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Dependents: HelloWorld_CCA01M1 HelloWorld_CCA02M1 CI-data-logger-server HelloWorld_CCA02M1 ... more
This is a fork of the events subdirectory of https://github.com/ARMmbed/mbed-os.
Note, you must import this library with import name: events!!!
Diff: hal/common/retarget.cpp
- Revision:
- 7721:6f7c7f16fd17
- Parent:
- 7648:75e4c00cee42
- Parent:
- 7720:7391e7e92fda
- Child:
- 8146:853c461cbdc0
- Child:
- 7985:90dbfa1a67e6
--- a/hal/common/retarget.cpp Fri Sep 09 17:58:13 2016 -0500
+++ b/hal/common/retarget.cpp Fri Sep 09 17:59:37 2016 -0500
@@ -712,6 +712,43 @@
{
__rtos_env_unlock(_r);
}
+
+#define CXA_GUARD_INIT_DONE (1 << 0)
+#define CXA_GUARD_INIT_IN_PROGRESS (1 << 1)
+#define CXA_GUARD_MASK (CXA_GUARD_INIT_DONE | CXA_GUARD_INIT_IN_PROGRESS)
+
+extern "C" int __cxa_guard_acquire(int *guard_object_p)
+{
+ uint8_t *guard_object = (uint8_t *)guard_object_p;
+ if (CXA_GUARD_INIT_DONE == (*guard_object & CXA_GUARD_MASK)) {
+ return 0;
+ }
+ singleton_lock();
+ if (CXA_GUARD_INIT_DONE == (*guard_object & CXA_GUARD_MASK)) {
+ singleton_unlock();
+ return 0;
+ }
+ MBED_ASSERT(0 == (*guard_object & CXA_GUARD_MASK));
+ *guard_object = *guard_object | CXA_GUARD_INIT_IN_PROGRESS;
+ return 1;
+}
+
+extern "C" void __cxa_guard_release(int *guard_object_p)
+{
+ uint8_t *guard_object = (uint8_t *)guard_object_p;
+ MBED_ASSERT(CXA_GUARD_INIT_IN_PROGRESS == (*guard_object & CXA_GUARD_MASK));
+ *guard_object = (*guard_object & ~CXA_GUARD_MASK) | CXA_GUARD_INIT_DONE;
+ singleton_unlock();
+}
+
+extern "C" void __cxa_guard_abort(int *guard_object_p)
+{
+ uint8_t *guard_object = (uint8_t *)guard_object_p;
+ MBED_ASSERT(CXA_GUARD_INIT_IN_PROGRESS == (*guard_object & CXA_GUARD_MASK));
+ *guard_object = *guard_object & ~CXA_GUARD_INIT_IN_PROGRESS;
+ singleton_unlock();
+}
+
#endif
void *operator new(std::size_t count)