From 95d7788eb062a6c6ba07bee516e4e8f1cc8a4db4 Mon Sep 17 00:00:00 2001
From: runge <runge>
Date: Sun, 14 Sep 2008 19:28:25 +0000
Subject: x11vnc: -sleepin m-n for random sleep. More mktemp and mkstemp
 protections. SSL_INIT_TIMEOUT=n env. var.  Fix macosx console X call bug. 
 Synchronize other projects sources.

---
 x11vnc/util.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

(limited to 'x11vnc/util.c')

diff --git a/x11vnc/util.c b/x11vnc/util.c
index 7b59bb2..8e18781 100644
--- a/x11vnc/util.c
+++ b/x11vnc/util.c
@@ -399,8 +399,23 @@ double rnow(void) {
 }
 
 double rfac(void) {
-	double f = (double) rand();
+	double f;
+	static int first = 1;
+
+	if (first) {
+		unsigned int s;
+		if (getenv("RAND_SEED")) {
+			s = (unsigned int) atoi(getenv("RAND_SEED"));
+		} else {
+			s = (unsigned int) ((int) getpid() + 100000 * rnow());
+		}
+		srand(s);
+		first = 0;
+	}
+
+	f = (double) rand();
 	f = f / ((double) RAND_MAX);
+
 	return f;
 }
 
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