From d5ae799b8792708cad68d57c966b562dc442dccd Mon Sep 17 00:00:00 2001
From: Ton Voon <tonvoon@users.sourceforge.net>
Date: Thu, 19 Aug 2004 19:05:49 +0000
Subject: Patch for tru64 using swapctl calls (Sean Finney)

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@890 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/configure.in b/configure.in
index e207d95..3154af0 100644
--- a/configure.in
+++ b/configure.in
@@ -4,7 +4,7 @@ AC_PREREQ(2.50)
 AC_INIT(nagios-plugins,1.4.0alpha2)
 AC_CONFIG_SRCDIR(Helper.pm)
 AM_INIT_AUTOMAKE
-AC_CONFIG_HEADER(config.h)
+AM_CONFIG_HEADER(config.h)
 AC_CANONICAL_HOST
 
 RELEASE=1
@@ -1388,6 +1388,23 @@ fi
 dnl end if for PATH_TO_SWAPCTL
 fi
 
+dnl
+dnl test for swapctl system call, as found in tru64 and solaris
+dnl note: the way the ifdef logic in check_swap is right now,
+dnl this will only affect systems that don't pass one of the
+dnl earlier tests.
+dnl
+AC_CHECK_HEADERS([sys/swap.h sys/stat.h sys/param.h])
+AC_CHECK_DECLS([swapctl],,,[
+	#include <sys/types.h>
+	#include <sys/stat.h>
+	#include <sys/swap.h>
+	])
+dnl
+dnl end test for swapctl system call
+dnl
+
+
 if test "x$ac_cv_have_swap" != "x" 
 then
 	AC_DEFINE(HAVE_SWAP,1,[Define if swap/swapinfo command is found])
diff --git a/plugins/check_swap.c b/plugins/check_swap.c
index 1155ed0..f6bbd33 100644
--- a/plugins/check_swap.c
+++ b/plugins/check_swap.c
@@ -52,7 +52,7 @@ main (int argc, char **argv)
 {
 	int percent_used, percent;
 	unsigned long long total_swap = 0, used_swap = 0, free_swap = 0;
-	unsigned long long dsktotal, dskused, dskfree, tmp;
+	unsigned long long dsktotal = 0, dskused = 0, dskfree = 0, tmp = 0;
 	int result = STATE_OK;
 	char input_buffer[MAX_INPUT_BUFFER];
 	char *perf;
@@ -64,6 +64,11 @@ main (int argc, char **argv)
 	char *temp_buffer;
 	char *swap_command;
 	char *swap_format;
+# else
+#  ifdef HAVE_DECL_SWAPCTL
+	int i=0, nswaps=0;
+	swaptbl_t tbl;
+#  endif /* HAVE_DECL_SWAPCTL */
 # endif
 #endif
 	char str[32];
@@ -230,6 +235,43 @@ main (int argc, char **argv)
 	/* close the pipe */
 	if (spclose (child_process))
 		result = max_state (result, STATE_WARNING);
+# else
+#  ifdef HAVE_DECL_SWAPCTL
+
+	/* initialize swap table entries */
+	memset(&tbl, 0, sizeof(swaptbl_t));
+	tbl.swt_ent[0].ste_path=(char*)malloc(sizeof(char)*(MAXPATHLEN+1));
+	memset(tbl.swt_ent[0].ste_path, 0, sizeof(char)*(MAXPATHLEN+1));
+	tbl.swt_n=1;
+
+	/* get the number of active swap devices */
+	nswaps=swapctl(SC_GETNSWP, NULL);
+
+	/* and now, tally 'em up */
+	for(i=0;i<nswaps;i++){
+		swapctl(SC_LIST, &tbl);
+		/* on tru64, swap is stored in 8k pages.  i'd
+		   use conv_factor or SWAP_CONVERSION, but they're
+		   both buried under a bunch of ifdef's.  ideally
+		   all functions could call getpagesize(2)...  */
+		dsktotal = tbl.swt_ent[0].ste_pages / 128;
+		dskfree = tbl.swt_ent[0].ste_free / 128;
+		dskused = ( total_swap - free_swap );
+
+		if(allswaps && dsktotal > 0){
+			percent = 100 * (((double) dskused) / ((double) dsktotal));
+			result = max_state (result, check_swap (percent, dskfree));
+		}
+
+		total_swap += dsktotal;
+		free_swap += dskfree;
+		used_swap += dskused;
+	}
+
+	/* and clean up after ourselves */
+	free(tbl.swt_ent[0].ste_path);
+
+#  endif /* HAVE_DECL_SWAPCTL */
 # endif /* HAVE_SWAP */
 #endif /* HAVE_PROC_MEMINFO */
 
diff --git a/plugins/common.h b/plugins/common.h
index 3e89252..d878271 100644
--- a/plugins/common.h
+++ b/plugins/common.h
@@ -98,6 +98,18 @@
 #include <locale.h>
 #endif
 
+#ifdef HAVE_DECL_SWAPCTL
+# ifdef HAVE_SYS_SWAP_H
+#  include <sys/swap.h>
+# endif
+# ifdef HAVE_SYS_STAT_H
+#  include <sys/stat.h>
+# endif
+# ifdef HAVE_SYS_PARAM_H
+#  include <sys/param.h>
+# endif
+#endif
+
 /*
  *
  * Missing Functions
-- 
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