~chrisccoulson/oxide/lp1504853

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# vim:expandtab:shiftwidth=2:tabstop=2:

# Copyright (C) 2014-2015 Canonical Ltd.

# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.

# This library 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
# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

include(CheckCXXSymbolExists)
include(CMakeExpandImportedTargets)
include(CMakeParseArguments)
include(GNUInstallDirs)

set(CMAKE_INSTALL_LIBEXECDIR ${CMAKE_INSTALL_LIBDIR}/${OXIDE_SUBPROCESS_DIR})
set(OXIDE_CORELIB_DEV
    ${CMAKE_SHARED_LIBRARY_PREFIX}${OXIDE_CORELIB_NAME}${CMAKE_SHARED_LIBRARY_SUFFIX})
set(OXIDE_CORELIB ${OXIDE_CORELIB_DEV}.${OXIDE_CORELIB_SO_VERSION})
set(QMLPLUGIN_OUTPUT_DIR ${CMAKE_BINARY_DIR}/out/imports)
set(QTPLUGIN_OUTPUT_DIR ${CMAKE_BINARY_DIR}/out/plugins)
set(BIN_OUTPUT_DIR ${CMAKE_BINARY_DIR}/out/bin)
set(LIB_OUTPUT_DIR ${CMAKE_BINARY_DIR}/out/lib)
set(OXIDE_STAGE_DIR ${CMAKE_BINARY_DIR}/out/oxide)

set(OXIDE_QMLRUNNER oxideqmlscene)
set(OXIDE_QMLPLUGIN qmloxideplugin)
set(OXIDE_QMLPLUGIN_MODULE_NAME com/canonical/Oxide)
set(OXIDE_QUICKLIB OxideQtQuick)

if(CMAKE_CROSSCOMPILING)
  # Dummy targets - not used anywhere, but this stops Qt5CoreConfigExtras.cmake
  # from creating them and checking if the binary exists, which is broken when
  # cross-building because it checks for the target system binary. We need the
  # host system binaries installed, because they are in the same package as the
  # moc in Ubuntu (qtbase5-dev-tools), which is not currently multi-arch
  if(NOT TARGET Qt5::qmake)
    add_executable(Qt5::qmake IMPORTED)
  endif()
  if(NOT TARGET Qt5::rcc)
    add_executable(Qt5::rcc IMPORTED)
  endif()
  if(NOT TARGET Qt5::uic)
    add_executable(Qt5::uic IMPORTED)
  endif()
endif()

find_package(Qt5Core)

if(${Qt5Core_VERSION_STRING} VERSION_LESS "5.2.0")
  message(FATAL_ERROR "A Qt version of at least 5.2.0 is required to build Oxide")
endif()

configure_file(
    ${CMAKE_CURRENT_SOURCE_DIR}/run_qmlapp.sh.in
    ${CMAKE_CURRENT_BINARY_DIR}/run_qmlapp.sh
    IMMEDIATE @ONLY)
file(INSTALL ${CMAKE_CURRENT_BINARY_DIR}/run_qmlapp.sh
     DESTINATION ${BIN_OUTPUT_DIR}
     FILE_PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE
         GROUP_READ GROUP_EXECUTE
         WORLD_READ WORLD_EXECUTE)

add_custom_target(
    gyp ALL
    COMMAND ${CMAKE_COMMAND} -E copy_if_different
      ${CHROMIUM_PRODUCT_DIR}/chrome_sandbox ${CHROMIUM_PRODUCT_DIR}/chrome-sandbox
    DEPENDS gyp_all)

