Added missing format types to vfprintf()

Implemented vfwprintf()

svn path=/trunk/; revision=947
This commit is contained in:
Eric Kohl 2000-01-20 22:49:12 +00:00
parent 90617da53d
commit b6c944afcc
3 changed files with 986 additions and 49 deletions

View file

@ -1,4 +1,4 @@
# $Id: makefile,v 1.34 1999/12/13 22:04:33 dwelch Exp $
# $Id: makefile,v 1.35 2000/01/20 22:49:12 ekohl Exp $
#
# ReactOS Operating System
#
@ -90,7 +90,7 @@ STDIO_OBJECTS = stdio/getenv.o stdio/filbuf.o \
stdio/stdiohk.o stdio/stdhnd.o stdio/tempnam.o stdio/tmpfile.o stdio/tmpnam.o \
stdio/ungetc.o stdio/printf.o stdio/vfprintf.o stdio/vprintf.o stdio/sprintf.o\
stdio/fdopen.o stdio/vsprintf.o stdio/frlist.o stdio/fgetchar.o stdio/rmtmp.o\
stdio/fsopen.o stdio/popen.o
stdio/fsopen.o stdio/popen.o stdio/vfwprint.o
QUAD_OBJECTS = quad/qdivrem.o quad/divdi3.o quad/moddi3.o quad/udivdi3.o quad/umoddi3.o

View file

@ -38,15 +38,6 @@ vfprintf(FILE *f, const char *fmt, va_list ap)
}
int
vfwprintf(FILE *f, const wchar_t *fmt, va_list ap)
{
return 0;
}
/*
* linux/lib/vsprintf.c
*
@ -168,7 +159,7 @@ static void number(FILE * f, long long num, int base, int size, int precision ,i
}
void numberf(FILE * f, double __n, char exp_sign, int size, int precision, int type)
static void numberf(FILE * f, double __n, char exp_sign, int size, int precision, int type)
{
double exponent = 0.0;
double e;
@ -335,7 +326,7 @@ void numberf(FILE * f, double __n, char exp_sign, int size, int precision, int
}
void numberfl(FILE * f, long double __n, char exp_sign, int size, int precision, int type)
static void numberfl(FILE * f, long double __n, char exp_sign, int size, int precision, int type)
{
long double exponent = 0.0;
long double e;
@ -584,7 +575,7 @@ int __vfprintf(FILE *f, const char *fmt, va_list args)
default:
break;
}
} else if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' ) {
} else if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || *fmt == 'w') {
qualifier = *fmt;
++fmt;
} else if (*fmt == 'I' && *(fmt+1) == '6' && *(fmt+2) == '4') {
@ -605,32 +596,131 @@ int __vfprintf(FILE *f, const char *fmt, va_list args)
case 'c':
if (!(flags & LEFT))
while (--field_width > 0)
putc(' ',f);
putc((unsigned char) va_arg(args, int),f);
putc(' ', f);
if (qualifier == 'l' || qualifier == 'w')
putc((unsigned char) va_arg(args, wchar_t), f);
else
putc((unsigned char) va_arg(args, int), f);
while (--field_width > 0)
putc(' ',f);
putc(' ', f);
continue;
case 'C':
if (!(flags & LEFT))
while (--field_width > 0)
putc(' ', f);
if (qualifier == 'h')
putc((unsigned char) va_arg(args, int), f);
else
putc((unsigned char) va_arg(args, wchar_t), f);
while (--field_width > 0)
putc(' ', f);
continue;
case 's':
if (qualifier == 'l' || qualifier == 'w') {
/* print unicode string */
sw = va_arg(args, wchar_t *);
if (sw == NULL)
sw = L"<NULL>";
len = wcslen (sw);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putc(' ', f);
for (i = 0; i < len; ++i)
putc((unsigned char)(*sw++), f);
while (len < field_width--)
putc(' ', f);
} else {
/* print ascii string */
s = va_arg(args, char *);
if (s == NULL)
s = "<NULL>";
len = strlen (s);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putc(' ', f);
for (i = 0; i < len; ++i)
putc(*s++, f);
