vmprof
diff --git a/‎setup.py‎
Lines changed: 1 addition & 1 deletion b/‎setup.py‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎src/vmp_stack.c‎
Lines changed: 12 additions & 3 deletions b/‎src/vmp_stack.c‎
Lines changed: 12 additions & 3 deletions
@@ -25,7 +25,7 @@ def run(self):
         libraries = []
         extra_compile_args = ['-DVMPROF_WINDOWS=1']
     elif sys.platform == 'darwin':
-        libraries = []
+        libraries = ['unwind']
         extra_compile_args = ['-Wno-unused']
         extra_compile_args += ['-DVMPROF_APPLE=1']
         extra_compile_args += ['-DVMPROF_UNIX=1']
 
@@ -204,16 +204,25 @@ int vmp_walk_and_record_stack(PY_STACK_FRAME_T *frame, void ** result,
     unw_cursor_t cursor;
     unw_context_t uc;
     unw_proc_info_t pip;
+    int ret;
 
     if (vmp_native_enabled() == 0) {
         return vmp_walk_and_record_python_stack_only(frame, result, max_depth, 0, pc);
     }
 
-    unw_getcontext(&uc);
-    int ret = unw_init_local(&cursor, &uc);
+    ret = unw_getcontext(&uc);
     if (ret < 0) {
         // could not initialize lib unwind cursor and context
-        return 0;
+        printf(stderr, "WARNING: unw_getcontext did not retreive context, switching to python profiling mode \n");
+        vmp_native_disable();
+        return vmp_walk_and_record_python_stack_only(frame, result, max_depth, 0, pc);
+    }
+    ret = unw_init_local(&cursor, &uc);
+    if (ret < 0) {
+        // could not initialize lib unwind cursor and context
+        printf(stderr, "WARNING: unw_init_local did not succeed, switching to python profiling mode \n");
+        vmp_native_disable();
+        return vmp_walk_and_record_python_stack_only(frame, result, max_depth, 0, pc);
     }
 
     if (signal < 0) {