Update cmake min version and cmake command convention

config/cmake_ext_mod/grepTest.cmake

@@ -4,25 +4,25 @@
 # arguments checking
 if (NOT TEST_PROGRAM)
   message (FATAL_ERROR "Require TEST_PROGRAM to be defined")
-endif (NOT TEST_PROGRAM)
+endif ()
 #if (NOT TEST_ARGS)
 #  message (STATUS "Require TEST_ARGS to be defined")
-#endif (NOT TEST_ARGS)
+#endif ()
 if (NOT TEST_FOLDER)
   message ( FATAL_ERROR "Require TEST_FOLDER to be defined")
-endif (NOT TEST_FOLDER)
+endif ()
 if (NOT TEST_OUTPUT)
   message (FATAL_ERROR "Require TEST_OUTPUT to be defined")
-endif (NOT TEST_OUTPUT)
+endif ()
 #if (NOT TEST_EXPECT)
 #  message (STATUS "Require TEST_EXPECT to be defined")
-#endif (NOT TEST_EXPECT)
+#endif ()
 if (NOT TEST_FILTER)
   message (STATUS "Require TEST_FILTER to be defined")
-endif (NOT TEST_FILTER)
+endif ()
 if (NOT TEST_REFERENCE)
   message (FATAL_ERROR "Require TEST_REFERENCE to be defined")
-endif (NOT TEST_REFERENCE)
+endif ()
 
 message (STATUS "COMMAND: ${TEST_PROGRAM} ${TEST_ARGS}")
 
@@ -48,7 +48,7 @@ string (REGEX MATCH "${TEST_REFERENCE}" TEST_MATCH ${TEST_STREAM})
 string (COMPARE EQUAL "${TEST_REFERENCE}" "${TEST_MATCH}" TEST_RESULT)
 if (${TEST_RESULT} STREQUAL "0")
   message (FATAL_ERROR "Failed: The output of ${TEST_PROGRAM} did not contain ${TEST_REFERENCE}")
-endif (${TEST_RESULT} STREQUAL "0")
+endif ()
 
 string (REGEX MATCH "${TEST_FILTER}" TEST_MATCH ${TEST_STREAM})
 if (${TEST_EXPECT} STREQUAL "1")
@@ -56,8 +56,8 @@ if (${TEST_EXPECT} STREQUAL "1")
   string (LENGTH "${TEST_MATCH}" TEST_RESULT)
   if (NOT ${TEST_RESULT} STREQUAL "0")
     message (FATAL_ERROR "Failed: The output of ${TEST_PROGRAM} did contain ${TEST_FILTER}")
-  endif (NOT ${TEST_RESULT} STREQUAL "0")
-endif (${TEST_EXPECT} STREQUAL "1")
+  endif ()
+endif ()
 
 # everything went fine...
 message ("Passed: The output of ${TEST_PROGRAM} matched")