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/*
Copyright (C) 2014-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/
/*
WARNING: This file was generated by the dkct program (see
http://dktools.sourceforge.net/ for details).
Changes you make here will be lost if dkct is run again!
You should modify the original source and run dkct on it.
Original source: dk3madfo.ctr
*/
/** @file dk3madfo.c The dk3madfo module.
*/
#line 67 "dk3madfo.ctr"
#include "dk3conf.h"
#include "dk3ma.h"
#if DK3_HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if DK3_HAVE_UNISTD_H
#include <unistd.h>
#endif
#if DK3_HAVE_STRING_H
#include <string.h>
#endif
#if DK3_HAVE_ERRNO_H
#include <errno.h>
#endif
#line 86 "dk3madfo.ctr"
void
dk3ma_print_double_c8_str_no_sci(FILE *of, char *buffer)
{
char *start; /* Start of string. */
char *eptr; /* Start of exponent substring. */
char *ptr; /* Traverse string. */
size_t lgt; /* String length. */
int dp; /* Decimal dot position. */
int exponent; /* Exponent. */
int i; /* Traverse the string. */
#line 100 "dk3madfo.ctr"
if((of) && (buffer)) {
eptr = NULL;
start = buffer;
/*
Print sign.
*/
switch(*start) {
case '-': {
fputc('-', of);
start++;
} break;
case '+': {
start++;
} break;
}
/*
Find exponent substring and exponent.
*/
eptr = NULL;
ptr = start;
while(*ptr) {
switch(*ptr) {
case 'e': case 'E': {
eptr = ptr;
} break;
}
ptr++;
}
if(eptr) {
*(eptr++) = '\0';
#if VERSION_BEFORE_20140716
if(sscanf(eptr, "%d", &exponent) != 1)
#else
if (0 == dk3ma_i_from_c8_string(&exponent, eptr, NULL))
#endif
{
exponent = 0;
}
} else {
exponent = 0;
}
/*
Find decimal dot.
*/
eptr = strchr(start, '.');
if(eptr) {
/*
Keep dot position in dp, squeeze string.
*/
*eptr = '\0';
dp = (int)strlen(start);
*eptr = '.';
while(*eptr) {
eptr[0] = eptr[1];
eptr++;
}
} else {
/*
Dot position is after the string.
*/
dp = (int)strlen(start);
}
/*
Correct dot position.
*/
dp = dp + exponent;
/*
Remove leading zeroes (if any).
*/
while('0' == *start) {
start++; dp--;
}
/*
Remove trailing zeroes (if any).
*/
eptr = NULL;
ptr = start;
while(*ptr) {
if('0' == *ptr) {
if(!(eptr)) { eptr = ptr; }
} else {
eptr = NULL;
}
ptr++;
}
if(eptr) { *eptr = '\0'; }
lgt = strlen(start);
if(0 < lgt) {
if(dp >= (int)lgt) {
/*
Decimal dot is at end or after string.
*/
fputs(start, of);
/*
Decimal dot is after the string.
*/
for(i = 0; i < (dp - (int)lgt); i++) {
fputc('0', of);
}
} else {
if(dp <= 0) {
/*
Decimal dot is before the string.
*/
fputc('0', of);
fputc('.', of);
while(dp++ < 0) {
fputc('0', of);
}
fputs(start, of);
} else {
/*
Decimal dot is in the string.
*/
for(i = 0; i < (int)lgt; i++) {
if(dp == i) {
fputc('.', of);
}
fputc(start[i], of);
}
}
}
} else {
/*
No non-zero digits in string.
*/
fputc('0', of);
}
}
#line 229 "dk3madfo.ctr"
}
void
dk3ma_print_double_c8_no_sci(FILE *of, double x)
{
char buffer[64];
#line 238 "dk3madfo.ctr"
if(of) {
sprintf(buffer, "%g", x);
dk3ma_print_double_c8_str_no_sci(of, buffer);
}
#line 242 "dk3madfo.ctr"
}
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