From f0446c10f23af1fd088535ac6cfe119c8f3c0efe Mon Sep 17 00:00:00 2001
From: Havard Eidnes <he@uninett.no>
Date: Sat, 19 Dec 2015 17:06:44 +0100
Subject: [PATCH] Provide the configuration tests for NetBSD.

Absent guidance to the contrary, getting this applied is a
precondition for the individual plugin updates I'll subsequently
submit pull requests for.
---
 configure.ac | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/configure.ac b/configure.ac
index fc1e11c1..72844dbf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,6 +99,10 @@ case $host_os in
 	AC_DEFINE([KERNEL_OPENBSD], 1, [True if program is to be compiled for an OpenBSD kernel])
 	ac_system="OpenBSD"
 	;;
+	*netbsd*)
+	AC_DEFINE([KERNEL_NETBSD], 1, [True if program is to be compiled for a NetBSD kernel])
+	ac_system="NetBSD"
+	;;
 	*aix*)
 	AC_DEFINE([KERNEL_AIX], 1, [True if program is to be compiled for a AIX kernel])
 	ac_system="AIX"
@@ -186,6 +190,19 @@ AC_HEADER_STDBOOL
 
 AC_CHECK_HEADERS(stdio.h errno.h math.h stdarg.h syslog.h fcntl.h signal.h assert.h sys/types.h sys/socket.h sys/select.h poll.h netdb.h arpa/inet.h sys/resource.h sys/param.h kstat.h regex.h sys/ioctl.h endian.h sys/isa_defs.h fnmatch.h libgen.h)
 
+# For entropy plugin on newer NetBSD
+AC_CHECK_HEADERS(sys/rndio.h, [], [],
+[#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#if HAVE_SYS_IOCTL_H
+# include <sys/ioctl.h>
+#endif
+#if HAVE_SYS_PARAM_H
+# include <sys/param.h>
+#endif
+])
+
 # For ping library
 AC_CHECK_HEADERS(netinet/in_systm.h, [], [],
 [#if HAVE_STDINT_H
@@ -413,6 +430,22 @@ else
 	AC_MSG_RESULT([no])
 fi
 
+AC_MSG_CHECKING([for sysctl kern.cp_time])
+if test -x /sbin/sysctl
+then
+	/sbin/sysctl kern.cp_time >/dev/null 2>&1
+	if test $? -eq 0
+	then
+		AC_MSG_RESULT([yes])
+		AC_DEFINE(HAVE_SYSCTL_KERN_CP_TIME, 1,
+			[Define if sysctl supports kern.cp_time])
+	else
+		AC_MSG_RESULT([no])
+	fi
+else
+	AC_MSG_RESULT([no])
+fi
+
 # For hddtemp module
 AC_CHECK_HEADERS(linux/major.h)
 
@@ -1437,6 +1470,24 @@ AC_CHECK_MEMBERS([struct kinfo_proc.p_pid, struct kinfo_proc.p_vm_rssize],
 #include <kvm.h>
 	])
 
+
+AC_CHECK_MEMBERS([struct kinfo_proc2.p_pid, struct kinfo_proc2.p_uru_maxrss],
+	[
+		AC_DEFINE(HAVE_STRUCT_KINFO_PROC2_NETBSD, 1,
+			[Define if struct kinfo_proc2 exists in the NetBSD variant.])
+		have_struct_kinfo_proc2_netbsd="yes"
+	],
+	[
+		have_struct_kinfo_proc2_netbsd="no"
+	],
+	[
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#include <kvm.h>
+	])
+
+
+
 AC_CHECK_MEMBERS([struct udphdr.uh_dport, struct udphdr.uh_sport], [], [],
 [#define _BSD_SOURCE
 #define _DEFAULT_SOURCE
@@ -5369,6 +5420,14 @@ then
 	plugin_tcpconns="yes"
 fi
 
+if test "x$ac_system" = "xNetBSD"
+then
+	plugin_entropy="yes"
+	plugin_irq="yes"
+	plugin_processes="yes"
+	plugin_disk="yes"
+fi
+
 # Mac OS X devices
 if test "x$with_libiokit" = "xyes"
 then
@@ -5615,6 +5674,11 @@ then
 	plugin_swap="yes"
 fi
 
+if test "x$have_swapctl" = "xyes" && test "x$c_cv_have_swapctl_three_args" = "xyes"
+then
+	plugin_swap="yes"
+fi
+
 if test "x$with_kvm_openfiles$with_kvm_nlist" = "xyesyes"
 then
 	plugin_tcpconns="yes"
-- 
2.11.0