diff options
Diffstat (limited to 'util.h')
-rw-r--r-- | util.h | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -54,6 +54,20 @@ inline T& REF(const T& val) return (T&)val;
}
+// Align by increasing pointer, must have extra space at end of buffer
+template <size_t nBytes, typename T>
+T* alignup(T* p)
+{
+ union
+ {
+ T* ptr;
+ size_t n;
+ } u;
+ u.ptr = p;
+ u.n = (u.n + (nBytes-1)) & ~(nBytes-1);
+ return u.ptr;
+}
+
#ifdef __WXMSW__
#define MSG_NOSIGNAL 0
#define MSG_DONTWAIT 0
|