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#!/usr/bin/env python3
#
# Builds the release tarball of the wasmkit binary
import os
import sys
import subprocess
import shutil
import tarfile
SOURCE_ROOT = os.path.relpath(os.path.join(os.path.dirname(__file__), ".."))
def run(arguments):
print("Running: " + " ".join(arguments))
subprocess.run(arguments, check=True)
def is_elf(file_path):
"""Check if the file is an ELF binary."""
with open(file_path, 'rb') as f:
header = f.read(4)
return header == b'\x7fELF'
def main():
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("-o", "--output", required=True)
parser.add_argument("extra_build_args", nargs="*")
args = parser.parse_args()
build_args = ["swift", "build", "-c", "release", "--product", "wasmkit-cli", "--package-path", SOURCE_ROOT] + args.extra_build_args
bin_path = subprocess.check_output(build_args + ["--show-bin-path"], text=True).strip()
run(build_args)
if not args.output.endswith(".tar.gz"):
raise ValueError("Output file name must end with .tar.gz")
archive_path = args.output[:-len(".tar.gz")]
shutil.rmtree(archive_path, ignore_errors=True)
os.makedirs(archive_path)
src_exe_path = os.path.join(bin_path, "wasmkit-cli")
dest_exe_path = os.path.join(archive_path, "wasmkit")
if is_elf(src_exe_path):
# For ELF binaries, use strip to remove debug symbols because
# most of static archives in static linux Swift SDK contains
# debug sections.
run(["llvm-strip", src_exe_path, "--strip-debug", "-o", dest_exe_path])
else:
shutil.copy(src_exe_path, dest_exe_path)
with tarfile.open(args.output, "w:gz") as tar:
tar.add(archive_path, arcname=os.path.basename(archive_path))
print(f"Release binary is available at {args.output}")
if __name__ == "__main__":
main()
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