Code

Fix for regex input of '|', being output causing problems with Nagios' parsing of
[nagiosplug.git] / configure.in
index 2c90ebffc9fb71b01ba01c2f2c06eb2f28821995..bdd443141e89719a3b5cbfb5754cdde52e860193 100644 (file)
@@ -1,46 +1,55 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_REVISION ($Revision$)
-AC_PREREQ(2.50)
-AC_INIT(Helper.pm)
-VER=1.3.99
-REL=1
-AC_SUBST(VER)
-AC_SUBST(REL)
-PACKAGE_VERSION="${VER}"
-AC_SUBST(PACKAGE_VERSION)
-PACKAGE_RELEASE="${REL}"
-AC_SUBST(PACKAGE_RELEASE)
-AM_INIT_AUTOMAKE(nagios-plugins,${PACKAGE_VERSION})
-AM_CONFIG_HEADER(plugins/config.h)
+AC_PREREQ(2.59)
+AC_INIT(nagios-plugins,1.4.15)
+AC_CONFIG_SRCDIR(NPTest.pm)
+AC_CONFIG_FILES(gl/Makefile)
+AC_CONFIG_AUX_DIR(build-aux)
+AM_INIT_AUTOMAKE([1.8.3])
+AM_CONFIG_HEADER(config.h)
 AC_CANONICAL_HOST
 
+RELEASE=1
+AC_SUBST(RELEASE)
+
 AC_PREFIX_DEFAULT(/usr/local/nagios)
 
-dnl Figure out how to invoke "install" and what install options to use.
+dnl Deprecated configure options
+
 
-AC_PROG_INSTALL
+dnl Append user (-o), group (-g), mode (-m) to install command
+dnl There is an assumption that this is possible with ./configure's chosen install command
+extra_install_args=""
+AC_ARG_WITH(nagios_user,
+       ACX_HELP_STRING([--with-nagios-user=USER],
+               [Installs executables with this user. Defaults to install user]),
+       extra_install_args="-o $withval")
+AC_ARG_WITH(nagios_group,
+       ACX_HELP_STRING([--with-nagios-group=GROUP],
+               [Installs executables with this group. Defaults to install user]),
+       extra_install_args="$extra_install_args -g $withval")
+AC_ARG_WITH(world_permissions,
+       ACX_HELP_STRING([--without-world-permissions],
+               [Installs executables without world permissions]))
+
+if test "x$with_world_permissions" = xno ; then
+       extra_install_args="$extra_install_args -m 0550"
+fi
+
+INSTALL="$INSTALL $extra_install_args"
+INSTALL_STRIP_PROGRAM="$INSTALL_STRIP_PROGRAM $extra_install_args"
 AC_SUBST(INSTALL)
 
 AC_PROG_CC
-AC_PROG_CPP
+gl_EARLY
 AC_PROG_GCC_TRADITIONAL
-AC_PROG_RANLIB
-AC_AIX
-AC_MINIX
+AC_PROG_LIBTOOL
 
-AC_PROG_MAKE_SET
-AC_PROG_AWK
+AM_PROG_CC_C_O
 
-saved_srcdir=$srcdir
-srcdir=$srcdir/lib
-test -f $srcdir/getloadavg.c \
-  || AC_MSG_ERROR([getloadavg.c is not in $srcdir])
-AC_FUNC_GETLOADAVG
-srcdir=$saved_srcdir
+AC_FUNC_ERROR_AT_LINE
+AC_SYS_LARGEFILE
 
 ifdef([AC_FUNC_STRTOD],[AC_FUNC_STRTOD],[AM_FUNC_STRTOD])
-dnl AM_WITH_REGEX
-AC_PROG_RANLIB
 
 PLUGIN_TEST=`echo $srcdir/plugins/t/*.t|sed -e 's,\.*/plugins/,,g'`
 AC_SUBST(PLUGIN_TEST)dnl
@@ -51,7 +60,7 @@ AC_SUBST(SCRIPT_TEST)dnl
 WARRANTY="The nagios plugins come with ABSOLUTELY NO WARRANTY. You may redistribute\ncopies of the plugins under the terms of the GNU General Public License.\nFor more information about these matters, see the file named COPYING.\n"
 AC_SUBST(WARRANTY)
 
-SUPPORT="Send email to nagios-users@lists.sourceforge.net if you have questions\nregarding use of this software. To submit patches or suggest improvements,\nsend email to nagiosplug-devel@lists.sourceforge.net\nPlease include version information with all correspondence. (when possible, use output from the --version option of the plugin itself)."
+SUPPORT="Send email to nagios-users@lists.sourceforge.net if you have questions\nregarding use of this software. To submit patches or suggest improvements,\nsend email to nagiosplug-devel@lists.sourceforge.net.\nPlease include version information with all correspondence (when possible,\nuse output from the --version option of the plugin itself).\n"
 AC_SUBST(SUPPORT)
 
 dnl CGIURL has changed for Nagios with 1.0 beta
@@ -63,21 +72,6 @@ AC_ARG_WITH(cgiurl,
 CGIURL="$with_cgiurl"
 AC_DEFINE_UNQUOTED(CGIURL,"$CGIURL",[URL of CGI programs])
 
-AC_ARG_WITH(nagios_user,
-       ACX_HELP_STRING([--with-nagios-user=USER],
-               [set user name to run nagios]),
-       with_nagios_user=$withval,
-       with_nagios_user=nagios)
-AC_ARG_WITH(nagios_group,
-       ACX_HELP_STRING([--with-nagios-group=GROUP],
-               [set group name to run nagios]),
-       with_nagios_group=$withval,
-       with_nagios_group=nagios)
-AC_SUBST(with_nagios_user)
-AC_SUBST(with_nagios_group)
-INSTALL_OPTS="-o $with_nagios_user -g $with_nagios_group"
-AC_SUBST(INSTALL_OPTS)
-
 AC_ARG_WITH(trusted_path,
        ACX_HELP_STRING([--with-trusted-path=PATH],
                [sets trusted path for executables called by scripts (default=/bin:/sbin:/usr/bin:/usr/sbin)]),
@@ -86,6 +80,7 @@ AC_ARG_WITH(trusted_path,
 AC_SUBST(with_trusted_path)
 
 EXTRAS=
+EXTRAS_ROOT=
 dnl PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/etc:/usr/local/bin:/usr/local/sbin:$PATH
 
 LDFLAGS="$LDFLAGS -L."
@@ -103,26 +98,55 @@ AC_SUBST(PKG_ARCH)
 AC_SUBST(REV_DATESTAMP)
 AC_SUBST(REV_TIMESTAMP)
 
+dnl Check if version file is present
+AM_CONDITIONAL([RELEASE_PRESENT], [test -f $srcdir/release])
+
+# Also read in the version from it
+if test -f $srcdir/release; then
+       NP_RELEASE="$(<release)"
+else
+       NP_RELEASE="$PACKAGE_VERSION"
+fi
+AC_SUBST(NP_RELEASE)
+
 dnl Checks for programs.
 AC_PATH_PROG(PYTHON,python)
-AC_PATH_PROG(PERL,perl)
 AC_PATH_PROG(SH,sh)
-
+AC_PATH_PROG(PERL,perl)
+AC_PATH_PROG(LIBGNUTLS_CONFIG,libgnutls-config)
 AC_PATH_PROG(HOSTNAME,hostname)
 AC_PATH_PROG(BASENAME,basename)
 
-dnl
-dnl Check for miscellaneous stuff
-dnl 
+dnl allow them to override the path of perl
+AC_ARG_WITH(perl,
+        ACX_HELP_STRING([--with-perl=PATH],
+                       [sets path to perl executable]),
+                       with_perl=$withval,with_perl=$PERL)
+AC_SUBST(PERL, $with_perl)
+
+dnl openssl/gnutls
+AC_ARG_WITH(openssl,
+            AC_HELP_STRING([--with-openssl=DIR],
+                           [path to openssl installation]),)
+
+AC_ARG_WITH(gnutls,
+            ACX_HELP_STRING([--with-gnutls=PATH],
+                            [path to gnutls installation root]),)
+
+dnl you can only have one or the other
+if test ! "$with_openssl" = "" && test ! "$with_openssl" = "no"; then
+       with_gnutls="no"
+fi
+if test ! "$with_gnutls" = "" && test ! "$with_gnutls" = "no"; then
+       with_openssl="no"
+fi
+
+dnl list of possible dirs to try to autodetect openssl
+dnl if $dir/include exists, we consider it found
+dnl the order should allow locally installed versions to override distros' ones
+OPENSSL_DIRS="/usr /usr/local /usr/slocal /usr/local/openssl /usr/local/ssl \
+              /opt /opt/openssl"
 
-case $host_vender-$host_os in
-sun*)
-       AC_DEFINE(__EXTENSIONS__,1,[Sun's netdb.h needs this for getaddrinfo])
-       ;;
-osf*)
-       AC_DEFINE(_OSF_SOURCE,1,[OSF needs this for getaddrinfo])
-       ;;
-esac
 
 dnl
 dnl Checks for libraries.
@@ -134,6 +158,49 @@ AC_CHECK_LIB(socket,socket,SOCKETLIBS="$SOCKETLIBS -lsocket")
 AC_CHECK_LIB(resolv,main,SOCKETLIBS="$SOCKETLIBS -lresolv")
 AC_SUBST(SOCKETLIBS)
 
+dnl
+dnl check for math-related functions needing -lm
+AC_CHECK_HEADERS(math.h)
+AC_CHECK_LIB(m,floor,MATHLIBS="-lm")
+AC_SUBST(MATHLIBS)
+
+dnl Check if we buils local libtap
+AC_ARG_ENABLE(libtap,
+  AC_HELP_STRING([--enable-libtap],
+               [Enable built-in libtap for unit-testing (default: autodetect system library).]),
+       [enable_libtap=$enableval],
+       [enable_libtap=no])
+AM_CONDITIONAL([USE_LIBTAP_LOCAL],[test "$enable_libtap" = "yes"])
+
+# If not local, check if we can use the system one
+if test "$enable_libtap" != "yes" ; then
+       dnl Check for libtap, to run perl-like tests
+       AC_CHECK_LIB(tap, plan_tests,
+               enable_libtap="yes"
+               )
+fi
+
+# Finally, define tests if we use libtap
+if test "$enable_libtap" = "yes" ; then
+       EXTRA_TEST="test_utils test_disk test_tcp test_cmd test_base64"
+       AC_SUBST(EXTRA_TEST)
+fi
+
+dnl INI Parsing
+AC_ARG_ENABLE(extra-opts,
+  AC_HELP_STRING([--enable-extra-opts],
+               [Enables parsing of plugins ini config files for extra options (default: no)]),
+       [enable_extra_opts=$enableval],
+       [enable_extra_opts=no])
+AM_CONDITIONAL([USE_PARSE_INI],[test "$enable_extra_opts" = "yes"])
+if test "$enable_extra_opts" = "yes" ; then
+       AC_DEFINE(NP_EXTRA_OPTS,[1],[Enable INI file parsing.])
+       if test "$enable_libtap" = "yes"; then
+               EXTRA_TEST="$EXTRA_TEST test_ini1 test_ini3 test_opts1 test_opts2 test_opts3"
+               AC_SUBST(EXTRA_TEST)
+       fi
+fi
+
 dnl Check for PostgreSQL libraries
 _SAVEDLIBS="$LIBS"
 _SAVEDCPPFLAGS="$CPPFLAGS"
@@ -142,7 +209,7 @@ AC_ARG_WITH(pgsql,
                [sets path to pgsql installation]),
        PGSQL=$withval,)
 AC_CHECK_LIB(crypt,main)
-if test "$ac_cv_lib_crypt_main" = "yes"; then
+if test "$ac_cv_lib_crypt_main" = "yes" -a "x$PGSQL" != "xno"; then
   if test -n "$PGSQL"; then
     LDFLAGS="$LDFLAGS -L$PGSQL/lib"
     CPPFLAGS="$CPPFLAGS -I$PGSQL/include"
@@ -193,8 +260,15 @@ if test "$ac_cv_lib_radiusclient_rc_read_config" = "yes"; then
        RADIUSLIBS="-lradiusclient"
   AC_SUBST(RADIUSLIBS)
 else
-  AC_MSG_WARN([Skipping radius plugin])
-  AC_MSG_WARN([install radius libs to compile this plugin (see REQUIREMENTS).])
+  AC_CHECK_LIB(radiusclient-ng,rc_read_config)
+  if test "$ac_cv_lib_radiusclient_ng_rc_read_config" = "yes"; then
+    EXTRAS="$EXTRAS check_radius"
+         RADIUSLIBS="-lradiusclient-ng"
+    AC_SUBST(RADIUSLIBS)
+  else
+    AC_MSG_WARN([Skipping radius plugin])
+    AC_MSG_WARN([install radius libs to compile this plugin (see REQUIREMENTS).])
+  fi
 fi
 LIBS="$_SAVEDLIBS"
 
