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-rw-r--r--Modules/ExternalProject.cmake74
1 files changed, 53 insertions, 21 deletions
diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake
index 20b37d222..66061a137 100644
--- a/Modules/ExternalProject.cmake
+++ b/Modules/ExternalProject.cmake
@@ -49,7 +49,7 @@ External Project Definition
``STAMP_DIR <dir>``
Directory in which to store the timestamps of each step. Log files from
- individual steps are also created in here unless overriden by LOG_DIR
+ individual steps are also created in here unless overridden by LOG_DIR
(see *Logging Options* below).
``LOG_DIR <dir>``
@@ -261,7 +261,9 @@ External Project Definition
``GIT_SUBMODULES <module>...``
Specific git submodules that should also be updated. If this option is
- not provided, all git submodules will be updated.
+ not provided, all git submodules will be updated. When :policy:`CMP0097`
+ is set to ``NEW`` if this value is set to an empty string then no submodules
+ are initialized or updated.
``GIT_SHALLOW <bool>``
When this option is enabled, the ``git clone`` operation will be given
@@ -423,7 +425,7 @@ External Project Definition
build directory or re-uses previous build contents.
If the CMake generator is the ``Green Hills MULTI`` and not overridden then
- the orginal projects settings for the GHS toolset and target system
+ the original project's settings for the GHS toolset and target system
customization cache variables are propagated into the external project.
``SOURCE_SUBDIR <dir>``
@@ -1016,6 +1018,9 @@ function(_ep_parse_arguments f name ns args)
endif()
else()
set(key "${arg}")
+ if(key MATCHES GIT)
+ get_property(have_key TARGET ${name} PROPERTY ${ns}${key} SET)
+ endif()
endif()
endforeach()
endfunction()
@@ -1060,7 +1065,7 @@ define_property(DIRECTORY PROPERTY "EP_UPDATE_DISCONNECTED" INHERITED
"ExternalProject module."
)
-function(_ep_write_gitclone_script script_filename source_dir git_EXECUTABLE git_repository git_tag git_remote_name git_submodules git_shallow git_progress git_config src_name work_dir gitclone_infofile gitclone_stampfile tls_verify)
+function(_ep_write_gitclone_script script_filename source_dir git_EXECUTABLE git_repository git_tag git_remote_name init_submodules git_submodules git_shallow git_progress git_config src_name work_dir gitclone_infofile gitclone_stampfile tls_verify)
if(NOT GIT_VERSION_STRING VERSION_LESS 1.8.5)
# Use `git checkout <tree-ish> --` to avoid ambiguity with a local path.
set(git_checkout_explicit-- "--")
@@ -1074,7 +1079,7 @@ function(_ep_write_gitclone_script script_filename source_dir git_EXECUTABLE git
message(FATAL_ERROR "Tag for git checkout should not be empty.")
endif()
- set(git_clone_options)
+ set(git_clone_options "--no-checkout")
if(git_shallow)
if(NOT GIT_VERSION_STRING VERSION_LESS 1.7.10)
list(APPEND git_clone_options "--depth 1 --no-single-branch")
@@ -1145,11 +1150,14 @@ if(error_code)
message(FATAL_ERROR \"Failed to checkout tag: '${git_tag}'\")
endif()
-execute_process(
- COMMAND \"${git_EXECUTABLE}\" ${git_options} submodule update --recursive --init ${git_submodules}
- WORKING_DIRECTORY \"${work_dir}/${src_name}\"
- RESULT_VARIABLE error_code
- )
+set(init_submodules ${init_submodules})
+if(init_submodules)
+ execute_process(
+ COMMAND \"${git_EXECUTABLE}\" ${git_options} submodule update --recursive --init ${git_submodules}
+ WORKING_DIRECTORY \"${work_dir}/${src_name}\"
+ RESULT_VARIABLE error_code
+ )
+endif()
if(error_code)
message(FATAL_ERROR \"Failed to update submodules in: '${work_dir}/${src_name}'\")
endif()
@@ -1226,7 +1234,7 @@ endif()
endfunction()
-function(_ep_write_gitupdate_script script_filename git_EXECUTABLE git_tag git_remote_name git_submodules git_repository work_dir)
+function(_ep_write_gitupdate_script script_filename git_EXECUTABLE git_tag git_remote_name init_submodules git_submodules git_repository work_dir)
if("${git_tag}" STREQUAL "")
message(FATAL_ERROR "Tag for git checkout should not be empty.")
