modularize C source code (#4372)

* modularize cgroups and cmake; #4339

* modularized freeipmi.plugin

* added comment about referencing parent files

* modularized apps.plugin

* modularized proc and diskspace

* minor fixes

* modularized plugins: checks, freebsd, idlejitter, nfacct, tc, macos, plugins.d

* minor fixes 2

* modularized statsd

* modularized cgroup-network

* moved cgroup-network-helper.sh and cgroup-name.sh to cgroup.plugin

* modularized health plugin

* move rrd related info to rrd.h

* added libnetdata

* do not corrupt config.h

* use dir-objects instead of static libraries

* fixed cmake for new structure

* use absolute paths to fix LGTM

* enable automake subdir-objects and prettify its output

* use relative files at the src directory for all plugins

* fix compiler warning

* synced automake and cmake

* added config.h to cmake

* abstracted basic os functions in libnetdata/os

* fix zfs_common

* removed apps.plugin dependency on freebsd plugin

* health removed from plugins

* modularized the registry

* modularized the rest of it

* include streaming files in cmake

* use libnetdata as library

* enable silent-rules only when they are available

1 files changed, 479 insertions, 236 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5cdedf8d30..cee6c57b53 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,269 +3,512 @@
 # This file is only used for development (netdata in Clion)
 # It can build netdata, but you are on your own...
 
-cmake_minimum_required(VERSION 3.3)
+cmake_minimum_required(VERSION 3.0.2)
 project(netdata C)
 