# Allow objects linked by cmake to declare a run-time dependency on the
# main library, built with gyp
add_library(${OXIDE_CORELIB_NAME} SHARED IMPORTED)
add_dependencies(${OXIDE_CORELIB_NAME} gyp)
set_target_properties(
    ${OXIDE_CORELIB_NAME} PROPERTIES
    IMPORTED_LOCATION ${CHROMIUM_LIB_DIR}/${OXIDE_CORELIB})

set(OXIDE_INSTALL_LIB_FILES
    ${CHROMIUM_LIB_DIR}/${OXIDE_CORELIB})
set(OXIDE_INSTALL_LIBEXEC_FILES
    ${CHROMIUM_PRODUCT_DIR}/oxide.pak
    ${CHROMIUM_PRODUCT_DIR}/oxide_100_percent.pak
    ${CHROMIUM_PRODUCT_DIR}/oxide_200_percent.pak
    ${CHROMIUM_PRODUCT_DIR}/icudtl.dat
    ${CHROMIUM_LIB_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}ffmpeg${CMAKE_SHARED_LIBRARY_SUFFIX}
    ${CHROMIUM_PRODUCT_DIR}/natives_blob.bin
    ${CHROMIUM_PRODUCT_DIR}/snapshot_blob.bin)
set(OXIDE_INSTALL_LIBEXEC_PROGRAMS
    ${CHROMIUM_PRODUCT_DIR}/${OXIDE_RENDERER_NAME})
if(ENABLE_CHROMEDRIVER)
  list(APPEND OXIDE_INSTALL_LIBEXEC_PROGRAMS ${CHROMIUM_PRODUCT_DIR}/chromedriver)
endif()

install(FILES ${OXIDE_INSTALL_LIB_FILES}
        DESTINATION ${CMAKE_INSTALL_LIBDIR})
install(CODE
        "execute_process(COMMAND ${CMAKE_COMMAND} -E create_symlink
        ${OXIDE_CORELIB} ${OXIDE_CORELIB_DEV}
        WORKING_DIRECTORY ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR})")
if(ENABLE_COMPONENT_BUILD)
  install(DIRECTORY ${CHROMIUM_LIB_DIR}
          DESTINATION ${CMAKE_INSTALL_LIBEXECDIR}
          FILES_MATCHING PATTERN "*${CMAKE_SHARED_LIBRARY_SUFFIX}")
endif()
install(FILES ${OXIDE_INSTALL_LIBEXEC_FILES}
        DESTINATION ${CMAKE_INSTALL_LIBEXECDIR})
install(PROGRAMS ${OXIDE_INSTALL_LIBEXEC_PROGRAMS}
        DESTINATION ${CMAKE_INSTALL_LIBEXECDIR})
install(PROGRAMS ${CHROMIUM_PRODUCT_DIR}/chrome-sandbox
        DESTINATION ${CMAKE_INSTALL_LIBEXECDIR}
        PERMISSIONS OWNER_EXECUTE OWNER_WRITE OWNER_READ GROUP_EXECUTE
                    GROUP_READ WORLD_EXECUTE WORLD_READ SETUID)
install(DIRECTORY ${CHROMIUM_PRODUCT_DIR}/locales
        DESTINATION ${CMAKE_INSTALL_LIBEXECDIR})

list(APPEND PACKAGE_LOCALES ${CHROMIUM_PRODUCT_DIR}/locales)

add_subdirectory(qmlplugin)
add_subdirectory(quick)
if(NOT DEFINED ENABLE_OXIDEQMLSCENE)
  if(${Qt5Core_VERSION_STRING} VERSION_LESS "5.3.0")
    set(ENABLE_OXIDEQMLSCENE 1)
  else()
    set(ENABLE_OXIDEQMLSCENE 0)
  endif()
endif()
if(ENABLE_OXIDEQMLSCENE EQUAL 1)
  if(NOT ${Qt5Core_VERSION_STRING} VERSION_LESS "5.4.0")
    message(FATAL_ERROR
            "oxideqmlscene is not supported on Qt 5.4.0 and later - you can "
            "use qmlscene instead")
  elseif(NOT ${Qt5Core_VERSION_STRING} VERSION_LESS "5.3.0")
    message(WARNING
            "oxideqmlscene is redundant on Qt 5.3.0 and later - you can use "
            "qmlscene instead")
  endif()
  add_subdirectory(qmlrunner)
endif()
if(ENABLE_TESTS)
  add_subdirectory(tests)
endif()

