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-rw-r--r--Libraries/LibC/stdlib.cpp18
1 files changed, 10 insertions, 8 deletions
diff --git a/Libraries/LibC/stdlib.cpp b/Libraries/LibC/stdlib.cpp
index 8e9e65bc50..84e634deea 100644
--- a/Libraries/LibC/stdlib.cpp
+++ b/Libraries/LibC/stdlib.cpp
@@ -106,14 +106,13 @@ static inline T strtol_impl(const char* nptr, char** endptr, int base)
extern "C" {
-typedef void (*__atexit_handler)();
-static int __atexit_handler_count = 0;
-static __atexit_handler __atexit_handlers[32];
+// Itanium C++ ABI methods defined in crt0.cpp
+extern int __cxa_atexit(void (*function)(void*), void* paramter, void* dso_handle);
+extern void __cxa_finalize(void* dso_handle);
void exit(int status)
{
- for (int i = 0; i < __atexit_handler_count; ++i)
- __atexit_handlers[i]();
+ __cxa_finalize(nullptr);
extern void _fini();
_fini();
fflush(stdout);
@@ -122,11 +121,14 @@ void exit(int status)
ASSERT_NOT_REACHED();
}
+static void __atexit_to_cxa_atexit(void* handler)
+{
+ reinterpret_cast<void (*)()>(handler)();
+}
+
int atexit(void (*handler)())
{
- ASSERT(__atexit_handler_count < 32);
- __atexit_handlers[__atexit_handler_count++] = handler;
- return 0;
+ return __cxa_atexit(__atexit_to_cxa_atexit, (void*)handler, nullptr);
}
void abort()