From 3a7f02352a458c592ae23ed93228636535af1831 Mon Sep 17 00:00:00 2001
From: Drazen Kacar <dave@srce.hr>
Date: Wed, 31 Mar 1999 07:48:37 +0000
Subject: [PATCH] make it work with Solaris 2.6 and older. A part of it should
 be moved to

1999-03-31  Drazen Kacar  <dave@srce.hr>

        * loadavg.c: make it work with Solaris 2.6 and older. A part
        of it should be moved to open.c.
---
 sysdeps/solaris/ChangeLog |  5 +++++
 sysdeps/solaris/loadavg.c | 35 +++++++++++++++++++++++++++++++++--
 2 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/sysdeps/solaris/ChangeLog b/sysdeps/solaris/ChangeLog
index 6e7627d3..c829779b 100644
--- a/sysdeps/solaris/ChangeLog
+++ b/sysdeps/solaris/ChangeLog
@@ -1,3 +1,8 @@
+1999-03-31  Drazen Kacar  <dave@srce.hr>
+
+	* loadavg.c: make it work with Solaris 2.6 and older. A part
+	of it should be moved to open.c.
+
 1999-03-19  Martin Baulig  <martin@home-of-linux.org>
 
 	Added first kstat based implementation for Solaris 7.
diff --git a/sysdeps/solaris/loadavg.c b/sysdeps/solaris/loadavg.c
index c35c180b..8629acb9 100644
--- a/sysdeps/solaris/loadavg.c
+++ b/sysdeps/solaris/loadavg.c
@@ -24,7 +24,12 @@
 #include <glibtop.h>
 #include <glibtop/loadavg.h>
 
+#ifdef HAVE_GETLOADAVG
 #include <sys/loadavg.h>
+#else
+#include <sys/param.h>
+#include <kstat.h>
+#endif
 
 static const unsigned long _glibtop_sysdeps_loadavg =
 (1 << GLIBTOP_LOADAVG_LOADAVG);
@@ -37,15 +42,41 @@ glibtop_init_loadavg_s (glibtop *server)
 	server->sysdeps.loadavg = _glibtop_sysdeps_loadavg;
 }
 
-/* Provides load averange. */
+/* Provides load average. */
 
 void
 glibtop_get_loadavg_s (glibtop *server, glibtop_loadavg *buf)
 {
+#ifndef HAVE_GETLOADAVG
+	kstat_ctl_t *kc;
+	static kstat_t *ksp = NULL;
+	kid_t k;
+	int i;
+	static char *avestrings[] = { "avenrun_1min",
+	   			      "avenrun_5min",
+				      "avenrun_15min" };
+#endif
 	memset (buf, 0, sizeof (glibtop_loadavg));
 
+#ifdef HAVE_GETLOADAVG
 	if (getloadavg (buf->loadavg, 3))
 		return;
-
+#else
+	kc = server->machine.kc;
+	if((k = kstat_chain_update(kc)) < 0)
+	   	return;
+	if(k || !ksp)
+		if(!(ksp = kstat_lookup(kc, "unix", 0, "system_misc")))
+	   		return;
+	if(kstat_read(kc, ksp, 0) < 0)
+	   	return;
+	for(i = 0; i < 3; ++i) /* Do we have a countof macro? */
+	{
+	   	kstat_named_t *kn;
+		kn = (kstat_named_t *)kstat_data_lookup(ksp, avestrings[i]);
+		if(kn)
+		   	buf->loadavg[i] = (double)kn->value.ul / FSCALE;
+	}
+#endif
 	buf->flags = _glibtop_sysdeps_loadavg;
 }