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Merge topic 'fix-12564-avoid-git-re-clones'
08db81eExternalProject: Avoid repeated git clone operations (#12564)d14c024ExternalProject: Refactor repeated code into function (#12564)987c017ExternalProject: Avoid unnecessary git clones (#12564)
This commit is contained in:
David Cole
CMake Topic Stage
commit
99f6055fe4
@ -252,12 +252,23 @@ define_property(DIRECTORY PROPERTY "EP_STEP_TARGETS" INHERITED
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)
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function(_ep_write_gitclone_script script_filename source_dir git_EXECUTABLE git_repository git_tag src_name work_dir)
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function(_ep_write_gitclone_script script_filename source_dir git_EXECUTABLE git_repository git_tag src_name work_dir gitclone_infofile gitclone_stampfile)
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file(WRITE ${script_filename}
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"if(\"${git_tag}\" STREQUAL \"\")
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message(FATAL_ERROR \"Tag for git checkout should not be empty.\")
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endif()
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set(run 0)
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if(\"${gitclone_infofile}\" IS_NEWER_THAN \"${gitclone_stampfile}\")
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set(run 1)
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endif()
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if(NOT run)
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message(STATUS \"Avoiding repeated git clone, stamp file is up to date: '${gitclone_stampfile}'\")
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return()
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endif()
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execute_process(
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COMMAND \${CMAKE_COMMAND} -E remove_directory \"${source_dir}\"
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RESULT_VARIABLE error_code
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@ -302,6 +313,19 @@ if(error_code)
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message(FATAL_ERROR \"Failed to update submodules in: '${work_dir}/${src_name}'\")
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endif()
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# Complete success, update the script-last-run stamp file:
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#
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execute_process(
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COMMAND \${CMAKE_COMMAND} -E copy
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\"${gitclone_infofile}\"
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\"${gitclone_stampfile}\"
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WORKING_DIRECTORY \"${work_dir}/${src_name}\"
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RESULT_VARIABLE error_code
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)
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if(error_code)
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message(FATAL_ERROR \"Failed to copy script-last-run stamp file: '${gitclone_stampfile}'\")
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endif()
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"
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)
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@ -824,15 +848,23 @@ function(_ep_get_configuration_subdir_suffix suffix_var)
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endfunction(_ep_get_configuration_subdir_suffix)
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function(_ep_get_step_stampfile name step stampfile_var)
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ExternalProject_Get_Property(${name} stamp_dir)
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_ep_get_configuration_subdir_suffix(cfgdir)
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set(stampfile "${stamp_dir}${cfgdir}/${name}-${step}")
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set(${stampfile_var} "${stampfile}" PARENT_SCOPE)
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endfunction()
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function(ExternalProject_Add_StepTargets name)
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set(steps ${ARGN})
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_ep_get_configuration_subdir_suffix(cfgdir)
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ExternalProject_Get_Property(${name} stamp_dir)
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foreach(step ${steps})
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_ep_get_step_stampfile(${name} ${step} stamp_file)
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add_custom_target(${name}-${step}
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DEPENDS ${stamp_dir}${cfgdir}/${name}-${step})
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DEPENDS ${stamp_file})
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# Depend on other external projects (target-level).
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get_property(deps TARGET ${name} PROPERTY _EP_DEPENDS)
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@ -845,23 +877,26 @@ endfunction(ExternalProject_Add_StepTargets)
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function(ExternalProject_Add_Step name step)
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set(cmf_dir ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles)
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ExternalProject_Get_Property(${name} stamp_dir)
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_ep_get_configuration_subdir_suffix(cfgdir)
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set(complete_stamp_file "${cmf_dir}${cfgdir}/${name}-complete")
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_ep_get_step_stampfile(${name} ${step} stamp_file)
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add_custom_command(APPEND
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OUTPUT ${cmf_dir}${cfgdir}/${name}-complete
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DEPENDS ${stamp_dir}${cfgdir}/${name}-${step}
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OUTPUT ${complete_stamp_file}
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DEPENDS ${stamp_file}
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)
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_ep_parse_arguments(ExternalProject_Add_Step
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${name} _EP_${step}_ "${ARGN}")
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# Steps depending on this step.
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get_property(dependers TARGET ${name} PROPERTY _EP_${step}_DEPENDERS)
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foreach(depender IN LISTS dependers)
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_ep_get_step_stampfile(${name} ${depender} depender_stamp_file)
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add_custom_command(APPEND
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OUTPUT ${stamp_dir}${cfgdir}/${name}-${depender}
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DEPENDS ${stamp_dir}${cfgdir}/${name}-${step}
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OUTPUT ${depender_stamp_file}
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DEPENDS ${stamp_file}
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)
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endforeach()
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@ -871,7 +906,8 @@ function(ExternalProject_Add_Step name step)
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# Dependencies on steps.
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get_property(dependees TARGET ${name} PROPERTY _EP_${step}_DEPENDEES)
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foreach(dependee IN LISTS dependees)
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list(APPEND depends ${stamp_dir}${cfgdir}/${name}-${dependee})
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_ep_get_step_stampfile(${name} ${dependee} dependee_stamp_file)
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list(APPEND depends ${dependee_stamp_file})
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endforeach()
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# The command to run.
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@ -901,10 +937,10 @@ function(ExternalProject_Add_Step name step)
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# Run every time?
