# existence of certain subdirectories under CMAKE_CURRENT_SOURCE_DIR.
function(add_version_info_from_vcs VERS)
- set(result ${${VERS}})
- if( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.svn )
+ string(REPLACE "svn" "" result "${${VERS}}")
+ if( EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/.svn" )
set(result "${result}svn")
- find_package(Subversion)
+ # FindSubversion does not work with symlinks. See PR 8437
+ if( NOT IS_SYMLINK "${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}")
+ set(SVN_REVISION ${Project_WC_REVISION} PARENT_SCOPE)
+ set(result "${result}-r${Project_WC_REVISION}")
endif()
endif()
elseif( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git )
set(result "${result}git")
+ # Try to get a ref-id
+ if( EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/.git/svn )
+ find_program(git_executable NAMES git git.exe git.cmd)
+ if( git_executable )
+ set(is_git_svn_rev_exact false)
+ 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 ${git_output})
+ string(LENGTH "${git_svn_rev}" rev_length)
+ math(EXPR rev_length "${rev_length}-1")
+ string(SUBSTRING "${git_svn_rev}" 1 ${rev_length} git_svn_rev_number)
+ set(SVN_REVISION ${git_svn_rev_number} PARENT_SCOPE)
+ set(git_svn_rev "-svn-${git_svn_rev}")
+
+ # Determine if the HEAD points directly at a subversion revision.
+ execute_process(COMMAND ${git_executable} svn find-rev HEAD
+ WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+ TIMEOUT 5
+ RESULT_VARIABLE git_result
+ OUTPUT_VARIABLE git_output)
+ if( git_result EQUAL 0 )
+ string(STRIP "${git_output}" git_head_svn_rev_number)
+ if( git_head_svn_rev_number EQUAL git_svn_rev_number )
+ set(is_git_svn_rev_exact true)
+ endif()
+ endif()
+ else()
+ set(git_svn_rev "")
+ endif()
+ execute_process(COMMAND
+ ${git_executable} rev-parse --short HEAD
+ WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+ TIMEOUT 5
+ RESULT_VARIABLE git_result
+ OUTPUT_VARIABLE git_output)
+ if( git_result EQUAL 0 AND NOT is_git_svn_rev_exact )
+ string(STRIP "${git_output}" git_ref_id)
+ set(GIT_COMMIT ${git_ref_id} PARENT_SCOPE)
+ set(result "${result}${git_svn_rev}-${git_ref_id}")
+ else()
+ set(result "${result}${git_svn_rev}")
+ endif()
+ endif()
+ endif()
endif()
set(${VERS} ${result} PARENT_SCOPE)
endfunction(add_version_info_from_vcs)