mirror of
https://github.com/reactos/reactos.git
synced 2024-12-26 00:54:40 +00:00
998 lines
17 KiB
C++
998 lines
17 KiB
C++
// ssprintf.cpp
|
|
|
|
#include <malloc.h>
|
|
#include <math.h>
|
|
#include <float.h>
|
|
#include <assert.h>
|
|
#include "ssprintf.h"
|
|
|
|
#ifdef _MSC_VER
|
|
#define alloca _alloca
|
|
#endif//_MSC_VER
|
|
|
|
typedef __int64 LONGLONG;
|
|
typedef unsigned __int64 ULONGLONG;
|
|
|
|
typedef struct {
|
|
unsigned int mantissa:23;
|
|
unsigned int exponent:8;
|
|
unsigned int sign:1;
|
|
} ieee_float_t;
|
|
|
|
typedef struct {
|
|
unsigned int mantissal:32;
|
|
unsigned int mantissah:20;
|
|
unsigned int exponent:11;
|
|
unsigned int sign:1;
|
|
} ieee_double_t;
|
|
|
|
typedef struct {
|
|
unsigned int mantissal:32;
|
|
unsigned int mantissah:32;
|
|
unsigned int exponent:15;
|
|
unsigned int sign:1;
|
|
unsigned int empty:16;
|
|
} ieee_long_double_t;
|
|
|
|
std::string ssprintf ( const char* fmt, ... )
|
|
{
|
|
va_list arg;
|
|
va_start(arg, fmt);
|
|
std::string f = ssvprintf ( fmt, arg );
|
|
va_end(arg);
|
|
return f;
|
|
}
|
|
|
|
#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_atoi(const char **s)
|
|
{
|
|
int i=0;
|
|
|
|
while (isdigit(**s))
|
|
i = i*10 + *((*s)++) - '0';
|
|
return i;
|
|
}
|
|
|
|
|
|
static int do_div(LONGLONG *n,int base)
|
|
{
|
|
int __res = ((ULONGLONG) *n) % (unsigned) base;
|
|
*n = ((ULONGLONG) *n) / (unsigned) base;
|
|
return __res;
|
|
}
|
|
|
|
|
|
static bool number(std::string& f, LONGLONG num, int base, int size, int precision ,int type)
|
|
{
|
|
char c,sign,tmp[66];
|
|
const char *digits="0123456789abcdefghijklmnopqrstuvwxyz";
|
|
int i;
|
|
|
|
if (type & LARGE)
|
|
digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
|
|
if (type & LEFT)
|
|
type &= ~ZEROPAD;
|
|
if (base < 2 || base > 36)
|
|
return 0;
|
|
c = (type & ZEROPAD) ? '0' : ' ';
|
|
sign = 0;
|
|
if (type & SIGN) {
|
|
if (num < 0) {
|
|
sign = '-';
|
|
num = -num;
|
|
size--;
|
|
} else if (type & PLUS) {
|
|
sign = '+';
|
|
size--;
|
|
} else if (type & SPACE) {
|
|
sign = ' ';
|
|
size--;
|
|
}
|
|
}
|
|
if (type & SPECIAL) {
|
|
if (base == 16)
|
|
size -= 2;
|
|
else if (base == 8)
|
|
size--;
|
|
}
|
|
i = 0;
|
|
if (num == 0)
|
|
tmp[i++]='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)
|
|
f += ' ';
|
|
if (sign)
|
|
f += sign;
|
|
if (type & SPECIAL)
|
|
{
|
|
if (base==8)
|
|
f += '0';
|
|
else if (base==16)
|
|
{
|
|
f += '0';
|
|
f += digits[33];
|
|
}
|
|
}
|
|
if (!(type & LEFT))
|
|
{
|
|
while (size-- > 0)
|
|
f += c;
|
|
}
|
|
while (i < precision--)
|
|
{
|
|
f += '0';
|
|
}
|
|
while (i-- > 0)
|
|
{
|
|
f += tmp[i];
|
|
}
|
|
while (size-- > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
