diff --git a/CMakeLists.txt b/CMakeLists.txt
index 70399bf..cf54ff2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,9 +5,5 @@ SET(CMAKE_C_STANDARD_REQUIRED TRUE)
 
 PROJECT(synf-core)
 
-ADD_EXECUTABLE(main
-
-        source/main.c
-        source/lib.c
-)
+ADD_EXECUTABLE(main source/main.c source/lib.c)
 
diff --git a/source/lib.c b/source/lib.c
index 8a443ad..3460320 100644
--- a/source/lib.c
+++ b/source/lib.c
@@ -31,18 +31,19 @@ void cpu_name();
 void cpu_threads();
 void cpu_temperature();
 void cpu_frequency();
-
 void get_total();
 void get_usage();
-
 void mem_size();
 void av_mem_size();
-
 void device_up_time();
 void device_os_version();
 void device_hostname();
 void device_model();
 
+cpu_s *u_cpu ;
+ram_s *u_ram ;
+disk_s *u_disk ;
+device_s *u_device ;
 
 #ifdef __gnu_linux__