New upstream version 1.8.0+dfsgupstream/1.8.0+dfsg

2 files changed, 269 insertions, 106 deletions

diff --git a/configure b/configure
index 6a9d15b9c..e1fae5540 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for netdata 1.7.0.
+# Generated by GNU Autoconf 2.69 for netdata 1.8.0.
 #
 #
 # Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
@@ -577,8 +577,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='netdata'
 PACKAGE_TARNAME='netdata'
-PACKAGE_VERSION='1.7.0'
-PACKAGE_STRING='netdata 1.7.0'
+PACKAGE_VERSION='1.8.0'
+PACKAGE_STRING='netdata 1.8.0'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -619,8 +619,8 @@ ac_includes_default="\
 # include <unistd.h>
 #endif"
 
-ac_func_list=
 ac_header_list=
+ac_func_list=
 ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
@@ -647,6 +647,8 @@ chartsdir
 cachedir
 registrydir
 varlibdir
+ENABLE_PLUGIN_CGROUP_NETWORK_FALSE
+ENABLE_PLUGIN_CGROUP_NETWORK_TRUE
 ENABLE_PLUGIN_NFACCT_FALSE
 ENABLE_PLUGIN_NFACCT_TRUE
 LIBMNL_LIBS
@@ -792,6 +794,7 @@ enable_dependency_tracking
 enable_plugin_nfacct
 enable_plugin_freeipmi
 enable_pedantic
+enable_accept4
 with_webdir
 with_libcap
 with_zlib
@@ -1371,7 +1374,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures netdata 1.7.0 to adapt to many kinds of systems.
+\`configure' configures netdata 1.8.0 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1441,7 +1444,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of netdata 1.7.0:";;
+     short | recursive ) echo "Configuration of netdata 1.8.0:";;
    esac
   cat <<\_ACEOF
 
@@ -1458,21 +1461,23 @@ Optional Features:
                           do not reject slow dependency extractors
   --disable-dependency-tracking
                           speeds up one-time build
-  --enable-plugin-nfacct  enable nfacct plugin, requires root
+  --enable-plugin-nfacct  enable nfacct plugin, requires running netdata as
+                          root [default disabled]
   --enable-plugin-freeipmi
-                          enable freeipmi plugin
-  --enable-pedantic       enable pedantic compiler warnings
+                          enable freeipmi plugin [default autodetect]
+  --enable-pedantic       enable pedantic compiler warnings [default disabled]
+  --disable-accept4       System does not have accept4 [default autodetect]
   --disable-x86-sse       SSE/SS2 optimizations on x86 [default enabled]
-  --disable-lto           Link Time Optimizations [default enabled]
+  --disable-lto           Link Time Optimizations [default autodetect]
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
   --with-webdir           location of webdir [PKGDATADIR/web]
-  --with-libcap           build with libcap
-  --with-zlib             build with zlib
-  --with-math             build with math
-  --with-user             use this user to drop privilege
+  --with-libcap           build with libcap [default autodetect]
+  --without-zlib          build without zlib [default enabled]
+  --without-math          build without math [default enabled]
+  --with-user             use this user to drop privilege [default nobody]
   --with-jemalloc-prefix=PREFIX
                           Specify the jemalloc prefix [default=""]
   --with-jemalloc=DIR     use a specific jemalloc library
@@ -1582,7 +1587,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-netdata configure 1.7.0
+netdata configure 1.8.0
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1877,6 +1882,60 @@ fi
 
 } # ac_fn_c_try_link
 
+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
+# -------------------------------------------
+# Tests whether TYPE exists after having included INCLUDES, setting cache
+# variable VAR accordingly.
+ac_fn_c_check_type ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=no"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof ($2))
+	 return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof (($2)))
+	    return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  eval "$3=yes"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_type
+
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
@@ -1944,60 +2003,6 @@ $as_echo "$ac_res" >&6; }
 
 } # ac_fn_c_check_func
 
-# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
-# -------------------------------------------
-# Tests whether TYPE exists after having included INCLUDES, setting cache
-# variable VAR accordingly.
-ac_fn_c_check_type ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=no"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof ($2))
-	 return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof (($2)))
-	    return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-else
-  eval "$3=yes"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_type
-
 # ac_fn_c_find_intX_t LINENO BITS VAR
 # -----------------------------------
 # Finds a signed integer type with width BITS, setting cache variable VAR
@@ -2360,7 +2365,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by netdata $as_me 1.7.0, which was
+It was created by netdata $as_me 1.8.0, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2640,8 +2645,8 @@ $as_echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
-as_fn_append ac_func_list " accept4"
 as_fn_append ac_header_list " sys/prctl.h"
+as_fn_append ac_func_list " accept4"
 as_fn_append ac_header_list " linux/netfilter/nfnetlink_conntrack.h"
 # Check that the precious variables saved in the cache have kept the same
 # value.
@@ -2741,7 +2746,7 @@ $as_echo "$as_me: ***************** MAINTAINER MODE *****************" >&6;}
 PACKAGE_BUILT_DATE=$(date '+%d %b %Y')
 fi
 
