def _lipo_exec_files(exec_files, target_archs, strip_bitcode, source_path,
destination_path):
"""Strips executable files if needed and copies them to the destination."""
# Find all architectures from the set of files we might have to lipo.
exec_archs = lipo.find_archs_for_binaries(
[os.path.join(source_path, f) for f in exec_files])
# Ensure directory for remote execution
if not os.path.exists(destination_path):
os.makedirs(destination_path)
# Copy or lipo each file as needed, from source to destination.
for exec_file in exec_files:
exec_file_source_path = os.path.join(source_path, exec_file)
exec_file_destination_path = os.path.join(destination_path, exec_file)
if len(exec_archs) == 1 or target_archs == exec_archs:
# If there is no need to lipo, copy and mark as executable.
shutil.copy(exec_file_source_path, exec_file_destination_path)
os.chmod(exec_file_destination_path, 0o755)
else:
lipo.invoke_lipo(exec_file_source_path, target_archs,
exec_file_destination_path)
if strip_bitcode:
bitcode_strip.invoke(exec_file_destination_path,
exec_file_destination_path)
def _lipo_exec_files(exec_files, target_archs, strip_bitcode, source_path,
destination_path):
"""Strips executable files if needed and copies them to the destination."""
# Find all architectures from the set of files we might have to lipo.
_, exec_archs = lipo.find_archs_for_binaries(
[os.path.join(source_path, f) for f in exec_files])
# Copy or lipo each file as needed, from source to destination.
for exec_file in exec_files:
exec_file_source_path = os.path.join(source_path, exec_file)
exec_file_destination_path = os.path.join(destination_path, exec_file)
file_archs = exec_archs[exec_file_source_path]
archs_to_keep = target_archs & file_archs
# On M1 hardware, thin x86_64 libraries do not need lipo when archs_to_keep
# is empty.
if len(file_archs
) == 1 or archs_to_keep == file_archs or not archs_to_keep:
# If there is no need to lipo, copy and mark as executable.
shutil.copy(exec_file_source_path, exec_file_destination_path)
os.chmod(exec_file_destination_path, 0o755)
else:
lipo.invoke_lipo(exec_file_source_path, archs_to_keep,
exec_file_destination_path)
if strip_bitcode:
bitcode_strip.invoke(exec_file_destination_path,
exec_file_destination_path)
def _strip_framework_binary(framework_binary, output_path, slices_needed):
"""Strips the binary to only the slices needed, saves output to given path."""
if not slices_needed:
print("Internal Error: Did not specify any slices needed for binary at "
"path: " + framework_binary)
return 1
path_from_framework = _relpath_from_framework(framework_binary)
if not path_from_framework:
return 1
temp_framework_path = os.path.join(output_path, path_from_framework)
lipo.invoke_lipo(framework_binary, slices_needed, temp_framework_path)