Use a pager for diff and show commands

[stgit] / stgit / commands / diff.py

diff --git a/stgit/commands/diff.py b/stgit/commands/diff.py
index 6a730ee..7dc6c5d 100644 (file)
--- a/stgit/commands/diff.py
+++ b/stgit/commands/diff.py
@@ -18,6 +18,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
 import sys, os
 from optparse import OptionParser, make_option
+from pydoc import pager
 
 from stgit.commands.common import *
 from stgit.utils import *
@@ -64,8 +65,6 @@ def func(parser, options, args):
         elif rev_list_len == 2:
             rev1 = rev_list[0]
             rev2 = rev_list[1]
-            if rev2 == '':
-                rev2 = 'HEAD'
         else:
             parser.error('incorrect parameters to -r')
     else:
@@ -75,4 +74,4 @@ def func(parser, options, args):
     if options.stat:
         print git.diffstat(args, git_id(rev1), git_id(rev2))
     else:
-        git.diff(args, git_id(rev1), git_id(rev2), sys.stdout)
+        pager(git.diff(args, git_id(rev1), git_id(rev2)))