util: modernize a few functions with automatic cleanup variables

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

diff --git a/src/shared/macro.h b/src/shared/macro.h
index 1c0aa915ad3e86387ef8d949794eda090222b175..eb9a8c0a72c1233247b875cd8e8617b093864bfd 100644 (file)
--- a/src/shared/macro.h
+++ b/src/shared/macro.h
@@ -1,7 +1,6 @@
 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
 
-#ifndef foomacrohfoo
-#define foomacrohfoo
+#pragma once
 
 /***
   This file is part of systemd.
@@ -45,6 +44,7 @@
 #define _hidden_ __attribute__ ((visibility("hidden")))
 #define _weakref_(x) __attribute__((weakref(#x)))
 #define _introspect_(x) __attribute__((section("introspect." x)))
+#define _alignas_(x) __attribute__((aligned(__alignof(x))))
 
 #define XSTRINGIFY(x) #x
 #define STRINGIFY(x) XSTRINGIFY(x)
@@ -187,6 +187,8 @@ static inline size_t IOVEC_INCREMENT(struct iovec *i, unsigned n, size_t k) {
         return k;
 }
 
-#include "log.h"
+#define _cleanup_free_ __attribute__((cleanup(freep)))
+#define _cleanup_fclose_ __attribute__((cleanup(fclosep)))
+#define _cleanup_close_ __attribute__((cleanup(closep)))
 
-#endif
+#include "log.h"