@@ -206,84 +280,52 @@ if test "$ac_cv_lib_ldap_main" = "yes"; then
   LDAPINCLUDE="-I/usr/include/ldap"
   AC_SUBST(LDAPLIBS)
   AC_SUBST(LDAPINCLUDE)
+  AC_CHECK_FUNCS(ldap_set_option)
   EXTRAS="$EXTRAS check_ldap"
+       AC_CHECK_FUNCS(ldap_init ldap_set_option ldap_get_option ldap_start_tls_s)
 else
   AC_MSG_WARN([Skipping LDAP plugin])
   AC_MSG_WARN([install LDAP libs to compile this plugin (see REQUIREMENTS).])
 fi
 LIBS="$_SAVEDLIBS"
 
-
-dnl Check for mysql libraries
-_SAVEDLIBS="$LIBS"
-_SAVEDCPPFLAGS="$CPPFLAGS"
-AC_ARG_WITH(mysql,
-       ACX_HELP_STRING([--with-mysql=DIR],
-               [sets path to mysql installation (assumes lib/mysql and include subdirs]),
-       MYSQL=$withval,)
-if test -n "$MYSQL"; then
-  MYSQLLIBDIR=$MYSQL/lib/mysql
-  CPPFLAGS="-I$MYSQL/include"
-  AC_CHECK_LIB(mysqlclient,mysql_init,MYSQLLIBS="-lmysqlclient -lz" check_mysql_LDFLAGS="-L$MYSQLLIBDIR ",,-L$MYSQLLIBDIR -lz)
-  AC_CHECK_LIB(mysqlclient,mysql_close,MYSQLLIBS="-lmysqlclient")
-elif test -f /usr/lib/libmysqlclient.so; then
-  AC_CHECK_LIB(mysqlclient,mysql_init,MYSQLLIBS="-lmysqlclient -lz",,-lz)
-  AC_CHECK_LIB(mysqlclient,mysql_close,MYSQLLIBS="-lmysqlclient")
-elif test -f /usr/lib/libmysqlclient.a; then
-  AC_CHECK_LIB(mysqlclient,mysql_init,MYSQLLIBS="-lmysqlclient -lz",,-lz)
-  AC_CHECK_LIB(mysqlclient,mysql_close,MYSQLLIBS="-lmysqlclient")
-elif test -f /usr/lib/mysql/libmysqlclient.so; then
-  AC_CHECK_LIB(mysqlclient,mysql_init,MYSQLLIBS="-lmysqlclient -lz" check_mysql_LDFLAGS="-L/usr/lib/mysql",,-L/usr/lib/mysql -lz)
-  AC_CHECK_LIB(mysqlclient,mysql_close,MYSQLLIBS="-lmysqlclient" check_mysql_LDFLAGS="-L/usr/lib/mysql",,-L/usr/lib/mysql)
-elif test -f /usr/lib/mysql/libmysqlclient.a; then
-  AC_CHECK_LIB(mysqlclient,mysql_init,MYSQLLIBS="-lmysqlclient -lz" check_mysql_LDFLAGS="-L/usr/lib/mysql",,-L/usr/lib/mysql -lz)
-  AC_CHECK_LIB(mysqlclient,mysql_close,MYSQLLIBS="-lmysqlclient" check_mysql_LDFLAGS="-L/usr/lib/mysql",,-L/usr/lib/mysql)
+dnl Check for headers used by check_ide_smart
+AC_CHECK_HEADER(linux/hdreg.h, FOUNDINCLUDE=yes, FOUNDINCLUDE=no)
+if test "$FOUNDINCLUDE" = "yes" ; then
+       AC_CHECK_HEADER(linux/types.h, FOUNDINCLUDE=yes, FOUNDINCLUDE=no)
 fi
-if test "$ac_cv_lib_mysqlclient_mysql_init" = "yes" -o "$ac_cv_lib_mysqlclient_mysql_close" = "yes"; then
-  AC_CHECK_HEADERS(mysql/mysql.h mysql/errmsg.h, MYSQLINCLUDE="-I$MYSQL/include" )
-  if test "$ac_cv_header_mysql_mysql_h" = "yes" -a "$ac_cv_header_mysql_errmsg_h" = "yes"; then
-    EXTRAS="$EXTRAS check_mysql"
-    AC_SUBST(MYSQLINCLUDE)
-    AC_SUBST(MYSQLLIBS)
-    AC_SUBST(check_mysql_LDFLAGS)
-  else
-    AC_MSG_WARN([Skipping mysql plugin])
-    AC_MSG_WARN([install mysql client headers to compile this plugin (see REQUIREMENTS).])
-  fi
+
+if test "$FOUNDINCLUDE" = "yes" ; then
+       EXTRAS="$EXTRAS check_ide_smart"
 else
-  AC_MSG_WARN([Skipping mysql plugin])
-  AC_MSG_WARN([install mysql client libs to compile this plugin (see REQUIREMENTS).])
+       AC_MSG_WARN([Skipping check_ide_smart plugin.])
+       AC_MSG_WARN([check_ide_smart is linux specific. It requires linux/hdreg.h and linux/types.h.])
 fi
-CPPFLAGS="$_SAVEDCPPFLAGS"
-LIBS="$_SAVEDLIBS"
 
-dnl Check for OpenSSL location
-AC_PATH_PROG(OPENSSL,openssl)
-if test "$OPENSSL" = "/usr/bin/openssl"; then
-  OPENSSL=/usr
-elif test "$OPENSSL" = "/usr/sbin/openssl"; then
-  OPENSSL=/usr
-elif test "$OPENSSL" = "/opt/bin/openssl"; then
-  OPENSSL=/opt
-elif test "$OPENSSL" = "/opt/openssl/bin/openssl"; then
-  OPENSSL=/opt/openssl
-elif test "$OPENSSL" = "/usr/slocal/bin/openssl"; then
-  OPENSSL=/usr/slocal
-elif test "$OPENSSL" = "/usr/local/bin/openssl"; then
-  OPENSSL=/usr/local
-elif test "$OPENSSL" = "/usr/local/ssl/bin/openssl"; then
-  OPENSSL=/usr/local/ssl
+dnl Check for mysql libraries
+np_mysqlclient
+if test $with_mysql = "no" ; then
+  AC_MSG_WARN([Skipping mysql plugin])
+  AC_MSG_WARN([install mysql client libs to compile this plugin (see REQUIREMENTS).])
+else
+  EXTRAS="$EXTRAS check_mysql check_mysql_query"
+  MYSQLINCLUDE="$np_mysql_include"
+  MYSQLLIBS="$np_mysql_libs"
+  MYSQLCFLAGS="$np_mysql_cflags"
+  AC_SUBST(MYSQLINCLUDE)
+  AC_SUBST(MYSQLLIBS)
+  AC_SUBST(MYSQLCFLAGS)
 fi
-AC_ARG_WITH(openssl,
-       ACX_HELP_STRING([--with-openssl=DIR],
-               [sets path to openssl installation]),
-       OPENSSL=$withval,)
 
-AC_CHECK_HEADERS(unistd.h)
+AC_ARG_WITH([ipv6],
+       [AS_HELP_STRING([--with-ipv6], [support IPv6 @<:@default=check@:>@])],
+       [], [with_ipv6=check])
 
 dnl Check for AF_INET6 support - unistd.h required for Darwin
-AC_CACHE_CHECK([for IPv6 support], with_ipv6, [
-       AC_TRY_COMPILE([#ifdef HAVE_UNISTD_H
+if test "$with_ipv6" != "no"; then
+       AC_CACHE_CHECK([for IPv6 support], np_cv_sys_ipv6, [
+               AC_TRY_COMPILE(
+                       [#ifdef HAVE_UNISTD_H
                        #include <unistd.h>
                        #endif
                        #include <netinet/in.h>
@@ -294,117 +336,20 @@ AC_CACHE_CHECK([for IPv6 support], with_ipv6, [
                        sin6.sin6_family = AF_INET6;
                        sin6.sin6_port = 587;
                        p = &sin6.sin6_addr;],
-                       [with_ipv6=yes], 
-                       [with_ipv6=no])
-       ])
-
-if test x"$with_ipv6" != xno ; then
-       AC_DEFINE(USE_IPV6,1,[Enable IPv6 support])
-fi
-
-dnl #########################################################################
-dnl Check if Posix getaddrinfo() is available.  It is also possible to use
-dnl the version from the lwres library distributed with BIND.
-dnl #########################################################################
-AC_ARG_ENABLE([emulate-getaddrinfo],
-              ACX_HELP_STRING([--enable-emulate-getaddrinfo],
-                             [enable getaddrinfo emulation (default=no)]),
-              ,
-              enable_emulate_getaddrinfo=no)
-
-AC_ARG_WITH(lwres,
-            ACX_HELP_STRING([--with-lwres=DIR],
-                           [use lwres library for getaddrinfo (default=no)]),
-            ,
-            with_lwres=no)
-
-dnl ## enable force to test getaddrinfo.c
-if test x$enable_emulate_getaddrinfo = xforce ; then
-        enable_emulate_getaddrinfo=yes
-        have_getaddrinfo=no
-else
-
-have_getaddrinfo=no
-if test x$with_lwres != xno ; then
-        if test "$with_lwres" != yes ; then
-                   CPPFLAGS="-I${with_lwres}/include $CPPFLAGS"
-                   LDFLAGS="-L${with_lwres}/lib $LDFLAGS"
-        fi
-        AC_CHECK_HEADERS(lwres/netdb.h, ,
-                        [AC_MSG_ERROR([cannot find <lwres/netdb.h>])])
-        AC_CHECK_LIB(lwres, lwres_getaddrinfo, ,
-                     [AC_MSG_ERROR([cannot find the lwres library])],
-                     -lnsl -lpthread)
-        have_getaddrinfo=yes
-fi
-
-if test x$have_getaddrinfo != xyes ; then
-        AC_SEARCH_LIBS(getaddrinfo, socket resolv bind nsl c_r cr, have_getaddrinfo=yes)
-fi
-
-dnl # Special nonsense for systems that actually have getaddrinfo but
-dnl # redefine the name to something else, e.g. OSF
-if test x$have_getaddrinfo != xyes ; then
-        AC_MSG_CHECKING(if getaddrinfo is redefined in netdb.h)
-        AC_TRY_LINK([
-#               include <netdb.h>
-        ], [
-                struct addrinfo hints, *res;
-                int err;
-
-                err = getaddrinfo ("host", "service", &hints, &res);
-        ], [
-                have_getaddrinfo=yes
-                AC_MSG_RESULT(yes)
-        ], [AC_MSG_RESULT(no)])
-fi
-
-fi
-
-if test x$have_getaddrinfo != xno ; then
-        if test x$enable_emulate_getaddrinfo != xno ; then
-                AC_MSG_ERROR([getaddrinfo found but emulate-getaddrinfo was enabled])
-        fi
-        AC_DEFINE(HAVE_GETADDRINFO, 1,
-                  [Does system provide RFC 2553/Posix getaddrinfo?])
-else
-        if test x$enable_emulate_getaddrinfo != xyes ; then
-dnl                AC_MSG_ERROR([getaddrinfo not found: try --with-lwres or --enable-emulate-getaddrinfo])
-               enable_emulate_getaddrinfo=yes
-               AC_MSG_WARN([enabling getaddrinfo emulation])
-        fi
-       EXTRA_NETOBJS="$EXTRA_NETOBJS getaddrinfo.o"
+                       [np_cv_sys_ipv6=yes],
+                       [np_cv_sys_ipv6=no])
+               ])
+       if test "$np_cv_sys_ipv6" = "no" -a "$with_ipv6" != "check"; then
+               AC_MSG_FAILURE([--with-ipv6 was given, but test for IPv6 support failed])
+       fi
+       if test "$np_cv_sys_ipv6" = "yes"; then
+               AC_DEFINE(USE_IPV6,1,[Enable IPv6 support])
+       fi
+       with_ipv6="$np_cv_sys_ipv6"
 fi
 
-if test x"$enable_emulate_getaddrinfo" != xno ; then
-    have_resolver=no
-
-  dnl  Try for getipnodebyname
-    AC_SEARCH_LIBS(getipnodebyname, resolv bind nsl c_r cr, have_resolver=yes)
-    if test x"$have_resolver" != xno ; then
-         AC_DEFINE(HAVE_GETIPNODEBYNAME, 1,
-                   [Set when getipnodebyname is available])
-    fi
-
-  dnl  Try for gethostbyname_r
-    if test x"$have_resolver" = xno ; then
-        AC_SEARCH_LIBS(gethostbyname_r, resolv bind nsl c_r cr,
-                       [have_resolver=yes
-                        ACX_WHICH_GETHOSTBYNAME_R])
-    fi
-
-  dnl  Try for gethostbyname
-    if test x"$have_resolver" = xno ; then
-        if test x"$enable_pthreads" != xno ; then
-            AC_MSG_WARN([using threads but cannot find gethostbyname_r or getipnodebyname])
-        fi
-        AC_SEARCH_LIBS(gethostbyname, resolv bind nsl, ,
-                       [AC_MSG_ERROR([cannot find gethostbyname])])
-    fi
-    EXTRA_NETOBJS="$EXTRA_NETOBJS gethostbyname.o"
-
-fi
 
