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#!/usr/bin/env python
import sys, os, glob
from bup import options
optspec = """
bup help <command>
"""
o = options.Options('bup help', optspec)
(opt, flags, extra) = o.parse(sys.argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
os.execvp(os.environ['BUP_MAIN_EXE'], ['bup'])
elif len(extra) == 1:
docname = (extra[0]=='bup' and 'bup' or ('bup-%s' % extra[0]))
exe = sys.argv[0]
(exepath, exefile) = os.path.split(exe)
manpath = os.path.join(exepath, '../Documentation/' + docname + '.[1-9]')
g = glob.glob(manpath)
if g:
os.execvp('man', ['man', '-l', g[0]])
else:
os.execvp('man', ['man', docname])
else:
o.fatal("exactly one command name expected")
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