===================================================================
RCS file: /home/cvs/OpenXM/src/kan96xx/Kan/dr.sm1,v
retrieving revision 1.50
retrieving revision 1.52
diff -u -p -r1.50 -r1.52
--- OpenXM/src/kan96xx/Kan/dr.sm1	2005/06/16 08:40:04	1.50
+++ OpenXM/src/kan96xx/Kan/dr.sm1	2005/11/21 09:12:22	1.52
@@ -1,4 +1,4 @@
-% $OpenXM: OpenXM/src/kan96xx/Kan/dr.sm1,v 1.49 2005/06/16 06:21:21 takayama Exp $
+% $OpenXM: OpenXM/src/kan96xx/Kan/dr.sm1,v 1.51 2005/06/23 03:23:27 takayama Exp $
 %% dr.sm1 (Define Ring) 1994/9/25, 26
 %% This file is error clean.
 
@@ -845,7 +845,7 @@
   (one may use the command )
   (          f (ring) data_conversion /R set)
   (cf. define_ring, define_qring, system_variable, poly (ring) data_conversion)
-  (cf. << __ >>)
+  (cf. << __ >>, getRing)
  ]
 ] putUsages
 
@@ -3463,11 +3463,12 @@ newline
 } def
 [(getRing)
 [(obj getRing rr)
- (ring rr;)
+ (ring rr; )
  (getRing obtains the ring structure from obj.)
  (If obj is a polynomial, it returns the ring structure associated to)
  (the polynomial.)
  (If obj is an array, it recursively looks for the ring structure.)
+ (cf. ring_def)
 ]] putUsages
 /toVectors {
   /arg1 set
@@ -4469,6 +4470,23 @@ $ [ff ff] fromVectors :: $ 
   popVariables
   arg1
 } def
+
+[(getFileType)
+[
+ (string getFileType type)
+ $Example: (/www/prog/cohom.sm1) getFileType ==> (sm1)$
+]] putUsages
+/getFileType {
+  /arg1 set
+  [/ss ] pushVariables
+  [ /ss arg1 def
+    [(stringToArgv2) ss (.)] extension /ss set
+    ss, ss length 1 sub, get /arg1 set
+  ] pop
+  popVariables
+  arg1
+} def
+
 
 ;