sys/include/c11_atomics_compat.hpp: fix for esp32

Fixes a problem with redefining ATOMIC_VAR_INIT for esp32
RIOT-OS · May 4, 2020 · 6c8b1f1 · 6c8b1f1
1 parent 8ef9f0f
commit 6c8b1f1
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/sys/include/c11_atomics_compat.hpp b/sys/include/c11_atomics_compat.hpp
@@ -36,7 +36,9 @@
  * atomic_int foo = ATOMIC_VAR_INIT(42);
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
+#ifndef ATOMIC_VAR_INIT
 #define ATOMIC_VAR_INIT(x) { x }
+#endif
 
 /**
   * @brief Type with the same alignment and size as `atomic_bool`