change obsolete isfile to isvalid; add lock and unlock commands

diff --git a/Demo/pdist/rrcs.py b/Demo/pdist/rrcs.py
index abd6ade4deae27c5a3cbd334cf5f21f6e65d4e41..4f04198bc383070db0eacd432e4c5812ca09646a 100755 (executable)
--- a/Demo/pdist/rrcs.py
+++ b/Demo/pdist/rrcs.py
@@ -48,7 +48,7 @@ def checkin(x, copts, fn):
        f = open(fn)
        data = f.read()
        f.close()
-       new = not x.isfile(fn)
+       new = not x.isvalid(fn)
        if not new and same(x, copts, fn, data):
                print "%s: unchanged since last checkin" % fn
                return
@@ -64,6 +64,12 @@ def checkout(x, copts, fn):
        f.write(data)
        f.close()
 
+def lock(x, copts, fn):
+       x.lock(fn)
+
+def unlock(x, copts, fn):
+       x.unlock(fn)
+
 def info(x, copts, fn):
        dict = x.info(fn)
        keys = dict.keys()
@@ -77,7 +83,7 @@ def head(x, copts, fn):
        print fn, head
 
 def list(x, copts, fn):
-       if x.isfile(fn):
+       if x.isvalid(fn):
                print fn
 
 def log(x, copts, fn):
@@ -148,6 +154,8 @@ commands = {
        'info': ('', info),
        'head': ('', head),
        'list': ('', list),
+       'lock': ('', lock),
+       'unlock': ('', unlock),
        'log': ('bhLRtd:l:r:s:w:V:', log),
        'diff': ('c', diff),
        }