#include <string.h>
#include <stdarg.h>
#include <stddef.h>
+#include <stdlib.h>
#include <wchar.h>
#include <inttypes.h>
#include <math.h>
else re=LDBL_MANT_DIG/4-1-p;
if (re) {
+ round *= 1<<(LDBL_MANT_DIG%4);
while (re--) round*=16;
if (*prefix=='-') {
y=-y;
if (f->mode < 1) f->flags &= ~F_ERR;
if (!f->buf_size) {
saved_buf = f->buf;
- f->wpos = f->wbase = f->buf = internal_buf;
+ f->buf = internal_buf;
f->buf_size = sizeof internal_buf;
- f->wend = internal_buf + sizeof internal_buf;
+ f->wpos = f->wbase = f->wend = 0;
}
- ret = printf_core(f, fmt, &ap2, nl_arg, nl_type);
+ if (!f->wend && __towrite(f)) ret = -1;
+ else ret = printf_core(f, fmt, &ap2, nl_arg, nl_type);
if (saved_buf) {
f->write(f, 0, 0);
if (!f->wpos) ret = -1;