static bool numberf(std::string& f, double __n, char 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;
|
|
char sign;
|
|
char c;
|
|
char ro = 0;
|
|
int result;
|
|
|
|
union
|
|
{
|
|
double* __n;
|
|
ieee_double_t* n;
|
|
} n;
|
|
|
|
n.__n = &__n;
|
|
|
|
if ( exp_sign == 'g' || exp_sign == 'G' || exp_sign == 'e' || exp_sign == 'E' ) {
|
|
ie = ((unsigned int)n.n->exponent - (unsigned int)0x3ff);
|
|
exponent = ie/3.321928;
|
|
}
|
|
|
|
if ( exp_sign == 'g' || exp_sign == 'G' ) {
|
|
type |= ZEROTRUNC;
|
|
if ( exponent < -4 || fabs(exponent) >= precision )
|
|
exp_sign -= 2; // g -> e and G -> E
|
|
}
|
|
|
|
if ( exp_sign == 'e' || exp_sign == 'E' ) {
|
|
frac = modf(exponent,&e);
|
|
if ( frac > 0.5 )
|
|
e++;
|
|
else if ( frac < -0.5 )
|
|
e--;
|
|
|
|
result = numberf(f,__n/pow(10.0L,e),'f',size-4, precision, type);
|
|
if (result < 0)
|
|
return false;
|
|
f += exp_sign;
|
|
size--;
|
|
ie = (long)e;
|
|
type = LEFT | PLUS;
|
|
if ( ie < 0 )
|
|
type |= SIGN;
|
|
|
|
result = number(f,ie, 10,2, 2,type );
|
|
if (result < 0)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
if ( exp_sign == 'f' ) {
|
|
buf = (char*)alloca(4096);
|
|
if (type & LEFT) {
|
|
type &= ~ZEROPAD;
|
|
}
|
|
|
|
c = (type & ZEROPAD) ? '0' : ' ';
|
|
sign = 0;
|
|
if (type & SIGN) {
|
|
if (__n < 0) {
|
|
sign = '-';
|
|
__n = fabs(__n);
|
|
size--;
|
|
} else if (type & PLUS) {
|
|
sign = '+';
|
|
size--;
|
|
} else if (type & SPACE) {
|
|
sign = ' ';
|
|
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 + '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++] = '0';
|
|
size--;
|
|
}
|
|
else {
|
|
while ( intr > 0.0 ) {
|
|
p = intr;
|
|
intr/=10.0L;
|
|
modf(intr, &intr);
|
|
|
|
p -= 10.0*intr;
|
|
|
|
buf[i++] = (int)p + '0';
|
|
size--;
|
|
}
|
|
}
|
|
|
|
j = 0;
|
|
while ( j < i && ro == 1) {
|
|
if ( buf[j] >= '0' && buf[j] <= '8' ) {
|
|
buf[j]++;
|
|
ro = 0;
|
|
}
|
|
else if ( buf[j] == '9' ) {
|
|
buf[j] = '0';
|
|
}
|
|
j++;
|
|
}
|
|
if ( ro == 1 )
|
|
buf[i++] = '1';
|
|
|
|
buf[i] = 0;
|
|
|
|
size -= precision;
|
|
if (!(type&(ZEROPAD+LEFT)))
|
|
{
|
|
while(size-->0)
|
|
f += ' ';
|
|
}
|
|
if (sign)
|
|
{
|
|
f += sign;
|
|
}
|
|
|
|
if (!(type&(ZEROPAD+LEFT)))
|
|
while(size-->0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
if (type & SPECIAL) {
|
|
}
|
|
|
|
if (!(type & LEFT))
|
|
while (size-- > 0)
|
|
{
|
|
f += c;
|
|
}
|
|
|
|
tmp = buf;
|
|
if ( type & ZEROTRUNC && ((type & SPECIAL) != SPECIAL) )
|
|
{
|
|
j = 0;
|
|
while ( j < i && ( *tmp == '0' || *tmp == '.' ))
|
|
{
|
|
tmp++;
|
|
i--;
|
|
}
|
|
}
|
|
// else
|
|
// while (i < precision--)
|
|
// putc('0', f);
|
|
while (i-- > 0)
|
|
{
|
|
f += tmp[i];
|
|
}
|
|
while (size-- > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
