udev rules location

Author: wb2osz

CMakeLists.txt

@@ -210,6 +210,7 @@ if (C_CLANG OR C_GCC)
   # TODO:
   # Try error checking -fsanitize=bounds-strict -fsanitize=leak
   # Requires libubsan and liblsan, respectively.
+  # Maybe -fstack-protector-all, -fstack-check
 
   ###set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wvla -ffast-math -ftree-vectorize -D_XOPEN_SOURCE=600 -D_DEFAULT_SOURCE ${EXTRA_FLAGS}")
   if(FREEBSD)

conf/CMakeLists.txt

@@ -28,10 +28,15 @@ file(WRITE "${CMAKE_BINARY_DIR}/direwolf.conf" "${file_content}")
 # There are two locations.  The one in /etc/udev/rules.d is meant for local customization and
 # takes precedence for the same name.
 # https://sources.debian.org/src/direwolf/1.7+dfsg-2/debian/patches/lib-udev-rules/
-# says that we should use the /usr/lib/udev/rules.d location.
+# says that we should use the /usr/lib/udev/rules.d location when building a package.
+# TODO:  I think the proper solution is to select the location based on whether
+# the application installation location is /usr/local or /usr.
 if(LINUX)
-  #install(FILES "${CUSTOM_CONF_DIR}/99-direwolf-cmedia.rules" DESTINATION /etc/udev/rules.d/)
-  install(FILES "${CUSTOM_CONF_DIR}/99-direwolf-cmedia.rules" DESTINATION /usr/lib/udev/rules.d/)
+  if (CMAKE_INSTALL_PREFIX STREQUAL "/usr/local") 
+    install(FILES "${CUSTOM_CONF_DIR}/99-direwolf-cmedia.rules" DESTINATION /etc/udev/rules.d/)
+  else()
+    install(FILES "${CUSTOM_CONF_DIR}/99-direwolf-cmedia.rules" DESTINATION /usr/lib/udev/rules.d/)
+  endif()
 endif()
 
 install(FILES "${CMAKE_BINARY_DIR}/direwolf.conf" DESTINATION ${INSTALL_CONF_DIR})