ENH: Teach UntarFile to preserve file timestamps

After extracting the tarball in a temporary directory we copy the tree
to the destination directory.  The 'cmake -E copy_directory' command
does not preserve file timestamps, so we use file(COPY) instead.
This commit is contained in:
Brad King 2009-04-29 15:07:09 -04:00
parent 01c669e643
commit 0d40703f49

View File

@ -66,31 +66,15 @@ endif()
# Analyze what came out of the tar file:
#
file(GLOB contents "${ut_dir}/*")
set(is_one_directory 0)
list(LENGTH contents n)
if(n EQUAL 1)
if(IS_DIRECTORY "${contents}")
set(is_one_directory 1)
endif()
if(NOT n EQUAL 1 OR NOT IS_DIRECTORY "${contents}")
set(contents "${ut_dir}")
endif()
# Copy "the one" directory to the final directory:
#
if(is_one_directory EQUAL 1)
#message(STATUS "info: (1) copying '${contents}' to '${directory}'...")
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory "${contents}" "${directory}"
RESULT_VARIABLE rv)
else()
#message(STATUS "info: (more) copying '${ut_dir}' to '${directory}'...")
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_directory "${ut_dir}" "${directory}"
RESULT_VARIABLE rv)
endif()
if(NOT rv EQUAL 0)
message(FATAL_ERROR "error: copy_directory failed after untar in '${ut_dir}'")
endif()
file(COPY "${contents}/" DESTINATION ${directory})
# Clean up: