOTYPE(void bc_init_numbers, (void)); - -_PROTOTYPE(bc_num bc_new_num, (int length, int scale)); - -_PROTOTYPE(void bc_free_num, (bc_num *num)); - -_PROTOTYPE(bc_num bc_copy_num, (bc_num num)); - -_PROTOTYPE(void bc_init_num, (bc_num *num)); - -_PROTOTYPE(void bc_str2num, (bc_num *num, char *str, int scale)); - -_PROTOTYPE(char *bc_num2str, (bc_num num)); - -_PROTOTYPE(void bc_int2num, (bc_num *num, int val)); - -_PROTOTYPE(long bc_num2long, (bc_num num)); - -_PROTOTYPE(int bc_compare, (bc_num n1, bc_num n2)); - -_PROTOTYPE(char bc_is_zero, (bc_num num)); - -_PROTOTYPE(char bc_is_near_zero, (bc_num num, int scale)); - -_PROTOTYPE(char bc_is_neg, (bc_num num)); - -_PROTOTYPE(void bc_add, (bc_num n1, bc_num n2, bc_num *result, int scale_min)); - -_PROTOTYPE(void bc_sub, (bc_num n1, bc_num n2, bc_num *result, int scale_min)); - -_PROTOTYPE(void bc_multiply, (bc_num n1, bc_num n2, bc_num *prod, int scale)); - -_PROTOTYPE(int bc_divide, (bc_num n1, bc_num n2, bc_num *quot, int scale)); - -_PROTOTYPE(int bc_modulo, (bc_num num1, bc_num num2, bc_num *result, - int scale)); - -_PROTOTYPE(int bc_divmod, (bc_num num1, bc_num num2, bc_num *quot, - bc_num *rem, int scale)); - -_PROTOTYPE(int bc_raisemod, (bc_num base, bc_num expo, bc_num mod, - bc_num *result, int scale)); - -_PROTOTYPE(void bc_raise, (bc_num num1, bc_num num2, bc_num *result, - int scale)); - -_PROTOTYPE(int bc_sqrt, (bc_num *num, int scale)); - -_PROTOTYPE(void bc_out_num, (bc_num num, int o_base, void (* out_char)(int), - int leading_zero)); - -#endif |