while (len < field_width--)
putc(' ', f);
}
continue;
case 'S':
case 'w':
sw = va_arg(args,short int *);
// DPRINT("L %x\n",sw);
if (sw==NULL) {
// CHECKPOINT;
if (qualifier == 'h') {
/* print ascii string */
s = va_arg(args, char *);
if (s == NULL)
s = "<NULL>";
while ((*s)!=0) {
putc(*s++,f);
}
// CHECKPOINT;
// DbgPrint("str %x\n",str);
len = strlen (s);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putc(' ', f);
for (i = 0; i < len; ++i)
putc(*s++, f);
while (len < field_width--)
putc(' ', f);
} else {
while ((*sw)!=0) {
putc((char)(*sw++),f);
/* print unicode string */
sw = va_arg(args, wchar_t *);
if (sw == NULL)
sw = L"<NULL>";
len = wcslen (sw);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putc(' ', f);
for (i = 0; i < len; ++i)
putc((unsigned char)(*sw++), f);
while (len < field_width--)
putc(' ', f);
}
}
// CHECKPOINT;
continue;
#if 0
case 'Z':
if (qualifier == 'w') {
/* print counted unicode string */
PUNICODE_STRING pus = va_arg(args, PUNICODE_STRING);
if (pus == NULL) {
s = "<NULL>";
while ((*s) != 0)
putc(*s++, f);
} else {
for (i = 0; pus->Buffer[i] && i < pus->Length; i++)
putc((unsigned char)(pus->Buffer[i]), f);
}
} else {
/* print counted ascii string */
PANSI_STRING pus = va_arg(args, PANSI_STRING);
if (pus == NULL) {
s = "<NULL>";
while ((*s) != 0)
putc(*s++, f);
} else {
for (i = 0; pus->Buffer[i] && i < pus->Length; i++)
putc(pus->Buffer[i], f);
}
}
continue;
#endif
case 'e':
case 'E':
case 'f':
@ -699,24 +789,6 @@ int __vfprintf(FILE *f, const char *fmt, va_list args)
}
continue;
case 's':
s = va_arg(args, char *);
if (!s)
s = "<NULL>";
len = strlen(s);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putc(' ', f);
for (i = 0; i < len; ++i)
putc(*s++,f);
while (len < field_width--)
putc(' ', f);
continue;
case 'p':
if (field_width == -1) {
field_width = 2*sizeof(void *);

View file

@ -0,0 +1,865 @@
/* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
#include <crtdll/stdio.h>
#include <stdarg.h>
#include <crtdll/malloc.h>
#include <crtdll/internal/file.h>
int _isnanl(double x);
int _isinfl(double x);
int _isnan(double x);
int _isinf(double x);
extern int putwc (wchar_t wc, FILE* fileWrite);
int
__vfwprintf(FILE *fp, const wchar_t *fmt0, va_list argp);
int
vfwprintf(FILE *f, const wchar_t *fmt, va_list ap)
{
int len;
wchar_t localbuf[BUFSIZ];
if (f->_flag & _IONBF) {
f->_flag &= ~_IONBF;
f->_ptr = f->_base = (char *)localbuf;
f->_bufsiz = BUFSIZ;
len = __vfwprintf(f,fmt,ap);
(void)fflush(f);
f->_flag |= _IONBF;
f->_base = NULL;
f->_bufsiz = 0;
f->_cnt = 0;
} else
len = __vfwprintf(f,fmt,ap);
return (ferror(f) ? EOF : len);
// return 0;
}
/*
* linux/lib/vsprintf.c
*
* Copyright (C) 1991, 1992 Linus Torvalds
*/
/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */
/*
* Wirzenius wrote this portably, Torvalds fucked it up :-)
*/
/*
* Appropiated for the reactos kernel, March 1998 -- David Welch
*/
#include <stdarg.h>
#include <crtdll/ctype.h>
#include <crtdll/string.h>
#include <crtdll/stdio.h>
#include <crtdll/string.h>
#include <crtdll/math.h>
#include <crtdll/internal/ieee.h>
#define ZEROPAD 1 /* pad with zero */
#define SIGN 2 /* unsigned/signed long */
#define PLUS 4 /* show plus */
#define SPACE 8 /* space if plus */
#define LEFT 16 /* left justified */