-find_package (Threads)
-
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wformat-signedness -Werror=format-security -DNETDATA_INTERNAL_CHECKS=1 -DNETDATA_VERIFY_LOCKS=1 -fstack-protector-all")
-
-set(NETDATA_FREEBSD_FILES
-        src/plugin_freebsd.c
-        src/plugin_freebsd.h
-        src/freebsd_sysctl.c
-        src/freebsd_getmntinfo.c
-        src/freebsd_getifaddrs.c
-        src/freebsd_devstat.c
-        src/zfs_common.c
-        src/zfs_common.h
-        src/freebsd_kstat_zfs.c
-        src/freebsd_ipfw.c
+find_package(Threads REQUIRED)
+find_package(PkgConfig REQUIRED)
+
+# default is "Debug"
+#set(CMAKE_BUILD_TYPE "Release")
+
+# set this to see the compilation commands
+#set(CMAKE_VERBOSE_MAKEFILE 1)
+
+
+# -----------------------------------------------------------------------------
+# Set compilation options according to build type
+
+IF("${CMAKE_BUILD_TYPE}" MATCHES "Debug")
+    message(STATUS "building for: debugging")
+
+    ## unfortunately these produce errors
+    #include(CheckCXXCompilerFlag)
+    #CHECK_CXX_COMPILER_FLAG("-Wformat-signedness" CXX_FORMAT_SIGNEDNESS)
+    #CHECK_CXX_COMPILER_FLAG("-Werror=format-security" CXX_FORMAT_SECURITY)
+    #CHECK_CXX_COMPILER_FLAG("-fstack-protector-all" CXX_STACK_PROTECTOR)
+    set(CXX_FORMAT_SIGNEDNESS "-Wformat-signedness")
+    set(CXX_FORMAT_SECURITY "-Werror=format-security")
+    set(CXX_STACK_PROTECTOR "-fstack-protector-all")
+
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O1 -ggdb -Wall -Wextra -DNETDATA_INTERNAL_CHECKS=1 -DNETDATA_VERIFY_LOCKS=1 ${CXX_FORMAT_SIGNEDNESS} ${CXX_FORMAT_SECURITY} ${CXX_STACK_PROTECTOR}")
+ELSE()
+    message(STATUS "building for: release")
+    cmake_policy(SET CMP0069 "NEW")
+    include(CheckIPOSupported)
+    check_ipo_supported(RESULT ipo_supported OUTPUT error)
+    IF(${ipo_supported})
+        message(STATUS "link time optimization: supported")
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+    ELSE()
+        message(STATUS "link time optimization: not supported")
+    ENDIF()
+ENDIF()
+
+
+# -----------------------------------------------------------------------------
+# O/S Detection
+
+# these are defined in common.h too
+SET(LINUX   False)
+SET(FREEBSD False)
+SET(MACOS   False)
+
+# Detect the operating system
+IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+    SET(TARGET_OS_NAME "macos")
+    SET(TARGET_OS 3)
+    SET(MACOS True)
+ELSEIF(${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD")
+    SET(TARGET_OS_NAME "freebsd")
+    SET(TARGET_OS 2)
+    SET(FREEBSD True)
+ELSE()
+    SET(TARGET_OS_NAME "linux")
+    SET(TARGET_OS 1)
+    SET(LINUX True)
+ENDIF()
+
+# show the operating system on the console
+message(STATUS "operating system: ${TARGET_OS_NAME} (TARGET_OS=${TARGET_OS})")
+
+
+# -----------------------------------------------------------------------------
+# Detect libuuid
+
+pkg_check_modules(UUID REQUIRED uuid)
+set(NETDATA_COMMON_CFLAGS ${NETDATA_COMMON_CFLAGS} ${UUID_CFLAGS_OTHER})
+set(NETDATA_COMMON_LIBRARIES ${NETDATA_COMMON_LIBRARIES} ${UUID_LIBRARIES})
+set(NETDATA_COMMON_INCLUDE_DIRS ${NETDATA_COMMON_INCLUDE_DIRS} ${UUID_INCLUDE_DIRS})
+
+# -----------------------------------------------------------------------------
+# Detect libz
+
+pkg_check_modules(ZLIB REQUIRED zlib)
+set(NETDATA_COMMON_CFLAGS ${NETDATA_COMMON_CFLAGS} ${ZLIB_CFLAGS_OTHER})
+set(NETDATA_COMMON_LIBRARIES ${NETDATA_COMMON_LIBRARIES} ${ZLIB_LIBRARIES})
+set(NETDATA_COMMON_INCLUDE_DIRS ${NETDATA_COMMON_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIRS})
+
+
+# -----------------------------------------------------------------------------
+# Detect libcap
+
+IF(LINUX)
+    pkg_check_modules(CAP QUIET libcap)
+    # later we use:
+    # ${CAP_LIBRARIES}
+    # ${CAP_CFLAGS_OTHER}
+    # ${CAP_INCLUDE_DIRS}
+ENDIF(LINUX)
+
+
+# -----------------------------------------------------------------------------
