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bis_setup.template.py
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bis_setup.template.py
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#!/usr/bin/env python3
import argparse
import json
import locale
import os
import subprocess
import sys
import types
import re
from pathlib import Path
# Error define
ERR_NO_TARGET_FOUND = 166
def str2bool(v):
if isinstance(v, bool):
return v
if v.lower() in ('yes', 'true', 't', 'y', '1'):
return True
elif v.lower() in ('no', 'false', 'f', 'n', '0'):
return False
else:
raise argparse.ArgumentTypeError('Boolean value expected.')
def create_bis_build(args):
target = f'"{args.target}"'
outputs_group_str = ""
if not args.ignore_parsing_targets:
target_stetment = f'deps({args.target})'
if len(args.file_path) > 0:
fname = re.escape(os.path.basename(args.file_path))
target_stetment = f"let v = {target_stetment} in attr(hdrs, '{fname}', $v) + attr(srcs, '{fname}', $v)"
aquery_args = [
'bazel',
'aquery',
f"mnemonic('(Swift|Objc|Cpp)Compile', {target_stetment})",
'--output=jsonproto',
'--include_artifacts=false',
'--ui_event_filters=-info',
'--noshow_progress',
'--features=-layering_check'
]
print("Start generating .bis/BUILD")
print(f"Start query command = {' '.join(aquery_args)}", flush=True)
aquery_process = subprocess.run(
aquery_args,
capture_output=True,
encoding=locale.getpreferredencoding(),
check=False
)
for line in aquery_process.stderr.splitlines():
print(line, file=sys.stderr)
try:
parsed_aquery_output = json.loads(
aquery_process.stdout, object_hook=lambda d: types.SimpleNamespace(**d))
if not hasattr(parsed_aquery_output, 'targets'):
print("No target found", file=sys.stderr)
os._exit(ERR_NO_TARGET_FOUND)
def label_transfer(label):
result = [label]
if label.startswith('@@'):
pass
elif label.startswith('//'):
# Compatibility for old Bazel
result.append(label.replace('//','@//', 1))
result.append(label.replace('//', '@@//', 1))
elif label.startswith('@//'):
# Compatibility for old Bazel
result.append(label.replace('@//', '@@//', 1))
elif label.startswith('@'):
result.append(label.replace('@', '@@', 1))
return result
flat_targets = [target for target in parsed_aquery_output.targets for target in label_transfer(target.label)]
outputs_group_str = ','.join(
[f"bis all index dependents {target}" for target in flat_targets])
except json.JSONDecodeError:
print("Bazel aquery failed. Command:",
aquery_args, file=sys.stderr)
print(f"End query", flush=True)
template = f"""
load("@bis//:refresh_compile_commands.bzl", "refresh_compile_commands")
load("@bis//:refresh_launch_json.bzl", "refresh_launch_json")
refresh_compile_commands(
name = "refresh_compile_commands",
targets = [
{target}
],
optionals = "{args.optionals}",
tags = ["manual"],
)
refresh_launch_json(
name = "refresh_launch_json",
target = "{args.target}",
tags = ["manual"],
testonly = True,
)
"""
Path(".bis").mkdir(parents=True, exist_ok=True)
with open('.bis/BUILD', 'w') as output_file:
output_file.write(template)
if not args.ignore_parsing_targets:
cmd = f'bazel build {target} {args.optionals} --aspects=@bis//:bisproject_aspect.bzl%bis_aspect --output_groups="{outputs_group_str}"'
print(f"Start build command = {cmd}", flush=True)
process = subprocess.run(cmd, shell=True, encoding=locale.getpreferredencoding(), check=False)
print(f"End build", flush=True)
cmd = "bazel run //.bis:refresh_compile_commands"
if len(args.file_path) > 0:
cmd += f" -- --file={args.file_path}"
print(f"Start refresh_compile_commands command = {cmd}", flush=True)
pricess = subprocess.run(cmd, shell=True, encoding=locale.getpreferredencoding(), check=False)
print(f"End refresh_compile_commands", flush=True)
# main
parser = argparse.ArgumentParser(description='Setup bis project')
parser.add_argument('--optionals', default='',
type=str, help='--compilation_mode=dbg --cpu=ios_x86_64')
parser.add_argument('--target', required=True, type=str, help='target labels')
parser.add_argument('--file_path', default='',
type=str, help='source code path')
parser.add_argument('--ignore_parsing_targets', default=False, type=str2bool,
help='skip searching compile targets')
args = parser.parse_args()
os.chdir(os.environ["BUILD_WORKSPACE_DIRECTORY"])
create_bis_build(args)