Move internal headers out of the include directory

1 files changed, 21 insertions, 0 deletions

diff --git a/common/static_assert.h b/common/static_assert.h
new file mode 100644
index 00000000..bf0ce065
--- /dev/null
+++ b/common/static_assert.h
@@ -0,0 +1,21 @@
+#ifndef AL_STATIC_ASSERT_H
+#define AL_STATIC_ASSERT_H
+
+#include <assert.h>
+
+
+#ifndef static_assert
+#ifdef HAVE_C11_STATIC_ASSERT
+#define static_assert _Static_assert
+#else
+#define CTASTR2(_pre,_post) _pre##_post
+#define CTASTR(_pre,_post) CTASTR2(_pre,_post)
+#if defined(__COUNTER__)
+#define static_assert(_cond, _msg) typedef struct { int CTASTR(static_assert_failed_at_line_,__LINE__) : !!(_cond); } CTASTR(static_assertion_,__COUNTER__)
+#else
+#define static_assert(_cond, _msg) struct { int CTASTR(static_assert_failed_at_line_,__LINE__) : !!(_cond); }
+#endif
+#endif
+#endif
+
+#endif /* AL_STATIC_ASSERT_H */