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Diffstat (limited to 'ext/bcmath/libbcmath/src/output.c')
| -rw-r--r-- | ext/bcmath/libbcmath/src/output.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/ext/bcmath/libbcmath/src/output.c b/ext/bcmath/libbcmath/src/output.c deleted file mode 100644 index ab49b0e366..0000000000 --- a/ext/bcmath/libbcmath/src/output.c +++ /dev/null @@ -1,208 +0,0 @@ -/* output.c: bcmath library file. */ -/* - Copyright (C) 1991, 1992, 1993, 1994, 1997 Free Software Foundation, Inc. - Copyright (C) 2000 Philip A. Nelson - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2 of the License, or (at your option) any later version. - - This library 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 - Lesser General Public License for more details. (COPYING.LIB) - - You should have received a copy of the GNU Lesser General Public - License along with this library; 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 - -*************************************************************************/ - -#include <config.h> -#include <stdio.h> -#include <assert.h> -#include <stdlib.h> -#include <ctype.h> -#include <stdarg.h> -#include "bcmath.h" -#include "private.h" - - -/* The following routines provide output for bcd numbers package - using the rules of POSIX bc for output. */ - -/* This structure is used for saving digits in the conversion process. */ -typedef struct stk_rec { - long digit; - struct stk_rec *next; -} stk_rec; - -/* The reference string for digits. */ -static char ref_str[] = "0123456789ABCDEF"; - - -/* A special output routine for "multi-character digits." Exactly - SIZE characters must be output for the value VAL. If SPACE is - non-zero, we must output one space before the number. OUT_CHAR - is the actual routine for writing the characters. */ - -void -bc_out_long (val, size, space, out_char) - long val; - int size, space; -#ifdef __STDC__ - void (*out_char)(int); -#else - void (*out_char)(); -#endif -{ - char digits[40]; - int len, ix; - - if (space) (*out_char) (' '); - sprintf (digits, "%ld", val); - len = strlen (digits); - while (size > len) - { - (*out_char) ('0'); - size--; - } - for (ix=0; ix < len; ix++) - (*out_char) (digits[ix]); -} - -/* Output of a bcd number. NUM is written in base O_BASE using OUT_CHAR - as the routine to do the actual output of the characters. */ - -void -#ifdef __STDC__ -bc_out_num (bc_num num, int o_base, void (*out_char)(int), int leading_zero TSRMLS_DC) -#else -bc_out_num (bc_num num, int o_base, void (*out_char)(), int leading_zero TSRMLS_DC) -#endif -{ - char *nptr; - int index, fdigit, pre_space; - stk_rec *digits, *temp; - bc_num int_part, frac_part, base, cur_dig, t_num, max_o_digit; - - /* The negative sign if needed. */ - if (num->n_sign == MINUS) (*out_char) ('-'); - - /* Output the number. */ - if (bc_is_zero (num TSRMLS_CC)) - (*out_char) ('0'); - else - if (o_base == 10) - { - /* The number is in base 10, do it the fast way. */ - nptr = num->n_value; - if (num->n_len > 1 || *nptr != 0) - for (index=num->n_len; index>0; index--) - (*out_char) (BCD_CHAR(*nptr++)); - else - nptr++; - - if (leading_zero && bc_is_zero (num TSRMLS_CC)) - (*out_char) ('0'); - - /* Now the fraction. */ - if (num->n_scale > 0) - { - (*out_char) ('.'); - for (index=0; index<num->n_scale; index++) - (*out_char) (BCD_CHAR(*nptr++)); - } - } - else - { - /* special case ... */ - if (leading_zero && bc_is_zero (num TSRMLS_CC)) - (*out_char) ('0'); - - /* The number is some other base. */ - digits = NULL; - bc_init_num (&int_part TSRMLS_CC); - bc_divide (num, BCG(_one_), &int_part, 0 TSRMLS_CC); - bc_init_num (&frac_part TSRMLS_CC); - bc_init_num (&cur_dig TSRMLS_CC); - bc_init_num (&base TSRMLS_CC); - bc_sub (num, int_part, &frac_part, 0); - /* Make the INT_PART and FRAC_PART positive. */ - int_part->n_sign = PLUS; - frac_part->n_sign = PLUS; - bc_int2num (&base, o_base); - bc_init_num (&max_o_digit TSRMLS_CC); - bc_int2num (&max_o_digit, o_base-1); - - - /* Get the digits of the integer part and push them on a stack. */ - while (!bc_is_zero (int_part TSRMLS_CC)) - { - bc_modulo (int_part, base, &cur_dig, 0 TSRMLS_CC); - /* PHP Change: malloc() -> emalloc() */ - temp = (stk_rec *) emalloc (sizeof(stk_rec)); - if (temp == NULL) bc_out_of_memory(); - temp->digit = bc_num2long (cur_dig); - temp->next = digits; - digits = temp; - bc_divide (int_part, base, &int_part, 0 TSRMLS_CC); - } - - /* Print the digits on the stack. */ - if (digits != NULL) - { - /* Output the digits. */ - while (digits != NULL) - { - temp = digits; - digits = digits->next; - if (o_base <= 16) - (*out_char) (ref_str[ (int) temp->digit]); - else - bc_out_long (temp->digit, max_o_digit->n_len, 1, out_char); - efree (temp); - } - } - - /* Get and print the digits of the fraction part. */ - if (num->n_scale > 0) - { - (*out_char) ('.'); - pre_space = 0; - t_num = bc_copy_num (BCG(_one_)); - while (t_num->n_len <= num->n_scale) { - bc_multiply (frac_part, base, &frac_part, num->n_scale TSRMLS_CC); - fdigit = bc_num2long (frac_part); - bc_int2num (&int_part, fdigit); - bc_sub (frac_part, int_part, &frac_part, 0); - if (o_base <= 16) - (*out_char) (ref_str[fdigit]); - else { - bc_out_long (fdigit, max_o_digit->n_len, pre_space, out_char); - pre_space = 1; - } - bc_multiply (t_num, base, &t_num, 0 TSRMLS_CC); - } - bc_free_num (&t_num); - } - - /* Clean up. */ - bc_free_num (&int_part); - bc_free_num (&frac_part); - bc_free_num (&base); - bc_free_num (&cur_dig); - bc_free_num (&max_o_digit); - } -} |