864         # No files, no patterns.  Display all revs.

   864         # No files, no patterns.  Display all revs.

   865         wanted = dict(zip(revs, revs))

   865         wanted = dict(zip(revs, revs))

   866     if not slowpath:

   866     if not slowpath:

   867         # Only files, no patterns.  Check the history of each file.

   867         # Only files, no patterns.  Check the history of each file.

   868         def filerevgen(filelog):

   868         def filerevgen(filelog):

   870                 revs = []

   871                 revs = []

   872                     revs.append(filelog.linkrev(filelog.node(j)))

   873                     revs.append(filelog.linkrev(filelog.node(j)))

   873                 revs.reverse()

   874                 revs.reverse()

   874                 for rev in revs:

   875                 for rev in revs:

   875                     yield rev

   876                     yield rev

   876 

   877 

   886                     if rev < minrev: break

   887                     if rev < minrev: break

   887                     wanted[rev] = 1

   888                     wanted[rev] = 1

   888     if slowpath:

   889     if slowpath:

   889         # The slow path checks files modified in every changeset.

   890         # The slow path checks files modified in every changeset.

   890         def mfrevgen():

   891         def mfrevgen():

   893                     yield j, repo.changelog.read(repo.lookup(str(j)))[3]

   894                     yield j, repo.changelog.read(repo.lookup(str(j)))[3]

   894 

   895 

   895         for rev, mf in mfrevgen():

   896         for rev, mf in mfrevgen():

   896             if filter(matchfn, mf):

   897             if filter(matchfn, mf):

   897                 wanted[rev] = 1

   898                 wanted[rev] = 1