From dbff4652bc09a88e931c859ab63b33e94a2c3ee3 Mon Sep 17 00:00:00 2001
From: Linus Nordberg <linus@nordberg.se>
Date: Mon, 26 Aug 2013 12:04:07 +0200
Subject: Return free memory more aggressively.

Have free(3) call sbrk(2) when there's 4 MB to free (default on Linux
seems to be 128).

Patch by Fabian Mauchle.

Conflicts:
	configure.ac
---
 radsecproxy.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'radsecproxy.c')

diff --git a/radsecproxy.c b/radsecproxy.c
index 56abe3e..d05f9c9 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -52,6 +52,9 @@
 #include <string.h>
 #include <unistd.h>
 #include <limits.h>
+#if defined(HAVE_MALLOPT)
+#include <malloc.h>
+#endif
 #ifdef SYS_SOLARIS9
 #include <fcntl.h>
 #endif
@@ -3348,6 +3351,10 @@ int radsecproxy_main(int argc, char **argv) {
 	debugx(1, DBG_ERR, "pthread_attr_init failed");
     if (pthread_attr_setstacksize(&pthread_attr, PTHREAD_STACK_SIZE))
 	debugx(1, DBG_ERR, "pthread_attr_setstacksize failed");
+#if defined(HAVE_MALLOPT)
+    if (mallopt(M_TRIM_THRESHOLD, 4 * 1024) != 1)
+	debugx(1, DBG_ERR, "mallopt failed");
+#endif
 
     for (i = 0; i < RAD_PROTOCOUNT; i++)
 	protodefs[i] = protoinits[i](i);
-- 
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