| # Adds version control information to the variable VERS. For |
| # determining the Version Control System used (if any) it inspects the |
| # existence of certain subdirectories under CMAKE_CURRENT_SOURCE_DIR. |
| |
| function(add_version_info_from_vcs VERS) |
| set(result ${${VERS}}) |
| if( EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.svn" ) |
| set(result "${result}svn") |
| # FindSubversion does not work with symlinks. See PR 8437 |
| if( NOT IS_SYMLINK "${CMAKE_CURRENT_SOURCE_DIR}" ) |
| find_package(Subversion) |
| endif() |
| if( Subversion_FOUND ) |
| subversion_wc_info( ${CMAKE_CURRENT_SOURCE_DIR} Project ) |
| if( Project_WC_REVISION ) |
| set(result "${result}-r${Project_WC_REVISION}") |
| endif() |
| endif() |
| elseif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git ) |
| set(result "${result}git") |
| # Try to get a ref-id |
| find_program(git_executable NAMES git git.exe git.cmd) |
| if( git_executable ) |
| execute_process(COMMAND ${git_executable} show-ref HEAD |
| WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} |
| TIMEOUT 5 |
| RESULT_VARIABLE git_result |
| OUTPUT_VARIABLE git_output) |
| if( git_result EQUAL 0 ) |
| string(SUBSTRING ${git_output} 0 7 git_ref_id) |
| set(result "${result}-${git_ref_id}") |
| else() |
| execute_process(COMMAND ${git_executable} svn log --limit=1 --oneline |
| WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} |
| TIMEOUT 5 |
| RESULT_VARIABLE git_result |
| OUTPUT_VARIABLE git_output) |
| if( git_result EQUAL 0 ) |
| string(REGEX MATCH r[0-9]+ git_svn_rev ${git_output}) |
| set(result "${result}-svn-${git_svn_rev}") |
| endif() |
| endif() |
| endif() |
| endif() |
| set(${VERS} ${result} PARENT_SCOPE) |
| endfunction(add_version_info_from_vcs) |