-#!/usr/bin/env python
+#!/bin/sh
+"""": # -*-python-*-
+bup_python="$(dirname "$0")/bup-python" || exit $?
+exec "$bup_python" "$0" ${1+"$@"}
+"""
+# end of bup preamble
+
+from __future__ import absolute_import
import sys, os, glob
-from bup import options
+from bup import options, path
optspec = """
bup help <command>
"""
-o = options.Options('bup help', optspec)
+o = options.Options(optspec)
(opt, flags, extra) = o.parse(sys.argv[1:])
if len(extra) == 0:
# the wrapper program provides the default usage string
- os.execvp('bup', ['bup'])
+ os.execvp(path.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]')
+ manpath = os.path.join(path.exedir(),
+ 'Documentation/' + docname + '.[1-9]')
g = glob.glob(manpath)
- if g:
- os.execvp('man', ['man', '-l', g[0]])
- else:
- os.execvp('man', ['man', docname])
+ try:
+ if g:
+ os.execvp('man', ['man', '-l', g[0]])
+ else:
+ os.execvp('man', ['man', docname])
+ except OSError as e:
+ sys.stderr.write('Unable to run man command: %s\n' % e)
+ sys.exit(1)
else:
o.fatal("exactly one command name expected")