X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fmultibyte%2Fwcsnrtombs.c;h=a2e308b3be62e0eeb720a2ae19c4d16d14abb7aa;hp=666f6f3f20f5928bc158b319c1c635a31645dae0;hb=f4ded939bf90cd6baed6b4e723e54a62c9bdb6b9;hpb=0b44a0315b47dd8eced9f3b7f31580cf14bbfc01

diff --git a/src/multibyte/wcsnrtombs.c b/src/multibyte/wcsnrtombs.c
index 666f6f3f..a2e308b3 100644
--- a/src/multibyte/wcsnrtombs.c
+++ b/src/multibyte/wcsnrtombs.c
@@ -11,7 +11,7 @@
 
 #include "internal.h"
 
-size_t wcsnrtombs(char *dst, const wchar_t **wcs, size_t wn, size_t n, mbstate_t *st)
+size_t wcsnrtombs(char *restrict dst, const wchar_t **restrict wcs, size_t wn, size_t n, mbstate_t *restrict st)
 {
 	size_t l, cnt=0, n2;
 	char *s, buf[256];
@@ -20,7 +20,7 @@ size_t wcsnrtombs(char *dst, const wchar_t **wcs, size_t wn, size_t n, mbstate_t
 	if (!dst) s = buf, n = sizeof buf;
 	else s = dst;
 
-	while ( n && ( (n2=wn)>=n || n2>32 ) ) {
+	while ( ws && n && ( (n2=wn)>=n || n2>32 ) ) {
 		if (n2>=n) n2=n;
 		wn -= n2;
 		l = wcsrtombs(s, &ws, n2, 0);
@@ -35,10 +35,11 @@ size_t wcsnrtombs(char *dst, const wchar_t **wcs, size_t wn, size_t n, mbstate_t
 		}
 		cnt += l;
 	}
-	while (n && wn) {
+	if (ws) while (n && wn) {
 		l = wcrtomb(s, *ws, 0);
-		if (!(l+1)) {
-			cnt = l;
+		if ((l+1)<=1) {
+			if (!l) ws = 0;
+			else cnt = l;
 			break;
 		}
 		ws++; wn--;