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+;; "bigloo.init" Initialization for SLIB for Bigloo	-*-scheme-*-
+;; Copyright 1994 Robert Sanders
+;; Copyright 1991, 1992, 1993 Aubrey Jaffer
+;; Copyright 1991 David Love
+;; 
+;; Permission to copy this software, to redistribute it, and to use it
+;; for any purpose is granted, subject to the following restrictions and
+;; understandings.
+;; 
+;; 1.  Any copy made of this software must include this copyright notice
+;; in full.
+;; 
+;; 2.  I have made no warrantee or representation that the operation of
+;; this software will be error-free, and I am under no obligation to
+;; provide any services, by way of maintenance, update, or otherwise.
+;; 
+;; 3.  In conjunction with products arising from the use of this
+;; material, there shall be no use of my name in any advertising,
+;; promotional, or sales literature without prior written consent in
+;; each case.
+
+(define (software-type) 'UNIX)
+
+;;; (scheme-implementation-type) should return the name of the scheme
+;;; implementation loading this file.
+
+(define (scheme-implementation-type) 'Bigloo)
+
+;;; (scheme-implementation-version) should return a string describing
+;;; the version the scheme implementation loading this file.
+
+;;; (scheme-implementation-home-page) should return a (string) URL
+;;; (Uniform Resource Locator) for this scheme implementation's home
+;;; page; or false if there isn't one.
+
+(define (scheme-implementation-home-page)
+  "http://kaolin.unice.fr/~serrano/bigloo/bigloo.html")
+
+(define (scheme-implementation-version) "2.0c")
+
+;;; (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/unsup/lib/bigloo/")
+    ((VMS)	"scheme$src:")
+    ((MSDOS)	"C:\\scheme\\")))
+
+;;; (library-vicinity) should be defined to be the pathname of the
+;;; directory where files of Scheme library functions reside.
+
+(define library-vicinity
+  (let ((library-path
+	 (or
+	  ;; Use this getenv if your implementation supports it.
+	  (getenv "SCHEME_LIBRARY_PATH")
+	  ;; Use this path if your scheme does not support GETENV
+	  ;; or if SCHEME_LIBRARY_PATH is not set.
+	  (case (software-type)
+	    ((UNIX) "/home/bambam/leavens/unsup-src/scheme/scm/slib/")
+	    ((VMS) "lib$scheme:")
+	    ((MSDOS) "C:\\SLIB\\")
+	    (else "")))))
+    (lambda () library-path)))
+
+;;; (home-vicinity) should return the vicinity of the user's HOME
+;;; directory, the directory which typically contains files which
+;;; customize a computer environment for a user.
+
+(define home-vicinity
+  (let ((home-path (getenv "HOME")))
+    (lambda () home-path)))
+
+;;; *FEATURES* should be set to a list of symbols describing features
+;;; of this implementation.  See Template.scm for the list of feature
+;;; names.
+
+(define *features*
+  '(
+    source				;can load scheme source files
+					;(slib:load-source "filename")
+    rev4-report				;conforms to
+    rev3-report				;conforms to
+    ieee-p1178				;conforms to
+    rev4-optional-procedures
+    rev3-procedures
+    multiarg/and-
+    multiarg-apply
+    rationalize
+    object-hash
+    delay
+    promise
+    with-file
+    transcript
+    ieee-floating-point
+    eval
+    pretty-print
+    object->string
+    string-case
+    string-port
+    system
+    getenv
+    defmacro
+    ;;full-continuation			;not without the -call/cc switch
+    ))
+
+(define pretty-print pp)
+
+(define (object->string x) (obj->string x))
+
+;;; Define these if your implementation's syntax can support it and if
+;;; they are not already defined.
+
+(define (1+ n) (+ n 1))
+(define (-1+ n) (+ n -1))
+(define 1- -1+)
+
+;;; (OUTPUT-PORT-WIDTH <port>)
+(define (output-port-width . arg) 79)
+
+;;; (OUTPUT-PORT-HEIGHT <port>)
+(define (output-port-height . arg) 24)
+
+;;; (TMPNAM) makes a temporary file name.
