CMake/Modules/ExternalProject/hgclone.cmake.in

# Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
# file Copyright.txt or https://cmake.org/licensing for details.

cmake_minimum_required(VERSION 3.5)

set(quiet "@quiet@")
set(script_dir "@CMAKE_CURRENT_FUNCTION_LIST_DIR@/ExternalProject")
include(${script_dir}/captured_process_setup.cmake)

if(EXISTS "@hgclone_stampfile@" AND EXISTS "@hgclone_infofile@" AND
   "@hgclone_stampfile@" IS_NEWER_THAN "@hgclone_infofile@")
  if(NOT quiet)
    message(STATUS
      "Avoiding repeated hg clone, stamp file is up to date: "
      "'@hgclone_stampfile@'"
    )
  endif()
  return()
endif()

execute_process(
  COMMAND ${CMAKE_COMMAND} -E rm -rf "@source_dir@"
  RESULT_VARIABLE error_code
  ${capture_output}
)
_ep_command_check_result(
  error_code "Failed to remove directory: '@source_dir@'"
)

execute_process(
  COMMAND "@hg_EXECUTABLE@" clone -U "@hg_repository@" "@src_name@"
  WORKING_DIRECTORY "@work_dir@"
  RESULT_VARIABLE error_code
  ${capture_output}
)
_ep_command_check_result(
  error_code "Failed to clone repository: '@hg_repository@'"
)

execute_process(
  COMMAND "@hg_EXECUTABLE@" update @hg_tag@
  WORKING_DIRECTORY "@work_dir@/@src_name@"
  RESULT_VARIABLE error_code
  ${capture_output}
)
_ep_command_check_result(
  error_code "Failed to checkout tag: '@hg_tag@'"
)

# Complete success, update the script-last-run stamp file:
#
execute_process(
  COMMAND ${CMAKE_COMMAND} -E copy "@hgclone_infofile@" "@hgclone_stampfile@"
  RESULT_VARIABLE error_code
  ${capture_output}
)
_ep_command_check_result(
  error_code "Failed to copy script-last-run stamp file: '@hgclone_stampfile@'"
)