-PACKAGE_RPM_VERSION="1.7.0"
+PACKAGE_RPM_VERSION="1.8.0"
 
 
 
@@ -3268,7 +3273,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='netdata'
- VERSION='1.7.0'
+ VERSION='1.8.0'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -3312,7 +3317,92 @@ AMTAR='$${TAR-tar}'
 # We'll loop over all known methods to create a tar archive until one works.
 _am_tools='gnutar  pax cpio none'
 
-am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to create a pax tar archive" >&5
+$as_echo_n "checking how to create a pax tar archive... " >&6; }
+
+  # Go ahead even if we have the value already cached.  We do so because we
+  # need to set the values for the 'am__tar' and 'am__untar' variables.
+  _am_tools=${am_cv_prog_tar_pax-$_am_tools}
+
+  for _am_tool in $_am_tools; do
+    case $_am_tool in
+    gnutar)
+      for _am_tar in tar gnutar gtar; do
+        { echo "$as_me:$LINENO: $_am_tar --version" >&5
+   ($_am_tar --version) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); } && break
+      done
+      am__tar="$_am_tar --format=posix -chf - "'"$$tardir"'
+      am__tar_="$_am_tar --format=posix -chf - "'"$tardir"'
+      am__untar="$_am_tar -xf -"
+      ;;
+    plaintar)
+      # Must skip GNU tar: if it does not support --format= it doesn't create
+      # ustar tarball either.
+      (tar --version) >/dev/null 2>&1 && continue
+      am__tar='tar chf - "$$tardir"'
+      am__tar_='tar chf - "$tardir"'
+      am__untar='tar xf -'
+      ;;
+    pax)
+      am__tar='pax -L -x pax -w "$$tardir"'
+      am__tar_='pax -L -x pax -w "$tardir"'
+      am__untar='pax -r'
+      ;;
+    cpio)
+      am__tar='find "$$tardir" -print | cpio -o -H pax -L'
+      am__tar_='find "$tardir" -print | cpio -o -H pax -L'
+      am__untar='cpio -i -H pax -d'
+      ;;
+    none)
+      am__tar=false
+      am__tar_=false
+      am__untar=false
+      ;;
+    esac
+
+    # If the value was cached, stop now.  We just wanted to have am__tar
+    # and am__untar set.
+    test -n "${am_cv_prog_tar_pax}" && break
+
+    # tar/untar a dummy directory, and stop if the command works.
+    rm -rf conftest.dir
+    mkdir conftest.dir
+    echo GrepMe > conftest.dir/file
+    { echo "$as_me:$LINENO: tardir=conftest.dir && eval $am__tar_ >conftest.tar" >&5
+   (tardir=conftest.dir && eval $am__tar_ >conftest.tar) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+    rm -rf conftest.dir
+    if test -s conftest.tar; then
+      { echo "$as_me:$LINENO: $am__untar <conftest.tar" >&5
+   ($am__untar <conftest.tar) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+      { echo "$as_me:$LINENO: cat conftest.dir/file" >&5
+   (cat conftest.dir/file) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+      grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
+    fi
+  done
+  rm -rf conftest.dir
+
+  if ${am_cv_prog_tar_pax+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  am_cv_prog_tar_pax=$_am_tool
+fi
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_tar_pax" >&5
+$as_echo "$am_cv_prog_tar_pax" >&6; }
 
 
 
@@ -5079,6 +5169,14 @@ else
 
 fi
 
+# Check whether --enable-accept4 was given.
+if test "${enable_accept4+set}" = set; then :
+  enableval=$enable_accept4;
+else
+  enable_accept4="detect"
+
+fi
+
 
 # Check whether --with-webdir was given.
 if test "${with_webdir+set}" = set; then :
@@ -5399,24 +5497,6 @@ fi
 
 
 
-
-
-
-  for ac_func in $ac_func_list
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
-
-fi
-done
-
-
-
-
 ac_fn_c_check_type "$LINENO" "struct timespec" "ac_cv_type_struct_timespec" "#include <time.h>
 "
 if test "x$ac_cv_type_struct_timespec" = xyes; then :
@@ -5972,6 +6052,26 @@ done
 
 
 
+if test "${enable_accept4}" != "no"; then
+
+
+
+  for ac_func in $ac_func_list
+do :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+
+
+fi
 
 # -----------------------------------------------------------------------------
 # operating system detection
@@ -7688,6 +7788,36 @@ fi
 
