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macro(remove_empty_dirs)
list(REMOVE_DUPLICATES DIRECTORIES)
unset(PDIRECTORIES)
foreach(dir IN LISTS DIRECTORIES)
if(EXISTS $ENV{DESTDIR}${dir})
file(GLOB _res $ENV{DESTDIR}${dir}/*)
list(LENGTH _res _len)
if(_len EQUAL 0 AND EXISTS $ENV{DESTDIR}${dir})
message(STATUS "Removing empty dir: ${dir}")
execute_process(
COMMAND ${CMAKE_COMMAND} -E remove_directory $ENV{DESTDIR}${dir}
OUTPUT_VARIABLE rm_out
RESULT_VARIABLE rm_retval
)
if(NOT "${rm_retval}" STREQUAL 0)
message(FATAL_ERROR "Failed to remove directory: $ENV{DESTDIR}${dir}")
endif()
get_filename_component(_pdir $ENV{DESTDIR}${dir} DIRECTORY)
list(APPEND PDIRECTORIES ${_pdir})
endif()
endif()
endforeach()
list(LENGTH PDIRECTORIES _plen)
if(_plen GREATER 0)
set(DIRECTORIES ${PDIRECTORIES})
remove_empty_dirs()
endif()
endmacro()
# Uninstall target
set(MANIFEST ${CMAKE_CURRENT_BINARY_DIR}/install_manifest.txt)
if(EXISTS ${MANIFEST})
file(STRINGS ${MANIFEST} files)
foreach(file IN LISTS files)
if(EXISTS $ENV{DESTDIR}${file})
get_filename_component(_dir $ENV{DESTDIR}${file} DIRECTORY)
list(APPEND DIRECTORIES $ENV{DESTDIR}${_dir})
message(STATUS "Uninstalling: ${file}")
execute_process(
COMMAND ${CMAKE_COMMAND} -E remove $ENV{DESTDIR}${file}
OUTPUT_VARIABLE rm_out
RESULT_VARIABLE rm_retval
)
if(NOT "${rm_retval}" STREQUAL 0)
message(FATAL_ERROR "Failed to remove file: $ENV{DESTDIR}${file}")
endif()
else()
message(STATUS "File does not exist: $ENV{DESTDIR}${file}")
endif()
endforeach(file)
# delete empty dirs
if(DIRECTORIES)
remove_empty_dirs()
endif()
else()
message(STATUS "Cannot find install manifest: '${MANIFEST}'")
endif()
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