#define SPECIAL 32 /* 0x */
#define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */
#define ZEROTRUNC 128 /* truncate zero 's */
static int skip_wtoi(const wchar_t **s)
{
int i=0;
while (iswdigit(**s))
i = i*10 + *((*s)++) - L'0';
return i;
}
static int do_div(long long *n,int base)
{
int __res = ((unsigned long long) *n) % (unsigned) base;
*n = ((unsigned long long) *n) / (unsigned) base;
return __res;
}
static void number(FILE * f, long long num, int base, int size, int precision ,int type)
{
wchar_t c,sign,tmp[66];
const wchar_t *digits=L"0123456789abcdefghijklmnopqrstuvwxyz";
int i;
if (type & LARGE)
digits = L"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
if (type & LEFT)
type &= ~ZEROPAD;
if (base < 2 || base > 36)
return;
c = (type & ZEROPAD) ? L'0' : L' ';
sign = 0;
if (type & SIGN) {
if (num < 0) {
sign = L'-';
num = -num;
size--;
} else if (type & PLUS) {
sign = L'+';
size--;
} else if (type & SPACE) {
sign = L' ';
size--;
}
}
if (type & SPECIAL) {
if (base == 16)
size -= 2;
else if (base == 8)
size--;
}
i = 0;
if (num == 0)
tmp[i++]=L'0';
else while (num != 0)
tmp[i++] = digits[do_div(&num,base)];
if (i > precision)
precision = i;
size -= precision;
if (!(type&(ZEROPAD+LEFT)))
while(size-->0)
putwc(L' ',f);
if (sign)
putwc(sign,f);
if (type & SPECIAL) {
if (base==8) {
putwc(L'0',f);
}
else if (base==16) {
putwc(L'0', f);
putwc(digits[33],f);
}
}
if (!(type & LEFT))
while (size-- > 0)
putwc(c,f);
while (i < precision--)
putwc(L'0', f);
while (i-- > 0)
putwc(tmp[i],f);
while (size-- > 0)
putwc(L' ', f);
return;
}
static void numberf(FILE * f, double __n, wchar_t exp_sign, int size, int precision, int type)
{
double exponent = 0.0;
double e;
long ie;
//int x;
char *buf, *tmp;
int i = 0;
int j = 0;
//int k = 0;
double frac, intr;
double p;
wchar_t sign;
wchar_t c;
char ro = 0;
double_t *n = (double_t *)&__n;
if ( exp_sign == L'g' || exp_sign == L'G' || exp_sign == L'e' || exp_sign == L'E' ) {
ie = ((unsigned int)n->exponent - (unsigned int)0x3ff);
exponent = ie/3.321928;
}
if ( exp_sign == L'g' || exp_sign == L'G' ) {
type |= ZEROTRUNC;
if ( exponent < -4 || fabs(exponent) >= precision )
exp_sign -= 2; // g -> e and G -> E
}
if ( exp_sign == L'e' || exp_sign == L'E' ) {
frac = modf(exponent,&e);
if ( frac > 0.5 )
e++;
else if ( frac < -0.5 )
e--;
numberf(f,__n/pow(10.0L,e),L'f',size-4, precision, type);
putwc( exp_sign,f);
size--;
ie = (long)e;
type = LEFT | PLUS;
if ( ie < 0 )
type |= SIGN;
number(f,ie, 10,2, 2,type );
return;
}
if ( exp_sign == 'f' ) {
buf = alloca(4096);
if (type & LEFT) {
type &= ~ZEROPAD;
}
c = (type & ZEROPAD) ? L'0' : L' ';
sign = 0;
if (type & SIGN) {
if (__n < 0) {
sign = L'-';
__n = fabs(__n);
size--;
} else if (type & PLUS) {
sign = L'+';
size--;
} else if (type & SPACE) {
sign = L' ';
size--;
}
}
frac = modf(__n,&intr);
// # flags forces a . and prevents trucation of trailing zero's
if ( precision > 0 ) {
//frac = modfl(__n,&intr);
i = precision-1;
while ( i >= 0 ) {
frac*=10.0L;
frac = modf(frac, &p);
buf[i] = (int)p + L'0';
i--;
}
i = precision;
size -= precision;
ro = 0;
if ( frac > 0.5 ) {
ro = 1;
}
if ( precision >= 1 || type & SPECIAL) {
buf[i++] = '.';
size--;
}
}
if ( intr == 0.0 ) {
buf[i++] = L'0';
size--;
}
else {
