1 # Adds version control information to the variable VERS. For
2 # determining the Version Control System used (if any) it inspects the
3 # existence of certain subdirectories under SOURCE_DIR (if provided as an
4 # extra argument, otherwise uses CMAKE_CURRENT_SOURCE_DIR).
6 function(get_source_info path revision repository)
7 find_package(Git QUIET)
9 execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --git-dir
10 WORKING_DIRECTORY ${path}
11 RESULT_VARIABLE git_result
12 OUTPUT_VARIABLE git_output
14 if(git_result EQUAL 0)
15 string(STRIP "${git_output}" git_output)
16 get_filename_component(git_dir ${git_output} ABSOLUTE BASE_DIR ${path})
17 execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
18 WORKING_DIRECTORY ${path}
19 RESULT_VARIABLE git_result
20 OUTPUT_VARIABLE git_output)
21 if(git_result EQUAL 0)
22 string(STRIP "${git_output}" git_output)
23 set(${revision} ${git_output} PARENT_SCOPE)
25 execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref --symbolic-full-name @{upstream}
26 WORKING_DIRECTORY ${path}
27 RESULT_VARIABLE git_result
28 OUTPUT_VARIABLE git_output
30 if(git_result EQUAL 0)
31 string(REPLACE "/" ";" branch ${git_output})
32 list(GET branch 0 remote)
36 execute_process(COMMAND ${GIT_EXECUTABLE} remote get-url ${remote}
37 WORKING_DIRECTORY ${path}
38 RESULT_VARIABLE git_result
39 OUTPUT_VARIABLE git_output
41 if(git_result EQUAL 0)
42 string(STRIP "${git_output}" git_output)
43 set(${repository} ${git_output} PARENT_SCOPE)
45 set(${repository} ${path} PARENT_SCOPE)
49 message(WARNING "Git not found. Version cannot be determined.")