core: added RIOT's own assert macro

core/include/assert.h

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2015 INRIA
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @addtogroup  core_util
+ *
+ * @{
+ * @file
+ * @brief       POSIX.1-2008 compliant version of the assert macro
+ *
+ * @author      Oliver Hahm <oliver.hahm@inria.fr>
+ */
+
+#ifndef ASSERT_H
+#define ASSERT_H
+
+#include "panic.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief    abort the program if assertion is false
+ *
+ * If the macro NDEBUG was defined at the moment <assert.h> was last included,
+ * the macro assert() generates no code, and hence does nothing at all.
+ *
+ * Otherwise, the macro assert() prints an error message to standard error and
+ * terminates the application by calling core_panic().
+ *
+ * The purpose of this macro is to help programmers find bugs in their
+ * programs.
+ */
+
+#ifdef NDEBUG
+#define assert(ignore)((void) 0)
+#else
+#define assert(cond) ((cond) ? (void)0 : core_panic(PANIC_ASSERT_FAIL, "assert"))
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ASSERT_H */
+/** @} */