+# Detect libipmimonitoring
+
+IF(LINUX)
+    pkg_check_modules(IPMI libipmimonitoring)
+    # later we use:
+    # ${IPMI_LIBRARIES}
+    # ${IPMI_CFLAGS_OTHER}
+    # ${IPMI_INCLUDE_DIRS}
+ENDIF(LINUX)
+
+
+# -----------------------------------------------------------------------------
+# Detect libmnl
+IF(LINUX)
+    pkg_check_modules(MNL libmnl)
+    # later we use:
+    # ${MNL_LIBRARIES}
+    # ${MNL_CFLAGS_OTHER}
+    # ${MNL_INCLUDE_DIRS}
+ENDIF(LINUX)
+
+# -----------------------------------------------------------------------------
+# Detect libmnl
+
+IF(LINUX)
+    pkg_check_modules(NFACCT libnetfilter_acct)
+    # later we use:
+    # ${NFACCT_LIBRARIES}
+    # ${NFACCT_CFLAGS_OTHER}
+    # ${NFACCT_INCLUDE_DIRS}
+ENDIF(LINUX)
+
+# -----------------------------------------------------------------------------
+# netdata files
+
+set(LIBNETDATA_FILES
+        src/libnetdata/adaptive_resortable_list.c
+        src/libnetdata/adaptive_resortable_list.h
+        src/libnetdata/appconfig.c
+        src/libnetdata/appconfig.h
+        src/libnetdata/avl.c
+        src/libnetdata/avl.h
+        src/libnetdata/clocks.c
+        src/libnetdata/clocks.h
+        src/libnetdata/common.c
+        src/libnetdata/dictionary.c
+        src/libnetdata/dictionary.h
+        src/libnetdata/eval.c
+        src/libnetdata/eval.h
+        src/libnetdata/inlined.h
+        src/libnetdata/libnetdata.h
+        src/libnetdata/locks.c
+        src/libnetdata/locks.h
+        src/libnetdata/log.c
+        src/libnetdata/log.h
+        src/libnetdata/os.c
+        src/libnetdata/os.h
+        src/libnetdata/popen.c
+        src/libnetdata/popen.h
+        src/libnetdata/procfile.c
+        src/libnetdata/procfile.h
+        src/libnetdata/simple_pattern.c
+        src/libnetdata/simple_pattern.h
+        src/libnetdata/socket.c
+        src/libnetdata/socket.h
+        src/libnetdata/statistical.c
+        src/libnetdata/statistical.h
+        src/libnetdata/storage_number.c
+        src/libnetdata/storage_number.h
+        src/libnetdata/threads.c
+        src/libnetdata/threads.h
+        src/libnetdata/web_buffer.c
+        src/libnetdata/web_buffer.h
+        src/libnetdata/url.c
+        src/libnetdata/url.h
+        )
+
+add_library(libnetdata OBJECT ${LIBNETDATA_FILES})
+
+set(APPS_PLUGIN_FILES
+        src/plugins/apps.plugin/apps_plugin.c
+        )
+
+set(CHECKS_PLUGIN_FILES
+        src/plugins/checks.plugin/plugin_checks.c
+        src/plugins/checks.plugin/plugin_checks.h
+        )
+
+set(FREEBSD_PLUGIN_FILES
+        src/plugins/freebsd.plugin/plugin_freebsd.c
+        src/plugins/freebsd.plugin/plugin_freebsd.h
+        src/plugins/freebsd.plugin/freebsd_sysctl.c
+        src/plugins/freebsd.plugin/freebsd_getmntinfo.c
+        src/plugins/freebsd.plugin/freebsd_getifaddrs.c
+        src/plugins/freebsd.plugin/freebsd_devstat.c
+        src/plugins/freebsd.plugin/freebsd_kstat_zfs.c
+        src/plugins/freebsd.plugin/freebsd_ipfw.c
+        src/plugins/linux-proc.plugin/zfs_common.c
+        src/plugins/linux-proc.plugin/zfs_common.h
+        )
+
+set(HEALTH_PLUGIN_FILES
+        src/health/health.c
+        src/health/health.h
+        src/health/health_config.c
+        src/health/health_json.c
+        src/health/health_log.c
+        )
+
+set(IDLEJITTER_PLUGIN_FILES
+        src/plugins/idlejitter.plugin/plugin_idlejitter.c
+        src/plugins/idlejitter.plugin/plugin_idlejitter.h
+        )
+
+set(CGROUPS_PLUGIN_FILES
+        src/plugins/linux-cgroups.plugin/sys_fs_cgroup.c
+        src/plugins/linux-cgroups.plugin/sys_fs_cgroup.h
+        )
+
+set(CGROUP_NETWORK_FILES
+        src/plugins/linux-cgroups.plugin/cgroup-network.c
+        )
+
+set(DISKSPACE_PLUGIN_FILES
+        src/plugins/linux-diskspace.plugin/plugin_diskspace.h
+        src/plugins/linux-diskspace.plugin/plugin_diskspace.c
         )
 
