From ed5c5dbde1575d74c87ae9856fe61268d7ae8f4b Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Sun, 14 Apr 2013 17:43:59 +0200
Subject: util: introduce alloca0() and use it at a number of places

---
 src/shared/util.h | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/shared/util.h')

diff --git a/src/shared/util.h b/src/shared/util.h
index ad9753655a..b33fdb5b7a 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -657,3 +657,11 @@ static inline unsigned decimal_str_max(unsigned x) {
 }
 
 int unlink_noerrno(const char *path);
+
+#define alloca0(n)                                                      \
+        ({                                                              \
+                char *__new;                                            \
+                size_t __len = n;                                       \
+                __new = alloca(__len);                                  \
+                (void *) memset(__new, 0, __len);                       \
+        })
-- 
cgit v1.2.3-54-g00ecf