+dnl Checks for Kerberos. Must come before openssl checks for Redhat EL 3
 AC_CHECK_HEADERS(krb5.h,FOUNDINCLUDE=yes,FOUNDINCLUDE=no)
 if test "$FOUNDINCLUDE" = "no"; then
   _SAVEDCPPFLAGS="$CPPFLAGS"
@@ -420,97 +365,118 @@ if test "$FOUNDINCLUDE" = "no"; then
   CPPFLAGS="$_SAVEDCPPFLAGS"
 fi
 
-dnl Check for OpenSSL header files
-unset FOUNDINCLUDE
-_SAVEDCPPFLAGS="$CPPFLAGS"
-CPPFLAGS="$CPPFLAGS -I$OPENSSL/include"
-AC_CHECK_HEADERS(openssl/ssl.h openssl/x509.h openssl/rsa.h openssl/pem.h openssl/crypto.h openssl/err.h,
-                 SSLINCLUDE="-I$OPENSSL/include"
-                 FOUNDINCLUDE=yes,
-                 FOUNDINCLUDE=no)
-if test "$FOUNDINCLUDE" = "no"; then
-  AC_CHECK_HEADERS(ssl.h x509.h rsa.h pem.h crypto.h err.h,
-                   SSLINCLUDE="-I$OPENSSL/include"
-                   FOUNDINCLUDE=yes,
-                   FOUNDINCLUDE=no)
-fi
-AC_SUBST(SSLINCLUDE)
-if test "$FOUNDINCLUDE" = "no"; then
-  CPPFLAGS="$_SAVEDCPPFLAGS"
-fi
+dnl *** The following block comes from wget configure.ac ***
+dnl Unfortunately, as of this writing (OpenSSL 0.9.6), the libcrypto
+dnl shared library doesn't record its dependency on libdl, so we
+dnl need to check for it ourselves so we won't fail to link due to a
+dnl lack of -ldl.  Most OSes use dlopen(), but HP-UX uses
+dnl shl_load().
+AC_CHECK_LIB(dl,dlopen)
+AC_CHECK_LIB(dl,shl_load)
+
+dnl openssl detection/configuration
+if ! test x"$with_openssl" = x"no"; then
+       dnl Check for OpenSSL location if it wasn't already specified
+       if ! test -d "$with_openssl"; then
+               for d in $OPENSSL_DIRS; do
+                       if test -x ${d}/bin/openssl || test -x ${d}/sbin/openssl ; then
+                               with_openssl=$d
+                       fi
+               done
+       fi
 
-dnl Check for crypto lib
-_SAVEDLIBS="$LIBS"
-AC_CHECK_LIB(crypto,CRYPTO_lock,,,-L$OPENSSL/lib)
-if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then
-  dnl Check for SSL lib
-  AC_CHECK_LIB(ssl,main,LDFLAGS="$LDFLAGS -L$OPENSSL/lib" SSLLIBS="-lssl -lcrypto",AC_CHECK_LIB(ssl,main,LDFLAGS="$LDFLAGS -L$OPENSSL/lib" SSLLIBS="-lssl -lcrypto"),-L$OPENSSL/lib -lcrypto)
+       _SAVEDCPPFLAGS="$CPPFLAGS"
+       _SAVEDLDFLAGS="$LDFLAGS"
+       dnl Check for OpenSSL header files
+       unset FOUNDINCLUDE
+       if test x"$with_openssl" != x"/usr" ; then
+               CPPFLAGS="$CPPFLAGS -I$with_openssl/include"
+               LDFLAGS="$LDFLAGS -L$with_openssl/lib"
+       fi
+
+       dnl check for openssl in $dir/include/openssl
+       AC_CHECK_HEADERS(openssl/ssl.h openssl/x509.h openssl/rsa.h openssl/pem.h openssl/crypto.h openssl/err.h,
+                        SSLINCLUDE="-I$with_openssl/include"
+                        FOUNDINCLUDE=yes,
+                        FOUNDINCLUDE=no)
+       dnl else check to see if $dir/include has it
+       if test "$FOUNDINCLUDE" = "no"; then
+               AC_CHECK_HEADERS(ssl.h x509.h rsa.h pem.h crypto.h err.h,
+                                SSLINCLUDE="-I$with_openssl/include"
+                                FOUNDINCLUDE=yes,
+                                FOUNDINCLUDE=no)
+       fi
+       AC_SUBST(SSLINCLUDE)
+       dnl if we didn't find it, reset CPPFLAGS
+       if test "$FOUNDINCLUDE" = "no"; then
+               CPPFLAGS="$_SAVEDCPPFLAGS"
+               LDFLAGS="$_SAVEDLDFLAGS"
+       fi
+
+       dnl Check for crypto lib
+       _SAVEDLIBS="$LIBS"
+       LIBS="-L${with_openssl}/lib"
+       AC_CHECK_LIB(crypto,CRYPTO_lock)
+       if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then
+               dnl Check for SSL lib
+               AC_CHECK_LIB(ssl,main, SSLLIBS="-lssl -lcrypto",,-lcrypto)
+       fi
+       LIBS="$_SAVEDLIBS"
+
+       dnl test headers and libs to decide whether check_http should use SSL
+       if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then
+               if test "$ac_cv_lib_ssl_main" = "yes"; then
+                       if test "$FOUNDINCLUDE" = "yes"; then
+                               FOUNDOPENSSL="yes"
+                       fi
+               fi
+       fi
 fi
-LIBS="$_SAVEDLIBS"
 
-dnl test headers and libs to decide whether check_http should use SSL
-if test "$ac_cv_lib_crypto_CRYPTO_lock" = "yes"; then
-  if test "$ac_cv_lib_ssl_main" = "yes"; then
-    if test "$FOUNDINCLUDE" = "yes"; then
-      AC_SUBST(SSLLIBS)
-      AC_DEFINE(HAVE_SSL,1,[Define if SSL libraries are found])
-    fi
-  fi
+
+dnl check for gnutls if openssl isn't found (or is disabled)
+if test ! "$FOUNDOPENSSL" = "yes" && test ! "$with_gnutls" = "no"; then
+       if test ! "$with_gnutls" = ""; then
+               CPPFLAGS="$CPPFLAGS -I${with_gnutls}/include"
+       elif test ! "$LIBGNUTLS_CONFIG" = ""; then
+               CPPFLAGS="$CPPFLAGS -I`$LIBGNUTLS_CONFIG --prefix`"
+       fi
+       AC_CHECK_HEADERS([gnutls/openssl.h],FOUNDGNUTLS="yes",)
+       if test "$FOUNDGNUTLS" = "yes"; then
+               AC_CHECK_LIB(gnutls-openssl,main,SSLLIBS="-lgnutls-openssl")
+       fi
+fi
+dnl end check for gnutls
+
+if test "$FOUNDOPENSSL" = "yes" || test "$FOUNDGNUTLS" = "yes"; then
+       check_tcp_ssl="check_simap check_spop check_jabber check_nntps check_ssmtp"
+       AC_SUBST(check_tcp_ssl)
+       AC_SUBST(SSLLIBS)
+       AC_DEFINE(HAVE_SSL,1,[Define if SSL libraries are found])
+       if test "$FOUNDOPENSSL" = "yes"; then
+               AC_DEFINE(USE_OPENSSL,1,[Define if using OpenSSL libraries])
+               with_openssl="yes"
+               with_gnutls="no"
+       else
+               AC_DEFINE(USE_GNUTLS,1,[Define if using gnutls libraries])
+               with_gnutls="yes"
+               with_openssl="no"
+       fi
+else
+       dnl else deliberately disabled or no ssl support available
+       AC_MSG_WARN([OpenSSL or GnuTLS libs could not be found or were disabled])
+       with_openssl="no"
+       with_gnutls="no"
 fi
-CPPFLAGS="$_SAVEDCPPFLAGS"
 
 dnl
 dnl Checks for header files.
 dnl
 
-AC_HEADER_STDC
 AC_HEADER_TIME
 AC_HEADER_SYS_WAIT
-AC_CHECK_HEADERS(signal.h strings.h string.h syslog.h uio.h errno.h regex.h sys/types.h sys/time.h sys/socket.h sys/loadavg.h)
-AC_CHECK_HEADERS(stdarg.h sys/unistd.h ctype.h stdlib.h)
-AC_CHECK_HEADERS(limits.h sys/param.h sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h fcntl.h sys/statfs.h sys/dustat.h sys/statvfs.h)
-
-# Define HAVE_INTTYPES_H if <inttypes.h> exists,
-# doesn't clash with <sys/types.h>, and declares uintmax_t.
-
-AC_CACHE_CHECK([for inttypes.h], jm_ac_cv_header_inttypes_h,
-[AC_TRY_COMPILE(
-  [#include <sys/types.h>
-#include <inttypes.h>],
-  [uintmax_t i = (uintmax_t) -1;],
-  jm_ac_cv_header_inttypes_h=yes,
-  jm_ac_cv_header_inttypes_h=no)])
-
-if test $jm_ac_cv_header_inttypes_h = yes; then
-  AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H, 1,
-[Define if <inttypes.h> exists, doesn't clash with <sys/types.h>,
-   and declares uintmax_t. ])
-fi
-
-# Check for SunOS statfs brokenness wrt partitions 2GB and larger.
-# If <sys/vfs.h> exists and struct statfs has a member named f_spare,
-# enable the work-around code in fsusage.c.
-AC_MSG_CHECKING([for statfs that truncates block counts])
-AC_CACHE_VAL(fu_cv_sys_truncating_statfs,
-[AC_TRY_COMPILE([
-#if !defined(sun) && !defined(__sun)
-choke -- this is a workaround for a Sun-specific problem
-#endif
-#include <sys/types.h>
-#include <sys/vfs.h>],
-[struct statfs t; long c = *(t.f_spare);],
-fu_cv_sys_truncating_statfs=yes
-AC_MSG_RESULT(yes),
-fu_cv_sys_truncating_statfs=no
-AC_MSG_RESULT(no),
-)])
-if test $fu_cv_sys_truncating_statfs = yes; then
-  AC_DEFINE(STATFS_TRUNCATES_BLOCK_COUNTS, 1,
-[  Define if the block counts reported by statfs may be truncated to 2GB
-   and the correct values may be stored in the f_spare array.
-   (SunOS 4.1.2, 4.1.3, and 4.1.3_U1 are reported to have this problem.
-   SunOS 4.1.1 seems not to be affected.)])
-fi
+AC_CHECK_HEADERS(signal.h syslog.h uio.h errno.h sys/time.h sys/socket.h sys/un.h sys/poll.h)
+AC_CHECK_HEADERS(features.h stdarg.h sys/unistd.h ctype.h)
 
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
@@ -519,66 +485,22 @@ AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_TYPE_SIGNAL
 
-AC_CHECK_SIZEOF(int,cross)
-AC_CHECK_SIZEOF(long,cross)
-AC_CHECK_SIZEOF(short,cross)
-
-AC_CACHE_CHECK([for long long],ac_cv_have_longlong,[
-AC_TRY_RUN([#include <stdio.h>
-main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
-ac_cv_have_longlong=yes,ac_cv_have_longlong=no,ac_cv_have_longlong=cross)])
-if test x"$ac_cv_have_longlong" = x"yes"; then
-    AC_DEFINE(HAVE_LONGLONG,1,[Define if system has long long type])
-fi
-
-#
-# Check if the compiler supports the LL prefix on long long integers.
-# AIX needs this.
-
-AC_CACHE_CHECK([for LL suffix on long long integers],ac_cv_compiler_supports_ll, [
-    AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
-        ac_cv_compiler_supports_ll=yes,ac_cv_compiler_supports_ll=no)])
-if test x"$ac_cv_compiler_supports_ll" = x"yes"; then
-   AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Define if compiler support long long])
-fi
-
-AC_CACHE_CHECK([for __va_copy],ac_cv_HAVE_VA_COPY,[
+AC_CACHE_CHECK([for va_copy],ac_cv_HAVE_VA_COPY,[
 AC_TRY_LINK([#include <stdarg.h>
-va_list ap1,ap2;], [__va_copy(ap1,ap2);],
-ac_cv_HAVE_VA_COPY=yes,ac_cv_HAVE_VA_COPY=no)])
+va_list ap1,ap2;], [va_copy(ap1,ap2);],
+ac_cv_HAVE_VA_COPY=yes,
+ac_cv_HAVE_VA_COPY=no)])
 if test x"$ac_cv_HAVE_VA_COPY" = x"yes"; then
-    AC_DEFINE(HAVE_VA_COPY,1,[Define if system has va_copy])
-fi
-
-AC_CHECK_FUNCS(vsnprintf snprintf asprintf vasprintf)
-AC_CACHE_CHECK([for C99 vsnprintf],ac_cv_HAVE_C99_VSNPRINTF,[
-AC_TRY_RUN([
-#include <sys/types.h>
-#include <stdarg.h>
-void foo(const char *format, ...) { 
-       va_list ap;
-       int len;
-       char buf[5];
-
-       va_start(ap, format);
-       len = vsnprintf(buf, 0, format, ap);
-       va_end(ap);
-       if (len != 5) exit(1);
-
-       va_start(ap, format);
-       len = vsnprintf(0, 0, format, ap);
-       va_end(ap);
-       if (len != 5) exit(1);
-
-       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
-
-       exit(0);
-}
-main() { foo("hello"); }
-],
-ac_cv_HAVE_C99_VSNPRINTF=yes,ac_cv_HAVE_C99_VSNPRINTF=no,ac_cv_HAVE_C99_VSNPRINTF=cross)])
-if test x"$ac_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
-    AC_DEFINE(HAVE_C99_VSNPRINTF,1,[Define if system has C99 compatible vsnprintf])
+    AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
+else
+    AC_CACHE_CHECK([for __va_copy],ac_cv_HAVE___VA_COPY,[
+    AC_TRY_LINK([#include <stdarg.h>
+    va_list ap1,ap2;], [__va_copy(ap1,ap2);],
+    ac_cv_HAVE___VA_COPY=yes,
+    ac_cv_HAVE___VA_COPY=no)])
+    if test x"$ac_cv_HAVE___VA_COPY" = x"yes"; then
+        AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
+    fi
 fi
 
