fix erroneous stop before input limit in mbsnrtowcs and wcsnrtombs

[musl] / src / stdio / __stdio_exit.c

diff --git a/src/stdio/__stdio_exit.c b/src/stdio/__stdio_exit.c
index 3f87e7e..191b445 100644 (file)
--- a/src/stdio/__stdio_exit.c
+++ b/src/stdio/__stdio_exit.c
@@ -1,6 +1,6 @@
 #include "stdio_impl.h"
 
-static FILE *const dummy_file = 0;
+static FILE *volatile dummy_file = 0;
 weak_alias(dummy_file, __stdin_used);
 weak_alias(dummy_file, __stdout_used);
 weak_alias(dummy_file, __stderr_used);
@@ -8,7 +8,7 @@ weak_alias(dummy_file, __stderr_used);
 static void close_file(FILE *f)
 {
        if (!f) return;
-       FLOCK(f);
+       FFINALLOCK(f);
        if (f->wpos > f->wbase) f->write(f, 0, 0);
        if (f->rpos < f->rend) f->seek(f, f->rpos-f->rend, SEEK_CUR);
 }
@@ -16,8 +16,9 @@ static void close_file(FILE *f)
 void __stdio_exit(void)
 {
        FILE *f;
-       OFLLOCK();
-       for (f=libc.ofl_head; f; f=f->next) close_file(f);
+       for (f=*__ofl_lock(); f; f=f->next) close_file(f);
        close_file(__stdin_used);
        close_file(__stdout_used);
 }
+
+weak_alias(__stdio_exit, __stdio_exit_needed);