 
 # -----------------------------------------------------------------------------
+# check for setns() - cgroup-network
+
+ac_fn_c_check_func "$LINENO" "setns" "ac_cv_func_setns"
+if test "x$ac_cv_func_setns" = xyes; then :
+
+fi
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if cgroup-network can be enabled" >&5
+$as_echo_n "checking if cgroup-network can be enabled... " >&6; }
+if test "$ac_cv_func_setns" = "yes" ; then
+    have_setns="yes"
+
+$as_echo "#define HAVE_SETNS 1" >>confdefs.h
+
+else
+    have_setns="no"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${have_setns}" >&5
+$as_echo "${have_setns}" >&6; }
+ if test "${have_setns}" = "yes"; then
+  ENABLE_PLUGIN_CGROUP_NETWORK_TRUE=
+  ENABLE_PLUGIN_CGROUP_NETWORK_FALSE='#'
+else
+  ENABLE_PLUGIN_CGROUP_NETWORK_TRUE='#'
+  ENABLE_PLUGIN_CGROUP_NETWORK_FALSE=
+fi
+
+
+
+# -----------------------------------------------------------------------------
 # Link-Time-Optimization
 
 if test "${enable_lto}" != "no"; then
@@ -7827,7 +7957,7 @@ pluginsdir="\$(libexecdir)/netdata/plugins.d"
 
 
 
-ac_config_files="$ac_config_files Makefile charts.d/Makefile conf.d/Makefile netdata.spec python.d/Makefile node.d/Makefile plugins.d/Makefile src/Makefile system/Makefile web/Makefile contrib/Makefile"
+ac_config_files="$ac_config_files Makefile charts.d/Makefile conf.d/Makefile netdata.spec python.d/Makefile node.d/Makefile plugins.d/Makefile src/Makefile system/Makefile web/Makefile diagrams/Makefile makeself/Makefile contrib/Makefile tests/Makefile"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -7994,6 +8124,10 @@ if test -z "${ENABLE_PLUGIN_NFACCT_TRUE}" && test -z "${ENABLE_PLUGIN_NFACCT_FAL
   as_fn_error $? "conditional \"ENABLE_PLUGIN_NFACCT\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${ENABLE_PLUGIN_CGROUP_NETWORK_TRUE}" && test -z "${ENABLE_PLUGIN_CGROUP_NETWORK_FALSE}"; then
+  as_fn_error $? "conditional \"ENABLE_PLUGIN_CGROUP_NETWORK\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
@@ -8391,7 +8525,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by netdata $as_me 1.7.0, which was
+This file was extended by netdata $as_me 1.8.0, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -8457,7 +8591,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-netdata config.status 1.7.0
+netdata config.status 1.8.0
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
@@ -8598,7 +8732,10 @@ do
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
     "system/Makefile") CONFIG_FILES="$CONFIG_FILES system/Makefile" ;;
     "web/Makefile") CONFIG_FILES="$CONFIG_FILES web/Makefile" ;;
+    "diagrams/Makefile") CONFIG_FILES="$CONFIG_FILES diagrams/Makefile" ;;
+    "makeself/Makefile") CONFIG_FILES="$CONFIG_FILES makeself/Makefile" ;;
     "contrib/Makefile") CONFIG_FILES="$CONFIG_FILES contrib/Makefile" ;;
+    "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;;
 
   *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
diff --git a/configure.ac b/configure.ac
index 010e0e939..16381f8dd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@
 AC_PREREQ(2.60)
 
 define([VERSION_MAJOR], [1])
-define([VERSION_MINOR], [7])
+define([VERSION_MINOR], [8])
 define([VERSION_FIX], [0])
 define([VERSION_NUMBER], VERSION_MAJOR[.]VERSION_MINOR[.]VERSION_FIX)
 define([VERSION_SUFFIX], [])
@@ -36,7 +36,7 @@ AC_CONFIG_AUX_DIR([.])
 AC_CONFIG_HEADERS([config.h])
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_SRCDIR([src/main.c])
-AM_INIT_AUTOMAKE
+AM_INIT_AUTOMAKE([tar-pax])
 AC_CANONICAL_HOST
 AC_PROG_CC
 AC_PROG_INSTALL
@@ -49,22 +49,28 @@ AC_USE_SYSTEM_EXTENSIONS
 
