65cf1c9854
I'm not really sure why I called it jwack. I think it was kind of a wack jobserver(tm). But nowadays most of the wack-ness is gone.
65 lines
2 KiB
Python
65 lines
2 KiB
Python
import os, sys, traceback
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import vars_init
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vars_init.init(sys.argv[1:])
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import vars, state, builder, jobserver, deps
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from logs import debug2, err
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def should_build(t):
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f = state.File(name=t)
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if f.is_failed():
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raise builder.ImmediateReturn(32)
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dirty = deps.isdirty(f, depth='', max_changed=vars.RUNID,
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already_checked=[])
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return f.is_generated, dirty == [f] and deps.DIRTY or dirty
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def main():
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rv = 202
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try:
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if vars_init.is_toplevel and vars.LOG:
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builder.close_stdin()
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builder.start_stdin_log_reader(
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status=True, details=True,
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pretty=True, color=True, debug_locks=False, debug_pids=False)
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if vars.TARGET and not vars.UNLOCKED:
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me = os.path.join(vars.STARTDIR,
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os.path.join(vars.PWD, vars.TARGET))
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f = state.File(name=me)
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debug2('TARGET: %r %r %r\n'
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% (vars.STARTDIR, vars.PWD, vars.TARGET))
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else:
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f = me = None
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debug2('redo-ifchange: not adding depends.\n')
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jobserver.setup(1)
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try:
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targets = sys.argv[1:]
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if f:
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for t in targets:
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f.add_dep('m', t)
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f.save()
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state.commit()
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rv = builder.main(targets, should_build)
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finally:
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try:
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state.rollback()
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finally:
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try:
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jobserver.force_return_tokens()
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except Exception, e: # pylint: disable=broad-except
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traceback.print_exc(100, sys.stderr)
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err('unexpected error: %r\n' % e)
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rv = 1
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except KeyboardInterrupt:
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if vars_init.is_toplevel:
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builder.await_log_reader()
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sys.exit(200)
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state.commit()
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if vars_init.is_toplevel:
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builder.await_log_reader()
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sys.exit(rv)
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if __name__ == '__main__':
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main()
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