Index: Makefile
==================================================================
--- Makefile
+++ Makefile
@@ -24,22 +24,25 @@
 # stmlrun : stmlrun.scm formdat.scm  misc-stml.scm  session.scm stml.scm \
 #           setup.scm html-filter.scm requirements.scm keystore.scm \
 #           cookie.scm sqltbl.scm
 # 	csc stmlrun.scm
 
-$(TARGDIR)/stmlrun : stmlrun 
+$(TARGDIR)/stmlrun : stmlrun
 	install stmlrun $(TARGDIR)
 	chmod a+rx $(TARGDIR)/stmlrun
 
 $(TARGDIR)/modules :
 	mkdir -p $(TARGDIR)/modules
 
 $(MODULES) : $(SOFILES) $(TARGDIR)/modules
 	cp $< $@
 
-stmlrun : $(OFILES) stmlrun.scm requirements.scm
+stmlrun : $(OFILES) stmlrun.scm requirements.scm stmlcommon.scm
 	csc $(OFILES) -o stmlrun
+
+stmlmodule.so : $(OFILES) stmlmodule.scm stmlrun.scm requirements.scm stmlcommon.scm
+	csc $(OFILES) -s stmlmodule.scm
 
 # logging currently relies on this
 #
 $(LOGDIR) :
 	mkdir -p $(LOGDIR)

Index: misc-stml.scm
==================================================================
--- misc-stml.scm
+++ misc-stml.scm
@@ -170,15 +170,16 @@
 		  (s:log res)
 		  (loop (read-line p)(cons (list l "<BR>") res)))))
 	  #t))))
 
 (define (s:validate-inputs)
-  (if (not (s:validate-uri))(begin (s:error-page "Bad URI" (let ((ref (get-environment-variable "HTTP_REFERER")))
-							     (if ref
-								 (list "referred from" ref)
-								 "")))
-				   (exit))))
+  (if (not (s:validate-uri))
+      (begin (s:error-page "Bad URI" (let ((ref (get-environment-variable "HTTP_REFERER")))
+				       (if ref
+					   (list "referred from" ref)
+					   "")))
+	     (exit))))
 
 ;; anything except a list is converted to a string!!!
 (define (s:any->string val)
   (cond
    ((string? val) val)

Index: session.scm
==================================================================
--- session.scm
+++ session.scm
@@ -93,44 +93,12 @@
 (define (sdat-set-logfile!             vec val)(vector-set! vec 29 val))
 (define (sdat-set-seen-pages!          vec val)(vector-set! vec 30 val))
 (define (sdat-set-page-dir-style!      vec val)(vector-set! vec 31 val))
 (define (sdat-set-debugmode!           vec val)(vector-set! vec 32 val))
 
-;; (define-class <session> ()
-;;   (dbtype       ;; 'pg or 'sqlite3
-;;    dbinit
-;;    conn
-;;    params       ;; params from the key=val&key1=val2 string
-;;    path-params  ;; remaining params from the path
-;;    session-key
-;;    session-id
-;;    domain
-;;    toppage      ;; defaults to "index" - override in .stml.config if desired
-;;    page         ;; the page name - defaults to home
-;;    curr-page    ;; the current page being evaluated
-;;    content-type ;; the default content type is text/html, override to deliver other stuff
-;;    page-type    ;; use in conjunction with content-type to deliver other payloads
-;;    sroot
-;;    twikidir     ;; location for twikis - needs to be fully writable by web server
-;;    pagedat
-;;    alt-page-dat
-;;    pagevars     ;; session vars specific to this page
-;;    pagevars-before
-;;    sessionvars  ;; session vars visible to all pages
-;;    sessionvars-before
-;;    globalvars   ;; global vars visible to all sessions
-;;    globalvars-before
-;;    logpt
-;;    formdat
-;;    request-method
-;;    session-cookie
-;;    curr-err
-;;    log-port
-;;    logfile
-;;    seen-pages
-;;    page-dir-style  ;; #t = new style, #f = old style
-;;    debugmode))
+;; The global session
+(define s:session (make-sdat))
 
 ;; SPLIT INTO STRAIGHT FORWARD INIT AND COMPLEX INIT
 (define (session:initialize self)
   (sdat-set-dbtype! self      'pg)
   (sdat-set-page! self        "home")        ;; these are defaults
@@ -450,17 +418,17 @@
 
 ;; get session vars for a specified page
 ;;
 (define (session:get self page key)
   (let ((ht (session:get-page-hash self page)))
-    (hash-table-ref/default ht key #f)))
+    (hash-table-ref/default ht (s:any->string key) #f)))
 
 ;; delete a session var for a specified page
 ;;
 (define (session:del! self page key)
   (let ((ht (session:get-page-hash self page)))
-    (hash-table-delete! ht key)))
+    (hash-table-delete! ht (s:any->string key))))
 
 ;; get ALL keys for this page and store in the session pagevars hash
 ;;
 (define (session:get-vars self)
   (let ((session-id  (sdat-get-session-id self)))

Index: setup.scm
==================================================================
--- setup.scm
+++ setup.scm
@@ -10,14 +10,10 @@
 (declare (unit setup))
 (declare (uses session))
 (require-extension srfi-69)
 (require-extension regex)
 
