CTK  0.1.0
The Common Toolkit is a community effort to provide support code for medical image analysis, surgical navigation, and related projects.
ctkFunctionExtractOptionNameAndValue.cmake
Go to the documentation of this file.
1 
2 #
3 #
4 #
5 
6 #! \ingroup CMakeUtilities
7 function(ctkFunctionExtractOptionNameAndValue my_opt var_opt_name var_opt_value)
8 
9  # Make sure option is correctly formated
10  if(NOT "${my_opt}" MATCHES "^[- :/A-Za-z0-9._]+:(ON|OFF)$")
11  message(FATAL_ERROR "Option ${my_opt} is incorrect. Options should be specified using the following format OPT1:[ON|OFF]. For example OPT1:OFF or OPT2:ON")
12  endif()
13 
14  # Extract option name and option default value
15  string(REGEX REPLACE ":(ON|OFF)$" "\\\\;\\1" my_opt_list ${my_opt})
16  set(my_opt_list ${my_opt_list})
17  list(GET my_opt_list 0 opt_name)
18  list(GET my_opt_list 1 opt_value)
19 
20  set(${var_opt_name} ${opt_name} PARENT_SCOPE)
21  set(${var_opt_value} ${opt_value} PARENT_SCOPE)
22 endfunction()
23 
24 #
25 # Test - Use cmake -DMACRO_TESTING:BOOL=ON -P ctkFunctionExtractOptionNameAndValue.cmake
26 #
27 if(MACRO_TESTING)
28 
29  message("Testing ctkFunctionExtractOptionNameAndValue ...")
30  #
31  # Test1
32  #
33  set(test1 "john:ON")
34  ctkFunctionExtractOptionNameAndValue(${test1} test1_name test1_value)
35 
36  if(NOT test1_name STREQUAL "john")
37  message(FATAL_ERROR "test1_name:${test1_name} - Expected:john")
38  endif()
39 
40  if(NOT test1_value STREQUAL "ON")
41  message(FATAL_ERROR "test1_value:${test1_value} - Expected:ON")
42  endif()
43 
44  #
45  # Test2
46  #
47  set(test2 "doe/john:OFF")
48  ctkFunctionExtractOptionNameAndValue(${test2} test2_name test2_value)
49 
50  if(NOT test2_name STREQUAL "doe/john")
51  message(FATAL_ERROR "test1_name:${test2_name} - Expected:doe/john")
52  endif()
53 
54  if(NOT test2_value STREQUAL "OFF")
55  message(FATAL_ERROR "test2_value:${test2_value} - Expected:OFF")
56  endif()
57 
58 endif()