Macdeployqt.cmake

# The MIT License (MIT)
#
# Copyright (c) 2017 Nathan Osman
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

find_package(Qt5Core REQUIRED)

# Retrieve the absolute path to qmake and then use that path to find
# the macdeployqt binary
get_target_property(_qmake_executable Qt5::qmake IMPORTED_LOCATION)
get_filename_component(_qt_bin_dir "${_qmake_executable}" DIRECTORY)
find_program(MACDEPLOYQT_EXECUTABLE macdeployqt HINTS "${_qt_bin_dir}")

# Add commands that copy the required Qt files to the application bundle
# represented by the target
function(macdeployqt target)
    add_custom_command(TARGET ${target} POST_BUILD
        COMMAND "${MACDEPLOYQT_EXECUTABLE}"
            \"$<TARGET_FILE_DIR:${target}>/../..\"
            -always-overwrite
        COMMENT "Deploying Qt..."
    )
endfunction()

mark_as_advanced(MACDEPLOYQT_EXECUTABLE)