#include "stdio_impl.h"
#include <limits.h>
-#include <string.h>
#include <errno.h>
#include <stdint.h>
+#include <stdlib.h>
#include <wchar.h>
struct cookie {
if (s!=f->wbase && sw_write(f, f->wbase, f->wpos-f->wbase)==-1)
return -1;
while (c->l && l && (i=mbtowc(c->ws, (void *)s, l))>=0) {
+ if (!i) i=1;
s+=i;
l-=i;
c->l--;
int vswprintf(wchar_t *restrict s, size_t n, const wchar_t *restrict fmt, va_list ap)
{
int r;
- FILE f;
unsigned char buf[256];
struct cookie c = { s, n-1 };
+ FILE f = {
+ .lbf = EOF,
+ .write = sw_write,
+ .lock = -1,
+ .buf = buf,
+ .buf_size = sizeof buf,
+ .cookie = &c,
+ };
- memset(&f, 0, sizeof(FILE));
- f.lbf = EOF;
- f.write = sw_write;
- f.buf_size = sizeof buf;
- f.buf = buf;
- f.lock = -1;
- f.cookie = &c;
if (!n) {
return -1;
} else if (n > INT_MAX) {