cleanup CMakeLists.txt (remove unused library "common")

CMakeLists.txt

@@ -9,29 +9,22 @@ if (HAVE_LIB_M)
     set(EXTRA_LIBS ${EXTRA_LIBS} m)
 endif (HAVE_LIB_M)
 
-
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_C_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-add_library(common OBJECT
+add_executable(main
+        src/main.c
         src/prime.c
+        src/prime.h
         src/ggT.c
         src/ggT.h
         src/kgV.c
         src/kgV.h
 )
 
-add_executable(main src/main.c
-        src/prime.c
-        src/prime.h
-        src/ggT.c
-        src/ggT.h
-        src/kgV.c
-        src/kgV.h)
 target_link_libraries(main PUBLIC ${EXTRA_LIBS})
-target_link_libraries(common PUBLIC ${EXTRA_LIBS})
 
 # Fetch GoogleTest
 Include(FetchContent)
@@ -47,18 +40,23 @@ FetchContent_MakeAvailable(googletest)
 enable_testing()
 
 add_executable(test_prime
-        $<TARGET_OBJECTS:common>
+        src/prime.c
+        src/prime.h
         src/prime.test.cpp
 )
 
 add_executable(test_ggT_kgV
-        $<TARGET_OBJECTS:common>
+        src/ggT.c
+        src/ggT.h
+        src/kgV.c
+        src/kgV.h
         src/ggT.test.cpp
         src/kgV.test.cpp
 )
 
 add_executable(test_ggT_rec
-        $<TARGET_OBJECTS:common>
+        src/ggT.c
+        src/ggT.h
         src/ggt_rec.test.cpp
 )