while ( intr > 0.0 ) {
intr/=10.0L;
p = modf(intr, &intr);
p *=10;
buf[i++] = (int)p + L'0';
size--;
}
}
j = 0;
while ( j < i && ro == 1 ) {
if ( buf[j] >= L'0' && buf[j] <= L'8' ) {
buf[j]++;
ro = 0;
}
else if ( buf[j] == L'9' ) {
buf[j] = L'0';
}
j++;
}
if ( ro == 1 )
buf[i++] = L'1';
buf[i] = 0;
size -= precision;
if (!(type&(ZEROPAD+LEFT)))
while(size-->0)
putwc(L' ',f);
if (sign)
putwc( sign,f);
if (!(type&(ZEROPAD+LEFT)))
while(size-->0)
putwc(L' ',f);
if (type & SPECIAL) {
}
if (!(type & LEFT))
while (size-- > 0)
putwc(c,f);
tmp = buf;
if ( type & ZEROTRUNC && ((type & SPECIAL) != SPECIAL) ) {
j = 0;
while ( j < i && ( *tmp == L'0' || *tmp == L'.' )) {
tmp++;
i--;
}
}
// else
// while (i < precision--)
// putwc(L'0', f);
while (i-- > 0)
putwc(tmp[i],f);
while (size-- > 0)
putwc(L' ', f);
}
}
static void numberfl(FILE * f, long double __n, wchar_t exp_sign, int size, int precision, int type)
{
long double exponent = 0.0;
long double e;
long ie;
//int x;
wchar_t *buf, *tmp;
int i = 0;
int j = 0;
//int k = 0;
long double frac, intr;
long double p;
wchar_t sign;
wchar_t c;
char ro = 0;
long_double_t *n = (long_double_t *)&__n;
if ( exp_sign == L'g' || exp_sign == L'G' || exp_sign == L'e' || exp_sign == L'E' ) {
ie = ((unsigned int)n->exponent - (unsigned int)0x3fff);
exponent = ie/3.321928;
}
if ( exp_sign == L'g' || exp_sign == L'G' ) {
type |= ZEROTRUNC;
if ( exponent < -4 || fabs(exponent) >= precision )
exp_sign -= 2; // g -> e and G -> E
}
if ( exp_sign == L'e' || exp_sign == L'E' ) {
frac = modfl(exponent,&e);
if ( frac > 0.5 )
e++;
else if ( frac < -0.5 )
e--;
numberf(f,__n/powl(10.0L,e),L'f',size-4, precision, type);
putwc( exp_sign,f);
size--;
ie = (long)e;
type = LEFT | PLUS;
if ( ie < 0 )
type |= SIGN;
number(f,ie, 10,2, 2,type );
return;
}
if ( exp_sign == L'f' ) {
buf = alloca(4096);
if (type & LEFT) {
type &= ~ZEROPAD;
}
c = (type & ZEROPAD) ? L'0' : L' ';
sign = 0;
if (type & SIGN) {
if (__n < 0) {
sign = L'-';
__n = fabs(__n);
size--;
} else if (type & PLUS) {
sign = L'+';
size--;
} else if (type & SPACE) {
sign = L' ';
size--;
}
}
frac = modfl(__n,&intr);
// # flags forces a . and prevents trucation of trailing zero's
if ( precision > 0 ) {
//frac = modfl(__n,&intr);
i = precision-1;
while ( i >= 0 ) {
frac*=10.0L;
frac = modfl((long double)frac, &p);
buf[i] = (int)p + L'0';
i--;
}
i = precision;
size -= precision;
ro = 0;
if ( frac > 0.5 ) {
ro = 1;
}
if ( precision >= 1 || type & SPECIAL) {
buf[i++] = L'.';
size--;
}
}
if ( intr == 0.0 ) {
buf[i++] = L'0';
size--;
}
else {
while ( intr > 0.0 ) {
intr/=10.0L;
p = modfl(intr, &intr);
p *=10;
buf[i++] = (int)p + L'0';
size--;
}
}
j = 0;
while ( j < i && ro == 1) {
if ( buf[j] >= L'0' && buf[j] <= L'8' ) {
buf[j]++;
ro = 0;
}
else if ( buf[j] == L'9' ) {
buf[j] = L'0';
}
j++;
}
if ( ro == 1 )
buf[i++] = L'1';
buf[i] = 0;
size -= precision;
if (!(type&(ZEROPAD+LEFT)))
while(size-->0)
putwc(L' ',f);
if (sign)
putwc(sign,f);
if (!(type&(ZEROPAD+LEFT)))
while(size-->0)
putwc(L' ',f);
if (type & SPECIAL) {
}
if (!(type & LEFT))
while (size-- > 0)
putwc(c,f);
tmp = buf;
if ( type & ZEROTRUNC && ((type & SPECIAL) != SPECIAL) ) {
j = 0;
while ( j < i && ( *tmp == L'0' || *tmp == L'.' )) {
tmp++;
i--;
}
}
// else
// while (i < precision--)
