X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fstdio%2Ffwide.c;h=8bab634ae0b50ad4245d38b52c00c8e1762c6ab5;hb=7c0c7a75ec8ecf3eedefc40bb4dae5aaa76d7108;hp=fdf8e4bb334706ad8e4d2f911de30876e50b3bd4;hpb=571744447c23f91feb6439948f3a619aca850dfb;p=musl

diff --git a/src/stdio/fwide.c b/src/stdio/fwide.c
index fdf8e4bb..8bab634a 100644
--- a/src/stdio/fwide.c
+++ b/src/stdio/fwide.c
@@ -1,13 +1,16 @@
 #include <wchar.h>
 #include "stdio_impl.h"
-
-#define SH (8*sizeof(int)-1)
-#define NORMALIZE(x) ((x)>>SH | -((-(x))>>SH))
+#include "locale_impl.h"
 
 int fwide(FILE *f, int mode)
 {
 	FLOCK(f);
-	if (!f->mode) mode = f->mode = NORMALIZE(mode);
+	if (mode) {
+		if (!f->locale) f->locale = MB_CUR_MAX==1
+			? C_LOCALE : UTF8_LOCALE;
+		if (!f->mode) f->mode = mode>0 ? 1 : -1;
+	}
+	mode = f->mode;
 	FUNLOCK(f);
 	return mode;
 }