static bool numberfl(std::string& f, long double __n, char exp_sign, int size, int precision, int type)
|
|
{
|
|
long double exponent = 0.0;
|
|
long double e;
|
|
long ie;
|
|
|
|
//int x;
|
|
char *buf, *tmp;
|
|
int i = 0;
|
|
int j = 0;
|
|
//int k = 0;
|
|
|
|
long double frac, intr;
|
|
long double p;
|
|
char sign;
|
|
char c;
|
|
char ro = 0;
|
|
|
|
int result;
|
|
|
|
union
|
|
{
|
|
long double* __n;
|
|
ieee_long_double_t* n;
|
|
} n;
|
|
|
|
n.__n = &__n;
|
|
|
|
if ( exp_sign == 'g' || exp_sign == 'G' || exp_sign == 'e' || exp_sign == 'E' ) {
|
|
ie = ((unsigned int)n.n->exponent - (unsigned int)0x3fff);
|
|
exponent = ie/3.321928;
|
|
}
|
|
|
|
if ( exp_sign == 'g' || exp_sign == 'G' ) {
|
|
type |= ZEROTRUNC;
|
|
if ( exponent < -4 || fabs(exponent) >= precision )
|
|
exp_sign -= 2; // g -> e and G -> E
|
|
}
|
|
|
|
if ( exp_sign == 'e' || exp_sign == 'E' ) {
|
|
frac = modfl(exponent,&e);
|
|
if ( frac > 0.5 )
|
|
e++;
|
|
else if ( frac < -0.5 )
|
|
e--;
|
|
|
|
result = numberf(f,__n/powl(10.0L,e),'f',size-4, precision, type);
|
|
if (result < 0)
|
|
return false;
|
|
f += exp_sign;
|
|
size--;
|
|
ie = (long)e;
|
|
type = LEFT | PLUS;
|
|
if ( ie < 0 )
|
|
type |= SIGN;
|
|
|
|
result = number(f,ie, 10,2, 2,type );
|
|
if (result < 0)
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
if ( exp_sign == 'f' )
|
|
{
|
|
|
|
buf = (char*)alloca(4096);
|
|
if (type & LEFT)
|
|
{
|
|
type &= ~ZEROPAD;
|
|
}
|
|
|
|
c = (type & ZEROPAD) ? '0' : ' ';
|
|
sign = 0;
|
|
if (type & SIGN)
|
|
{
|
|
if (__n < 0)
|
|
{
|
|
sign = '-';
|
|
__n = fabs(__n);
|
|
size--;
|
|
} else if (type & PLUS)
|
|
{
|
|
sign = '+';
|
|
size--;
|
|
} else if (type & SPACE)
|
|
{
|
|
sign = ' ';
|
|
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 + '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++] = '0';
|
|
size--;
|
|
}
|
|
else
|
|
{
|
|
while ( intr > 0.0 )
|
|
{
|
|
p=intr;
|
|
intr/=10.0L;
|
|
modfl(intr, &intr);
|
|
|
|
p -= 10.0L*intr;
|
|
|
|
buf[i++] = (int)p + '0';
|
|
size--;
|
|
}
|
|
}
|
|
|
|
j = 0;
|
|
while ( j < i && ro == 1) {
|
|
if ( buf[j] >= '0' && buf[j] <= '8' )
|
|
{
|
|
buf[j]++;
|
|
ro = 0;
|
|
}
|
|
else if ( buf[j] == '9' )
|
|
{
|
|
buf[j] = '0';
|
|
}
|
|
j++;
|
|
}
|
|
if ( ro == 1 )
|
|
buf[i++] = '1';
|
|
|
|
buf[i] = 0;
|
|
|
|
size -= precision;
|
|
if (!(type&(ZEROPAD+LEFT)))
|
|
{
|
|
while(size-->0)
|
|
f += ' ';
|
|
}
|
|
if (sign)
|
|
{
|
|
f += sign;
|
|
}
|
|
|
|
if (!(type&(ZEROPAD+LEFT)))
|
|
{
|
|
while(size-->0)
|
|
f += ' ';
|
|
}
|
|
if (type & SPECIAL) {
|
|
}
|
|
|
|
if (!(type & LEFT))
|
|
while (size-- > 0)
|
|
{
|
|
f += c;
|
|
}
|
|
tmp = buf;
|
|
if ( type & ZEROTRUNC && ((type & SPECIAL) != SPECIAL) )
|
|
{
|
|
j = 0;
|
|
while ( j < i && ( *tmp == '0' || *tmp == '.' ))
|
|
{
|
|
tmp++;
|
|
i--;
|
|
}
|
|
}
|
