Rev 3850: Catch exceptions from pwd and raise a better error in http://bzr.arbash-meinel.com/branches/bzr/1.10-dev/catch_pwd_error

[John Arbash Meinel]

At http://bzr.arbash-meinel.com/branches/bzr/1.10-dev/catch_pwd_error

------------------------------------------------------------
revno: 3850
revision-id: john at arbash-meinel.com-20081125171926-ilhylvejbztofjex
parent: pqm at pqm.ubuntu.com-20081125152232-c22rycit2dfzm11f
author: Andrew Bennetts <andrew.bennetts at canonical.com>
committer: John Arbash Meinel <john at arbash-meinel.com>
branch nick: catch_pwd_error
timestamp: Tue 2008-11-25 11:19:26 -0600
message:
  Catch exceptions from pwd and raise a better error
-------------- next part --------------
=== modified file 'bzrlib/config.py'
--- a/bzrlib/config.py	2008-10-16 18:30:32 +0000
+++ b/bzrlib/config.py	2008-11-25 17:19:26 +0000
@@ -839,7 +839,11 @@
     try:
         import pwd
         uid = os.getuid()
-        w = pwd.getpwuid(uid)
+        try:
+            w = pwd.getpwuid(uid)
+        except KeyError:
+            raise errors.BzrCommandError('Unable to determine your name.  '
+                'Please use "bzr whoami" to set it.')
 
         # we try utf-8 first, because on many variants (like Linux),
         # /etc/passwd "should" be in utf-8, and because it's unlikely to give