-set(NETDATA_MACOS_FILES
-        src/plugin_macos.c
-        src/plugin_macos.h
-        src/macos_sysctl.c
-        src/macos_mach_smi.c
-        src/macos_fw.c
+set(FREEIPMI_PLUGIN_FILES
+        src/plugins/linux-freeipmi.plugin/freeipmi_plugin.c
         )
 
-set(NETDATA_LINUX_FILES
-        src/ipc.c
-        src/ipc.h
-        src/plugin_proc.c
-        src/plugin_proc.h
-        src/plugin_proc_diskspace.c
-        src/plugin_proc_diskspace.h
-        src/proc_diskstats.c
-        src/proc_interrupts.c
-        src/proc_softirqs.c
-        src/proc_loadavg.c
-        src/proc_meminfo.c
-        src/proc_net_dev.c
-        src/proc_net_ip_vs_stats.c
-        src/proc_net_netstat.c
-        src/proc_net_rpc_nfs.c
-        src/proc_net_rpc_nfsd.c
-        src/proc_net_snmp.c
-        src/proc_net_snmp6.c
-        src/proc_net_sctp_snmp.c
-        src/proc_net_sockstat.c
-        src/proc_net_sockstat6.c
-        src/proc_net_softnet_stat.c
-        src/proc_net_stat_conntrack.c
-        src/proc_net_stat_synproxy.c
-        src/zfs_common.c
-        src/zfs_common.h
-        src/proc_spl_kstat_zfs.c
-        src/proc_stat.c
-        src/proc_sys_kernel_random_entropy_avail.c
-        src/proc_vmstat.c
-        src/proc_uptime.c
-        src/sys_kernel_mm_ksm.c
-        src/sys_fs_cgroup.c
-        src/sys_fs_btrfs.c
-        src/threads.c src/threads.h)
-
-set(NETDATA_COMMON_FILES
-        src/adaptive_resortable_list.c
-        src/adaptive_resortable_list.h
-        src/appconfig.c
-        src/appconfig.h
-        src/avl.c
-        src/avl.h
-        src/backend_prometheus.c
-        src/backend_prometheus.h
-        src/backends.c
-        src/backends.h
-        src/clocks.c
-        src/clocks.h
+set(NFACCT_PLUGIN_FILES
+        src/plugins/linux-nfacct.plugin/plugin_nfacct.c
+        src/plugins/linux-nfacct.plugin/plugin_nfacct.h
+        )
+
+set(PROC_PLUGIN_FILES
+        src/plugins/linux-proc.plugin/ipc.c
+        src/plugins/linux-proc.plugin/plugin_proc.c
+        src/plugins/linux-proc.plugin/plugin_proc.h
+        src/plugins/linux-proc.plugin/proc_diskstats.c
+        src/plugins/linux-proc.plugin/proc_interrupts.c
+        src/plugins/linux-proc.plugin/proc_softirqs.c
+        src/plugins/linux-proc.plugin/proc_loadavg.c
+        src/plugins/linux-proc.plugin/proc_meminfo.c
+        src/plugins/linux-proc.plugin/proc_net_dev.c
+        src/plugins/linux-proc.plugin/proc_net_ip_vs_stats.c
+        src/plugins/linux-proc.plugin/proc_net_netstat.c
+        src/plugins/linux-proc.plugin/proc_net_rpc_nfs.c
+        src/plugins/linux-proc.plugin/proc_net_rpc_nfsd.c
+        src/plugins/linux-proc.plugin/proc_net_snmp.c
+        src/plugins/linux-proc.plugin/proc_net_snmp6.c
+        src/plugins/linux-proc.plugin/proc_net_sctp_snmp.c
+        src/plugins/linux-proc.plugin/proc_net_sockstat.c
+        src/plugins/linux-proc.plugin/proc_net_sockstat6.c
+        src/plugins/linux-proc.plugin/proc_net_softnet_stat.c
+        src/plugins/linux-proc.plugin/proc_net_stat_conntrack.c
+        src/plugins/linux-proc.plugin/proc_net_stat_synproxy.c
+        src/plugins/linux-proc.plugin/proc_self_mountinfo.c
+        src/plugins/linux-proc.plugin/proc_self_mountinfo.h
+        src/plugins/linux-proc.plugin/zfs_common.c
+        src/plugins/linux-proc.plugin/zfs_common.h
+        src/plugins/linux-proc.plugin/proc_spl_kstat_zfs.c
+        src/plugins/linux-proc.plugin/proc_stat.c
+        src/plugins/linux-proc.plugin/proc_sys_kernel_random_entropy_avail.c
+        src/plugins/linux-proc.plugin/proc_vmstat.c
+        src/plugins/linux-proc.plugin/proc_uptime.c
+        src/plugins/linux-proc.plugin/sys_kernel_mm_ksm.c
+        src/plugins/linux-proc.plugin/sys_devices_system_edac_mc.c
+        src/plugins/linux-proc.plugin/sys_devices_system_node.c
+        src/plugins/linux-proc.plugin/sys_fs_btrfs.c
+        )
+
+set(TC_PLUGIN_FILES
+        src/plugins/linux-tc.plugin/plugin_tc.c
+        src/plugins/linux-tc.plugin/plugin_tc.h
+        )
+
+set(MACOS_PLUGIN_FILES
+        src/plugins/macos.plugin/plugin_macos.c
+        src/plugins/macos.plugin/plugin_macos.h
+        src/plugins/macos.plugin/macos_sysctl.c
+        src/plugins/macos.plugin/macos_mach_smi.c
+        src/plugins/macos.plugin/macos_fw.c
+        )
+
+set(PLUGINSD_PLUGIN_FILES
+        src/plugins/plugins.d.plugin/plugins_d.c
+        src/plugins/plugins.d.plugin/plugins_d.h
+        )
+
+set(REGISTRY_PLUGIN_FILES
+        src/registry/registry.c
+        src/registry/registry.h
+        src/registry/registry_db.c
+        src/registry/registry_init.c
+        src/registry/registry_internals.c
+        src/registry/registry_internals.h
+        src/registry/registry_log.c
