1 files changed, 43 insertions, 0 deletions
diff --git a/include/assert.h b/include/assert.h
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index 00000000..8fdc2fe2
--- /dev/null
+++ b/include/assert.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2010 Richard Braun.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _ASSERT_H
+#define _ASSERT_H
+
+#define static_assert _Static_assert
+
+#ifdef NDEBUG
+#define assert(expression) ((void)(expression))
+#else /* NDEBUG */
+
+#include <kern/macros.h>
+#include <kern/panic.h>
+
+/*
+ * Panic if the given expression is false.
+ */
+#define assert(expression)                                          \
+MACRO_BEGIN                                                         \
+    if (unlikely(!(expression))) {                                  \
+        panic("assertion (%s) failed in %s:%d, function %s()",      \
+              __QUOTE(expression), __FILE__, __LINE__, __func__);   \
+    }                                                               \
+MACRO_END
+
+#endif /* NDEBUG */
+
+#endif /* _ASSERT_H */