[meld] Use misc.cmdout() instead of os.popen() for Codeville plugin

[Vincent Legoll <vincele src gnome org>]

commit fe2cda0db7f3694bb5914a31a8a9b23028580f04
Author: Vincent Legoll <vincent legoll gmail com>
Date:   Tue Apr 21 23:27:56 2009 +0200

    Use misc.cmdout() instead of os.popen() for Codeville plugin
---
 vc/cdv.py |   13 +++----------
 1 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/vc/cdv.py b/vc/cdv.py
index 6ab495b..1c1b956 100644
--- a/vc/cdv.py
+++ b/vc/cdv.py
@@ -22,7 +22,7 @@
 ### THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 import os
-import errno
+import misc
 import _vc
 import svn
 
@@ -39,13 +39,6 @@ class Vc(svn.Vc):
         return self.root
  
     def _get_matches(self, directory):
-        while True:
-            try:
-                entries = os.popen('cd "%s" && %s status' % (directory, self.CMD))
-                break
-            except OSError, e:
-                if e.errno != errno.EAGAIN:
-                    raise
-
-        for line in entries.read().split("\n")[1:-1]:
+        entries = misc.cmdout([self.CMD, "status"], cwd=directory)[0]
+        for line in entries.split("\n")[1:-1]:
             yield line[3:], line[0], ""