+        src/registry/registry_machine.c
+        src/registry/registry_machine.h
+        src/registry/registry_person.c
+        src/registry/registry_person.h
+        src/registry/registry_url.c
+        src/registry/registry_url.h
+        )
+
+set(STATSD_PLUGIN_FILES
+        src/plugins/statsd.plugin/statsd.c
+        src/plugins/statsd.plugin/statsd.h
+        )
+
+set(RRD_PLUGIN_FILES
+        src/database/rrdcalc.c
+        src/database/rrdcalc.h
+        src/database/rrdcalctemplate.c
+        src/database/rrdcalctemplate.h
+        src/database/rrddim.c
+        src/database/rrddimvar.c
+        src/database/rrddimvar.h
+        src/database/rrdfamily.c
+        src/database/rrdhost.c
+        src/database/rrd.c
+        src/database/rrd.h
+        src/database/rrdset.c
+        src/database/rrdsetvar.c
+        src/database/rrdsetvar.h
+        src/database/rrdvar.c
+        src/database/rrdvar.h
+        )
+
+set(WEB_PLUGIN_FILES
+        src/webserver/web_client.c
+        src/webserver/web_client.h
+        src/webserver/web_server.c
+        src/webserver/web_server.h
+        )
+
+set(API_PLUGIN_FILES
+        src/api/rrd2json.c
+        src/api/rrd2json.h
+        src/api/web_api_v1.c
+        src/api/web_api_v1.h
+        src/api/web_buffer_svg.c
+        src/api/web_buffer_svg.h
+        )
+
+set(STREAMING_PLUGIN_FILES
+        src/streaming/rrdpush.c
+        src/streaming/rrdpush.h
+        )
+
+set(BACKENDS_PLUGIN_FILES
+        src/backends/backends.c
+        src/backends/backends.h
+        src/backends/graphite/graphite.c
+        src/backends/graphite/graphite.h
+        src/backends/json/json.c
+        src/backends/json/json.h
+        src/backends/opentsdb/opentsdb.c
+        src/backends/opentsdb/opentsdb.h
+        src/backends/prometheus/backend_prometheus.c
+        src/backends/prometheus/backend_prometheus.h
+        )
+
+set(NETDATA_FILES
+        src/plugins/all.h
         src/common.c
         src/common.h
         src/daemon.c
         src/daemon.h
-        src/dictionary.c
-        src/dictionary.h
-        src/eval.c
-        src/eval.h
         src/global_statistics.c
         src/global_statistics.h
-        src/health.c
-        src/health.h
-        src/health_config.c
-        src/health_json.c
-        src/health_log.c
-        src/inlined.h
-        src/locks.c
-        src/locks.h
-        src/log.c
-        src/log.h
         src/main.c
         src/main.h
-        src/plugin_checks.c
-        src/plugin_checks.h
-        src/plugin_idlejitter.c
-        src/plugin_idlejitter.h
-        src/plugin_nfacct.c
-        src/plugin_nfacct.h
-        src/plugin_tc.c
-        src/plugin_tc.h
-        src/plugins_d.c
-        src/plugins_d.h
-        src/popen.c
-        src/popen.h
-        src/proc_self_mountinfo.c
-        src/proc_self_mountinfo.h
-        src/procfile.c
-        src/procfile.h
-        src/registry.c
-        src/registry.h
-        src/registry_db.c
-        src/registry_init.c
-        src/registry_internals.c
-        src/registry_internals.h
-        src/registry_log.c
-        src/registry_machine.c
-        src/registry_machine.h
-        src/registry_person.c
-        src/registry_person.h
-        src/registry_url.c
-        src/registry_url.h
-        src/rrd.c
-        src/rrd.h
-        src/rrd2json.c
-        src/rrd2json.h
-        src/rrdcalc.c
-        src/rrdcalctemplate.c
-        src/rrddim.c
-        src/rrddimvar.c
-        src/rrdfamily.c
-        src/rrdhost.c
-        src/rrdpush.c
-        src/rrdpush.h
-        src/rrdset.c
-        src/rrdsetvar.c
-        src/rrdvar.c
         src/signals.c
         src/signals.h
-        src/simple_pattern.c
-        src/simple_pattern.h
-        src/socket.c
-        src/socket.h
-        src/statistical.c
-        src/statistical.h
-        src/statsd.c
-        src/statsd.h
-        src/storage_number.c
-        src/storage_number.h
-        src/sys_devices_system_edac_mc.c
-        src/sys_devices_system_node.c
         src/unit_test.c
         src/unit_test.h
-        src/url.c
-        src/url.h
-        src/web_api_v1.c
-        src/web_api_v1.h
-        src/web_buffer.c
-        src/web_buffer.h
-        src/web_buffer_svg.c
-        src/web_buffer_svg.h
-        src/web_client.c
-        src/web_client.h
-        src/web_server.c
-        src/web_server.h
-        config.h
+        ${API_PLUGIN_FILES}
+        ${BACKENDS_PLUGIN_FILES}
+        ${CHECKS_PLUGIN_FILES}
+        ${HEALTH_PLUGIN_FILES}
+        ${IDLEJITTER_PLUGIN_FILES}
+        ${PLUGINSD_PLUGIN_FILES}
+        ${RRD_PLUGIN_FILES}
+        ${REGISTRY_PLUGIN_FILES}
+        ${STATSD_PLUGIN_FILES}
+        ${STREAMING_PLUGIN_FILES}
+        ${WEB_PLUGIN_FILES}
         )
 