 AC_ARG_ENABLE(
     [plugin-nfacct],
-    [AS_HELP_STRING([--enable-plugin-nfacct], [enable nfacct plugin, requires root])],
+    [AS_HELP_STRING([--enable-plugin-nfacct], [enable nfacct plugin, requires running netdata as root @<:@default disabled@:>@])],
     ,
     [enable_plugin_nfacct="no"]
 )
 AC_ARG_ENABLE(
     [plugin-freeipmi],
-    [AS_HELP_STRING([--enable-plugin-freeipmi], [enable freeipmi plugin])],
+    [AS_HELP_STRING([--enable-plugin-freeipmi], [enable freeipmi plugin @<:@default autodetect@:>@])],
     ,
     [enable_plugin_freeipmi="detect"]
 )
 AC_ARG_ENABLE(
     [pedantic],
-    [AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings])],
+    [AS_HELP_STRING([--enable-pedantic], [enable pedantic compiler warnings @<:@default disabled@:>@])],
     ,
     [enable_pedantic="no"]
 )
+AC_ARG_ENABLE(
+    [accept4],
+    [AS_HELP_STRING([--disable-accept4], [System does not have accept4 @<:@default autodetect@:>@])],
+    ,
+    [enable_accept4="detect"]
+)
 AC_ARG_WITH(
     [webdir],
     [AS_HELP_STRING([--with-webdir], [location of webdir @<:@PKGDATADIR/web@:>@])],
@@ -73,25 +79,25 @@ AC_ARG_WITH(
 )
 AC_ARG_WITH(
     [libcap],
-    [AS_HELP_STRING([--with-libcap], [build with libcap])],
+    [AS_HELP_STRING([--with-libcap], [build with libcap @<:@default autodetect@:>@])],
     ,
     [with_libcap="detect"]
 )
 AC_ARG_WITH(
     [zlib],
-    [AS_HELP_STRING([--with-zlib], [build with zlib])],
+    [AS_HELP_STRING([--without-zlib], [build without zlib @<:@default enabled@:>@])],
     ,
     [with_zlib="yes"]
 )
 AC_ARG_WITH(
     [math],
-    [AS_HELP_STRING([--with-math], [build with math])],
+    [AS_HELP_STRING([--without-math], [build without math @<:@default enabled@:>@])],
     ,
     [with_math="yes"]
 )
 AC_ARG_WITH(
     [user],
-    [AS_HELP_STRING([--with-user], [use this user to drop privilege])],
+    [AS_HELP_STRING([--with-user], [use this user to drop privilege @<:@default nobody@:>@])],
     ,
     [with_user="nobody"]
 )
@@ -103,7 +109,7 @@ AC_ARG_ENABLE(
 )
 AC_ARG_ENABLE(
     [lto],
-    [AS_HELP_STRING([--disable-lto], [Link Time Optimizations @<:@default enabled@:>@])],
+    [AS_HELP_STRING([--disable-lto], [Link Time Optimizations @<:@default autodetect@:>@])],
     ,
     [enable_lto="detect"]
 )
@@ -121,7 +127,6 @@ AX_GCC_FUNC_ATTRIBUTE([noreturn])
 AX_GCC_FUNC_ATTRIBUTE([format])
 AX_GCC_FUNC_ATTRIBUTE([warn_unused_result])
 
-AC_CHECK_FUNCS_ONCE(accept4)
 AC_CHECK_TYPES([struct timespec, clockid_t], [], [], [[#include <time.h>]])
 AC_SEARCH_LIBS([clock_gettime], [rt posix4])
 AC_CHECK_FUNCS([clock_gettime])
@@ -148,6 +153,9 @@ AC_HEADER_RESOLV
 
 AC_CHECK_HEADERS_ONCE([sys/prctl.h])
 
+if test "${enable_accept4}" != "no"; then
+    AC_CHECK_FUNCS_ONCE(accept4)
+fi
 
 # -----------------------------------------------------------------------------
 # operating system detection
@@ -426,6 +434,21 @@ AM_CONDITIONAL([ENABLE_PLUGIN_NFACCT], [test "${enable_plugin_nfacct}" = "yes"])
 
 
 # -----------------------------------------------------------------------------
+# check for setns() - cgroup-network
+
+AC_CHECK_FUNC([setns])
+AC_MSG_CHECKING([if cgroup-network can be enabled])
+if test "$ac_cv_func_setns" = "yes" ; then
+    have_setns="yes"
+    AC_DEFINE([HAVE_SETNS], [1], [Define 1 if you have setns() function])
+else
+    have_setns="no"
+fi
+AC_MSG_RESULT([${have_setns}])
+AM_CONDITIONAL([ENABLE_PLUGIN_CGROUP_NETWORK], [test "${have_setns}" = "yes"])
+
+
+# -----------------------------------------------------------------------------
 # Link-Time-Optimization
 
 if test "${enable_lto}" != "no"; then
@@ -492,7 +515,10 @@ AC_CONFIG_FILES([
     src/Makefile
     system/Makefile
     web/Makefile
+    diagrams/Makefile
+    makeself/Makefile
     contrib/Makefile
+    tests/Makefile
 ])
 AC_OUTPUT