summaryrefslogtreecommitdiff
path: root/src/stdio/fputws.c
blob: 5723cbcd7a573a2879f25339be378dc817388025 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
#include "stdio_impl.h"
#include <wchar.h>

int fputws(const wchar_t *restrict ws, FILE *restrict f)
{
	unsigned char buf[BUFSIZ];
	size_t l=0;

	FLOCK(f);

	f->mode |= f->mode+1;

	while (ws && (l = wcsrtombs((void *)buf, (void*)&ws, sizeof buf, 0))+1 > 1)
		if (__fwritex(buf, l, f) < l) {
			FUNLOCK(f);
			return -1;
		}

	FUNLOCK(f);

	return l; /* 0 or -1 */
}

weak_alias(fputws, fputws_unlocked);