 AC_TRY_COMPILE([#include <sys/time.h>],
@@ -593,7 +515,8 @@ AC_TRY_COMPILE([#include <sys/time.h>],
                               AC_DEFINE(NEED_GETTIMEOFDAY,1,[Define if gettimeofday is needed])))
 
 dnl Checks for library functions.
-AC_CHECK_FUNCS(memmove select socket strdup strstr strtod strtol strtoul)
+AC_CHECK_FUNCS(memmove select socket strdup strstr strtol strtoul floor)
+AC_CHECK_FUNCS(poll)
 
 AC_MSG_CHECKING(return type of socket size)
 AC_TRY_COMPILE([#include <stdlib.h>
@@ -608,67 +531,214 @@ AC_TRY_COMPILE([#include <stdlib.h>
 AC_DEFINE_UNQUOTED(SOCKET_SIZE_TYPE, $ac_cv_socket_size_type ,
        [Define type of socket size])
 
-if test -f "/proc/loadavg"
-then
-  AC_DEFINE(HAVE_PROC_LOADAVG,1,[Define if /proc/loadavg or similar exists])
-  AC_DEFINE_UNQUOTED(PROC_LOADAVG,"/proc/loadavg",[Location of /proc/loadavg])
-fi
 
 dnl #### Process table test
 
 AC_PATH_PROG(PATH_TO_PS,ps)
 