+(define tmpnam
+  (let ((cntr 100))
+    (lambda ()
+      (set! cntr (+ 1 cntr))
+      (let ((tmp (string-append "slib_" (number->string cntr))))
+	(if (file-exists? tmp) (tmpnam) tmp)))))
+
+;;; FORCE-OUTPUT flushes any pending output on optional arg output port
+;;; use this definition if your system doesn't have such a procedure.
+(define (force-output . args)
+  (flush-output-port (if (pair? args) (car args) (current-output-port))))
+
+;;; CALL-WITH-INPUT-STRING and CALL-WITH-OUTPUT-STRING are the string
+;;; port versions of CALL-WITH-*PUT-FILE.
+(define (call-with-output-string f)
+  (let ((outsp (open-output-string)))
+    (f outsp)
+    (close-output-port outsp)))
+
+(define (call-with-input-string s f)
+  (let* ((insp (open-input-string s))
+	 (res (f insp)))
+    (close-input-port insp)
+    res))
+
+;;; CHAR-CODE-LIMIT is one greater than the largest integer which can
+;;; be returned by CHAR->INTEGER.
+(define char-code-limit 256)
+
+;; MOST-POSITIVE-FIXNUM is used in modular.scm
+(define most-positive-fixnum 536870911)
+
+;;; Return argument
+(define (identity x) x)
+
+;; define an error procedure for the library
+
+;;; If your implementation provides eval, SLIB:EVAL is single argument
+;;; eval using the top-level (user) environment.
+(define slib:eval eval)
+
+(define-macro (defmacro name . forms)
+  `(define-macro (,name . ,(car forms)) ,@(cdr forms)))
+
+(define (defmacro? m) (get-eval-expander m))
+(define (macroexpand-1 body) (expand-once body))
+(define (macroexpand body) (expand body))
+
+(define (gentemp) (gensym))
+
+(define (slib:eval-load <pathname> evl)
+  (if (not (file-exists? <pathname>))
+      (set! <pathname> (string-append <pathname> (scheme-file-suffix))))
+  (call-with-input-file <pathname>
+    (lambda (port)
+      (let ((old-load-pathname *load-pathname*))
+	(set! *load-pathname* <pathname>)
+	(do ((o (read port) (read port)))
+	    ((eof-object? o))
+	  (evl o))
+	(set! *load-pathname* old-load-pathname)))))
+
+(define (slib:error . args)
+  (error 'slib:error "" args))
+
+;; define these as appropriate for your system.
+(define slib:tab (integer->char 9))
+(define slib:form-feed (integer->char 12))
+
+;;; records
+(defmacro define-record forms 
+  (let* ((name (car forms))
+	 (maker-name (symbol-append 'make- name)))
+    `(begin
+       (define-struct ,name ,@(cadr forms))
+       (define ,maker-name ,name))
+    ))
+
+
+(define (promise:force p) (force p))
+
+;;; (implementation-vicinity) should be defined to be the pathname of
+;;; the directory where any auxillary files to your Scheme
+;;; implementation reside.
+
+(define in-vicinity string-append)
+
+;;; Define SLIB:EXIT to be the implementation procedure to exit or
+;;; return if exitting not supported.
+(define slib:exit (lambda args (exit 0)))
+
+;;; Here for backward compatability
+(define scheme-file-suffix
+  (let ((suffix (case (software-type)
+		  ((NOSVE) "_scm")
+		  (else ".scm"))))
+    (lambda () suffix)))
+
+;;; (SLIB:LOAD-SOURCE "foo") should load "foo.scm" or with whatever
+;;; suffix all the module files in SLIB have.  See feature 'SOURCE.
+
+(define (slib:load-source f) (loadq (string-append f (scheme-file-suffix))))
+
+;;; (SLIB:LOAD-COMPILED "foo") should load the file that was produced
+;;; by compiling "foo.scm" if this implementation can compile files.
+;;; See feature 'COMPILED.
+
+(define slib:load-compiled loadq)
+
+;;; At this point SLIB:LOAD must be able to load SLIB files.
+
+(define slib:load slib:load-source)
+
+(define defmacro:eval slib:eval)
+(define defmacro:load slib:load)
+
+;;; If your implementation provides R4RS macros:
+;(define macro:eval slib:eval)
+;(define macro:load load)
+
+(slib:load (in-vicinity (library-vicinity) "require"))
+; eof