blob: 56331a3a81fceb6dbb3c935ce0a5fe8bcb6a2648 [file] [log] [blame]
# 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 SOURCE_DIR (if provided as an
# extra argument, otherwise uses CMAKE_CURRENT_SOURCE_DIR).
function(get_source_info_svn path revision repository)
# If svn is a bat file, find_program(Subversion) doesn't find it.
# Explicitly search for that here; Subversion_SVN_EXECUTABLE will override
# the find_program call in FindSubversion.cmake.
find_program(Subversion_SVN_EXECUTABLE NAMES svn svn.bat)
find_package(Subversion)
# Subversion module does not work with symlinks, see PR8437.
get_filename_component(realpath ${path} REALPATH)
if(Subversion_FOUND)
subversion_wc_info(${realpath} Project)
if(Project_WC_REVISION)
set(${revision} ${Project_WC_REVISION} PARENT_SCOPE)
endif()
if(Project_WC_URL)
set(${repository} ${Project_WC_URL} PARENT_SCOPE)
endif()
endif()
endfunction()
function(get_source_info_git path revision repository)
find_package(Git)
if(GIT_FOUND)
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --git-dir
WORKING_DIRECTORY ${path}
RESULT_VARIABLE git_result
OUTPUT_VARIABLE git_output
ERROR_QUIET)
if(git_result EQUAL 0)
string(STRIP "${git_output}" git_output)
get_filename_component(git_dir ${git_output} ABSOLUTE BASE_DIR ${path})
if(EXISTS "${git_dir}/svn/refs")
execute_process(COMMAND ${GIT_EXECUTABLE} svn info
WORKING_DIRECTORY ${path}
RESULT_VARIABLE git_result
OUTPUT_VARIABLE git_output)
if(git_result EQUAL 0)
string(REGEX REPLACE "^(.*\n)?Revision: ([^\n]+).*"
"\\2" git_svn_rev "${git_output}")
set(${revision} ${git_svn_rev} PARENT_SCOPE)
string(REGEX REPLACE "^(.*\n)?URL: ([^\n]+).*"
"\\2" git_url "${git_output}")
set(${repository} ${git_url} PARENT_SCOPE)
endif()
else()
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
WORKING_DIRECTORY ${path}
RESULT_VARIABLE git_result
OUTPUT_VARIABLE git_output)
if(git_result EQUAL 0)
string(STRIP "${git_output}" git_output)
set(${revision} ${git_output} PARENT_SCOPE)
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref --symbolic-full-name @{upstream}
WORKING_DIRECTORY ${path}
RESULT_VARIABLE git_result
OUTPUT_VARIABLE git_output
ERROR_QUIET)
if(git_result EQUAL 0)
string(REPLACE "/" ";" branch ${git_output})
list(GET branch 0 remote)
else()
set(remote "origin")
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} remote get-url ${remote}
WORKING_DIRECTORY ${path}
RESULT_VARIABLE git_result
OUTPUT_VARIABLE git_output
ERROR_QUIET)
if(git_result EQUAL 0)
string(STRIP "${git_output}" git_output)
set(${repository} ${git_output} PARENT_SCOPE)
else()
set(${repository} ${path} PARENT_SCOPE)
endif()
endif()
endif()
endif()
endfunction()
function(get_source_info path revision repository)
if(EXISTS "${path}/.svn")
get_source_info_svn("${path}" revision_info repository_info)
else()
get_source_info_git("${path}" revision_info repository_info)
endif()
set(${repository} "${repository_info}" PARENT_SCOPE)
set(${revision} "${revision_info}" PARENT_SCOPE)
endfunction()