5 files changed, 28 insertions, 22 deletions
diff --git a/src/boot/includer.boot b/src/boot/includer.boot
index f6056139..21498198 100644
--- a/src/boot/includer.boot
+++ b/src/boot/includer.boot
@@ -66,17 +66,13 @@ module includer
 --
 -- ElseLines ::= )else SimpleLine* | )elseif SimpleLine* ElseLines | empty
 
--- returns a printable representation of X, when it is a symbol
--- or a character, as string.  Otherwise, returns nil.
+++ returns a printable representation of `x', when it is a symbol
+++ or a character, as string.  Otherwise, returns nil.
 PNAME x ==
-  symbol? x => SYMBOL_-NAME x
-  CHARACTERP x => STRING x
+  symbol? x => symbolName x
+  char? x => STRING x
   nil
 
--- converts X, a 1-length string, to a character.
-char x ==
-  CHAR(PNAME x, 0)
-
 -- close STREAM.
 shoeCLOSE stream ==
   CLOSE stream
diff --git a/src/boot/initial-env.lisp b/src/boot/initial-env.lisp
index 31024006..a4b45b76 100644
--- a/src/boot/initial-env.lisp
+++ b/src/boot/initial-env.lisp
@@ -146,17 +146,6 @@
 (defun QENUM (cvec ind)
   (char-code (char cvec ind)))
  
-(defun charmem (a b)
-  (member  a  b :test #'eql))
-
-(defun |shoeIdChar| (x)
-  (or (ALPHANUMERICP x)
-      (charmem x '(#\' #\? #\%))))
-
-(defun |shoeStartsId| (x)
-  (or (alpha-char-p x)
-      (charmem x '(#\$ #\? #\%))))
- 
 (defun strpos (what in start dontcare)
   (setq what (string what) in (string in))
   (if dontcare
diff --git a/src/boot/strap/includer.clisp b/src/boot/strap/includer.clisp
index 154e1cd4..99c6a5fb 100644
--- a/src/boot/strap/includer.clisp
+++ b/src/boot/strap/includer.clisp
@@ -11,8 +11,6 @@
     ((CHARACTERP |x|) (STRING |x|))
     (T NIL)))
 
-(DEFUN |char| (|x|) (CHAR (PNAME |x|) 0))
-
 (DEFUN |shoeCLOSE| (|stream|) (CLOSE |stream|))
 
 (DEFUN |shoeNotFound| (|fn|)
diff --git a/src/boot/strap/tokens.clisp b/src/boot/strap/tokens.clisp
index a918ca35..101f143d 100644
--- a/src/boot/strap/tokens.clisp
+++ b/src/boot/strap/tokens.clisp
@@ -5,6 +5,16 @@
 
 (PROVIDE "tokens")
 
+(DEFUN |char| (|x|) (CHAR (SYMBOL-NAME |x|) 0))
+
+(DEFUN |shoeStartsId| (|x|)
+  (OR (ALPHA-CHAR-P |x|)
+      (MEMBER |x| (LIST (|char| '$) (|char| '?) (|char| '%)))))
+
+(DEFUN |shoeIdChar| (|x|)
+  (OR (ALPHANUMERICP |x|)
+      (MEMBER |x| (LIST (|char| '|'|) (|char| '?) (|char| '%)))))
+
 (DEFCONSTANT |shoeKeyWords|
     (LIST (LIST "and" 'AND) (LIST "by" 'BY) (LIST "case" 'CASE)
           (LIST "catch" 'CATCH) (LIST "cross" 'CROSS)
@@ -203,7 +213,9 @@
 
 (EVAL-WHEN (:EXECUTE :LOAD-TOPLEVEL)
   (LET ((|bfVar#9|
-            (LIST (LIST '|alphabetic?| 'ALPHA-CHAR-P)
+            (LIST (LIST '|abs| 'ABS)
+                  (LIST '|alphabetic?| 'ALPHA-CHAR-P)
+                  (LIST '|alphanumeric?| 'ALPHANUMERICP)
                   (LIST '|and| 'AND) (LIST '|append| 'APPEND)
                   (LIST '|apply| 'APPLY) (LIST '|atom| 'ATOM)
                   (LIST '|canonicalFilename| 'PROBE-FILE)
diff --git a/src/boot/tokens.boot b/src/boot/tokens.boot
index a9b603ba..bf7cb255 100644
--- a/src/boot/tokens.boot
+++ b/src/boot/tokens.boot
@@ -36,6 +36,16 @@ import initial_-env
 namespace BOOTTRAN
 module tokens
 
+++ converts `x', a 1-length symbol, to a character.
+char x ==
+  CHAR(symbolName x, 0)
+
+shoeStartsId x ==
+  alphabetic? x or x in [char "$", char "?", char "%"]
+
+shoeIdChar x ==
+  alphanumeric? x or x in [char "'", char "?", char "%"]
+
 ++ Table of Boot keywords and their token name.
 shoeKeyWords == [  _
             ['"and","AND"] , _
@@ -245,6 +255,7 @@ for i in [ _
 for i in [ _
   ["abs",        "ABS"], _
   ["alphabetic?", "ALPHA-CHAR-P"], _
+  ["alphanumeric?", "ALPHANUMERICP"], _
   ["and",          "AND"]  , _
   ["append",    "APPEND"]  , _
   ["apply",      "APPLY"]  , _