cleanup mbstowcs wrapper

[musl] / src / stdio / __toread.c

diff --git a/src/stdio/__toread.c b/src/stdio/__toread.c
index f00cc46..2e804f6 100644 (file)
--- a/src/stdio/__toread.c
+++ b/src/stdio/__toread.c
@@ -12,3 +12,13 @@ int __toread(FILE *f)
        f->rpos = f->rend = f->buf;
        return 0;
 }
+
+static const int dummy = 0;
+weak_alias(dummy, __towrite_used);
+
+void __stdio_exit(void);
+
+void __seek_on_exit()
+{
+       if (!__towrite_used) __stdio_exit();
+}