Emacs: adapt read-file-name invocation for (non-X)Emacs 21.4.
this patch deters hg-read-file-name from passing hg-file-history to
read-file-name as 6th parameter in non-X Emacs environment.
adding a
1 files updated, 0 files merged, 0 files removed, 0 files unresolved
adding b
pushing to ../a
abort: could not lock repository ../a: Permission denied