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get_property(always TARGET ${name} PROPERTY _EP_${step}_ALWAYS)
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if(always)
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set_property(SOURCE ${stamp_dir}${cfgdir}/${name}-${step} PROPERTY SYMBOLIC 1)
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set_property(SOURCE ${stamp_file} PROPERTY SYMBOLIC 1)
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set(touch)
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else()
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set(touch ${CMAKE_COMMAND} -E touch ${stamp_dir}${cfgdir}/${name}-${step})
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set(touch ${CMAKE_COMMAND} -E touch ${stamp_file})
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endif()
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# Wrap with log script?
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@ -914,7 +950,7 @@ function(ExternalProject_Add_Step name step)
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endif()
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add_custom_command(
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OUTPUT ${stamp_dir}${cfgdir}/${name}-${step}
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OUTPUT ${stamp_file}
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COMMENT ${comment}
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COMMAND ${command}
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COMMAND ${touch}
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@ -1079,9 +1115,15 @@ function(_ep_add_download_command name)
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set(git_tag "master")
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endif()
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# For the download step, and the git clone operation, only the repository
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# should be recorded in a configured RepositoryInfo file. If the repo
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# changes, the clone script should be run again. But if only the tag
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# changes, avoid running the clone script again. Let the 'always' running
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# update step checkout the new tag.
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#
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set(repository ${git_repository})
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set(module)
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set(tag ${git_tag})
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set(tag)
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configure_file(
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"${CMAKE_ROOT}/Modules/RepositoryInfo.txt.in"
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"${stamp_dir}/${name}-gitinfo.txt"
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@ -1097,6 +1139,7 @@ function(_ep_add_download_command name)
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#
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_ep_write_gitclone_script(${tmp_dir}/${name}-gitclone.cmake ${source_dir}
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${GIT_EXECUTABLE} ${git_repository} ${git_tag} ${src_name} ${work_dir}
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${stamp_dir}/${name}-gitinfo.txt ${stamp_dir}/${name}-gitclone-lastrun.txt
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)
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set(comment "Performing download step (git clone) for '${name}'")
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set(cmd ${CMAKE_COMMAND} -P ${tmp_dir}/${name}-gitclone.cmake)
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@ -1277,14 +1320,12 @@ endfunction(_ep_add_patch_command)
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function(_ep_add_configure_command name)
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ExternalProject_Get_Property(${name} source_dir binary_dir tmp_dir)
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_ep_get_configuration_subdir_suffix(cfgdir)
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# Depend on other external projects (file-level).
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set(file_deps)
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get_property(deps TARGET ${name} PROPERTY _EP_DEPENDS)
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foreach(dep IN LISTS deps)
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get_property(dep_stamp_dir TARGET ${dep} PROPERTY _EP_STAMP_DIR)
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list(APPEND file_deps ${dep_stamp_dir}${cfgdir}/${dep}-done)
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_ep_get_step_stampfile(${dep} "done" done_stamp_file)
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list(APPEND file_deps ${done_stamp_file})
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endforeach()
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get_property(cmd_set TARGET ${name} PROPERTY _EP_CONFIGURE_COMMAND SET)
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@ -1447,11 +1488,14 @@ function(ExternalProject_Add name)
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# Add a custom target for the external project.
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set(cmf_dir ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles)
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add_custom_target(${name} ALL DEPENDS ${cmf_dir}${cfgdir}/${name}-complete)
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set(complete_stamp_file "${cmf_dir}${cfgdir}/${name}-complete")
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add_custom_target(${name} ALL DEPENDS ${complete_stamp_file})
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set_property(TARGET ${name} PROPERTY _EP_IS_EXTERNAL_PROJECT 1)
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_ep_parse_arguments(ExternalProject_Add ${name} _EP_ "${ARGN}")
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_ep_set_directories(${name})
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ExternalProject_Get_Property(${name} stamp_dir)
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_ep_get_step_stampfile(${name} "done" done_stamp_file)
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_ep_get_step_stampfile(${name} "install" install_stamp_file)
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# The 'complete' step depends on all other steps and creates a
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# 'done' mark. A dependent external project's 'configure' step
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@ -1462,19 +1506,18 @@ function(ExternalProject_Add name)
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# parallel builds. However, the Ninja generator needs to see the entire
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# dependency graph, and can cope with custom commands belonging to
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# multiple targets, so we add the 'done' mark as an output for Ninja only.
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set(complete_outputs ${cmf_dir}${cfgdir}/${name}-complete)
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set(complete_outputs ${complete_stamp_file})
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if(${CMAKE_GENERATOR} MATCHES "Ninja")
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set(complete_outputs
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${complete_outputs} ${stamp_dir}${cfgdir}/${name}-done)
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set(complete_outputs ${complete_outputs} ${done_stamp_file})
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endif()
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add_custom_command(
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OUTPUT ${complete_outputs}
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COMMENT "Completed '${name}'"
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COMMAND ${CMAKE_COMMAND} -E make_directory ${cmf_dir}${cfgdir}
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COMMAND ${CMAKE_COMMAND} -E touch ${cmf_dir}${cfgdir}/${name}-complete
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COMMAND ${CMAKE_COMMAND} -E touch ${stamp_dir}${cfgdir}/${name}-done
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DEPENDS ${stamp_dir}${cfgdir}/${name}-install
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COMMAND ${CMAKE_COMMAND} -E touch ${complete_stamp_file}
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COMMAND ${CMAKE_COMMAND} -E touch ${done_stamp_file}
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DEPENDS ${install_stamp_file}
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VERBATIM
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)
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