2 import os, sys, subprocess, struct
3 from bup import options
4 from bup.helpers import *
7 bup mux command [arguments...]
10 o = options.Options(optspec)
11 (opt, flags, extra) = o.parse(sys.argv[1:])
13 o.fatal('command is required')
17 debug2('bup mux: starting %r\n' % (extra,))
19 outr, outw = os.pipe()
20 errr, errw = os.pipe()
24 p = subprocess.Popen(subcmd, stdout=outw, stderr=errw, preexec_fn=close_fds)
27 sys.stdout.write('BUPMUX')
29 mux(p, sys.stdout.fileno(), outr, errr)
35 debug1('%s exited with code %d\n' % (extra[0], prv))
37 debug1('bup mux: done\n')