summaryrefslogtreecommitdiff
path: root/src/Runtime
diff options
context:
space:
mode:
Diffstat (limited to 'src/Runtime')
-rw-r--r--src/Runtime/NMWException.h16
-rw-r--r--src/Runtime/abort_exit.c17
-rw-r--r--src/Runtime/global_destructor_chain.c22
3 files changed, 55 insertions, 0 deletions
diff --git a/src/Runtime/NMWException.h b/src/Runtime/NMWException.h
new file mode 100644
index 0000000..49b623e
--- /dev/null
+++ b/src/Runtime/NMWException.h
@@ -0,0 +1,16 @@
+#ifndef NMWEXCEPTION_H
+#define NMWEXCEPTION_H
+
+typedef void (dtor_func)(void *object, int free_object);
+typedef struct destructor_chain dtor_chain;
+
+struct destructor_chain {
+ dtor_chain *next;
+ dtor_func *destructor;
+ void *object;
+};
+
+void *__register_global_object(void *object, dtor_func *destructor, dtor_chain *regmem);
+void __destroy_global_chain();
+
+#endif
diff --git a/src/Runtime/abort_exit.c b/src/Runtime/abort_exit.c
new file mode 100644
index 0000000..43b1a0c
--- /dev/null
+++ b/src/Runtime/abort_exit.c
@@ -0,0 +1,17 @@
+void __destroy_global_chain();
+
+extern void (*_dtors[])(void);
+
+int __aborting;
+
+
+void exit(int state) {
+ void (**dtor)(void);
+ if (!__aborting) {
+ dtor = _dtors;
+ while (*dtor != 0) {
+ (*dtor)();
+ dtor++;
+ }
+ }
+}
diff --git a/src/Runtime/global_destructor_chain.c b/src/Runtime/global_destructor_chain.c
new file mode 100644
index 0000000..b96c8f3
--- /dev/null
+++ b/src/Runtime/global_destructor_chain.c
@@ -0,0 +1,22 @@
+#include "NMWException.h"
+
+dtor_chain *__global_destructor_chain;
+
+extern void *__register_global_object(void *object, dtor_func *destructor, dtor_chain *regmem) {
+ regmem->next = __global_destructor_chain;
+ regmem->destructor = destructor;
+ regmem->object = object;
+ __global_destructor_chain = regmem;
+ return object;
+}
+
+extern void __destroy_global_chain() {
+ dtor_chain *iter = __global_destructor_chain;
+ while (__global_destructor_chain != 0) {
+ iter = __global_destructor_chain;
+ __global_destructor_chain = __global_destructor_chain->next;
+ iter->destructor(iter->object, -1);
+ }
+}
+
+__declspec(section ".dtors") static void* const __destroy_global_chain_reference = __destroy_global_chain;