Starlike-Client/wasm_gc_teavm/emsdk/scripts/get_emscripten_revision_info.py
2025-01-20 11:24:16 -08:00

45 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python3
import json
import os
import subprocess
import sys
EMSCRIPTEN_RELEASES_GIT = 'https://chromium.googlesource.com/emscripten-releases'
TAGFILE = 'emscripten-releases-tags.json'
def get_latest_hash(tagfile):
with open(tagfile) as f:
versions = json.load(f)
latest = versions['aliases']['latest']
return versions['releases'][latest]
def get_latest_emscripten(tagfile):
latest = get_latest_hash(tagfile)
if not os.path.isdir('emscripten-releases'):
subprocess.run(['git', 'clone', EMSCRIPTEN_RELEASES_GIT, '--depth',
'100'], check=True)
# This will fail if the 'latest' revision is not within the most recent
# 100 commits; but that shouldn't happen because this script is intended
# to be run right after a release is added.
info = subprocess.run(['emscripten-releases/src/release-info.py',
'emscripten-releases', latest],
stdout=subprocess.PIPE, check=True, text=True).stdout
for line in info.split('\n'):
tokens = line.split()
if len(tokens) and tokens[0] == 'emscripten':
return tokens[2]
if __name__ == '__main__':
emscripten_hash = get_latest_emscripten(TAGFILE)
print('Emscripten revision ' + emscripten_hash)
if 'GITHUB_ENV' in os.environ:
with open(os.environ['GITHUB_ENV'], 'a') as f:
f.write(f'EMSCRIPTEN_HASH={emscripten_hash}')
sys.exit(0)
print('Not a GitHub Action')
sys.exit(1)