opencv/cmake/copy_files.cmake
Alexander Alekhin 1e808a495d cmake: fix android examples dependencies
add_dependencies(${target}) doesn't control regeneration of .apk file,
because "${target}" is dummy target.
2018-03-15 14:17:02 +03:00

110 lines
3.3 KiB
CMake

include("${CONFIG_FILE}")
set(prefix "COPYFILES: ")
set(use_symlink 0)
if(IS_SYMLINK "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/symlink_test")
set(use_symlink 1)
endif()
set(update_dephelper 0)
if(DEFINED DEPHELPER AND NOT EXISTS "${DEPHELPER}")
set(update_dephelper 1)
endif()
set(__state "")
macro(copy_file_ src dst prefix)
string(REPLACE "${CMAKE_BINARY_DIR}/" "" dst_name "${dst}")
set(local_update 0)
if(NOT EXISTS "${dst}")
set(local_update 1)
endif()
if(use_symlink)
if(local_update OR NOT IS_SYMLINK "${dst}")
message("${prefix}Symlink: '${dst_name}' ...")
endif()
get_filename_component(target_path "${dst}" PATH)
file(MAKE_DIRECTORY "${target_path}")
execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink "${src}" "${dst}"
RESULT_VARIABLE SYMLINK_RESULT)
if(NOT SYMLINK_RESULT EQUAL 0)
#message("Symlink failed, fallback to 'copy'")
set(use_symlink 0)
endif()
endif()
if(NOT use_symlink)
if("${src}" IS_NEWER_THAN "${dst}" OR IS_SYMLINK "${dst}")
file(REMOVE "${dst}") # configure_file(COPYONLY) doesn't update timestamp sometimes
set(local_update 1)
endif()
if(local_update)
message("${prefix}Copying: '${dst_name}' ...")
configure_file(${src} ${dst} COPYONLY)
else()
#message("${prefix}Up-to-date: '${dst_name}'")
endif()
endif()
if(local_update)
set(update_dephelper 1)
endif()
file(TIMESTAMP "${dst}" dst_t UTC)
set(__state "${__state}${dst_t} ${dst}\n")
endmacro()
if(NOT DEFINED COPYLIST_VAR)
set(COPYLIST_VAR "COPYLIST")
endif()
list(LENGTH ${COPYLIST_VAR} __length)
message("${prefix}... ${__length} entries (${COPYLIST_VAR})")
foreach(id ${${COPYLIST_VAR}})
set(src "${${COPYLIST_VAR}_SRC_${id}}")
set(dst "${${COPYLIST_VAR}_DST_${id}}")
if(NOT EXISTS ${src})
message(FATAL_ERROR "Source file/dir is missing: ${src} (${CONFIG_FILE})")
endif()
set(_mode "COPYFILE")
if(DEFINED ${COPYLIST_VAR}_MODE_${id})
set(_mode "${${COPYLIST_VAR}_MODE_${id}}")
endif()
if(_mode STREQUAL "COPYFILE")
#message("... COPY ${src} => ${dst}")
copy_file_("${src}" "${dst}" "${prefix} ")
elseif(_mode STREQUAL "COPYDIR")
get_filename_component(src_name "${src}" NAME)
get_filename_component(src_path "${src}" PATH)
get_filename_component(src_name2 "${src_path}" NAME)
set(src_glob "${src}/*")
if(DEFINED ${COPYLIST_VAR}_GLOB_${id})
set(src_glob "${${COPYLIST_VAR}_GLOB_${id}}")
endif()
file(GLOB_RECURSE _files RELATIVE "${src}" ${src_glob})
list(LENGTH _files __length)
message("${prefix} ... directory '.../${src_name2}/${src_name}' with ${__length} files")
foreach(f ${_files})
if(NOT EXISTS "${src}/${f}")
message(FATAL_ERROR "COPY ERROR: Source file is missing: ${src}/${f}")
endif()
copy_file_("${src}/${f}" "${dst}/${f}" "${prefix} ")
endforeach()
endif()
endforeach()
set(STATE_FILE "${CONFIG_FILE}.state")
if(EXISTS "${STATE_FILE}")
file(READ "${STATE_FILE}" __prev_state)
else()
set(__prev_state "")
endif()
if(NOT "${__state}" STREQUAL "${__prev_state}")
file(WRITE "${STATE_FILE}" "${__state}")
message("${prefix}Updated!")
set(update_dephelper 1)
endif()
if(NOT update_dephelper)
message("${prefix}All files are up-to-date.")
elseif(DEFINED DEPHELPER)
file(WRITE "${DEPHELPER}" "")
endif()