 AC_MSG_CHECKING(for ps syntax)
+AC_ARG_WITH(ps_command,
+            ACX_HELP_STRING([--with-ps-command=PATH],
+                            [Verbatim command to execute for ps]),
+            PS_COMMAND=$withval)
+AC_ARG_WITH(ps_format,
+            ACX_HELP_STRING([--with-ps-format=FORMAT],
+                            [Format string for scanning ps output]),
+            PS_FORMAT=$withval)
+AC_ARG_WITH(ps_cols,
+            ACX_HELP_STRING([--with-ps-cols=NUM],
+                            [Number of columns in ps command]),
+            PS_COLS=$withval)
+AC_ARG_WITH(ps_varlist,
+            ACX_HELP_STRING([--with-ps-varlist=LIST],
+                            [Variable list for sscanf of 'ps' output]),
+            PS_VARLIST=$withval)
+
+if test -n "$PS_COMMAND" && test -n "$PS_FORMAT" && test -n "$PS_COLS" && test -n "$PS_VARLIST"; then
+       ac_cv_ps_command="$PS_COMMAND"
+       ac_cv_ps_format="$PS_FORMAT"
+       ac_cv_ps_varlist="$PS_VARLIST"
+       ac_cv_ps_cols="$PS_COLS"
+       AC_MSG_RESULT([(command-line) $ac_cv_ps_command])
+
+dnl Now using the pst3/kmem hack for solaris systems to avoid truncation
+elif test "$ac_cv_uname_s" = "SunOS"; then
+        #
+        # this is a very, very ugly hack, to hardcode the location for plugins
+        #
+        if test "$libexecdir" = '${exec_prefix}/libexec'; then
+                if test "$exec_prefix" = "NONE"; then
+                        if test "$prefix" = "NONE"; then
+                                pst3="$ac_default_prefix/libexec/pst3"
+                        else
+                                pst3="$prefix/libexec/pst3"
+                        fi
+                else
+                        pst3="$exec_prefix/libexec/pst3"
+                fi
+        else
+                pst3="$libexecdir/pst3"
+        fi
+        ac_cv_ps_command="$pst3"
+        ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+        ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+        ac_cv_ps_cols=9
+        AC_MSG_RESULT([using nagios-plugins internal ps command (pst3) for solaris])
+       if test `isainfo -b` = 64 ; then
+               pst3_use_64bit=1
+               AC_MSG_NOTICE([using 64bit pst3])
+       else
+               AC_MSG_NOTICE([using 32bit pst3])
+       fi
+        EXTRAS_ROOT="$EXTRAS_ROOT pst3"
+
+       if test "$pst3_use_64bit" = 1; then
+               dnl Test if we can actually compile code in 64bit
+               old_cflags=$CFLAGS
+               CFLAGS="$CFLAGS -m64"
+               pst3_64bit_working=0
+               AC_RUN_IFELSE(
+                       [AC_LANG_PROGRAM([], [
+return sizeof(void*) == 8 ? 0 : 1;
+                       ])
+               ],[
+                       PST3CFLAGS="-m64"
+                       AC_SUBST(PST3CFLAGS)
+                       pst3_64bit_working=1
+                       AC_MSG_NOTICE([using -m64 for 64bit code])
+               ],[
+                       pst3_64bit_working=0
+                       AC_MSG_NOTICE([compiler do not like -m64])
+               ])
+               CFLAGS=$old_cflags
+               if test "$pst3_64bit_working" = 0; then
+                       old_cflags=$CFLAGS
+                       CFLAGS="$CFLAGS -xarch=v9"
+                       AC_RUN_IFELSE(
+                               [AC_LANG_PROGRAM([], [
+return sizeof(void*) == 8 ? 0 : 1;
+                               ])
+                       ],[
+                               PST3CFLAGS="-xarch=v9"
+                               AC_SUBST(PST3CFLAGS)
+                               pst3_64bit_working=1
+                               AC_MSG_NOTICE([using -xarch=v9 for 64bit code])
+                       ],[
+                               pst3_64bit_working=0
+                               AC_MSG_NOTICE([compiler do not like -xarch=v9])
+                       ])
+                       CFLAGS=$old_cflags
+               fi
+               if test "$pst3_64bit_working" = 0; then
+                       old_cflags=$CFLAGS
+                       CFLAGS="$CFLAGS -xarch=amd64"
+                       AC_RUN_IFELSE(
+                               [AC_LANG_PROGRAM([], [
+return sizeof(void*) == 8 ? 0 : 1;
+                               ])
+                       ],[
+                               PST3CFLAGS="-xarch=amd64"
+                               AC_SUBST(PST3CFLAGS)
+                               pst3_64bit_working=1
+                               AC_MSG_NOTICE([using -xarch=amd64 for 64bit code])
+                       ],[
+                               pst3_64bit_working=0
+                               AC_MSG_NOTICE([compiler do not like -xarch=amd64])
+                       ])
+                       CFLAGS=$old_cflags
+               fi
+               if test "$pst3_64bit_working" = 0; then
+                       AC_MSG_ERROR([I don't know how to build a 64-bit object!])
+               fi
+       fi
+
+dnl Removing this for the moment - Ton
+dnl Using /usr/ucb/ps on Solaris systems, to avoid truncation
+dnl Limitation that command name is not available
+dnl elif test "$ac_cv_uname_s" = "SunOS" && /usr/ucb/ps -alxwwn 2>/dev/null | \
+dnl    egrep -i ["^ *F +UID +PID +PPID +%C +PRI +NI +SZ +RSS +WCHAN +S +TT +TIME +COMMAND"] > /dev/null
+dnl then
+dnl    ac_cv_ps_varlist="[&procuid,&procpid,&procppid,&procpcpu,&procvsz,&procrss,procstat,&pos]"
+dnl    ac_cv_ps_command="/usr/ucb/ps -alxwwn"
+dnl    ac_cv_ps_format=["%*s %d %d %d %d %*d %*d %d %d%*[ 0123456789abcdef]%[OSRZT]%*s %*s %n"]
+dnl    ac_cv_ps_cols=8
+dnl    AC_MSG_RESULT([$ac_cv_ps_command])
+
+dnl Some gnu/linux systems (debian for one) don't like -axwo and need axwo.
+dnl so test for this first...
+elif ps axwo 'stat comm vsz rss user uid pid ppid args' 2>/dev/null | \
+       egrep -i ["^ *STAT +[UCOMAND]+ +VSZ +RSS +USER +UID +PID +PPID +COMMAND"] > /dev/null
+then
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS axwo 'stat uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
+       AC_MSG_RESULT([$ac_cv_ps_command])
+
 dnl For OpenBSD 3.2 & 3.3. Must come before ps -weo
+dnl Should also work for FreeBSD 5.2.1 and 5.3
 dnl  STAT UCOMM              VSZ   RSS USER      PPID COMMAND
-if ps -axwo 'stat comm vsz rss user uid ppid args' 2>/dev/null | \
-       egrep -i ["^ *STAT +UCOMM +VSZ +RSS +USER +UID +PPID +COMMAND"] > /dev/null
+elif ps -axwo 'stat comm vsz rss user uid pid ppid args' 2>/dev/null | \
+       egrep -i ["^ *STAT +[UCOMAND]+ +VSZ +RSS +USER +UID +PID +PPID +COMMAND"] > /dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -axwo 'stat uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -axwo 'stat uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
+       AC_MSG_RESULT([$ac_cv_ps_command])
+
+dnl Some *BSDs have different format for ps. This is mainly to catch FreeBSD 4.
+dnl Limitation: Only first 16 chars returned for ucomm field
+dnl Must come before ps -weo
+elif ps -axwo 'stat uid pid ppid vsz rss pcpu ucomm command' 2>/dev/null | \
+       egrep -i ["^ *STAT +UID +PID +PPID +VSZ +RSS +%CPU +UCOMM +COMMAND"] > /dev/null
+then
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -axwo 'stat uid pid ppid vsz rss pcpu ucomm command'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl  STAT UCOMM              VSZ   RSS USER       UID  PPID COMMAND
-elif ps -weo 'stat comm vsz rss user uid ppid args' 2>/dev/null | \
-       egrep -i ["^ *S[TAUES]* +[UCOMDNA]+ +[VSIZE]+ +R[S]+ +U[SER]+ +U[ID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
+elif ps -weo 'stat comm vsz rss user uid pid ppid etime args' 2>/dev/null | \
+       egrep -i ["^ *S[TAUES]* +[UCOMDNA]+ +[VSIZE]+ +R[S]+ +U[SER]+ +U[ID]+ +P[ID]+ +P[PID]+ +[ELAPSD]+ +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -weo 'stat uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procetime,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -weo 'stat uid pid ppid vsz rss pcpu etime comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %s %n"
+       ac_cv_ps_cols=10
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl FreeBSD
-elif ps waxco 'state command vsz rss uid user ppid' 2>/dev/null | \
-       egrep -i ["^STAT +COMMAND +VSZ +RSS +UID +USER +PPID"] >/dev/null
+elif ps waxco 'state command vsz rss uid user pid ppid' 2>/dev/null | \
+       egrep -i ["^STAT +COMMAND +VSZ +RSS +UID +USER +PID +PPID"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS waxco 'state uid ppid vsz rss pcpu command command'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS waxco 'state uid pid ppid vsz rss pcpu command command'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl BSD-like mode in RH 6.1
-elif ps waxno 'state comm vsz rss uid user ppid args' 2>/dev/null | \
-       egrep -i ["^S +COMMAND +VSZ +RSS +UID +USER +PPID +[RGSCOMDNA]+"] >/dev/null
+elif ps waxno 'state comm vsz rss uid user pid ppid args' 2>/dev/null | \
+       egrep -i ["^S +COMMAND +VSZ +RSS +UID +USER +PID +PPID +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS waxno 'state uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS waxno 'state uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl SunOS 4.1.3:
 dnl  F  UID  PID  PPID  CP  PRI  NI  SZ  RSS  WCHAN  STAT  TT  TIME  COMMAND
-elif ps -laxnwww 2>/dev/null | \
+dnl Need the head -1 otherwise test will work because arguments are found
+elif ps -laxnwww 2>/dev/null | head -1 | \
        egrep -i ["^ *F(LAGS)? +UID +PID +PPID +CP +PRI +NI +(SZ)|(VSZ)|(SIZE) +RSS +WCHAN +STAT? +TTY? +TIME +COMMAND"] >/dev/null
 then
-       ac_cv_ps_varlist="[&procuid,&procppid,&procvsz,&procrss,procstat,&pos,procprog]"
+       ac_cv_ps_varlist="[&procuid,&procpid,&procppid,&procvsz,&procrss,procstat,&pos,procprog]"
        ac_cv_ps_command="$PATH_TO_PS -laxnwww"
-       ac_cv_ps_format="%*s %d %*s %d %*s %*s %*s %d %d %*s %s %*s %*s %n%s"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_format="%*s %d %d %d %*s %*s %*s %d %d %*s %s %*s %*s %n%s"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl Debian Linux / procps v1.2.9:
@@ -678,94 +748,112 @@ dnl
 elif ps laxnwww 2>/dev/null | \
        egrep -i ["^ *F(LAGS)? +UID +PID +PPID +PRI +NI +(VSZ)|(SIZE) +RSS +WCHAN +STAT? TTY +TIME +COMMAND"] >/dev/null
 then
-       ac_cv_ps_varlist="[&procuid,&procppid,procstat,&procvsz,&procrss,&pos,procprog]"
+       ac_cv_ps_varlist="[&procuid,&procpid,&procppid,procstat,&procvsz,&procrss,&pos,procprog]"
        ac_cv_ps_command="$PATH_TO_PS laxnwww"
-       ac_cv_ps_format="%*s %d %*s %d %*s %*s %d %d %*s %s %*s %*s %n%s"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_format="%*s %d %d %d %*s %*s %d %d %*s %s %*s %*s %n%s"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl OpenBSD (needs to come early because -exo appears to work, but does not give all procs)
-elif ps -axo 'stat comm vsz rss user uid ppid args' 2>/dev/null | \
-       egrep -i ["^ *S[TAUES]* +[UCOMDNA]+ +[VSIZE]+ +R[S]+ +U[SER]+ +U[ID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
+elif ps -axo 'stat comm vsz rss user uid pid ppid args' 2>/dev/null | \
+       egrep -i ["^ *S[TAUES]* +[UCOMDNA]+ +[VSIZE]+ +R[S]+ +U[SER]+ +U[ID]+ +P[PID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -axo 'stat uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -axo 'stat uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-dnl AIX 4.3.3 - needs verification. This works for Tru64 - needs %*[ +] in PS_FORMAT
-elif ps -ao 'stat comm vsz rss user uid ppid args' 2>/dev/null | \
-       egrep -i ["^ *S[TAUES]* +[UCOMDNA]+ +[VSIZE]+ +R[S]+ +U[SER]+ +U[ID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
+dnl Tru64 - needs %*[ +<>] in PS_FORMAT.
+dnl Has /usr/bin/ps and /sbin/ps - force sbin version
+dnl Can't use vsize and rssize because comes back with text (eg, 1.5M instead
+dnl of 1500). Will need big changes to check_procs to support
+elif /sbin/ps -eo 'stat uid pid ppid pcpu etime comm args' 2>/dev/null | \
+       egrep -i ["^ *S +[UID]+ +[PID]+ +[PID]+ +[%CPU]+ +[ELAPSD]+ +[COMMAND]+ +[COMMAND]+"] > /dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -ao 'stat uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="[["%s%*[ +] %d %d %d %d %f %s %n"]]"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procpcpu,procetime,procprog,&pos]"
+       ac_cv_ps_command="/sbin/ps -eo 'stat uid pid ppid pcpu etime comm args'"
+       ac_cv_ps_format=["%s%*[ +<>] %d %d %d %f %s %s %n"]
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-elif ps -eo 's comm vsz rss user uid ppid args' 2>/dev/null | \
-       egrep -i ["^S[TAUES]* +C[OMDNA]+ +[VSIZE]+ +U[SER]+ +U[ID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
+elif ps -eo 's comm vsz rss user uid pid ppid args' 2>/dev/null | \
+       egrep -i ["^S[TAUES]* +C[OMDNA]+ +[VSIZE]+ +U[SER]+ +U[ID]+ +P[PID]+ +P[PID]+ +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -eo 's uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -eo 's uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-elif ps -Ao 's comm vsz rss uid user ppid args' 2>/dev/null | \
-       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PPID +[RGSCOMDNA]+"] >/dev/null
+dnl AIX 4.3.3 and 5.1 do not have an rss field
+elif ps -eo 'stat uid pid ppid vsz pcpu comm args' 2>/dev/null | \
+       egrep -i ["^ *S[TAUES]* +UID +PID +PPID +VSZ +%CPU +COMMAND +COMMAND"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -Ao 's uid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -eo 'stat uid pid ppid vsz pcpu comm args'"
        ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_cols=8
+       AC_MSG_RESULT([$ac_cv_ps_command - with no RSS])
+
+dnl Solaris 2.6
+elif ps -Ao 's comm vsz rss uid user pid ppid args' 2>/dev/null | \
+       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PID +PPID +[RGSCOMDNA]+"] >/dev/null
+then
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -Ao 's uid pid ppid vsz rss pcpu comm args'"
+       # There must be no space between the %s and %n due to a wierd problem in sscanf where
+       # it will return %n as longer than the line length
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s%n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-elif ps -Ao 'status comm vsz rss uid user ppid args' 2>/dev/null | \
-       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PPID +[RGSCOMDNA]+"] >/dev/null
+elif ps -Ao 'status comm vsz rss uid user pid ppid args' 2>/dev/null | \
+       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PID +PPID +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -Ao 'status uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -Ao 'status uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-elif ps -Ao 'state comm vsz rss uid user ppid args' 2>/dev/null | \
-       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PPID +[RGSCOMDNA]+"] >/dev/null
+elif ps -Ao 'state comm vsz rss uid user pid ppid args' 2>/dev/null | \
+       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PID +PPID +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -Ao 'state uid ppid vsz rss pcpu comm args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -Ao 'state uid pid ppid vsz rss pcpu comm args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=9
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl wonder who takes state instead of stat
-elif ps -ao 'state command vsz rss user ppid args' 2>/dev/null | \
-       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PPID +[RGSCOMDNA]+"] >/dev/null
+elif ps -ao 'state command vsz rss user pid ppid args' 2>/dev/null | \
+       egrep -i ["^S[TAUES]* +C[OMDNA]+ +V[SIZE]+ +RSS +UID +USER +PID +PPID +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
-       ac_cv_ps_command="$PATH_TO_PS -ao 'state uid ppid vsz rss pcpu command args'"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&procpcpu,procprog,&pos]"
+       ac_cv_ps_command="$PATH_TO_PS -ao 'state uid pid ppid vsz rss pcpu command args'"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl IRIX 53
 elif ps -el 2>/dev/null | \
        egrep -i ["^ *F +S +UID +PID +PPID +C +PRI +NI +P +SZ +RSS +WCHAN +TTY +TIME +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&procvsz,&procrss,&pos,procprog]"
-       ac_cv_ps_command="$PATH_TO_PS -el"
-       ac_cv_ps_format="%*s %s %d %*s %d %*s %*s %*s %*s %d %d %*s %*s %*s %n%s"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&procvsz,&procrss,&pos,procprog]"
+       ac_cv_ps_command="$PATH_TO_PS -el (IRIX 53)"
+       ac_cv_ps_format="%*s %s %d %d %d %*s %*s %*s %*s %d %d %*s %*s %*s %n%s"
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl IRIX 63
 elif ps -el 2>/dev/null | \
        egrep -i ["^ *F +S +UID +PID +PPID +C +PRI +NI +P +ADDR +SZ +RSS +WCHAN +TTY +TIME +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&pos,procprog]"
-       ac_cv_ps_command="$PATH_TO_PS -el"
-       ac_cv_ps_format="%*s %s %d %*s %d %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&pos,procprog]"
+       ac_cv_ps_command="$PATH_TO_PS -el (IRIX 63)"
+       ac_cv_ps_format="%*s %s %d %d %d %*s %*s %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
+       ac_cv_ps_cols=6
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl AIX 4.1:
@@ -774,18 +862,20 @@ dnl    303 A        0     0     0 120  16 -- 1c07  20   24              -  0:45
 elif ps -el 2>/dev/null | \
        egrep -i ["^ *F +S +UID +PID +PPID +C +PRI +NI +ADDR +SZ +WCHAN +TTY +TIME +[RGSCOMDNA]+"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&pos,procprog]"
-       ac_cv_ps_command="$PATH_TO_PS -el"
-       ac_cv_ps_format="%*s %s %d %*s %d %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&pos,procprog]"
+       ac_cv_ps_command="$PATH_TO_PS -el (AIX 4.1 and HP-UX)"
+       ac_cv_ps_format="%*s %s %d %d %d %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
+       ac_cv_ps_cols=6
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl AIX?
 elif ps glaxen 2>/dev/null | \
        egrep -i ["^ *F +UID +PID +PPID +PRI +NI +VSZ +RSS +WCHAN +STAT +TTY +TIME +COMMAND"] >/dev/null
 then
-       ac_cv_ps_varlist="[&procuid,&procppid,&procvsz,&procrss,procstat,&pos,procprog]"
+       ac_cv_ps_varlist="[&procuid,&procpid,&procppid,&procvsz,&procrss,procstat,&pos,procprog]"
        ac_cv_ps_command="$PATH_TO_PS glaxen"
-       ac_cv_ps_format="%*s %d %*s %d %*s %*s %d %d %*s %s %*s %*s %n%s"
+       ac_cv_ps_format="%*s %d %d %d %*s %*s %d %d %*s %s %*s %*s %n%s"
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 dnl MacOSX / Darwin
@@ -793,85 +883,45 @@ dnl TODO: MacOSX has commands with spaces which will cause problems to PS_FORMAT
 dnl Some truncation will happen in UCOMM column
 dnl STAT      VSZ    RSS   UID  PPID %CPU UCOMM            COMMAND
 dnl Ss      52756  22496   501     1   6.9 Window Manager   /System/Library/CoreServices/WindowServer -daemon
-elif ps wwaxo 'state vsz rss uid ppid pcpu ucomm command' 2>/dev/null | \
+elif ps wwaxo 'state vsz rss uid pid ppid pcpu ucomm command' 2>/dev/null | \
        egrep -i ["^STAT +VSZ +RSS +UID +PPID +%CPU +UCOMM +COMMAND"] >/dev/null
 then
-       ac_cv_ps_command="$PATH_TO_PS wwaxo 'state vsz rss uid ppid pcpu ucomm command'"
-       ac_cv_ps_varlist="[procstat,&procvsz,&procrss,&procuid,&procppid,&procpcpu,procprog,&pos]"
-       ac_cv_ps_format="%s %d %d %d %d %f %s %n"
-       EXTRAS="$EXTRAS check_nagios"
+       ac_cv_ps_command="$PATH_TO_PS wwaxo 'state vsz rss uid pid ppid pcpu ucomm command'"
+       ac_cv_ps_varlist="[procstat,&procvsz,&procrss,&procuid,&procpid,&procppid,&procpcpu,procprog,&pos]"
+       ac_cv_ps_format="%s %d %d %d %d %d %f %s %n"
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
-dnl UnixWare 
+dnl UnixWare
 elif ps -Al 2>/dev/null | \
        egrep -i ["^ *F +S +UID +PID +PPID +CLS +PRI +NI +C +ADDR +SZ +WCHAN +TTY +TIME +COMD"] >/dev/null
 then
-       ac_cv_ps_varlist="[procstat,&procuid,&procppid,&pos,procprog]"
+       ac_cv_ps_varlist="[procstat,&procuid,&procpid,&procppid,&pos,procprog]"
        ac_cv_ps_command="$PATH_TO_PS -Al"
-       ac_cv_ps_format="%*s %s %d %*s %d %*s %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
-       #if ps -Ao 'vsz comm' 2>/dev/null | \
-       #       egrep -i ["^ *VSZ +COMMAND"] >/dev/null
-       #then
-       #       ac_cv_vsz_command="$PATH_TO_PS -Ao 'vsz comm'"
-       #       ac_cv_vsz_format="%*s %d"
-       #fi
+       ac_cv_ps_format="%*s %s %d %d %d %*s %*s %*s %*s %*s %*s %*s %*s %*s %n%s"
+       ac_cv_ps_cols=8
        AC_MSG_RESULT([$ac_cv_ps_command])
 
 else
-       AC_MSG_WARN([unable to find usable ps syntax])
+       AC_MSG_WARN([unable to find usable ps syntax - check_procs and check_nagios will not be compiled])
 fi
 
-AC_DEFINE_UNQUOTED(PS_VARLIST,$ac_cv_ps_varlist,
-       [Variable list for sscanf of 'ps' output])
-AC_DEFINE_UNQUOTED(PS_COMMAND,"$ac_cv_ps_command",
-       [Verbatim command to execute for ps in check_procs])
-AC_DEFINE_UNQUOTED(PS_FORMAT,"$ac_cv_ps_format",
-       [Format string for scanning ps output in check_procs])
-
-AC_PATH_PROG(PATH_TO_DF,df)
-AC_PATH_PROG(PATH_TO_BDF,bdf)
-
-AC_ARG_WITH(df_command,
-       ACX_HELP_STRING([--with-df-command=SYNTAX],
-               [sets syntax for df]),
-       with_df_command=$withval,)
-
-AC_MSG_CHECKING(for df syntax)
-if test -n "$with_df_command"
-then
-       AC_MSG_RESULT([$with_df_command])
-
-elif df -Pk 2>/dev/null | egrep -i ["^(/dev/|[a-zA-Z]:)[a-z0-9/\\]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+% +/[a-z0-9/\\]*"] >/dev/null
-then
-       with_df_command="$PATH_TO_DF -Pk"
-       AC_MSG_RESULT([$with_df_command])
-
-elif df -k 2>/dev/null | egrep -i ["^/dev/[a-z0-9/]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+% +/[a-z0-9/]*"] >/dev/null
-then
-       with_df_command="$PATH_TO_DF -k"
-       AC_MSG_RESULT([$with_df_command])
-
-elif df 2>/dev/null | egrep -i ["^/dev/[a-z0-9/]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+% +/[a-z0-9/]*"] >/dev/null
-then
-       with_df_command="$PATH_TO_DF"
-       AC_MSG_RESULT([$with_df_command])
-
-elif bdf 2>/dev/null | egrep -i ["^/dev/[a-z0-9/]+ +[0-9]+ +[0-9]+ +[0-9]+ +[0-9]+% +/[a-z0-9/]*"] >/dev/null
-then
-       with_df_command="$PATH_TO_BDF"
-       AC_MSG_RESULT([$with_df_command])
-
-else
-       AC_MSG_WARN([unable to find usable df syntax])
+if test -n "$ac_cv_ps_varlist" ; then
+       AC_DEFINE_UNQUOTED(PS_VARLIST,$ac_cv_ps_varlist,
+               [Variable list for sscanf of 'ps' output])
+       AC_DEFINE_UNQUOTED(PS_COMMAND,"$ac_cv_ps_command",
+               [Verbatim command to execute for ps in check_procs])
+       AC_DEFINE_UNQUOTED(PS_FORMAT,"$ac_cv_ps_format",
+               [Format string for scanning ps output in check_procs])
+       AC_DEFINE_UNQUOTED(PS_COLS,$ac_cv_ps_cols,
+               [Number of columns in ps command])
+       EXTRAS="$EXTRAS check_procs check_nagios"
+       if echo "$ac_cv_ps_varlist" | grep "procetime" >/dev/null; then
+               AC_DEFINE(PS_USES_PROCETIME,"yes",
+                         [Whether the ps utility uses the "procetime" field])
+       fi
 fi
 
-AC_DEFINE_UNQUOTED(DF_COMMAND,"$with_df_command",[path and args for df command])
-
-dnl jm_AFS
-jm_LIST_MOUNTED_FILESYSTEMS([list_mounted_fs=yes], [list_mounted_fs=no])
-jm_FSTYPENAME
-jm_FILE_SYSTEM_USAGE([space=yes], [space=no])
-
 AC_PATH_PROG(PATH_TO_PING,ping)
 AC_PATH_PROG(PATH_TO_PING6,ping6)
 
@@ -882,10 +932,19 @@ AC_ARG_WITH(ping_command,
 
 AC_MSG_CHECKING(for ICMP ping syntax)
 ac_cv_ping_packets_first=no
+ac_cv_ping_has_timeout=no
 if test -n "$with_ping_command"
 then
        AC_MSG_RESULT([(command-line) $with_ping_command])
-       if test -n "$ac_cv_ping_packets_first"
+       if echo "$with_ping_command" | grep '%d.*%d.*%s' >/dev/null
+       then
+               ac_cv_ping_packets_first=yes
+               ac_cv_ping_has_timeout=yes
+       elif echo "$with_ping_command" | grep '%d.*%s.*%d' >/dev/null || \
+            echo "$with_ping_command" | grep '%s.*%d.*%d' >/dev/null
+       then
+               ac_cv_ping_has_timeout=yes
+       elif echo "$with_ping_command" | grep '%d.*%s' >/dev/null
        then
                ac_cv_ping_packets_first=yes
        fi
@@ -894,14 +953,22 @@ elif [[ "z$ac_cv_uname_s" = "zUnixWare" ]] && \
        $PATH_TO_PING -n -s 127.0.0.1 56 1 2>/dev/null | \
        egrep -i "^round-trip|^rtt" >/dev/null
 then
-        with_ping_command="$PATH_TO_PING -n -U -c %d %s"
+       with_ping_command="$PATH_TO_PING -n -U -c %d %s"
        ac_cv_ping_packets_first=yes
        AC_MSG_RESULT([$with_ping_command])
 
+elif $PATH_TO_PING -n -U -w 10 -c 1 127.0.0.1 2>/dev/null | \
+       egrep -i "^round-trip|^rtt" >/dev/null
+then
+       with_ping_command="$PATH_TO_PING -n -U -w %d -c %d %s"
+       ac_cv_ping_packets_first=yes
+  ac_cv_ping_has_timeout=yes
+       AC_MSG_RESULT([$with_ping_command])
+
 elif $PATH_TO_PING -n -U -c 1 127.0.0.1 2>/dev/null | \
        egrep -i "^round-trip|^rtt" >/dev/null
 then
-        with_ping_command="$PATH_TO_PING -n -U -c %d %s"
+       with_ping_command="$PATH_TO_PING -n -U -c %d %s"
        ac_cv_ping_packets_first=yes
        AC_MSG_RESULT([$with_ping_command])
 
@@ -963,6 +1030,12 @@ then
                [Define if packet count must precede host])
 fi
 
+if test "x$ac_cv_ping_has_timeout" != "xno"
+then
+       AC_DEFINE(PING_HAS_TIMEOUT,1,
+               [Define if ping has its own timeout option that should be set])
+fi
+
 AC_ARG_WITH(ping6_command,
        ACX_HELP_STRING([--with-ping6-command=SYNTAX],
                [sets syntax for ICMPv6 ping]),
@@ -974,7 +1047,15 @@ ac_cv_ping6_packets_first=no
 if test -n "$with_ping6_command"
 then
        AC_MSG_RESULT([(command-line) $with_ping6_command])
-       if test -n "$ac_cv_ping6_packets_first"
+       if echo "$with_ping6_command" | grep '%d.*%d.*%s' >/dev/null
+       then
+               ac_cv_ping6_packets_first=yes
+       elif echo "$with_ping6_command" | grep '%d.*%s.*%d' >/dev/null || \
+            echo "$with_ping6_command" | grep '%s.*%d.*%d' >/dev/null
+       then
+               # Just keep same logic as ping (IPv4) if we ever need ac_cv_ping6_has_timeout
+               true
+       elif echo "$with_ping6_command" | grep '%d.*%s' >/dev/null
        then
                ac_cv_ping6_packets_first=yes
        fi
@@ -984,14 +1065,22 @@ elif test "x$PATH_TO_PING6" != "x"; then
                $PATH_TO_PING6 -n -s ::1 56 1 2>/dev/null | \
                egrep -i "^round-trip|^rtt" >/dev/null
        then
-               with_ping6_command="$PATH_TO_PING6 -n -U -c %d %s"
+               with_ping6_command="$PATH_TO_PING6 -n -U -c %d %s"
+               ac_cv_ping6_packets_first=yes
+               AC_MSG_RESULT([$with_ping6_command])
+
+       elif $PATH_TO_PING6 -n -U -w 10 -c 1 ::1 2>/dev/null | \
+               egrep -i "^round-trip|^rtt" >/dev/null
+       then
+               with_ping6_command="$PATH_TO_PING6 -n -U -w %d -c %d %s"
                ac_cv_ping6_packets_first=yes
+               ac_cv_ping_has_timeout=yes
                AC_MSG_RESULT([$with_ping6_command])
 
        elif $PATH_TO_PING6 -n -U -c 1 ::1 2>/dev/null | \
                egrep -i "^round-trip|^rtt" >/dev/null
        then
-               with_ping6_command="$PATH_TO_PING6 -n -U -c %d %s"
+               with_ping6_command="$PATH_TO_PING6 -n -U -c %d %s"
                ac_cv_ping6_packets_first=yes
                AC_MSG_RESULT([$with_ping6_command])
 
@@ -1047,14 +1136,14 @@ elif test "x$PATH_TO_PING" != "x"; then
                $PATH_TO_PING -A inet6 -n -s ::1 56 1 2>/dev/null | \
                egrep -i "^round-trip|^rtt" >/dev/null
        then
-               with_ping6_command="$PATH_TO_PING -A inet6 -n -U -c %d %s"
+               with_ping6_command="$PATH_TO_PING -A inet6 -n -U -c %d %s"
                ac_cv_ping6_packets_first=yes
                AC_MSG_RESULT([$with_ping6_command])
 
        elif $PATH_TO_PING -A inet6 -n -U -c 1 ::1 2>/dev/null | \
                egrep -i "^round-trip|^rtt" >/dev/null
        then
-               with_ping6_command="$PATH_TO_PING -A inet6 -n -U -c %d %s"
+               with_ping6_command="$PATH_TO_PING -A inet6 -n -U -c %d %s"
                ac_cv_ping6_packets_first=yes
                AC_MSG_RESULT([$with_ping6_command])
 
@@ -1120,53 +1209,58 @@ if test "x$ac_cv_ping6_packets_first" != "xno"; then
 fi
 fi
 
-AC_PATH_PROG(PATH_TO_NSLOOKUP,nslookup)
 
-AC_MSG_CHECKING(for nslookup syntax)
-if test -n "$PATH_TO_NSLOOKUP"
-then
-       if $PATH_TO_NSLOOKUP -sil 127.0.0.1 2>&1 | grep ["Invalid option: sil"] >/dev/null
+AC_ARG_WITH(nslookup_command,
+            ACX_HELP_STRING([--with-nslookup-command=PATH],
+                            [sets path to nslookup executable]),
+            ac_cv_nslookup_command=$withval)
+if test -n "$ac_cv_nslookup_command"; then
+       AC_MSG_NOTICE([Using specific nslookup at $ac_cv_nslookup_command])
+else
+       AC_PATH_PROG(PATH_TO_NSLOOKUP,nslookup)
+       if test -n "$PATH_TO_NSLOOKUP"
        then
-               ac_cv_nslookup_command="$PATH_TO_NSLOOKUP"
-               AC_MSG_RESULT([$ac_cv_nslookup_command])
+               AC_MSG_CHECKING(for nslookup syntax)
+               if $PATH_TO_NSLOOKUP -sil 127.0.0.1 2>&1 | grep ["Invalid option: sil"] >/dev/null
+               then
+                       ac_cv_nslookup_command="$PATH_TO_NSLOOKUP"
+                       AC_MSG_RESULT([$ac_cv_nslookup_command])
 
-       else
-               ac_cv_nslookup_command="$PATH_TO_NSLOOKUP -sil"
-               AC_MSG_RESULT([$ac_cv_nslookup_command])
+               else
+                       ac_cv_nslookup_command="$PATH_TO_NSLOOKUP -sil"
+                       AC_MSG_RESULT([$ac_cv_nslookup_command])
 
+               fi
+       else
+               AC_MSG_WARN([nslookup command not found])
        fi
-       EXTRAS="$EXTRAS check_dns"
-
-else
-       AC_MSG_WARN([nslookup command not found])
 fi
 
-AC_DEFINE_UNQUOTED(NSLOOKUP_COMMAND,"$ac_cv_nslookup_command",
-       [path and args for nslookup])
-
-AC_PATH_PROG(PATH_TO_HOST,host)
-if test -n "$ac_cv_path_PATH_TO_HOST"
-then
+if test -n "$ac_cv_nslookup_command"; then
        EXTRAS="$EXTRAS check_dns"
+       AC_DEFINE_UNQUOTED(NSLOOKUP_COMMAND,"$ac_cv_nslookup_command", [path and args for nslookup])
 fi
 
+AC_MSG_CHECKING([for number of cpus])
+AC_TRY_COMPILE([#include <unistd.h>],
+       [sysconf(_SC_NPROCESSORS_CONF) > 0;],
+       AC_DEFINE(HAVE_SYSCONF__SC_NPROCESSORS_CONF,1,[Define if sysconf returns number of cpus])
+       AC_MSG_RESULT([sysconf(_SC_NPROCESSORS_CONF)]),
+       AC_MSG_RESULT([cannot calculate])
+       )
+
 AC_PATH_PROG(PATH_TO_UPTIME,uptime)
+AC_ARG_WITH(uptime_command,
+            ACX_HELP_STRING([--with-uptime-command=PATH],
+                            [sets path to uptime]), PATH_TO_UPTIME=$withval)
 AC_DEFINE_UNQUOTED(PATH_TO_UPTIME,"$PATH_TO_UPTIME",[path to uptime binary])
 
 AC_PATH_PROG(PATH_TO_RPCINFO,rpcinfo)
+AC_ARG_WITH(rpcinfo_command,
+            ACX_HELP_STRING([--with-rpcinfo-command=PATH],
+                            [sets path to rpcinfo]), PATH_TO_RPCINFO=$withval)
 AC_DEFINE_UNQUOTED(PATH_TO_RPCINFO,"$PATH_TO_RPCINFO",[path to rpcinfo binary])
 