-set(APPS_PLUGIN_SOURCE_FILES
-        src/appconfig.c
-        src/appconfig.h
-        src/apps_plugin.c
-        src/avl.c
-        src/avl.h
-        src/adaptive_resortable_list.c
-        src/adaptive_resortable_list.h
-        src/common.c
-        src/common.h
-        src/clocks.c
-        src/clocks.h
-        src/inlined.h
-        src/locks.c
-        src/locks.h
-        src/log.c
-        src/log.h
-        src/procfile.c
-        src/procfile.h
-        src/threads.c
-        src/threads.h
-        src/web_buffer.c
-        src/web_buffer.h
-        config.h
-        )
+IF(LINUX AND MNL_LIBRARIES AND NFACCT_LIBRARIES)
+    message(STATUS "nfacct.plugin: enabled (will work only if netdata runs as root)")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DINTERNAL_PLUGIN_NFACCT=1")
+ELSE()
+    message(STATUS "nfacct.plugin: disabled (requires libmnl and libnetfilter_acct)")
+ENDIF()
 
-set(FREEIPMI_PLUGIN_SOURCE_FILES
-        src/freeipmi_plugin.c
-        src/common.c
-        src/common.h
-        src/clocks.c
-        src/clocks.h
-        src/inlined.h
-        src/locks.c
-        src/locks.h
-        src/log.c
-        src/log.h
-        src/procfile.c
-        src/procfile.h
-        src/threads.c
-        src/threads.h
-        config.h
-        )
+include_directories(AFTER .)
 
