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include(Helper)
macro(FIND_DVCS _dest)
if(EXISTS "${_dest}/.hg")
FIND_HOST_PACKAGE(Hg)
if(HG_FOUND)
set(DVCS_EXECUTABLE ${HG_EXECUTABLE})
endif()
elseif(EXISTS "${_dest}/.git")
FIND_HOST_PACKAGE(Git)
if(GIT_FOUND)
set(DVCS_EXECUTABLE ${GIT_EXECUTABLE})
endif()
endif()
if(DVCS_EXECUTABLE)
set(DVCS_FOUND TRUE)
endif()
endmacro()
function(DVCS_EXECUTE _out)
execute_process(COMMAND ${DVCS_EXECUTABLE} ${ARGN}
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE _output
RESULT_VARIABLE _result
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(${_result} EQUAL 0)
set(${_out} "${_output}" PARENT_SCOPE)
endif()
endfunction()
function(DVCS_CALL _name _sep ${ARGN})
DVCS_EXECUTE(_exec ${ARGN})
if(DEFINED _exec)
message(STATUS "DVCS ${_name}: ${_exec}")
set(dvcs_${_name} ${_exec} PARENT_SCOPE)
if(NOT "${_sep}" STREQUAL "")
set(VERSION_DVCS ${VERSION_DVCS}${_sep}${_exec} PARENT_SCOPE)
endif()
endif()
endfunction()
macro(CHECK_DVCS)
if(HG_FOUND)
DVCS_CALL("tag" "" id -t)
elseif(GIT_FOUND)
DVCS_CALL("tag" "" tag -l --points-at HEAD)
endif()
if(NOT "${dvcs_tag}" STREQUAL "tip" AND NOT "${dvcs_tag}" STREQUAL "" AND NOT "${dvcs_tag}" STREQUAL "undefined")
if(NOT dvcs_tag STREQUAL PROJECT_VERSION)
message(FATAL_ERROR "DVCS Tag and defined PROJECT_VERSION is not equal")
endif()
else()
if(HG_FOUND)
DVCS_EXECUTE(dvcs_distance log -r ${PROJECT_VERSION}::. --template 1)
string(LENGTH "${dvcs_distance}" dvcs_distance)
message(STATUS "DVCS distance: ${dvcs_distance}")
set(VERSION_DVCS ${VERSION_DVCS}+${dvcs_distance})
elseif(GIT_FOUND)
DVCS_CALL("distance" "+" rev-list --count ${PROJECT_VERSION}...HEAD)
endif()
GET_DVCS_INFO()
endif()
endmacro()
macro(GET_DVCS_INFO)
if(HG_FOUND)
DVCS_CALL("branch" "-" branch)
elseif(GIT_FOUND)
DVCS_CALL("branch" "-" rev-parse --abbrev-ref HEAD)
endif()
if(HG_FOUND)
DVCS_CALL("revision" "-" id -i)
elseif(GIT_FOUND)
DVCS_CALL("revision" "-" rev-parse --verify --short HEAD)
endif()
if(HG_FOUND)
DVCS_CALL("phase" "" log -r . -T {phase})
if(DEFINED dvcs_phase)
if("${dvcs_phase}" STREQUAL "public")
if("${dvcs_revision}" MATCHES "\\+")
set(dvcs_phase "draft")
else()
unset(dvcs_phase)
endif()
else()
set(VERSION_DVCS ${VERSION_DVCS}-${dvcs_phase})
endif()
endif()
endif()
endmacro()
set(VERSION_DVCS ${PROJECT_VERSION})
FIND_DVCS(${CMAKE_SOURCE_DIR})
if(DVCS_FOUND)
option(ENABLE_DVCS "Check consistency of version/tag and get additional revision data" true)
if(ENABLE_DVCS)
CHECK_DVCS()
endif()
endif()
function(CHECK_VERSION _out)
if(PROJECT_VERSION_MINOR GREATER_EQUAL 100 OR PROJECT_VERSION_PATCH GREATER_EQUAL 100 OR dvcs_revision)
set(${_out} TRUE PARENT_SCOPE)
return()
endif()
set(${_out} FALSE PARENT_SCOPE)
endfunction()
CHECK_VERSION(IS_BETA_VERSION)
message(STATUS "DVCS beta: ${IS_BETA_VERSION}")
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