Mercurial > hg > config
annotate python/lsex.py @ 67:a791d862148c
add a default MOZCONFIG variable -- BE CAREFUL!
author | Jeff Hammel <jhammel@mozilla.com> |
---|---|
date | Fri, 23 Apr 2010 15:42:23 -0700 |
parents | f3ab51c79813 |
children | 71576cdc28ab |
rev | line source |
---|---|
0
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
1 #!/usr/bin/env python |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
2 import os |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
3 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
4 # make sure duplicate path elements aren't printed twice |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
5 def ordered_set(alist): |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
6 seen = set() |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
7 new = [] |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
8 for item in alist: |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
9 if item in seen: |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
10 continue |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
11 seen.add(item) |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
12 new.append(item) |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
13 return new |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
14 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
15 def lsex(path=None): |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
16 """ |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
17 list executable files on the path |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
18 o path: list of directories to search. if not specified, use system path |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
19 """ |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
20 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
21 if path is None: |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
22 # use system path |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
23 path = ordered_set(os.environ['PATH'].split(':')) |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
24 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
25 executables = [] |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
26 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
27 # add the executable files to the list |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
28 for i in path: |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
29 if not os.path.isdir(i): |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
30 continue |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
31 files = [ os.path.join(i,j) for j in os.listdir(i) ] |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
32 files = filter(lambda x: os.access(x, os.X_OK), files) |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
33 files.sort() # just to make the output pretty |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
34 executables.extend(files) |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
35 return executables |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
36 |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
37 if __name__ == '__main__': |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
38 for i in lsex(): |
f3ab51c79813
adding configuration from https://svn.openplans.org/svn/config_jhammel/
k0s <k0scist@gmail.com>
parents:
diff
changeset
|
39 print i |