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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
# file LICENSE.rst or https://cmake.org/licensing for details.
cmake_minimum_required(VERSION ${CMAKE_VERSION}) # this file comes with cmake
if(EXISTS "@hgclone_stampfile@" AND EXISTS "@hgclone_infofile@" AND
"@hgclone_stampfile@" IS_NEWER_THAN "@hgclone_infofile@")
message(VERBOSE
"Avoiding repeated hg clone, stamp file is up to date: "
"'@hgclone_stampfile@'"
)
return()
endif()
# Even at VERBOSE level, we don't want to see the commands executed, but
# enabling them to be shown for DEBUG may be useful to help diagnose problems.
cmake_language(GET_MESSAGE_LOG_LEVEL active_log_level)
if(active_log_level MATCHES "DEBUG|TRACE")
set(maybe_show_command COMMAND_ECHO STDOUT)
else()
set(maybe_show_command "")
endif()
execute_process(
COMMAND ${CMAKE_COMMAND} -E rm -rf "@source_dir@"
RESULT_VARIABLE error_code
${maybe_show_command}
)
if(error_code)
message(FATAL_ERROR "Failed to remove directory: '@source_dir@'")
endif()
execute_process(
COMMAND "@hg_EXECUTABLE@" clone -U "@hg_repository@" "@src_name@"
WORKING_DIRECTORY "@work_dir@"
RESULT_VARIABLE error_code
${maybe_show_command}
)
if(error_code)
message(FATAL_ERROR "Failed to clone repository: '@hg_repository@'")
endif()
execute_process(
COMMAND "@hg_EXECUTABLE@" update @hg_tag@
WORKING_DIRECTORY "@work_dir@/@src_name@"
RESULT_VARIABLE error_code
${maybe_show_command}
)
if(error_code)
message(FATAL_ERROR "Failed to checkout tag: '@hg_tag@'")
endif()
# Complete success, update the script-last-run stamp file:
#
execute_process(
COMMAND ${CMAKE_COMMAND} -E copy "@hgclone_infofile@" "@hgclone_stampfile@"
RESULT_VARIABLE error_code
${maybe_show_command}
)
if(error_code)
message(FATAL_ERROR "Failed to copy script-last-run stamp file: '@hgclone_stampfile@'")
endif()
|
