starseeker
195dc3e24d
Extensive reworking of step conversion requires stepcode changes - update upstream
37 lines
1.3 KiB
CMake
37 lines
1.3 KiB
CMake
if (NOT DEFINED SOURCE_DIR OR NOT IS_DIRECTORY "${SOURCE_DIR}")
|
|
message(FATAL_ERROR "SOURCE_DIR is not a directory: ${SOURCE_DIR}")
|
|
endif ()
|
|
|
|
if (NOT DEFINED DEST_DIR OR DEST_DIR STREQUAL "")
|
|
message(FATAL_ERROR "DEST_DIR is not defined")
|
|
endif ()
|
|
|
|
cmake_path(ABSOLUTE_PATH SOURCE_DIR NORMALIZE OUTPUT_VARIABLE source_abs)
|
|
cmake_path(ABSOLUTE_PATH DEST_DIR NORMALIZE OUTPUT_VARIABLE dest_abs)
|
|
if (source_abs STREQUAL dest_abs)
|
|
message(FATAL_ERROR "Refusing to refresh a source directory from itself")
|
|
endif ()
|
|
|
|
cmake_path(GET dest_abs FILENAME dest_name)
|
|
if (NOT dest_name STREQUAL "STEPCODE_BLD")
|
|
message(FATAL_ERROR "Refusing to remove unexpected destination: ${dest_abs}")
|
|
endif ()
|
|
|
|
# ExternalProject runs PATCH_COMMAND with DEST_DIR as its current working
|
|
# directory. Removing DEST_DIR itself invalidates that working directory and
|
|
# causes the next patch command to fail. Keep the directory inode, but remove
|
|
# all of its contents so overlapping patches and patches which add files are
|
|
# always applied to pristine input when PATCH_COMMAND is rerun without the
|
|
# local-directory download step.
|
|
file(GLOB dest_entries LIST_DIRECTORIES TRUE
|
|
"${dest_abs}/*"
|
|
"${dest_abs}/.[!.]*"
|
|
"${dest_abs}/..?*"
|
|
)
|
|
if (dest_entries)
|
|
file(REMOVE_RECURSE ${dest_entries})
|
|
endif ()
|
|
file(COPY "${source_abs}/" DESTINATION "${dest_abs}"
|
|
PATTERN ".git" EXCLUDE
|
|
)
|