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[libvirt] [PATCH] build: include correct header for time()



Found by ./autobuild.sh during a mingw cross-compile:

Commit 8a96e87 was not innocuous - glibc happens to leak the
definition of time() through other headers, so that even without
<sys/select.h>, virrandom.c compiled just fine.  But on mingw,
we were not so lucky; <sys/select.h> was important for its side
effect of dragging in <time.h>, and we now have nothing providing
the declaration of time():

../../src/util/virrandom.c: In function 'virRandomOnceInit':
../../src/util/virrandom.c:65:5: error: implicit declaration of function 'time' [-Werror=implicit-function-declaration]
     unsigned int seed = time(NULL) ^ getpid();
          ^
	  ../../src/util/virrandom.c:65:5: error: nested extern declaration of 'time' [-Werror=nested-externs]

Signed-off-by: Eric Blake <eblake redhat com>
---

Pushing under the build-breaker rule.

 src/util/virrandom.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/util/virrandom.c b/src/util/virrandom.c
index 4301f3f..67a8bd0 100644
--- a/src/util/virrandom.c
+++ b/src/util/virrandom.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012-2014 Red Hat, Inc.
+ * Copyright (C) 2012-2015 Red Hat, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -25,6 +25,7 @@
 #include <inttypes.h>
 #include <math.h>
 #include <strings.h>
+#include <time.h>

 #include "virrandom.h"
 #include "virthread.h"
-- 
2.1.0


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