-AC_PATH_PROG(PATH_TO_NTPDATE,ntpdate)
-AC_PATH_PROGS(PATH_TO_NTPDC,ntpdc xntpdc)
-AC_PATH_PROGS(PATH_TO_NTPQ,ntpq)
-if (test -x "$PATH_TO_NTPDATE" || test -x "$PATH_TO_NTPQ")
-then
-       AC_DEFINE_UNQUOTED(PATH_TO_NTPQ,"$PATH_TO_NTPQ",[path to ntpq binary])
-       AC_DEFINE_UNQUOTED(PATH_TO_NTPDATE,"$PATH_TO_NTPDATE",[path to ntpdate binary])
-else
-       AC_MSG_WARN([Install NTP programs (http://www.ntp.org) if you want to monitor time synchronization])
-fi
-
 AC_PATH_PROG(PATH_TO_LMSTAT,lmstat)
 if test -x "$PATH_TO_LMSTAT"
 then
@@ -1176,7 +1270,11 @@ else
 fi
 
 AC_PATH_PROG(PATH_TO_SMBCLIENT,smbclient)
-if test -x "$PATH_TO_SMBCLIENT"
+AC_ARG_WITH(smbclient_command,
+            ACX_HELP_STRING([--with-smbclient-command=PATH],
+                            [sets path to smbclient]),
+            PATH_TO_SMBCLIENT=$withval)
+if test -n "$PATH_TO_SMBCLIENT"
 then
        AC_DEFINE_UNQUOTED(PATH_TO_SMBCLIENT,"$PATH_TO_SMBCLIENT",[path to smbclient binary])
 else
@@ -1197,7 +1295,11 @@ AC_DEFINE_UNQUOTED(WHO_COMMAND,"$ac_cv_path_to_who",
        [path and arguments for invoking 'who'])
 
 AC_PATH_PROG(PATH_TO_SNMPGET,snmpget)
-if test -x "$PATH_TO_SNMPGET"
+AC_ARG_WITH(snmpget_command,
+            ACX_HELP_STRING([--with-snmpget-command=PATH],
+                            [Path to snmpget command]),
+            PATH_TO_SNMPGET=$withval)
+if test -n "$PATH_TO_SNMPGET"
 then
        AC_DEFINE_UNQUOTED(PATH_TO_SNMPGET,"$PATH_TO_SNMPGET",[path to snmpget binary])
        EXTRAS="$EXTRAS check_hpjd check_snmp"
@@ -1206,7 +1308,11 @@ else
 fi
 
 AC_PATH_PROG(PATH_TO_SNMPGETNEXT,snmpgetnext)
-if test -x "$PATH_TO_SNMPGETNEXT"
+AC_ARG_WITH(snmpgetnext_command,
+            ACX_HELP_STRING([--with-snmpgetnext-command=PATH],
+                            [Path to snmpgetnext command]),
+            PATH_TO_SNMPGETNEXT=$withval)
+if test -n "$PATH_TO_SNMPGETNEXT"
 then
        AC_DEFINE_UNQUOTED(PATH_TO_SNMPGETNEXT,"$PATH_TO_SNMPGETNEXT",[path to snmpgetnext binary])
 fi
@@ -1221,13 +1327,16 @@ fi
 
 AC_PATH_PROG(PATH_TO_QUAKESTAT,quakestat)
 AC_PATH_PROG(PATH_TO_QSTAT,qstat)
+AC_ARG_WITH(qstat_command,
+            ACX_HELP_STRING([--with-qstat-command=PATH],
+                            [Path to qstat command]), PATH_TO_QSTAT=$withval)
 
 if test -x "$PATH_TO_QUAKESTAT"
 then
        ac_cv_path_to_qstat="$PATH_TO_QUAKESTAT"
        EXTRAS="$EXTRAS check_game"
 
-elif test -x "$PATH_TO_QSTAT"
+elif test -n "$PATH_TO_QSTAT"
 then
        ac_cv_path_to_qstat="$PATH_TO_QSTAT"
        EXTRAS="$EXTRAS check_game"
@@ -1235,14 +1344,17 @@ else
        AC_MSG_WARN([Get qstat from http://www.activesw.com/people/steve/qstat.html in order to make check_game plugin])
 fi
 
-if test $ac_cv_path_to_qstat 
+if test $ac_cv_path_to_qstat
 then
        AC_DEFINE_UNQUOTED(PATH_TO_QSTAT,"$ac_cv_path_to_qstat",
                [path to qstat/quakestat])
 fi
 
 AC_PATH_PROG(PATH_TO_FPING,fping)
-if test -x "$PATH_TO_FPING"
+AC_ARG_WITH(fping_command,
+            ACX_HELP_STRING([--with-fping-command=PATH],
+                            [Path to fping command]), PATH_TO_FPING=$withval)
+if test -n "$PATH_TO_FPING"
 then
        AC_DEFINE_UNQUOTED(PATH_TO_FPING,"$PATH_TO_FPING",[path to fping])
        EXTRAS="$EXTRAS check_fping"
@@ -1251,8 +1363,10 @@ else
 fi
 
 AC_PATH_PROG(PATH_TO_SSH,ssh)
-
-if test -x "$PATH_TO_SSH"
+AC_ARG_WITH(ssh_command,
+            ACX_HELP_STRING([--with-ssh-command=PATH],
+                            [sets path for ssh]), PATH_TO_SSH=$withval)
+if test -n "$PATH_TO_SSH"
 then
        AC_DEFINE_UNQUOTED(SSH_COMMAND,"$PATH_TO_SSH",[path to ssh binary])
        EXTRAS="$EXTRAS check_by_ssh"
@@ -1262,7 +1376,10 @@ fi
 
 
 AC_PATH_PROG(PATH_TO_MAILQ,mailq)
-if test -x "$PATH_TO_MAILQ"
+AC_ARG_WITH(mailq_command,
+            ACX_HELP_STRING([--with-mailq-command=PATH],
+                            [sets path to mailq]), PATH_TO_MAILQ=$withval)
+if test -n "$PATH_TO_MAILQ"
 then
        AC_DEFINE_UNQUOTED(PATH_TO_MAILQ,"$PATH_TO_MAILQ",[path to mailq])
 else
@@ -1280,23 +1397,11 @@ fi
 dnl SWAP info required is amount allocated/available and amount free
 dnl The plugin works through all the swap devices and adds up the total swap
 dnl available.
-
-dnl dunno why this does not work below - use hack (kbd)
-dnl fine on linux, broken on solaris
-dnl if /bin/test -e "/proc/meminfo"
-
 AC_PATH_PROG(PATH_TO_SWAP,swap)
-AC_PATH_PROG(PATH_TO_SWAPINFO,swapinfo)
-
-AC_MSG_CHECKING(for how to check memory)
-if [cat /proc/meminfo > /dev/null 2>&1]
+if (test -n "$PATH_TO_SWAP")
 then
-       AC_MSG_RESULT([found /proc/meminfo])
-       AC_DEFINE(HAVE_PROC_MEMINFO,1,[Define if we have /proc/meminfo])
-       AC_DEFINE_UNQUOTED(PROC_MEMINFO,"/proc/meminfo",[path to /proc/meminfo if name changes])
-       EXTRAS="$EXTRAS check_swap"
-
-elif [$PATH_TO_SWAP -l 2>&1 >/dev/null]
+AC_MSG_CHECKING([for $PATH_TO_SWAP format])
+if [$PATH_TO_SWAP -l 2>&1 >/dev/null]
 then
        ac_cv_have_swap=yes
        ac_cv_swap_command="$PATH_TO_SWAP -l"
@@ -1304,95 +1409,355 @@ then
                egrep -i "^lswap +path +pri +swaplo +blocks +free +maxswap" \
                >/dev/null]
        then
-               ac_cv_swap_format=[" %*d %*s %*d,%*d %*d %*d %d %d"]
+               ac_cv_swap_format=[" %*d %*s %*d,%*d %*d %*d %f %f"]
+               ac_cv_swap_conv=2048
                AC_MSG_RESULT([using IRIX format swap])
 
-       elif [$PATH_TO_SWAP -l 2>/dev/null | egrep -i "^swapfile +dev +swaplo +blocks +free" >/dev/null]
-       then
-               ac_cv_swap_format=["%*s %*[0-9,-] %*d %d %d"]
-               AC_MSG_RESULT([using Solaris format swap])
-
        elif [$PATH_TO_SWAP -l 2>/dev/null | egrep -i "^path +dev +swaplo +blocks +free" >/dev/null]
        then
-               ac_cv_swap_format=["%*s %*[0-9,-] %*d %d %d"]
+               ac_cv_swap_format=["%*s %*[0-9,-] %*d %f %f"]
+               ac_cv_swap_conv=2048
                AC_MSG_RESULT([using Unixware format swap])
-
+       else
+               dnl if we don't know what format swap's output is
+               dnl we might as well pretend we didn't see it
+               ac_cv_have_swap=""
+               ac_cv_swap_command=""
        fi
-       EXTRAS="$EXTRAS check_swap"
+fi
+dnl end if for PATH_TO_SWAP
+fi
 
-elif [$PATH_TO_SWAPINFO -k 2>&1 | egrep -i "^Device" >/dev/null]
+AC_PATH_PROG(PATH_TO_SWAPINFO,swapinfo)
+if (test -n "$PATH_TO_SWAPINFO")
+then
+AC_MSG_CHECKING([for $PATH_TO_SWAPINFO format])
+if [$PATH_TO_SWAPINFO -k 2>&1 | egrep -i "^Device" >/dev/null]
 then
        ac_cv_have_swap=yes
        ac_cv_swap_command="$PATH_TO_SWAPINFO -k"
 
        if [$PATH_TO_SWAPINFO -k 2>/dev/null | egrep -i "^Device +1K-blocks +Used +Avail" >/dev/null]
        then
-               ac_cv_swap_format=["%*s %d %*d %d"]
+               ac_cv_swap_format=["%*s %f %*d %f"]
+               ac_cv_swap_conv=1024
                AC_MSG_RESULT([using FreeBSD format swapinfo])
        fi
-       EXTRAS="$EXTRAS check_swap"
 
 elif [$PATH_TO_SWAPINFO -dfM 2>/dev/null | egrep -i "^TYPE +AVAIL +USED +FREE" >/dev/null]
 then
        ac_cv_have_swap=yes
-       ac_cv_swap_command="$PATH_TO_SWAPINFO -dfM",
-       ac_cv_swap_format=["%*s %d %*d %d"]
+       ac_cv_swap_command="$PATH_TO_SWAPINFO -dfM"
+       ac_cv_swap_format=["%*s %f %*d %f"]
+       ac_cv_swap_conv=1024
        AC_MSG_RESULT([using HP-UX format swapinfo])
 fi
+dnl end if for PATH_TO_SWAPINFO
+fi
+
+AC_PATH_PROG(PATH_TO_LSPS,lsps)
+if (test -n "$PATH_TO_LSPS")
+then
+AC_MSG_CHECKING([for $PATH_TO_LSPS format])
+if [$PATH_TO_LSPS -a 2>/dev/null | egrep -i "^Page Space" > /dev/null]
+then
+       ac_cv_have_swap=yes
+       ac_cv_swap_command="$PATH_TO_LSPS -a"
+       ac_cv_swap_format=["%*s %*s %*s %f%*s %f %*s"]
+       ac_cv_swap_conv=1
+       AC_MSG_RESULT([using AIX lsps])
+fi
+dnl end if for PATH_TO_SWAPINFO
+fi
+
+dnl
+dnl test for swapctl system call, both the 2-arg and 3-arg variants
+dnl fwict, the 2-arg is an SVR4 standard, whereas the 3-arg is shared
+dnl in the various BSD's
+dnl
+
+AC_CHECK_HEADERS([sys/stat.h sys/param.h])
+AC_CHECK_HEADERS([sys/swap.h], [], [], [
+#ifdef HAVE_SYS_PARAM_H
+#include <sys/param.h>
+#endif
+])
+AC_CHECK_DECLS([swapctl],,,[
+               #include <unistd.h>
+               #include <sys/types.h>
+               #include <sys/param.h>
+               #include <sys/stat.h>
+               #include <sys/swap.h>
+               ])
+AC_CHECK_TYPES([swaptbl_t, swapent_t],,,[
+               #include <sys/types.h>
+               #include <sys/param.h>
+               #include <sys/stat.h>
+               #include <sys/swap.h>
+               ])
+AC_CHECK_MEMBERS([struct swapent.se_nblks],,,[
+                 #include <unistd.h>
+                 #include <sys/types.h>
+                 #include <sys/param.h>
+                 #include <sys/stat.h>
+                 #include <sys/swap.h>
+                 ])
+
+if test "$ac_cv_have_decl_swapctl" = "yes";
+then
+       EXTRAS="$EXTRAS check_swap"
+       AC_MSG_CHECKING([for 2-arg (SVR4) swapctl])
+       if test "$ac_cv_type_swaptbl_t" = "yes" -a \
+               "$ac_cv_type_swapent_t" = "yes";
+       then
+               AC_MSG_RESULT([yes])
+               ac_cv_check_swap_swapctl_svr4="1";
+               AC_DEFINE([CHECK_SWAP_SWAPCTL_SVR4],1,
+                         [Define if 2-argument SVR4 swapctl exists])
+       else
+               AC_MSG_RESULT([no])
+               AC_MSG_CHECKING([for 3-arg (*BSD) swapctl])
+               if test "$ac_cv_member_struct_swapent_se_nblks" = "yes";
+               then
+                       AC_MSG_RESULT([yes])
+                       AC_DEFINE([CHECK_SWAP_SWAPCTL_BSD],1,
+                                 [Define if 3-argument BSD swapctl exists])
+               else
+                       AC_MSG_RESULT([no])
+               fi
+       fi
+       AC_MSG_CHECKING([for whether swapctl uses blocks or pages])
+       if test "$ac_cv_check_swap_swapctl_svr4" = "1";
+       then
+               dnl
+               dnl the SVR4 spec returns values in pages
+               dnl
+               AC_MSG_RESULT([page])
+               AC_CHECK_DECLS([sysconf])
+               AC_MSG_CHECKING([for system page size])
+               if test "$ac_cv_have_decl_sysconf" = "yes";
+               then
+                       AC_MSG_RESULT([determined by sysconf(3)])
+                       ac_cv_swap_conv="(1048576/sysconf(_SC_PAGESIZE))"
+               else
+                       AC_MSG_WARN([don't know. guessing 4096k])
+                       ac_cv_swap_conv=256
+               fi
+       else
+               dnl
+               dnl the BSD spec returns values in blocks
+               dnl
+               AC_MSG_RESULT([blocks (assuming 512b)])
+               ac_cv_swap_conv=2048
+       fi
+       AC_DEFINE_UNQUOTED(SWAP_CONVERSION,$ac_cv_swap_conv,
+               [Conversion factor to MB])
+fi
+dnl
+dnl end tests for the swapctl system calls
+dnl
 
