calamares/CMakeModules/CalamaresAddModuleSubdirectory.cmake
Adriaan de Groot 42ba505ceb CMake: add license headers, copyright
Since we install the CMake files now, also put license headers in them.
These files are intended to help plugin and branding component authors
write them in a simple Calamares-idiomatic way.
2018-03-09 11:13:42 -05:00

145 lines
6.4 KiB
CMake

# === This file is part of Calamares - <https://github.com/calamares> ===
#
# Calamares is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Calamares is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Calamares. If not, see <http://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: GPL-3.0+
# License-Filename: LICENSE
#
###
#
# Function and support code for adding a Calamares module (either a Qt / C++ plugin,
# or a Python module, or whatever) to the build.
#
include( CalamaresAddTranslations )
set( MODULE_DATA_DESTINATION share/calamares/modules )
# Convenience function to indicate that a module has been skipped
# (optionally also why). Call this in the module's CMakeLists.txt
macro( calamares_skip_module )
set( SKIPPED_MODULES ${SKIPPED_MODULES} ${ARGV} PARENT_SCOPE )
endmacro()
function( calamares_explain_skipped_modules )
if ( ARGN )
message( "${ColorReset}-- Skipped modules:" )
foreach( SUBDIRECTORY ${ARGN} )
message( "${ColorReset}-- Skipped ${BoldRed}${SUBDIRECTORY}${ColorReset}." )
endforeach()
message( "" )
endif()
endfunction()
function( calamares_add_module_subdirectory )
set( SUBDIRECTORY ${ARGV0} )
set( SKIPPED_MODULES )
set( MODULE_CONFIG_FILES "" )
set( _mod_dir "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRECTORY}" )
# If this subdirectory has a CMakeLists.txt, we add_subdirectory it...
if( EXISTS "${_mod_dir}/CMakeLists.txt" )
add_subdirectory( ${SUBDIRECTORY} )
file( GLOB MODULE_CONFIG_FILES RELATIVE ${_mod_dir} "${SUBDIRECTORY}/*.conf" )
# Module has indicated it should be skipped, show that in
# the calling CMakeLists (which is src/modules/CMakeLists.txt normally).
if ( SKIPPED_MODULES )
set( SKIPPED_MODULES ${SKIPPED_MODULES} PARENT_SCOPE )
set( MODULE_CONFIG_FILES "" )
endif()
# ...otherwise, we look for a module.desc.
elseif( EXISTS "${_mod_dir}/module.desc" )
set( MODULES_DIR ${CMAKE_INSTALL_LIBDIR}/calamares/modules )
set( MODULE_DESTINATION ${MODULES_DIR}/${SUBDIRECTORY} )
# Read module.desc, check that the interface type is supported.
file(STRINGS "${_mod_dir}/module.desc" MODULE_INTERFACE REGEX "^interface")
if ( MODULE_INTERFACE MATCHES "pythonqt" )
set( _mod_enabled ${WITH_PYTHONQT} )
set( _mod_reason "No PythonQt support" )
elseif ( MODULE_INTERFACE MATCHES "python" )
set( _mod_enabled ${WITH_PYTHON} )
set( _mod_reason "No Python support" )
else()
set( _mod_enabled ON )
set( _mod_reason "" )
endif()
if ( _mod_enabled )
# We glob all the files inside the subdirectory, and we make sure they are
# synced with the bindir structure and installed.
file( GLOB MODULE_FILES RELATIVE ${_mod_dir} "${SUBDIRECTORY}/*" )
foreach( MODULE_FILE ${MODULE_FILES} )
if( NOT IS_DIRECTORY ${_mod_dir}/${MODULE_FILE} )
configure_file( ${SUBDIRECTORY}/${MODULE_FILE} ${SUBDIRECTORY}/${MODULE_FILE} COPYONLY )
get_filename_component( FLEXT ${MODULE_FILE} EXT )
if( "${FLEXT}" STREQUAL ".conf" AND INSTALL_CONFIG)
install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${SUBDIRECTORY}/${MODULE_FILE}
DESTINATION ${MODULE_DATA_DESTINATION} )
list( APPEND MODULE_CONFIG_FILES ${MODULE_FILE} )
else()
install( FILES ${CMAKE_CURRENT_BINARY_DIR}/${SUBDIRECTORY}/${MODULE_FILE}
DESTINATION ${MODULE_DESTINATION} )
endif()
endif()
endforeach()
message( "-- ${BoldYellow}Found ${CALAMARES_APPLICATION_NAME} module: ${BoldRed}${SUBDIRECTORY}${ColorReset}" )
if( NOT CMAKE_BUILD_TYPE STREQUAL "Release" )
message( " ${Green}TYPE:${ColorReset} jobmodule" )
message( " ${Green}MODULE_DESTINATION:${ColorReset} ${MODULE_DESTINATION}" )
if( MODULE_CONFIG_FILES )
if ( INSTALL_CONFIG )
message( " ${Green}CONFIGURATION_FILES:${ColorReset} ${MODULE_CONFIG_FILES} => ${MODULE_DATA_DESTINATION}" )
else()
message( " ${Green}CONFIGURATION_FILES:${ColorReset} ${MODULE_CONFIG_FILES} => [Skipping installation]" )
endif()
endif()
message( "" )
endif()
# We copy over the lang directory, if any
if( IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRECTORY}/lang" )
install_calamares_gettext_translations(
${SUBDIRECTORY}
SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/${SUBDIRECTORY}/lang"
FILENAME ${SUBDIRECTORY}.mo
RENAME calamares-${SUBDIRECTORY}.mo
)
endif()
else()
# Module disabled due to missing dependencies / unsupported interface
set( SKIPPED_MODULES "${SUBDIRECTORY} (${_mod_reason})" PARENT_SCOPE )
endif()
else()
message( "-- ${BoldYellow}Warning:${ColorReset} tried to add module subdirectory ${BoldRed}${SUBDIRECTORY}${ColorReset} which has no CMakeLists.txt or module.desc." )
message( "" )
endif()
# Check any config files for basic correctness
if ( BUILD_TESTING AND MODULE_CONFIG_FILES )
set( _count 0 )
foreach( _config_file ${MODULE_CONFIG_FILES} )
set( _count_str "-${_count}" )
if ( _count EQUAL 0 )
set( _count_str "" )
endif()
add_test(
NAME config-${SUBDIRECTORY}${_count_str}
COMMAND test_conf ${CMAKE_CURRENT_BINARY_DIR}/${SUBDIRECTORY}/${_config_file} )
math( EXPR _count "${_count} + 1" )
endforeach()
endif()
endfunction()