From 4684239efa63dc1b2c1cbe37ef7d3062029f5532 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@robocracy.org>
Date: Mon, 20 Feb 2017 00:05:40 -0800
Subject: Import Upstream version 3b1

---
 Template.scm | 35 ++++++++++++++++++++++-------------
 1 file changed, 22 insertions(+), 13 deletions(-)

(limited to 'Template.scm')

diff --git a/Template.scm b/Template.scm
index b006f7a..c61de29 100644
--- a/Template.scm
+++ b/Template.scm
@@ -23,11 +23,15 @@
 ;;@ (implementation-vicinity) should be defined to be the pathname of
 ;;; the directory where any auxillary files to your Scheme
 ;;; implementation reside.
-(define (implementation-vicinity)
-  (case (software-type)
-    ((unix)	"/usr/local/src/scheme/")
-    ((vms)	"scheme$src:")
-    ((ms-dos)	"C:\\scheme\\")))
+(define implementation-vicinity
+  (let ((impl-path
+	 (or (getenv "{TEMPLATE}_IMPLEMENTATION_PATH")
+	     (case (software-type)
+	       ((unix) "/usr/local/src/scheme/")
+	       ((vms) "scheme$src:")
+	       ((ms-dos) "C:\\scheme\\")
+	       (else "")))))
+    (lambda () impl-path)))
 
 ;;@ (library-vicinity) should be defined to be the pathname of the
 ;;; directory where files of Scheme library functions reside.
@@ -95,8 +99,7 @@
 ;@
 (define sub-vicinity
   (case (software-type)
-    ((vms) (lambda
-	       (vic name)
+    ((vms) (lambda (vic name)
 	     (let ((l (string-length vic)))
 	       (if (or (zero? (string-length vic))
 		       (not (char=? #\] (string-ref vic (- l 1)))))
@@ -137,6 +140,7 @@
 					;(SLIB:LOAD-COMPILED "filename")
 	vicinity
 	srfi-59
+	srfi-96
 
 		       ;; Scheme report features
    ;; R5RS-compliant implementations should provide all 9 features.
@@ -180,11 +184,12 @@
 
 			;; Other common features
 
-	srfi				;srfi-0, COND-EXPAND finds all srfi-*
+	srfi-0				;srfi-0, COND-EXPAND finds all srfi-*
 ;;;	sicp				;runs code from Structure and
 					;Interpretation of Computer
 					;Programs by Abelson and Sussman.
-;;;	defmacro			;has Common Lisp DEFMACRO
+	defmacro			;has Common Lisp DEFMACRO
+;;;	syntax-case			;has syncase:eval and syncase:load
 ;;;	record				;has user defined data structures
 ;;;	string-port			;has CALL-WITH-INPUT-STRING and
 					;CALL-WITH-OUTPUT-STRING
@@ -256,9 +261,6 @@
 ;;@ SLIB:EVAL is single argument eval using the top-level (user) environment.
 (define slib:eval eval)
 
-;; If your implementation provides R4RS macros:
-;(define macro:eval slib:eval)
-;(define macro:load load)
 (define *defmacros*
   (list (cons 'defmacro
 	      (lambda (name parms . body)
@@ -300,7 +302,6 @@
 ;@
 (define (defmacro:load <pathname>)
   (slib:eval-load <pathname> defmacro:eval))
-;; slib:eval-load definition moved to "require.scm"
 ;@
 (define slib:warn
   (lambda args
@@ -386,4 +387,12 @@
 ;;@ At this point SLIB:LOAD must be able to load SLIB files.
 (define slib:load slib:load-source)
 
+;;; If your implementation provides R4RS macros:
+;;(define macro:eval slib:eval)
+;;(define macro:load slib:load-source)
+
+;;; If your implementation provides syntax-case macros:
+;;(define syncase:eval slib:eval)
+;;(define syncase:load slib:load-source)
+
 (slib:load (in-vicinity (library-vicinity) "require"))
-- 
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