// putc( '0', f);
while (i-- > 0)
putwc(tmp[i],f);
while (size-- > 0)
putwc(L' ', f);
}
}
int __vfwprintf(FILE *f, const wchar_t *fmt, va_list args)
{
int len;
unsigned long long num;
int i, base;
long double _ldouble;
double _double;
const char *s;
const wchar_t* sw;
int flags; /* flags to number() */
int field_width; /* width of output field */
int precision; /* min. # of digits for integers; max
number of chars for from string */
int qualifier = 0; /* 'h', 'l', 'L' or 'I64' for integer fields */
for (; *fmt ; ++fmt) {
if (*fmt != L'%') {
putwc(*fmt,f);
continue;
}
/* process flags */
flags = 0;
repeat:
++fmt; /* this also skips first '%' */
switch (*fmt) {
case L'-': flags |= LEFT; goto repeat;
case L'+': flags |= PLUS; goto repeat;
case L' ': flags |= SPACE; goto repeat;
case L'#': flags |= SPECIAL; goto repeat;
case L'0': flags |= ZEROPAD; goto repeat;
}
/* get field width */
field_width = -1;
if (isxdigit(*fmt))
field_width = skip_wtoi(&fmt);
else if (*fmt == L'*') {
++fmt;
/* it's the next argument */
field_width = va_arg(args, int);
if (field_width < 0) {
field_width = -field_width;
flags |= LEFT;
}
}
/* get the precision */
precision = -1;
if (*fmt == L'.') {
++fmt;
if (iswdigit(*fmt))
precision = skip_wtoi(&fmt);
else if (*fmt == L'*') {
++fmt;
/* it's the next argument */
precision = va_arg(args, int);
}
if (precision < 0)
precision = 0;
}
/* get the conversion qualifier */
// %Z can be just stand alone or as size_t qualifier
if ( *fmt == 'Z' ) {
qualifier = *fmt;
switch ( *(fmt+1)) {
case L'o':
case L'b':
case L'X':
case L'x':
case L'd':
case L'i':
case L'u':
++fmt;
break;
default:
break;
}
} else if (*fmt == L'h' || *fmt == L'l' || *fmt == L'L' || *fmt == L'w') {
qualifier = *fmt;
++fmt;
} else if (*fmt == L'I' && *(fmt+1) == L'6' && *(fmt+2) == L'4') {
qualifier = *fmt;
fmt += 3;
}
// go fine with ll instead of L
if ( *fmt == L'l' ) {
++fmt;
qualifier = L'L';
}
/* default base */
base = 10;
switch (*fmt) {
case L'c': /* finished */
if (!(flags & LEFT))
while (--field_width > 0)
putwc(L' ', f);
if (qualifier == L'h')
putwc((wchar_t) va_arg(args, int), f);
else
putwc((wchar_t) va_arg(args, wchar_t), f);
while (--field_width > 0)
putwc(L' ', f);
continue;
case L'C': /* finished */
if (!(flags & LEFT))
while (--field_width > 0)
putwc(L' ', f);
if (qualifier == L'l' || qualifier == L'w')
putwc((unsigned char) va_arg(args, wchar_t), f);
else
putwc((unsigned char) va_arg(args, int), f);
while (--field_width > 0)
putwc(L' ', f);
continue;
case L's': /* finished */
if (qualifier == L'h') {
/* print ascii string */
s = va_arg(args, char *);
if (s == NULL)
s = "<NULL>";
len = strlen (s);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putwc(L' ', f);
for (i = 0; i < len; ++i)
putwc((wchar_t)(*s++), f);
while (len < field_width--)
putwc(L' ', f);
} else {
/* print unicode string */
sw = va_arg(args, wchar_t *);
if (sw == NULL)
sw = L"<NULL>";
len = wcslen (sw);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putwc(L' ', f);
for (i = 0; i < len; ++i)
putwc(*sw++, f);
while (len < field_width--)
putwc(L' ', f);
}
continue;
case L'S':
if (qualifier == L'l' || qualifier == L'w') {
/* print unicode string */
sw = va_arg(args, wchar_t *);
if (sw == NULL)
sw = L"<NULL>";
