Move to CMake build system - create users and runtime directories

CMakeLists.txt

@@ -15,6 +15,7 @@ add_compile_options(-funsafe-math-optimizations -march=native -O3 -Wall)
 add_compile_definitions(_GNU_SOURCE=1 NDEBUG=1)
 
 include(GNUInstallDirs)
+set(VARDIR "${CMAKE_INSTALL_PREFIX}${CMAKE_INSTALL_LOCALSTATEDIR}/${CMAKE_PROJECT_NAME}")
 
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 find_package(Threads REQUIRED)
@@ -277,4 +278,20 @@ if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
     install(FILES airspy-blacklist.conf DESTINATION "/${CMAKE_INSTALL_SYSCONFDIR}/modprobe.d")
     install(FILES 98-sockbuf.conf DESTINATION "/${CMAKE_INSTALL_SYSCONFDIR}/sysctl.d")
     install(FILES start-ka9q-horus.sh DESTINATION ${CMAKE_INSTALL_SBINDIR})
+
+    install(CODE
+        "execute_process(
+            COMMAND_ERROR_IS_FATAL ANY
+            COMMAND_ECHO STDERR
+            COMMAND mkdir -p /etc/fftw /etc/radio ${VARDIR}
+            COMMAND /usr/sbin/adduser --quiet --system --group radio
+            COMMAND /usr/sbin/adduser --quiet --system --ingroup radio airspy
+            COMMAND /usr/sbin/adduser --quiet --system --ingroup radio funcube
+            COMMAND /usr/sbin/adduser --quiet --system --ingroup radio recordings
+            COMMAND /usr/sbin/adduser --quiet --system --ingroup radio aprsfeed
+            COMMAND chgrp radio /etc/fftw /etc/radio ${VARDIR}
+            COMMAND chmod g+ws /etc/fftw /etc/radio ${VARDIR}
+            COMMAND systemctl daemon-reload
+        )"
+    )
 endif()