1 #!/bin/false # You must specify a python interpreter.
2 u"Tahoe-LAFS does not run under Python 3. Please use a version of Python between 2.4.4 and 2.7.x inclusive."
4 import errno, sys, os, subprocess
6 where = os.path.realpath(sys.argv[0])
7 base = os.path.dirname(os.path.dirname(where))
9 if sys.platform == "win32":
10 perhaps_installed_tahoe = os.path.join(os.path.dirname(sys.executable), 'Scripts', 'tahoe.pyscript')
12 perhaps_installed_tahoe = "/usr/bin/tahoe"
15 I am a "bin%stahoe" executable who is only for the convenience of running
16 Tahoe from its source distribution -- I work only when invoked as the "tahoe"
17 script that lives in the "bin/" subdirectory of a Tahoe source code
18 distribution, and only if you have already run "make".
21 # look for Tahoe.home .
22 homemarker = os.path.join(base, "Tahoe.home")
23 if not os.path.exists(homemarker):
26 I just tried to run and found that I am not living in such a directory, so I
27 am stopping now. To run Tahoe after it has been is installed, please execute
28 my brother, who gets installed into the appropriate place for executables
29 when you run "make install" (perhaps as "%s").
30 ''' % (perhaps_installed_tahoe,)
33 # we've found our home. Put the tahoe support/lib etc. in our PYTHONPATH.
34 if sys.platform == "win32":
35 supportdir = os.path.join(base, "support", "Lib", "site-packages")
37 supportdir = os.path.join(base, "support",
39 "python%d.%d" % sys.version_info[:2],
42 # update PYTHONPATH so that child processes (like twistd) will use this too
43 pp = os.environ.get("PYTHONPATH")
45 pp = os.pathsep.join([supportdir] + pp.split(os.pathsep))
48 os.environ["PYTHONPATH"] = pp
50 # find commandline args and the location of the tahoe executable.
51 if sys.platform == "win32":
53 from ctypes import WINFUNCTYPE, POINTER, byref, c_wchar_p, c_int, windll
55 GetCommandLineW = WINFUNCTYPE(c_wchar_p)(("GetCommandLineW", windll.kernel32))
56 CommandLineToArgvW = WINFUNCTYPE(POINTER(c_wchar_p), c_wchar_p, POINTER(c_int)) \
57 (("CommandLineToArgvW", windll.shell32))
60 argv_unicode = CommandLineToArgvW(GetCommandLineW(), byref(argc))
62 # See src/allmydata/scripts/runner.py for the corresponding unmangler.
63 # Note that this doesn't escape \x7F. If it did, test_unicode_arguments_and_output
64 # in test_runner.py wouldn't work.
66 return str(re.sub(ur'[^\x20-\x7F]', lambda m: u'\x7F%x;' % (ord(m.group(0)),), s))
68 argv = [mangle(argv_unicode[i]) for i in xrange(1, argc.value)]
70 # Skip option arguments to the Python interpreter.
73 if not arg.startswith(u"-") or arg == u"-":
76 if arg == u'-m' or arg == u'-c':
79 script = os.path.join(base, "support", "Scripts", "tahoe.pyscript")
81 # On Windows, the script is not directly executable and must be run via python.
82 args = [sys.executable, script] + argv[1:]
84 script = os.path.join(base, "support", "bin", "tahoe")
86 # On non-Windows, invoke the script directly, so that 'top' for example shows 'tahoe'.
87 args = [script] + sys.argv[1:]
90 res = subprocess.call(args, env=os.environ)
91 except (OSError, IOError), le:
92 if le.args[0] == errno.ENOENT:
95 I just tried to run and could not find my brother at
96 "%s". To run Tahoe when it is installed, please execute my
97 brother, who gets installed into the appropriate place for executables
98 when you run "make install" (perhaps as "%s").
99 ''' % (script, perhaps_installed_tahoe)
101 except Exception, le:
104 I just tried to invoke my brother at "%s"
105 and got an exception.