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#!/usr/bin/env python
import sys
import os
import subprocess
# A general note: We first produce a x86_64 and a arm64 app package
# and then merge them together instead of compiling the desktop client
# with the CMake option CMAKE_OSX_ARCHITECTURES="x86_64;arm64" because
# macdeployqt can not handle universal binaries well. In the future
# with Qt6 this might change and this script will become obsolete.
def usage(program_name):
print("Creates a universal app package from a x86_64 and a arm64 app package.")
print("Usage: {} x86_64_app_file arm64_app_file output_directory".format(program_name))
print("Example: {} some_dir/Nextcloud.app some_other_dir/Nextcloud.app output_dir".format(program_name))
def execute(command):
return subprocess.check_output(command)
def path_relative_to_package(app_package_file_path, file_path):
if file_path.startswith(app_package_file_path):
relative_path = file_path[len(app_package_file_path):]
if relative_path.startswith("/"):
return relative_path[1:]
return relative_path
return file_path
def is_executable(file_path):
output = str(execute(["file", file_path]))
if (("Mach-O 64-bit dynamically linked shared library" in output)
or ("Mach-O 64-bit executable" in output)):
return True
return False
if __name__ == "__main__":
if len(sys.argv) != 4:
usage(sys.argv[0])
sys.exit(1)
x86_64_app_file = sys.argv[1]
if not os.path.exists(x86_64_app_file):
print("Can't create universal: Path {} already exists".format(x86_64_app_file))
sys.exit(1)
arm64_app_file = sys.argv[2]
if not os.path.exists(arm64_app_file):
print("Can't create universal: Path {} already exists".format(arm64_app_file))
sys.exit(1)
output_dir = sys.argv[3]
# Copy the Arm64 variant to the output location if possible
if not os.path.exists(output_dir):
os.makedirs(output_dir)
app_file_name = os.path.basename(arm64_app_file)
universal_app_file = os.path.join(output_dir, app_file_name)
if os.path.exists(universal_app_file):
print("Can't create universal: Path {} already exists".format(universal_app_file))
sys.exit(1)
execute(["cp", "-a", arm64_app_file, output_dir])
# Now walk through the copied arm64 version and replace the binaries
for root, dirs, files in os.walk(universal_app_file):
for f in files:
absoulte_file_path = os.path.join(root, f)
root_relative = path_relative_to_package(universal_app_file, root)
x86_64_absolute_path = os.path.join(x86_64_app_file, root_relative, f)
arm64_absolute_path = os.path.join(arm64_app_file, root_relative, f)
if os.path.islink(absoulte_file_path) or not is_executable(absoulte_file_path):
continue
try:
execute(["lipo", "-create", "-output", absoulte_file_path, arm64_absolute_path, x86_64_absolute_path])
except:
print("Could not merge {} with {} into {}!".format(arm64_absolute_path, x86_64_absolute_path, absoulte_file_path))
print("Finished :)")
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