-;; 
-(define s:session (make-sdat))
-(session:initialize s:session)
-
 ;; use this for getting data from page to page when scope and evals
 ;; get in the way
 (define s:local-vars (make-hash-table))
 
 (define (s:local-set! k v)
@@ -24,17 +20,13 @@
   (hash-table-set! s:local-vars k v))
 
 (define (s:local-get k)
   (hash-table-ref/default s:local-vars k #f))
 
-(session:setup s:session)
-
 (define (s:log . msg)
   (apply session:log s:session msg))
 
-(session:get-vars s:session)
-
 (define (s:set-err . args)
   (sdat-set-curr-err! s:session args))
 
 ;; Usage: (s:get-err s:big)
 (define (s:get-err wrapperfunc)

ADDED   stmlcommon.scm
Index: stmlcommon.scm
==================================================================
--- /dev/null
+++ stmlcommon.scm
@@ -0,0 +1,65 @@
+;; Copyright 2007-2011, Matthew Welland.
+;; 
+;;  This program is made available under the GNU GPL version 2.0 or
+;;  greater. See the accompanying file COPYING for details.
+;; 
+;;  This program is distributed WITHOUT ANY WARRANTY; without even the
+;;  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+;;  PURPOSE.
+
+;; (require-extension syntax-case)
+;; (declare (run-time-macros))
+
+(include "requirements.scm")
+(declare (uses cookie))
+(declare (uses html-filter))
+(declare (uses misc-stml))
+(declare (uses formdat))
+(declare (uses stml))
+(declare (uses session))
+(declare (uses setup)) ;; s:session gets created here
+(declare (uses sqltbl))
+(declare (uses keystore))
+
+(define (stml:cgi-session session)
+  (session:initialize session)
+  (session:setup session)
+  (session:get-vars session)
+
+  (sdat-set-log-port! session ;; (current-error-port))
+		      (open-output-file (sdat-get-logfile session) #:append))
+  (s:validate-inputs)
+  (session:run-actions session)
+  (sdat-set-pagedat! session
+		     (append (sdat-get-pagedat session)
+			     (s:call (sdat-get-toppage session))))
+  (if (eq? (sdat-get-page-type session) 'html) ;; default is html. 
+      (session:cgi-out session)
+      (session:alt-out session))
+  (session:save-vars session)
+  (session:close session))
+
+(define (stml:main proc)
+  (handle-exceptions
+   exn   
+   (begin
+     (print "Content-type: text/html")
+     (print "")
+     (print "<html> <head> <title>EXCEPTION</title> </head> <body>")
+     (print "   QUERY_STRING is: <b> " (get-environment-variable "QUERY_STRING") " </b> <br>")
+     (print "<pre>")
+     ;; (print "   EXCEPTION: " ((condition-property-accessor 'exn 'message) exn))
+     (print-error-message exn)
+     (print-call-chain)
+     (print "</pre>")
+     (print "<table>")
+     (for-each (lambda (var)
+		 (print "<tr><td>" (car var) "</td><td>" (cdr var) "</td></tr>"))
+	       (get-environment-variables))
+     (print "</table>")
+     (print "</body></html>"))
+   
+   (if proc (proc s:session) (stml:cgi-session s:session))
+ ;; (raise-error)
+ ;; (exit)
+   ))

Index: stmlrun.scm
==================================================================
--- stmlrun.scm
+++ stmlrun.scm
@@ -10,49 +10,8 @@
 ;;  PURPOSE.
 
 ;; (require-extension syntax-case)
 ;; (declare (run-time-macros))
 
-(handle-exceptions
- exn   
- (begin
-   (print "Content-type: text/html")
-   (print "")
-   (print "<html> <head> <title>EXCEPTION</title> </head> <body>")
-   (print "   QUERY_STRING is: <b> " (get-environment-variable "QUERY_STRING") " </b> <br>")
-   (print "<pre>")
-   ;; (print "   EXCEPTION: " ((condition-property-accessor 'exn 'message) exn))
-   (print-error-message exn)
-   (print-call-chain)
-   (print "</pre>")
-   (print "<table>")
-   (for-each (lambda (var)
-	       (print "<tr><td>" (car var) "</td><td>" (cdr var) "</td></tr>"))
-	     (get-environment-variables))
-   (print "</table>")
-   (print "</body></html>"))
- (include "requirements.scm")
- (declare (uses cookie))
- (declare (uses html-filter))
- (declare (uses misc-stml))
- (declare (uses formdat))
- (declare (uses stml))
- (declare (uses session))
- (declare (uses setup)) ;; s:session gets created here
- (declare (uses sqltbl))
- (declare (uses keystore))
- 
- (sdat-set-log-port! s:session ;; (current-error-port))
- 		     (open-output-file (sdat-get-logfile s:session) #:append))
- (s:validate-inputs)
- (session:run-actions s:session)
- (sdat-set-pagedat! s:session
- 		    (append (sdat-get-pagedat s:session)
- 			    (s:call (sdat-get-toppage s:session))))
- (if (eq? (sdat-get-page-type s:session) 'html) ;; default is html. 
-     (session:cgi-out s:session)
-     (session:alt-out s:session))
- (session:save-vars s:session)
- (session:close s:session)
- ;; (raise-error)
- ;; (exit)
- )
+(include "stmlcommon.scm")
+
+(stml:main #f)