Source Code for Module buildslave.commands.utils

 1  import os 
 2   
 3  from twisted.python import log 
 4  from twisted.python.procutils import which 
 5  from twisted.python import runtime 
 6   
 7 -def getCommand(name): 
 8      possibles = which(name) 
 9      if not possibles: 
10          raise RuntimeError("Couldn't find executable for '%s'" % name) 
11      # 
12      # Under windows, if there is more than one executable "thing" 
13      # that matches (e.g. *.bat, *.cmd and *.exe), we not just use 
14      # the first in alphabet (*.bat/*.cmd) if there is a *.exe. 
15      # e.g. under MSysGit/Windows, there is both a git.cmd and a 
16      # git.exe on path, but we want the git.exe, since the git.cmd 
17      # does not seem to work properly with regard to errors raised 
18      # and catched in buildbot slave command (vcs.py) 
19      # 
20      if runtime.platformType  == 'win32' and len(possibles) > 1: 
21          possibles_exe = which(name + ".exe") 
22          if possibles_exe: 
23              return possibles_exe[0] 
24      return possibles[0] 
25   
26  if runtime.platformType  == 'win32': 
27 -    def rmdirRecursive(dir): 
28          """This is a replacement for shutil.rmtree that works better under 
29          windows. Thanks to Bear at the OSAF for the code.""" 
30          if not os.path.exists(dir): 
31              return 
32   
33          if os.path.islink(dir): 
34              os.remove(dir) 
35              return 
36   
37          # Verify the directory is read/write/execute for the current user 
38          os.chmod(dir, 0700) 
39   
40          # os.listdir below only returns a list of unicode filenames if the parameter is unicode 
41          # Thus, if a non-unicode-named dir contains a unicode filename, that filename will get garbled. 
42          # So force dir to be unicode. 
43          try: 
44              dir = unicode(dir, "utf-8") 
45          except: 
46              log.msg("rmdirRecursive: decoding from UTF-8 failed") 
47   
48          for name in os.listdir(dir): 
49              full_name = os.path.join(dir, name) 
50              # on Windows, if we don't have write permission we can't remove 
51              # the file/directory either, so turn that on 
52              if os.name == 'nt': 
53                  if not os.access(full_name, os.W_OK): 
54                      # I think this is now redundant, but I don't have an NT 
55                      # machine to test on, so I'm going to leave it in place 
56                      # -warner 
57                      os.chmod(full_name, 0600) 
58   
59              if os.path.islink(full_name): 
60                  os.remove(full_name) # as suggested in bug #792 
61              elif os.path.isdir(full_name): 
62                  rmdirRecursive(full_name) 
63              else: 
64                  if os.path.isfile(full_name): 
65                      os.chmod(full_name, 0700) 
66                  os.remove(full_name) 
67          os.rmdir(dir) 
68  else: 
69      # use rmtree on POSIX 
70      import shutil 
71      rmdirRecursive = shutil.rmtree 
72