endif()
@@ -1383,11 +1391,14 @@ if(error_code OR is_remote_ref OR NOT (\"\${tag_sha}\" STREQUAL \"\${head_sha}\"
endif()
endif()
- execute_process(
- COMMAND \"${git_EXECUTABLE}\" submodule update --recursive --init ${git_submodules}
- WORKING_DIRECTORY \"${work_dir}/${src_name}\"
- RESULT_VARIABLE error_code
- )
+ set(init_submodules ${init_submodules})
+ if(init_submodules)
+ execute_process(
+ COMMAND \"${git_EXECUTABLE}\" submodule update --recursive --init ${git_submodules}
+ WORKING_DIRECTORY \"${work_dir}/${src_name}\"
+ RESULT_VARIABLE error_code
+ )
+ endif()
if(error_code)
message(FATAL_ERROR \"Failed to update submodules in: '${work_dir}/${src_name}'\")
endif()
@@ -1972,7 +1983,7 @@ endif()
set(stderr_log "${logbase}-err.log")
endif()
set(code "
-cmake_minimum_required(VERSION 3.13)
+cmake_minimum_required(VERSION 3.15)
${code_cygpath_make}
set(command \"${command}\")
set(log_merged \"${log_merged}\")
@@ -2420,7 +2431,15 @@ function(_ep_add_download_command name)
if(NOT git_tag)
set(git_tag "master")
endif()
- get_property(git_submodules TARGET ${name} PROPERTY _EP_GIT_SUBMODULES)
+
+ set(git_init_submodules TRUE)
+ get_property(git_submodules_set TARGET ${name} PROPERTY _EP_GIT_SUBMODULES SET)
+ if(git_submodules_set)
+ get_property(git_submodules TARGET ${name} PROPERTY _EP_GIT_SUBMODULES)
+ if(git_submodules STREQUAL "" AND _EP_CMP0097 STREQUAL "NEW")
+ set(git_init_submodules FALSE)
+ endif()
+ endif()
get_property(git_remote_name TARGET ${name} PROPERTY _EP_GIT_REMOTE_NAME)
if(NOT git_remote_name)
@@ -2458,7 +2477,7 @@ function(_ep_add_download_command name)
# The script will delete the source directory and then call git clone.
#
_ep_write_gitclone_script(${tmp_dir}/${name}-gitclone.cmake ${source_dir}
- ${GIT_EXECUTABLE} ${git_repository} ${git_tag} ${git_remote_name} "${git_submodules}" "${git_shallow}" "${git_progress}" "${git_config}" ${src_name} ${work_dir}
+ ${GIT_EXECUTABLE} ${git_repository} ${git_tag} ${git_remote_name} ${git_init_submodules} "${git_submodules}" "${git_shallow}" "${git_progress}" "${git_config}" ${src_name} ${work_dir}
${stamp_dir}/${name}-gitinfo.txt ${stamp_dir}/${name}-gitclone-lastrun.txt "${tls_verify}"
)
set(comment "Performing download step (git clone) for '${name}'")
@@ -2723,9 +2742,18 @@ function(_ep_add_update_command name)
if(NOT git_remote_name)
set(git_remote_name "origin")
endif()
- get_property(git_submodules TARGET ${name} PROPERTY _EP_GIT_SUBMODULES)
+
+ set(git_init_submodules TRUE)
+ get_property(git_submodules_set TARGET ${name} PROPERTY _EP_GIT_SUBMODULES SET)
+ if(git_submodules_set)
+ get_property(git_submodules TARGET ${name} PROPERTY _EP_GIT_SUBMODULES)
+ if(git_submodules STREQUAL "" AND _EP_CMP0097 STREQUAL "NEW")
+ set(git_init_submodules FALSE)
+ endif()
+ endif()
+
_ep_write_gitupdate_script(${tmp_dir}/${name}-gitupdate.cmake
- ${GIT_EXECUTABLE} ${git_tag} ${git_remote_name} "${git_submodules}" ${git_repository} ${work_dir}
+ ${GIT_EXECUTABLE} ${git_tag} ${git_remote_name} ${git_init_submodules} "${git_submodules}" ${git_repository} ${work_dir}
)
set(cmd ${CMAKE_COMMAND} -P ${tmp_dir}/${name}-gitupdate.cmake)
set(always 1)
@@ -3138,6 +3166,10 @@ endfunction()
function(ExternalProject_Add name)
+ cmake_policy(GET CMP0097 _EP_CMP0097
+ PARENT_SCOPE # undocumented, do not use outside of CMake
+ )
+
_ep_get_configuration_subdir_suffix(cfgdir)
# Add a custom target for the external project.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-26 22:07:53 +0000