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mips clone: don't free stack space used to copy arg
[musl]
/
src
/
exit
/
exit.c
diff --git
a/src/exit/exit.c
b/src/exit/exit.c
index
1ff19db
..
e4aeaf1
100644
(file)
--- a/
src/exit/exit.c
+++ b/
src/exit/exit.c
@@
-2,29
+2,30
@@
#include <unistd.h>
#include <stdio.h>
#include "libc.h"
#include <unistd.h>
#include <stdio.h>
#include "libc.h"
+#include "atomic.h"
+#include "syscall.h"
static void dummy()
{
}
static void dummy()
{
}
-/* __to
write.c
and atexit.c override these */
+/* __to
read.c, __towrite.c,
and atexit.c override these */
weak_alias(dummy, __funcs_on_exit);
weak_alias(dummy, __funcs_on_exit);
-weak_alias(dummy, __fflush_on_exit);
+weak_alias(dummy, __flush_on_exit);
+weak_alias(dummy, __seek_on_exit);
void exit(int code)
{
static int lock;
/* If more than one thread calls exit, hang until _Exit ends it all */
void exit(int code)
{
static int lock;
/* If more than one thread calls exit, hang until _Exit ends it all */
-
LOCK(&lock
);
+
while (a_swap(&lock, 1)) __syscall(SYS_pause
);
- /* Only do atexit & stdio flush if they were actually used */
__funcs_on_exit();
__funcs_on_exit();
- __fflush_on_exit();
-
- /* Destructor s**t is kept separate from atexit to avoid bloat */
if (libc.fini) libc.fini();
if (libc.ldso_fini) libc.ldso_fini();
if (libc.fini) libc.fini();
if (libc.ldso_fini) libc.ldso_fini();
+ __flush_on_exit();
+ __seek_on_exit();
_Exit(code);
for(;;);
_Exit(code);
for(;;);