4 files changed, 40 insertions, 11 deletions
diff --git a/Lib/irix5/cddb.py b/Lib/irix5/cddb.py
index d07a63e..fa03ed3 100755
--- a/Lib/irix5/cddb.py
+++ b/Lib/irix5/cddb.py
@@ -25,7 +25,7 @@ def _dbid(v):
 	else:
 		return _dbid_map[v]
 
-class Cddb():
+class Cddb:
 	def init(self, tracklist):
 		self.artist = ''
 		self.title = ''
diff --git a/Lib/irix5/cdplayer.py b/Lib/irix5/cdplayer.py
index deec996..2685a42 100755
--- a/Lib/irix5/cdplayer.py
+++ b/Lib/irix5/cdplayer.py
@@ -16,7 +16,7 @@
 
 cdplayerrc = '.cdplayerrc'
 
-class Cdplayer():
+class Cdplayer:
 	def init(self, tracklist):
 		import string
 		self.artist = ''
diff --git a/Lib/irix5/flp.py b/Lib/irix5/flp.py
index 0904efe..ced5598 100755
--- a/Lib/irix5/flp.py
+++ b/Lib/irix5/flp.py
@@ -59,7 +59,11 @@ def parse_forms(filename):
 # Internal: see if a cached version of the file exists
 #
 MAGIC = '.fdc'
+_internal_cache = {}			# Used by frozen scripts only
 def checkcache(filename):
+    if _internal_cache.has_key(filename):
+	altforms = _internal_cache[filename]
+	return _unpack_cache(altforms)
     import marshal
     fp, filename = _open_formfile2(filename)
     fp.close()
@@ -80,6 +84,11 @@ def checkcache(filename):
 	    return None
 	#print 'flp: valid cache file', cachename
 	altforms = marshal.load(fp)
+	return _unpack_cache(altforms)
+    finally:
+	fp.close()
+
+def _unpack_cache(altforms):
 	forms = {}
 	for name in altforms.keys():
 	    altobj, altlist = altforms[name]
@@ -92,8 +101,6 @@ def checkcache(filename):
 		list.append(nobj)
 	    forms[name] = obj, list
 	return forms
-    finally:
-	fp.close()
 
 def rdlong(fp):
     s = fp.read(4)
@@ -128,6 +135,32 @@ def writecache(filename, forms):
 	return # Never mind
     fp.write('\0\0\0\0') # Seek back and write MAGIC when done
     wrlong(fp, getmtime(filename))
+    altforms = _pack_cache(forms)
+    marshal.dump(altforms, fp)
+    fp.seek(0)
+    fp.write(MAGIC)
+    fp.close()
+    #print 'flp: wrote cache file', cachename
+
+#
+# External: print some statements that set up the internal cache.
+# This is for use with the "freeze" script.  You should call
+# flp.freeze(filename) for all forms used by the script, and collect
+# the output on a file in a module file named "frozenforms.py".  Then
+# in the main program of the script import frozenforms.
+# (Don't forget to take this out when using the unfrozen version of
+# the script!)
+#
+def freeze(filename):
+    forms = parse_forms(filename)
+    altforms = _pack_cache(forms)
+    print 'import flp'
+    print 'flp._internal_cache[', `filename`, '] =', altforms
+
+#
+# Internal: create the data structure to be placed in the cache
+#
+def _pack_cache(forms):
     altforms = {}
     for name in forms.keys():
 	obj, list = forms[name]
@@ -135,12 +168,8 @@ def writecache(filename, forms):
 	altlist = []
 	for obj in list: altlist.append(obj.__dict__)
 	altforms[name] = altobj, altlist
-    marshal.dump(altforms, fp)
-    fp.seek(0)
-    fp.write(MAGIC)
-    fp.close()
-    #print 'flp: wrote cache file', cachename
-    
+    return altforms
+
 #
 # Internal: Locate form file (using PYTHONPATH) and open file
 #
diff --git a/Lib/irix5/readcd.py b/Lib/irix5/readcd.py
index 6fe21a7..23c00ed 100755
--- a/Lib/irix5/readcd.py
+++ b/Lib/irix5/readcd.py
@@ -21,7 +21,7 @@ def _dopnum(self, cb_type, data):
 	if func:
 		func(arg, cb_type, data)
 
-class Readcd():
+class Readcd:
 	def init(self, *arg):
 		if len(arg) == 0:
 			self.player = cd.open()