tree-wide: drop 'This file is part of systemd' blurb

[elogind.git] / src / basic / macro.h

diff --git a/src/basic/macro.h b/src/basic/macro.h
index 6b3c3d04df9e85c997cdf5426547fa1d86288c0b..4d33e702829cea42a582e82d5d75a9dd5504cc39 100644 (file)
--- a/src/basic/macro.h
+++ b/src/basic/macro.h
@@ -2,8 +2,6 @@
 #pragma once
 
 /***
-  This file is part of systemd.
-
   Copyright 2010 Lennart Poettering
 ***/
 
@@ -350,13 +348,15 @@ static inline unsigned long ALIGN_POWER2(unsigned long u) {
         ({                                              \
                 typeof(x) _x_ = (x);                    \
                 unsigned ans = 1;                       \
-                while (_x_ /= 10)                       \
+                while ((_x_ /= 10) != 0)                \
                         ans++;                          \
                 ans;                                    \
         })
 
 #define SET_FLAG(v, flag, b) \
         (v) = (b) ? ((v) | (flag)) : ((v) & ~(flag))
+#define FLAGS_SET(v, flags) \
+        (((v) & (flags)) == (flags))
 
 #define CASE_F(X) case X:
 #define CASE_F_1(CASE, X) CASE_F(X)