Merge pull request #2 from adafruit/master

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1 files changed, 7 insertions, 0 deletions

diff --git a/supervisor/shared/stack.h b/supervisor/shared/stack.h
index 3a5c18e7d..1fb43be57 100755
--- a/supervisor/shared/stack.h
+++ b/supervisor/shared/stack.h
@@ -37,5 +37,12 @@ void stack_init(void);
 void stack_resize(void);
 void set_next_stack_size(uint32_t size);
 uint32_t get_current_stack_size(void);
+bool stack_ok(void);
+
+// Use this after any calls into a library which may use a lot of stack. This will raise a Python
+// exception when the stack has likely overwritten a portion of the heap.
+void assert_heap_ok(void);
+
+#define STACK_CANARY_VALUE 0x017829ef
 
 #endif  // MICROPY_INCLUDED_SUPERVISOR_STACK_H