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

---
 bigloo.init | 40 +++++++++++++++++++++++++---------------
 1 file changed, 25 insertions(+), 15 deletions(-)

(limited to 'bigloo.init')

diff --git a/bigloo.init b/bigloo.init
index 13ad86d..54467bb 100644
--- a/bigloo.init
+++ b/bigloo.init
@@ -24,11 +24,14 @@
 ;;@ (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) (string-append *default-lib-dir* "/"))
-    ((ms-dos) "C:\\scheme\\")
-    (else "")))
+(define implementation-vicinity
+  (let ((impl-path
+	 (or (getenv "BIGLOO_IMPLEMENTATION_PATH")
+	     (case (software-type)
+	       ((unix) (string-append *default-lib-dir* "/"))
+	       ((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.
@@ -98,8 +101,7 @@
 ;@
 (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)))))
@@ -139,6 +141,7 @@
 					;(SLIB:LOAD-COMPILED "filename")
 	vicinity
 	srfi-59
+	srfi-96
 
 		       ;; Scheme report features
    ;; R5RS-compliant implementations should provide all 9 features.
@@ -182,7 +185,7 @@
 
 			;; 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.
@@ -199,7 +202,7 @@
 ;;;	ed				;(ED) is editor
 	system				;posix (system <string>)
 	getenv				;posix (getenv <string>)
-;;;	program-arguments		;returns list of strings (argv)
+	program-arguments		;returns list of strings (argv)
 ;;;	current-time			;returns time in seconds since 1/1/1970
 
 		  ;; Implementation Specific features
@@ -210,6 +213,11 @@
 					; non-symbols.
 	))
 
+;;@ http://practical-scheme.net/wiliki/schemexref.cgi?command-line
+;;http://practical-scheme.net/wiliki/schemexref.cgi?executable-name
+(define (program-arguments)
+  (cons (executable-name) (command-line)))
+
 (define pretty-print pp)
 
 ;;; OBJ->STRING returns strings with control characters.
@@ -293,10 +301,6 @@
 ;;@ 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-macro (defmacro name . forms)
   `(define-macro (,name . ,(car forms)) ,@(cdr forms)))
 ;@
@@ -313,8 +317,6 @@
 ;;(define (defmacro:expand* x)
 ;;  (require 'defmacroexpand) (apply defmacro:expand* x '()))
 
-;; slib:eval-load definition moved to "require.scm"
-
 ;@
 (define slib:warn
   (lambda args
@@ -408,4 +410,12 @@
 ;@
 (define defmacro: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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