-if test x$ac_cv_have_swap != x 
+
+if test "x$ac_cv_have_swap" != "x"
 then
        AC_DEFINE(HAVE_SWAP,1,[Define if swap/swapinfo command is found])
+       EXTRAS="$EXTRAS check_swap"
 fi
-AC_DEFINE_UNQUOTED(SWAP_FORMAT,"$ac_cv_swap_format",
-       [Format string for parsing swap output])
-if test "x$ac_cv_swap_command" != "x" 
+if test "x$ac_cv_swap_command" != "x"
 then
        AC_DEFINE_UNQUOTED(SWAP_COMMAND,"$ac_cv_swap_command",
                [Path to swap/swapinfo binary, with any args])
+       AC_DEFINE_UNQUOTED(SWAP_FORMAT,"$ac_cv_swap_format",
+               [Format string for parsing swap output])
+       AC_DEFINE_UNQUOTED(SWAP_CONVERSION,$ac_cv_swap_conv,
+               [Conversion factor to MB])
+fi
+
+AC_ARG_WITH(proc-meminfo,
+            ACX_HELP_STRING([--with-proc-meminfo=PATH],
+                            [path to /proc/meminfo or equivalent]),
+                            ac_cv_proc_meminfo=$withval)
+dnl dunno why this does not work below - use hack (kbd)
+dnl fine on linux, broken on solaris
+dnl if /bin/test -e "/proc/meminfo"
+AC_MSG_CHECKING([for /proc/meminfo])
+if test -n "$ac_cv_proc_meminfo"; then
+       AC_MSG_RESULT([(command line) $ac_cv_proc_meminfo])
+elif [cat /proc/meminfo > /dev/null 2>&1]; then
+       AC_MSG_RESULT([found /proc/meminfo])
+       ac_cv_proc_meminfo="/proc/meminfo"
+else
+       AC_MSG_RESULT([no])
+fi
+
+if test -n "$ac_cv_proc_meminfo"; then
+       AC_DEFINE(HAVE_PROC_MEMINFO,1,[Define if we have /proc/meminfo])
+       AC_DEFINE_UNQUOTED(PROC_MEMINFO,"$ac_cv_proc_meminfo",[path to /proc/meminfo if name changes])
+       EXTRAS="$EXTRAS check_swap"
 fi
 
 AC_PATH_PROG(PATH_TO_DIG,dig)
-AC_DEFINE_UNQUOTED(PATH_TO_DIG,"$PATH_TO_DIG",[Path to dig command, if present])
+AC_ARG_WITH(dig_command,
+            ACX_HELP_STRING([--with-dig-command=PATH],
+                            [Path to dig command]), PATH_TO_DIG=$withval)
 if test -n "$PATH_TO_DIG"; then
        EXTRAS="$EXTRAS check_dig"
+       AC_DEFINE_UNQUOTED(PATH_TO_DIG,"$PATH_TO_DIG",[Path to dig command, if present])
 fi
 
-if test -f plugins/check_nt.c ; then
-  EXTRAS="$EXTRAS check_nt"
-elif test -f ../plugins/check_nt.c ; then
+AC_PATH_PROG(PATH_TO_APTGET,apt-get)
+AC_ARG_WITH(apt-get_command,
+            ACX_HELP_STRING([--with-apt-get-command=PATH],
+                            [Path to apt-get command]),
+                            with_apt_get_command=$withval,
+                            with_apt_get_command=$PATH_TO_APTGET)
+AC_DEFINE_UNQUOTED(PATH_TO_APTGET,"$PATH_TO_APTGET",[Path to apt-get command, if present])
+if test -n "$PATH_TO_APTGET" ; then
+       EXTRAS="$EXTRAS check_apt"
+fi
+
+
+if test -f $srcdir/plugins/check_nt.c ; then
   EXTRAS="$EXTRAS check_nt"
 fi
 
-AC_MSG_CHECKING(for va_list)
-AC_TRY_COMPILE([#ifdef __STDC__
-               #include <stdio.h>
-               #include <stdlib.h>
-               #include <stdarg.h>
-               #else
-               #include <sys/types.h>
-               #include <stdio.h>
-               #include <varargs.h>
-               #endif],
-               [va_list args;],
-               [AC_MSG_RESULT(yes)],
-               [NEED_VA_LIST=-DNEED_VA_LIST AC_SUBST(NEED_VA_LIST) AC_MSG_RESULT(no)])
+
+dnl used in check_dhcp
+AC_CHECK_HEADERS(sys/sockio.h)
+
+case $host in
+       *bsd*)
+               AC_DEFINE(__bsd__,1,[bsd specific code in check_dhcp.c])
+       ;;
+       *linux*)
+               AC_DEFINE(__linux__,1,[linux specific code in check_dhcp.c])
+       ;;
+       *sun* | *solaris*)
+               AC_DEFINE(__sun__,1,[sun specific code in check_dhcp.c])
+       ;;
+       *hpux*)
+               AC_DEFINE(__hpux__,1,[hpux specific code in check_dhcp.c])
+       ;;
+esac
 
 AC_SUBST(EXTRAS)
+AC_SUBST(EXTRAS_ROOT)
 AC_SUBST(EXTRA_NETOBJS)
 AC_SUBST(DEPLIBS)
 
-AC_DEFINE_UNQUOTED(PACKAGE_VERSION,"${VERSION}",[package version])
+AM_GNU_GETTEXT([external], [need-ngettext])
+AM_GNU_GETTEXT_VERSION(0.15)
+
+dnl Check for Redhat spopen problem
+dnl Wierd problem where ECHILD is returned from a wait call in error
+dnl Only appears to affect nslookup and dig calls. Only affects redhat around
+dnl 2.6.9-11 (okay in 2.6.9-5). Redhat investigating root cause
+dnl We patch plugins/popen.c
+dnl Need to add smp because uname different on those
+dnl Can force patch to be applied with --enable-redhat-pthread-workaround
+AC_ARG_ENABLE(redhat-pthread-workaround,
+       AC_HELP_STRING([--enable-redhat-pthread-workaround],
+               [force Redhat patch to be applied (default: test system)]),
+       [ac_cv_enable_redhat_pthread_workaround=$enableval],
+       [ac_cv_enable_redhat_pthread_workaround=test])
+if test "$ac_cv_enable_redhat_pthread_workaround" = "test" ; then
+       if echo $ac_cv_uname_r | egrep "\.EL(smp)?$" >/dev/null 2>&1 ; then
+               AC_MSG_NOTICE([See http://nagiosplugins.org/faq/compile/configure_appears_to_hang if this next part takes a long time])
+               AC_MSG_CHECKING(for redhat spopen problem)
+               ( cd config_test && make && make test ) > /dev/null 2>&1
+               if test $? -eq 0 ; then
+                       AC_MSG_RESULT(okay)
+               else
+                       AC_MSG_RESULT(error)
+                       AC_DEFINE(REDHAT_SPOPEN_ERROR, 1, [Workaround on redhat in spopen])
+               fi
+       fi
+elif test "$ac_cv_enable_redhat_pthread_workaround" = "yes" ; then
+       AC_DEFINE(REDHAT_SPOPEN_ERROR, 1, [Forced workaround on redhat in spopen])
+fi
 
-AC_OUTPUT(Makefile lib/Makefile plugins/Makefile plugins-scripts/Makefile plugins-scripts/subst plugins-scripts/utils.pm plugins-scripts/utils.sh command.cfg test.pl pkg/solaris/pkginfo)
+dnl Perl modules
+AC_ARG_ENABLE(perl-modules,
+       AC_HELP_STRING([--enable-perl-modules],
+               [Enables installation of Nagios::Plugin and its dependencies (default: no)]),
+       [enable_perl_modules=$enableval],
+       [enable_perl_modules=no])
+if test "$enable_perl_modules" = "yes" ; then
+  AC_SUBST(PERLMODS_DIR,perlmods)
+fi
 
-ACX_FEATURE([with],[cgiurl])
-ACX_FEATURE([with],[nagios-user])
-ACX_FEATURE([with],[nagios-group])
-ACX_FEATURE([with],[trusted-path])
-ACX_FEATURE([with],[df-command])
-ACX_FEATURE([with],[ping-command])
+# From Tap configure
+# Checks for libraries
+case "$host" in
+       *-*-*freebsd4*)
+               LDFLAGS="$LDFLAGS -pthread"
+               HAVE_LIBPTHREAD=1
+               ;;
+       *)
+               AC_CHECK_LIB(pthread, main)
+               ;;
+esac
+
+dnl External libraries - see ACKNOWLEDGEMENTS
+gl_INIT
+
+dnl Some helpful common compile errors checked here
+if test "$ac_cv_uname_s" = 'SunOS' -a \( "x$ac_cv_prog_ac_ct_AR" = "x" -o "$ac_cv_prog_ac_ct_AR" = 'false' \) ; then
+       AC_MSG_ERROR(No ar found for Solaris - is /usr/ccs/bin in PATH?)
+fi
+
+AC_OUTPUT(
+  Makefile
+  tap/Makefile
+  lib/Makefile
+  plugins/Makefile
+  lib/tests/Makefile
+  plugins-root/Makefile
+  plugins-scripts/Makefile
+  plugins-scripts/subst
+  plugins-scripts/utils.pm
+  plugins-scripts/utils.sh
+  perlmods/Makefile
+  command.cfg
+  test.pl
+  pkg/solaris/pkginfo
+  po/Makefile.in
+)
+
+
+dnl the ones below that are commented out need to be cleaned up
+dnl in the configure code above to use with_foo instead of ac_cv_foo
+dnl if we want them to show up here.  it'd also make the code cleaner.
+dnl i'll get to that on another rainy day :) -sf
+ACX_FEATURE([with],[apt-get-command])
+dnl ACX_FEATURE([with],[dig-command])
+dnl ACX_FEATURE([with],[fping-command])
+dnl ACX_FEATURE([with],[mailq-command])
+dnl ACX_FEATURE([with],[nslookup-command])
 ACX_FEATURE([with],[ping6-command])
-ACX_FEATURE([with],[lwres])
+ACX_FEATURE([with],[ping-command])
+dnl ACX_FEATURE([with],[qstat-command])
+dnl ACX_FEATURE([with],[rpcinfo-command])
+dnl ACX_FEATURE([with],[smbclient-command])
+dnl ACX_FEATURE([with],[snmpget-command])
+dnl ACX_FEATURE([with],[snmpgetnext-command])
+dnl ACX_FEATURE([with],[ssh-command])
+dnl ACX_FEATURE([with],[uptime-command])
+
+dnl ACX_FEATURE([with],[proc-meminfo])
+dnl ACX_FEATURE([with],[ps-command])
+dnl ACX_FEATURE([with],[ps-format])
+dnl ACX_FEATURE([with],[ps-cols])
+dnl ACX_FEATURE([with],[ps-varlist])
+
 ACX_FEATURE([with],[ipv6])
-ACX_FEATURE([enable],[emulate-getaddrinfo])
+ACX_FEATURE([with],[mysql])
+ACX_FEATURE([with],[openssl])
+ACX_FEATURE([with],[gnutls])
+ACX_FEATURE([enable],[extra-opts])
+ACX_FEATURE([with],[perl])
+ACX_FEATURE([enable],[perl-modules])
+ACX_FEATURE([with],[cgiurl])
+ACX_FEATURE([with],[trusted-path])
+ACX_FEATURE([enable],[libtap])
+