-set(CGROUP_NETWORK_SOURCE_FILES
-        src/cgroup-network.c
-        src/common.c
-        src/common.h
-        src/clocks.c
-        src/clocks.h
-        src/inlined.h
-        src/locks.c
-        src/locks.h
-        src/log.c
-        src/log.h
-        src/popen.c
-        src/popen.h
-        src/procfile.c
-        src/procfile.h
-        src/signals.c
-        src/signals.h
-        src/storage_number.c
-        src/storage_number.h
-        src/threads.c
-        src/threads.h
-        src/web_buffer.c
-        src/web_buffer.h
-        config.h
-        )
+add_definitions(
+        -DHAVE_CONFIG_H
+        -DTARGET_OS=${TARGET_OS}
+        -DCACHE_DIR="/var/cache/netdata"
+        -DCONFIG_DIR="/etc/netdata"
+        -DLIBCONFIG_DIR="/usr/lib/netdata/conf.d"
+        -DLOG_DIR="/var/log/netdata"
+        -DPLUGINS_DIR="/usr/libexec/netdata"
+        -DWEB_DIR="/usr/share/netdata"
+        -DVARLIB_DIR="/var/lib/netdata"
+)
 
-include_directories(AFTER .)
+# -----------------------------------------------------------------------------
+# netdata
+
+set(NETDATA_COMMON_LIBRARIES ${NETDATA_COMMON_LIBRARIES} m ${CMAKE_THREAD_LIBS_INIT})
+
+IF(LINUX)
+    add_executable(netdata config.h ${NETDATA_FILES}
+            ${CGROUPS_PLUGIN_FILES}
+            ${DISKSPACE_PLUGIN_FILES}
+            ${NFACCT_PLUGIN_FILES}
+            ${PROC_PLUGIN_FILES}
+            ${TC_PLUGIN_FILES}
+            )
+    target_link_libraries (netdata libnetdata ${NETDATA_COMMON_LIBRARIES}
+            ${MNL_LIBRARIES}
+            ${NFACCT_LIBRARIES}
+            )
+    target_include_directories(netdata PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS}
+            ${MNL_INCLUDE_DIRS}
+            ${NFACCT_INCLUDE_DIRS}
+            )
+    target_compile_options(netdata PUBLIC ${NETDATA_COMMON_CFLAGS}
+            ${MNL_CFLAGS_OTHER}
+            ${NFACCT_CFLAGS_OTHER}
+            )
+
+    SET(ENABLE_PLUGIN_CGROUP_NETWORK True)
+    SET(ENABLE_PLUGIN_APPS True)
+    IF(IPMI_LIBRARIES)
+        SET(ENABLE_PLUGIN_FREEIPMI True)
+    ELSE()
+        SET(ENABLE_PLUGIN_FREEIPMI False)
+    ENDIF()
+
+ELSEIF(FREEBSD)
+    add_executable(netdata config.h ${NETDATA_FILES} ${FREEBSD_PLUGIN_FILES})
+    target_link_libraries (netdata libnetdata ${NETDATA_COMMON_LIBRARIES})
+    target_include_directories(netdata PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS})
+    target_compile_options(netdata PUBLIC ${NETDATA_COMMON_CFLAGS})
+    SET(ENABLE_PLUGIN_CGROUP_NETWORK False)
+    SET(ENABLE_PLUGIN_APPS True)
+    SET(ENABLE_PLUGIN_FREEIPMI False)
+
+ELSEIF(MACOS)
+    add_executable(netdata config.h ${NETDATA_FILES} ${MACOS_PLUGIN_FILES})
+    target_link_libraries (netdata libnetdata ${NETDATA_COMMON_LIBRARIES})
+    target_include_directories(netdata PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS})
+    target_compile_options(netdata PUBLIC ${NETDATA_COMMON_CFLAGS})
+    SET(ENABLE_PLUGIN_CGROUP_NETWORK False)
+    SET(ENABLE_PLUGIN_APPS False)
+    SET(ENABLE_PLUGIN_FREEIPMI False)
+
+ENDIF()
+
+
+# -----------------------------------------------------------------------------
+# apps.plugin
 