|
// else
|
|
// while (i < precision--)
|
|
// putc( '0', f);
|
|
while (i-- > 0)
|
|
{
|
|
f += tmp[i];
|
|
}
|
|
while (size-- > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static int stringa(std::string& f, const char* s, int len, int field_width, int precision, int flags)
|
|
{
|
|
int i, done = 0;
|
|
if (s == NULL)
|
|
{
|
|
s = "<NULL>";
|
|
len = 6;
|
|
}
|
|
else
|
|
{
|
|
if (len == -1)
|
|
{
|
|
len = 0;
|
|
while ((unsigned int)len < (unsigned int)precision && s[len])
|
|
len++;
|
|
}
|
|
else
|
|
{
|
|
if ((unsigned int)len > (unsigned int)precision)
|
|
len = precision;
|
|
}
|
|
}
|
|
if (!(flags & LEFT))
|
|
while (len < field_width--)
|
|
{
|
|
f += ' ';
|
|
done++;
|
|
}
|
|
for (i = 0; i < len; ++i)
|
|
{
|
|
f += *s++;
|
|
done++;
|
|
}
|
|
while (len < field_width--)
|
|
{
|
|
f += ' ';
|
|
done++;
|
|
}
|
|
return done;
|
|
}
|
|
|
|
static int stringw(std::string& f, const wchar_t* sw, int len, int field_width, int precision, int flags)
|
|
{
|
|
int i, done = 0;
|
|
if (sw == NULL)
|
|
{
|
|
sw = L"<NULL>";
|
|
len = 6;
|
|
}
|
|
else
|
|
{
|
|
if (len == -1)
|
|
{
|
|
len = 0;
|
|
while ((unsigned int)len < (unsigned int)precision && sw[len])
|
|
len++;
|
|
}
|
|
else
|
|
{
|
|
if ((unsigned int)len > (unsigned int)precision)
|
|
len = precision;
|
|
}
|
|
}
|
|
if (!(flags & LEFT))
|
|
while (len < field_width--)
|
|
{
|
|
f += ' ';
|
|
done++;
|
|
}
|
|
for (i = 0; i < len; ++i)
|
|
{
|
|
#define MY_MB_CUR_MAX 1
|
|
char mb[MY_MB_CUR_MAX];
|
|
int mbcount, j;
|
|
mbcount = wctomb(mb, *sw++);
|
|
if (mbcount <= 0)
|
|
{
|
|
break;
|
|
}
|
|
for (j = 0; j < mbcount; j++)
|
|
{
|
|
f += mb[j];
|
|
done++;
|
|
}
|
|
}
|
|
while (len < field_width--)
|
|
{
|
|
f += ' ';
|
|
done++;
|
|
}
|
|
return done;
|
|
}
|
|
|
|
#define _isnanl _isnan
|
|
#define _finitel _finite
|
|
|
|
std::string ssvprintf ( const char *fmt, va_list args )
|
|
{
|
|
ULONGLONG num;
|
|
int base;
|
|
long double _ldouble;
|
|
double _double;
|
|
const char *s;
|
|
const wchar_t* sw;
|
|
int result;
|
|
std::string f;
|
|
|
|
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 != '%')
|
|
{
|
|
f += *fmt;
|
|
continue;
|
|
}
|
|
|
|
/* process flags */
|
|
flags = 0;
|
|
repeat:
|
|
++fmt; /* this also skips first '%' */
|
|
switch (*fmt) {
|
|
case '-': flags |= LEFT; goto repeat;
|
|
case '+': flags |= PLUS; goto repeat;
|
|
case ' ': flags |= SPACE; goto repeat;
|
|
case '#': flags |= SPECIAL; goto repeat;
|
|
case '0': flags |= ZEROPAD; goto repeat;
|
|
}
|
|
|
|
/* get field width */
|
|
field_width = -1;
|
|
if (isdigit(*fmt))
|
|
field_width = skip_atoi(&fmt);
|
|
else if (*fmt == '*') {
|
|
++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 == '.') {
|
|
++fmt;
|
|
if (isdigit(*fmt))
|
|
precision = skip_atoi(&fmt);
