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import itertools
import os
import os.path
import sys
import json
import subprocess
import optparse
import textwrap
# Explicitly enable local imports
# Don't forget to add imported scripts to inputs of the calling command!
sys.path.append(os.path.dirname(os.path.abspath(__file__)))
import process_command_files as pcf
import thinlto_cache
from process_whole_archive_option import ProcessWholeArchiveOption
def remove_excessive_flags(cmd):
flags = []
for flag in cmd:
if not flag.endswith('.ios.interface') and not flag.endswith('.pkg.fake'):
flags.append(flag)
return flags
def remove_libs(cmd, libs):
excluded_flags = ['-l{}'.format(lib) for lib in libs]
flags = []
for flag in cmd:
if flag in excluded_flags:
continue
flags.append(flag)
return flags
def parse_args(args):
parser = optparse.OptionParser()
parser.disable_interspersed_args()
parser.add_option('--custom-step')
parser.add_option('--python')
parser.add_option('--source-root')
parser.add_option('--build-root')
parser.add_option('--clang-ver')
parser.add_option('--dynamic-cuda', action='store_true')
parser.add_option('--objcopy-exe')
parser.add_option('--arch')
parser.add_option('--linker-output')
parser.add_option('--whole-archive-peers', action='append')
parser.add_option('--whole-archive-libs', action='append')
parser.add_option('--exclude-libs', action='append')
thinlto_cache.add_options(parser)
return parser.parse_args(args)
if __name__ == '__main__':
args = sys.argv[1:]
plugins = []
if '--start-plugins' in args:
ib = args.index('--start-plugins')
ie = args.index('--end-plugins')
plugins = args[ib + 1:ie]
args = args[:ib] + args[ie + 1:]
for p in plugins:
res = subprocess.check_output([sys.executable, p, sys.argv[0]] + args).decode().strip()
if res:
args = json.loads(res)[1:]
opts, args = parse_args(args)
args = pcf.skip_markers(args)
cmd = args
cmd = remove_excessive_flags(cmd)
if opts.exclude_libs:
cmd = remove_libs(cmd, opts.exclude_libs)
cmd = ProcessWholeArchiveOption(opts.arch, opts.whole_archive_peers, opts.whole_archive_libs).construct_cmd(cmd)
if opts.custom_step:
assert opts.python
subprocess.check_call([opts.python] + [opts.custom_step] + args)
if opts.linker_output:
stdout = open(opts.linker_output, 'w')
else:
stdout = sys.stdout
thinlto_cache.preprocess(opts, cmd)
rc = subprocess.call(cmd, shell=False, stderr=sys.stderr, stdout=stdout)
thinlto_cache.postprocess(opts)
sys.exit(rc)
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