4 # Copyright 2007 Chris Mason <chris.mason@oracle.com>

     4 # Copyright 2007 Chris Mason <chris.mason@oracle.com>

     5 #

     5 #

     6 # This software may be used and distributed according to the terms of the

     6 # This software may be used and distributed according to the terms of the

     7 # GNU General Public License version 2 or any later version.

     7 # GNU General Public License version 2 or any later version.

     8 

     8 

     9 import cStringIO, email, os, errno, re, posixpath, copy

    10 import cStringIO, email, os, errno, re, posixpath, copy

    10 import tempfile, zlib, shutil

    11 import tempfile, zlib, shutil

    11 # On python2.4 you have to import these by name or they fail to

    12 # On python2.4 you have to import these by name or they fail to

    12 # load. This was not a problem on Python 2.7.

    13 # load. This was not a problem on Python 2.7.

    13 import email.Generator

    14 import email.Generator

  2100     if not node1 and not node2:

  2101     if not node1 and not node2:

  2101         node1 = repo.dirstate.p1()

  2102         node1 = repo.dirstate.p1()

  2102 

  2103 

  2103     def lrugetfilectx():

  2104     def lrugetfilectx():

  2104         cache = {}

  2105         cache = {}

  2106         def getfilectx(f, ctx):

  2107         def getfilectx(f, ctx):

  2107             fctx = ctx.filectx(f, filelog=cache.get(f))

  2108             fctx = ctx.filectx(f, filelog=cache.get(f))

  2108             if f not in cache:

  2109             if f not in cache:

  2109                 if len(cache) > 20:

  2110                 if len(cache) > 20:

  2110                     del cache[order.popleft()]

  2111                     del cache[order.popleft()]