#ifndef NO_LOCALE
static struct lconv *locale = 0;
#endif
-static char *radix = ".", *plus = "+", *minus = "-";
+static const char *radix = ".", *plus = "+", *minus = "-";
static char *
readreal(char *ptr, double *result)
static char *
xlfd_double_to_text(double value, char *buffer, int space_required)
{
- char formatbuf[40];
register char *p1;
int ndigits, exponent;
minus = locale->negative_sign;
}
#endif
- /* Compute a format to use to render the number */
- sprintf(formatbuf, "%%.%dle", XLFD_NDIGITS);
if (space_required)
*buffer++ = ' ';
/* Render the number using printf's idea of formatting */
- sprintf(buffer, formatbuf, value);
+ sprintf(buffer, "%.*le", XLFD_NDIGITS, value);
/* Find and read the exponent value */
for (p1 = buffer + strlen(buffer);
if (exponent >= XLFD_NDIGITS || ndigits - exponent > XLFD_NDIGITS + 1)
{
/* Scientific */
- sprintf(formatbuf, "%%.%dle", ndigits - 1);
- sprintf(buffer, formatbuf, value);
+ sprintf(buffer, "%.*le", ndigits - 1, value);
}
else
{
/* Fixed */
ndigits -= exponent + 1;
if (ndigits < 0) ndigits = 0;
- sprintf(formatbuf, "%%.%dlf", ndigits);
- sprintf(buffer, formatbuf, value);
+ sprintf(buffer, "%.*lf", ndigits, value);
if (exponent < 0)
{
p1 = buffer;
* If not IEEE 754: Let printf() do it for you.
*/
- char formatbuf[40], buffer[40];
+ char buffer[40];
- sprintf(formatbuf, "%%.%dlg", XLFD_NDIGITS);
- sprintf(buffer, formatbuf, x);
+ sprintf(buffer, "%.*lg", XLFD_NDIGITS, x);
return atof(buffer);
}
}