|
|
else if (*fmt == '*') {
|
|
++fmt;
|
|
/* it's the next argument */
|
|
precision = va_arg(args, int);
|
|
}
|
|
if (precision < 0)
|
|
precision = 0;
|
|
}
|
|
|
|
/* get the conversion qualifier */
|
|
qualifier = 0;
|
|
// %Z can be just stand alone or as size_t qualifier
|
|
if ( *fmt == 'Z' ) {
|
|
qualifier = *fmt;
|
|
switch ( *(fmt+1)) {
|
|
case 'o':
|
|
case 'b':
|
|
case 'X':
|
|
case 'x':
|
|
case 'd':
|
|
case 'i':
|
|
case 'u':
|
|
++fmt;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} else if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || *fmt == 'w') {
|
|
qualifier = *fmt;
|
|
++fmt;
|
|
} else if (*fmt == 'I' && *(fmt+1) == '6' && *(fmt+2) == '4') {
|
|
qualifier = *fmt;
|
|
fmt += 3;
|
|
}
|
|
|
|
// go fine with ll instead of L
|
|
if ( *fmt == 'l' ) {
|
|
++fmt;
|
|
qualifier = 'L';
|
|
}
|
|
|
|
/* default base */
|
|
base = 10;
|
|
|
|
switch (*fmt) {
|
|
case 'c':
|
|
if (!(flags & LEFT))
|
|
while (--field_width > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
if (qualifier == 'l' || qualifier == 'w')
|
|
{
|
|
f += (char)(unsigned char)(wchar_t) va_arg(args,int);
|
|
}
|
|
else
|
|
{
|
|
f += (char)(unsigned char) va_arg(args,int);
|
|
}
|
|
while (--field_width > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
continue;
|
|
|
|
case 'C':
|
|
if (!(flags & LEFT))
|
|
while (--field_width > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
if (qualifier == 'h')
|
|
{
|
|
f += (char)(unsigned char) va_arg(args,int);
|
|
}
|
|
else
|
|
{
|
|
f += (char)(unsigned char)(wchar_t) va_arg(args,int);
|
|
}
|
|
while (--field_width > 0)
|
|
{
|
|
f += ' ';
|
|
}
|
|
continue;
|
|
|
|
case 's':
|
|
if (qualifier == 'l' || qualifier == 'w') {
|
|
/* print unicode string */
|
|
sw = (const wchar_t*)va_arg(args, wchar_t *);
|
|
result = stringw(f, sw, -1, field_width, precision, flags);
|
|
} else {
|
|
/* print ascii string */
|
|
s = va_arg(args, char *);
|
|
result = stringa(f, s, -1, field_width, precision, flags);
|
|
}
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
continue;
|
|
|
|
case 'S':
|
|
if (qualifier == 'h') {
|
|
/* print ascii string */
|
|
s = va_arg(args, char *);
|
|
result = stringa(f, s, -1, field_width, precision, flags);
|
|
} else {
|
|
/* print unicode string */
|
|
sw = (const wchar_t*)va_arg(args, wchar_t *);
|
|
result = stringw(f, sw, -1, field_width, precision, flags);
|
|
}
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
continue;
|
|
|
|
/*case 'Z':
|
|
if (qualifier == 'w') {
|
|
// print counted unicode string
|
|
PUNICODE_STRING pus = va_arg(args, PUNICODE_STRING);
|
|
if ((pus == NULL) || (pus->Buffer == NULL)) {
|
|
sw = NULL;
|
|
len = -1;
|
|
} else {
|
|
sw = pus->Buffer;
|
|
len = pus->Length / sizeof(WCHAR);
|
