make sure we always have properly defined whether we found systemd or… (#3379)

* make sure we always have properly defined whether we found systemd or not.

* fix source file location - we don't pre-process this.

cmake/ArangoDBInstall.cmake

@@ -131,6 +131,9 @@ install(
 ### @brief detect if we're on a systemd enabled system; if install unit file.
 ################################################################################
 
+set(SYSTEMD_FOUND false)
+set(IS_SYSTEMD_INSTALL 0)
+
 if (UNIX)
   if (${USE_ENTERPRISE})
     set(SERVICE_NAME "arangodb3e")
@@ -143,7 +146,6 @@ if (UNIX)
   if(NOT PKG_CONFIG_FOUND)
   	message(STATUS "pkg-config not found - skipping systemd detection")
   else()
-    set(IS_SYSTEMD_INSTALL 0)
     set(SYSTEMD_UNIT_DIR "")
     message(STATUS "detecting systemd")
     pkg_check_modules(SYSTEMD systemd)

cmake/packages/deb.cmake

@@ -104,7 +104,7 @@ else ()
 
   # deploy the logrotate config:
   install(
-    FILES ${PROJECT_BINARY_DIR}/arangod.sysv
+    FILES ${PROJECT_SOURCE_DIR}/Installation/logrotate.d/arangod.sysv
     PERMISSIONS OWNER_READ OWNER_WRITE GROUP_READ WORLD_READ
     DESTINATION ${CMAKE_INSTALL_FULL_SYSCONFDIR}/logrotate.d
     RENAME ${SERVICE_NAME}