-add_definitions(-DHAVE_CONFIG_H -DCACHE_DIR="/var/cache/netdata" -DCONFIG_DIR="/etc/netdata" -DLIBCONFIG_DIR="/usr/lib/netdata/conf.d" -DLOG_DIR="/var/log/netdata" -DPLUGINS_DIR="/usr/libexec/netdata" -DWEB_DIR="/usr/share/netdata" -DVARLIB_DIR="/var/lib/netdata")
+IF(ENABLE_PLUGIN_APPS)
+    message(STATUS "apps.plugin: enabled")
+    add_executable(apps.plugin config.h ${APPS_PLUGIN_FILES})
+    target_link_libraries (apps.plugin libnetdata ${NETDATA_COMMON_LIBRARIES} ${CAP_LIBRARIES})
+    target_include_directories(apps.plugin PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS} ${CAP_INCLUDE_DIRS})
+    target_compile_options(apps.plugin PUBLIC ${NETDATA_COMMON_CFLAGS} ${CAP_CFLAGS_OTHER})
+ELSE()
+    message(STATUS "apps.plugin: disabled")
+ENDIF()
 
-add_executable(netdata ${NETDATA_COMMON_FILES} ${NETDATA_LINUX_FILES})
-target_link_libraries (netdata m z uuid mnl netfilter_acct ${CMAKE_THREAD_LIBS_INIT})
 
-add_executable(netdata_freebsd ${NETDATA_COMMON_FILES} ${NETDATA_FREEBSD_FILES})
-target_link_libraries (netdata_freebsd m z uuid ${CMAKE_THREAD_LIBS_INIT})
+# -----------------------------------------------------------------------------
+# freeipmi.plugin
 
-add_executable(netdata_macos ${NETDATA_COMMON_FILES} ${NETDATA_MACOS_FILES})
-target_link_libraries (netdata_macos m z uuid ${CMAKE_THREAD_LIBS_INIT})
+IF(ENABLE_PLUGIN_FREEIPMI)
+    message(STATUS "freeipmi.plugin: enabled")
+    add_executable(freeipmi.plugin config.h ${FREEIPMI_PLUGIN_FILES})
+    target_link_libraries (freeipmi.plugin libnetdata ${NETDATA_COMMON_LIBRARIES} ${IPMI_LIBRARIES})
+    target_include_directories(apps.plugin PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS} ${IPMI_INCLUDE_DIRS})
+    target_compile_options(apps.plugin PUBLIC ${NETDATA_COMMON_CFLAGS} ${IPMI_CFLAGS_OTHER})
+ELSE()
+    message(STATUS "freeipmi.plugin: disabled (depends on libipmimonitoring)")
+ENDIF()
 
-add_executable(apps.plugin ${APPS_PLUGIN_SOURCE_FILES} src/inlined.h)
-target_link_libraries (apps.plugin m cap ${CMAKE_THREAD_LIBS_INIT})
 
-add_executable(freeipmi.plugin ${FREEIPMI_PLUGIN_SOURCE_FILES})
-target_link_libraries (freeipmi.plugin ipmimonitoring ${CMAKE_THREAD_LIBS_INIT})
+# -----------------------------------------------------------------------------
+# cgroup-network
 
-add_executable(cgroup-network ${CGROUP_NETWORK_SOURCE_FILES})
-target_link_libraries (cgroup-network m ${CMAKE_THREAD_LIBS_INIT})
+IF(ENABLE_PLUGIN_CGROUP_NETWORK)
+    message(STATUS "cgroup-network: enabled")
+    add_executable(cgroup-network config.h ${CGROUP_NETWORK_FILES})
+    target_link_libraries (cgroup-network libnetdata ${NETDATA_COMMON_LIBRARIES})
+    target_include_directories(apps.plugin PUBLIC ${NETDATA_COMMON_INCLUDE_DIRS})
+    target_compile_options(apps.plugin PUBLIC ${NETDATA_COMMON_CFLAGS})
+ELSE()
+    message(STATUS "cgroup-network: disabled (requires Linux)")
+ENDIF()