len = wcslen (sw);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putwc(L' ', f);
for (i = 0; i < len; ++i)
putwc(*sw++, f);
while (len < field_width--)
putwc(L' ', f);
} else {
/* print ascii string */
s = va_arg(args, char *);
if (s == NULL)
s = "<NULL>";
len = strlen (s);
if ((unsigned int)len > (unsigned int)precision)
len = precision;
if (!(flags & LEFT))
while (len < field_width--)
putwc(L' ', f);
for (i = 0; i < len; ++i)
putwc((wchar_t)(*s++), f);
while (len < field_width--)
putwc(L' ', f);
}
continue;
#if 0
case L'Z': /* finished */
if (qualifier == L'w') {
/* print counted unicode string */
PUNICODE_STRING pus = va_arg(args, PUNICODE_STRING);
if (pus == NULL) {
sw = L"<NULL>";
while ((*sw) != 0)
putwc(*sw++, f);
} else {
for (i = 0; pus->Buffer[i] && i < pus->Length; i++)
putwc(pus->Buffer[i], f);
}
} else {
/* print counted ascii string */
PANSI_STRING pus = va_arg(args, PANSI_STRING);
if (pus == NULL) {
sw = L"<NULL>";
while ((*sw) != 0)
putwc(*sw++, f);
} else {
for (i = 0; pus->Buffer[i] && i < pus->Length; i++)
putwc((wchar_t)pus->Buffer[i], f);
}
}
continue;
#endif
case L'e': /* finished */
case L'E':
case L'f':
case L'g':
case L'G':
if (qualifier == L'l' || qualifier == L'L' ) {
_ldouble = va_arg(args, long double);
if ( _isnanl(_ldouble) ) {
sw = L"Nan";
len = 3;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
}
else if ( _isinfl(_ldouble) < 0 ) {
sw = L"-Inf";
len = 4;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
}
else if ( _isinfl(_ldouble) > 0 ) {
sw = L"+Inf";
len = 4;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
} else {
if ( precision == -1 )
precision = 6;
numberfl(f,_ldouble,*fmt,field_width,precision,flags);
}
} else {
_double = (double)va_arg(args, double);
if ( _isnan(_double) ) {
sw = L"Nan";
len = 3;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
} else if ( _isinf(_double) < 0 ) {
sw = L"-Inf";
len = 4;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
} else if ( _isinf(_double) > 0 ) {
sw = L"+Inf";
len = 4;
while ( len > 0 ) {
putwc(*sw++,f);
len --;
}
} else {
if ( precision == -1 )
precision = 6;
numberf(f,_double,*fmt,field_width,precision,flags);
}
}
continue;
case L'p':
if (field_width == -1) {
field_width = 2*sizeof(void *);
flags |= ZEROPAD;
}
number(f,
(unsigned long) va_arg(args, void *), 16,
field_width, precision, flags);
continue;
case L'n':
if (qualifier == L'l') {
long * ip = va_arg(args, long *);
*ip = 0;
} else {
int * ip = va_arg(args, int *);
*ip = 0;
}
continue;
/* integer number formats - set up the flags and "break" */
case L'o':
base = 8;
break;
case L'b':
base = 2;
break;
case L'X':
flags |= LARGE;
case L'x':
base = 16;
break;
case L'd':
case L'i':
flags |= SIGN;
case L'u':
break;
default:
if (*fmt != L'%')
putwc(L'%', f);
if (*fmt)
putwc(*fmt, f);
else
--fmt;
continue;
}
if (qualifier == L'I')
num = va_arg(args, unsigned long long);
else if (qualifier == L'l')
num = va_arg(args, unsigned long);
else if (qualifier == L'h') {
if (flags & SIGN)
num = va_arg(args, short);
else
num = va_arg(args, unsigned short);
}
else if (flags & SIGN)
num = va_arg(args, int);
else
num = va_arg(args, unsigned int);
number(f, num, base, field_width, precision, flags);
}
//putwc(L'\0',f);
return 0;
}
/* EOF */