set(PACKAGE_DIRECTORIES)
set(PACKAGE_FILES)
set(PACKAGE_PROGRAMS)

function(oxide_add_package_files)
  cmake_parse_arguments(_ARGS "" "OUTDIR;DIRECTORY" "FILES;PROGRAMS" ${ARGN})
  if(DEFINED _ARGS_FILES)
    foreach(f ${_ARGS_FILES})
      list(APPEND PACKAGE_FILES "${_ARGS_OUTDIR}:${f}")
    endforeach()
    set(PACKAGE_FILES ${PACKAGE_FILES} PARENT_SCOPE)
  elseif(DEFINED _ARGS_PROGRAMS)
    foreach(f ${_ARGS_PROGRAMS})
      list(APPEND PACKAGE_PROGRAMS "${_ARGS_OUTDIR}:${f}")
    endforeach()
    set(PACKAGE_PROGRAMS ${PACKAGE_PROGRAMS} PARENT_SCOPE)
  elseif(DEFINED _ARGS_DIRECTORY)
    list(APPEND PACKAGE_DIRECTORIES ${_ARGS_OUTDIR}:${_ARGS_DIRECTORY})
    set(PACKAGE_DIRECTORIES ${PACKAGE_DIRECTORIES} PARENT_SCOPE)
  endif()
endfunction()

oxide_add_package_files(FILES ${OXIDE_INSTALL_LIB_FILES})
oxide_add_package_files(OUTDIR ${OXIDE_SUBPROCESS_DIR}
                        FILES ${OXIDE_INSTALL_LIBEXEC_FILES})
oxide_add_package_files(OUTDIR ${OXIDE_SUBPROCESS_DIR}
                        PROGRAMS ${OXIDE_INSTALL_LIBEXEC_PROGRAMS} ${CHROMIUM_PRODUCT_DIR}/chrome-sandbox)
oxide_add_package_files(OUTDIR ${OXIDE_SUBPROCESS_DIR}
                        DIRECTORY ${CHROMIUM_PRODUCT_DIR}/locales)

if(ENABLE_OXIDEQMLSCENE EQUAL 1)
  oxide_add_package_files(PROGRAMS $<TARGET_FILE:${OXIDE_QMLRUNNER}>)
endif()

oxide_add_package_files(OUTDIR qml/${OXIDE_QMLPLUGIN_MODULE_NAME}
                        FILES $<TARGET_FILE:${OXIDE_QMLPLUGIN}> ${QMLPLUGIN_OUTPUT_DIR}/${OXIDE_QMLPLUGIN_MODULE_NAME}/qmldir)

oxide_add_package_files(FILES $<TARGET_FILE:${OXIDE_QUICKLIB}>)

if(ENABLE_COMPONENT_BUILD)
  oxide_add_package_files(OUTDIR ${OXIDE_SUBPROCESS_DIR}
                          DIRECTORY ${CHROMIUM_LIB_DIR})
endif()

add_custom_target(
    package
    COMMAND ${CMAKE_COMMAND}
      "-DFILES=\"${PACKAGE_FILES}\"" "-DPROGRAMS=\"${PACKAGE_PROGRAMS}\""
      "-DDIRECTORIES=\"${PACKAGE_DIRECTORIES}\""
      -DRUN_QMLAPP_IN=${CMAKE_CURRENT_SOURCE_DIR}/run_qmlapp.sh.in
      -DRENDERER_PATH=${OXIDE_RENDERER_NAME}
      -DSTAGE_DIR=${OXIDE_STAGE_DIR}
      -DOUTPUT_DIR=${CMAKE_BINARY_DIR}/out
      -DSUBPROCESS_DIR=${OXIDE_SUBPROCESS_DIR}
      -P ${CMAKE_CURRENT_SOURCE_DIR}/build/scripts/package.cmake
    COMMENT "Creating compressed archive")