|
}
|
|
result = stringw(f, sw, len, field_width, precision, flags);
|
|
} else {
|
|
// print counted ascii string
|
|
PANSI_STRING pas = va_arg(args, PANSI_STRING);
|
|
if ((pas == NULL) || (pas->Buffer == NULL)) {
|
|
s = NULL;
|
|
len = -1;
|
|
} else {
|
|
s = pas->Buffer;
|
|
len = pas->Length;
|
|
}
|
|
result = stringa(f, s, -1, field_width, precision, flags);
|
|
}
|
|
if (result < 0)
|
|
return -1;
|
|
continue;*/
|
|
|
|
case 'e':
|
|
case 'E':
|
|
case 'f':
|
|
case 'g':
|
|
case 'G':
|
|
if (qualifier == 'l' || qualifier == 'L' ) {
|
|
_ldouble = va_arg(args, long double);
|
|
|
|
if ( _isnanl(_ldouble) )
|
|
{
|
|
f += "Nan";
|
|
}
|
|
else if ( !_finitel(_ldouble) )
|
|
{
|
|
if ( _ldouble < 0 )
|
|
f += "-Inf";
|
|
else
|
|
f += "+Inf";
|
|
} else {
|
|
if ( precision == -1 )
|
|
precision = 6;
|
|
result = numberfl(f,_ldouble,*fmt,field_width,precision,flags);
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
}
|
|
} else {
|
|
_double = (double)va_arg(args, double);
|
|
|
|
if ( _isnan(_double) )
|
|
{
|
|
f += "Nan";
|
|
}
|
|
else if ( !_finite(_double) )
|
|
{
|
|
if ( _double < 0 )
|
|
f += "-Inf";
|
|
else
|
|
f += "+Inf";
|
|
}
|
|
else
|
|
{
|
|
if ( precision == -1 )
|
|
precision = 6;
|
|
result = numberf(f,_double,*fmt,field_width,precision,flags);
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
}
|
|
}
|
|
continue;
|
|
|
|
case 'p':
|
|
if (field_width == -1) {
|
|
field_width = 2*sizeof(void *);
|
|
flags |= ZEROPAD;
|
|
}
|
|
result = number(f,
|
|
(unsigned long) va_arg(args, void *), 16,
|
|
field_width, precision, flags);
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
continue;
|
|
|
|
case 'n':
|
|
if (qualifier == '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 'o':
|
|
base = 8;
|
|
break;
|
|
|
|
case 'b':
|
|
base = 2;
|
|
break;
|
|
|
|
case 'X':
|
|
flags |= LARGE;
|
|
case 'x':
|
|
base = 16;
|
|
break;
|
|
|
|
case 'd':
|
|
case 'i':
|
|
flags |= SIGN;
|
|
case 'u':
|
|
break;
|
|
|
|
default:
|
|
if (*fmt != '%')
|
|
{
|
|
f += '%';
|
|
}
|
|
if (*fmt)
|
|
{
|
|
f += *fmt;
|
|
}
|
|
else
|
|
--fmt;
|
|
continue;
|
|
}
|
|
|
|
if (qualifier == 'I')
|
|
num = va_arg(args, ULONGLONG);
|
|
else if (qualifier == 'l') {
|
|
if (flags & SIGN)
|
|
num = va_arg(args, long);
|
|
else
|
|
num = va_arg(args, unsigned long);
|
|
}
|
|
else if (qualifier == 'h') {
|
|
if (flags & SIGN)
|
|
num = va_arg(args, int);
|
|
else
|
|
num = va_arg(args, unsigned int);
|
|
}
|
|
else if (flags & SIGN)
|
|
num = va_arg(args, int);
|
|
else
|
|
num = va_arg(args, unsigned int);
|
|
result = number(f, num, base, field_width, precision, flags);
|
|
if (result < 0)
|
|
{
|
|
assert(!"TODO FIXME handle error better");
|
|
return f;
|
|
}
|
|
}
|
|
//putc('\0',f);
|
|
return f;
|
|
}
|