Codebase list slib / cme/main guile-2.init
cme/main

Tree @cme/main (Download .tar.gz)

guile-2.init @cme/mainraw · history · blame

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
;"guile.init" Configuration file for SLIB for Guile	-*-scheme-*-
;;; Author: Aubrey Jaffer
;;; Author: Andy Wingo
;;;
;;; This code is in the public domain.

(cond-expand
 (guile-2)
 (else
  (error "Guile 2.0 or later is required.")))

(define-module (ice-9 slib)
  #:use-module ((ice-9 popen) #:select (open-input-pipe close-pipe))
  #:use-module ((ice-9 rdelim) #:select (read-line read-line! write-line))
  #:re-export (read-line read-line! write-line)
  #:export (<=?
            <?
            =?
            >=?
            >?
            A:bool
            A:fixN16b
            A:fixN32b
            A:fixN64b
            A:fixN8b
            A:fixZ16b
            A:fixZ32b
            A:fixZ64b
            A:fixZ8b
            A:floC128b
            A:floC16b
            A:floC32b
            A:floC64b
            A:floR128b
            A:floR128d
            A:floR16b
            A:floR32b
            A:floR32d
            A:floR64b
            A:floR64d
            a:bool
            a:fixn16b
            a:fixn32b
            a:fixn64b
            a:fixn8b
            a:fixz16b
            a:fixz32b
            a:fixz64b
            a:fixz8b
            a:floc128b
            a:floc16b
            a:floc32b
            a:floc64b
            a:flor128b
            a:flor128d
            a:flor16b
            a:flor32b
            a:flor32d
            a:flor64b
            a:flor64d
            any-bits-set?
            arithmetic-shift
            array-indexes
            array-null?
            array:copy!
            ;; ac32
            ;; ac64
            ;; ar32
            ;; ar64
            ;; as16
            ;; as32
            ;; as64
            ;; as8
            ;; at1
            ;; au16
            ;; au32
            ;; au64
            ;; au8
            bit-field
            bit-reverse
            bit-set?
            bitwise-and
            bitwise-if
            bitwise-ior
            bitwise-merge
            bitwise-not
            bitwise-xor
            booleans->integer
            browse-url
            call-with-open-ports
            copy-bit
            copy-bit-field
            create-array
            ;;define
            defmacro:eval
            defmacro:expand*
            defmacro:load
            ;;delete-file
            difftime
            ;;file-position
            first-set-bit
            gentemp
            home-vicinity
            implementation-vicinity
            integer->list
            library-vicinity
            list->array
            list->integer
            log2-binary-factors
            logical:ash
            logical:bit-extract
            logical:integer-expt
            logical:integer-length
            ;;logical:ipow-by-squaring
            logical:logand
            logical:logcount
            logical:logior
            logical:lognot
            logical:logxor
            macro:eval
            macro:load
            make-array
            make-exchanger
            make-random-state
            ;;make-uniform-wrapper
            make-vicinity
            ;; nil
            offset-time
            ;;open-file
            output-port-height
            output-port-width
            pathname->vicinity
            program-vicinity
            random:chunk
            reverse-bit-field
            rotate-bit-field
            scheme-implementation-home-page
            scheme-implementation-type
            scheme-implementation-version
            ;; slib-module
            slib:error
            slib:eval
            slib:eval-load
            slib:exit
            ;; slib:features
            slib:form-feed
            slib:load
            slib:load-compiled
            slib:load-source
            slib:tab
            slib:warn
            software-type
            sub-vicinity
            ;;system
            system->line
            ;; t
            user-vicinity
            vector->array
            ;; vicinity:suffix?
            ;; with-load-pathname
            )
  #:replace (file-position
             system
             open-file
             delete-file
             char-code-limit
             scheme-file-suffix
             gentemp
             make-array
             list->array
             provide
             provided?))

(module-export-all! (current-module))

;;; (software-type) should be set to the generic operating system type.
;;; UNIX, VMS, MACOS, AMIGA and MS-DOS are supported.
(define (software-type) 'unix)

;;; (scheme-implementation-type) should return the name of the scheme
;;; implementation loading this file.
(define (scheme-implementation-type) 'guile)

;;; (scheme-implementation-home-page) should return a (string) URI
;;; (Uniform Resource Identifier) for this scheme implementation's home
;;; page; or false if there isn't one.
(define (scheme-implementation-home-page)
  "http://www.gnu.org/software/guile/")

;;; (scheme-implementation-version) should return a string describing
;;; the version the scheme implementation loading this file.
(define scheme-implementation-version version)

;;; (implementation-vicinity) should be defined to be the pathname of
;;; the directory where any auxillary files to your Scheme
;;; implementation reside.
(define implementation-vicinity
  (cond ((getenv "GUILE_IMPLEMENTATION_PATH")
	 => (lambda (path) (lambda () path)))
	(else %site-dir)))

;;; (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 (getenv "SCHEME_LIBRARY_PATH")
             (string-append (canonicalize-path (dirname (current-filename)))
                            "/")
             ;; A fallback; normally shouldn't be reached.
             "/usr/share/slib/")))
    (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 (or (getenv "HOME")
                  (false-if-exception
                   (passwd:dir (getpwnam (cuserid)))))))
    (and home
	 (if (eqv? #\/ (string-ref home (+ -1 (string-length home))))
             home
             (string-append home "/")))))
;@
(define (user-vicinity)
  "")
;@
(define vicinity:suffix?
  (case (software-type)
    ((ms-dos windows)
     (lambda (chr) (memv chr '(#\/ #\\))))
    (else
     (lambda (chr) (eqv? chr #\/)))))
;@
(define (pathname->vicinity pathname)
  (let loop ((i (- (string-length pathname) 1)))
    (cond ((negative? i) "")
	  ((vicinity:suffix? (string-ref pathname i))
	   (substring pathname 0 (+ i 1)))
	  (else (loop (- i 1))))))
;@
(define program-vicinity
  (make-parameter (getcwd) pathname->vicinity))
;@
(define sub-vicinity
  (let ((*vicinity-suffix*
         (case (software-type)
           ((ms-dos windows atarist os/2) "\\")
           ((unix coherent plan9 amiga) "/"))))
    (lambda (vic name)
      (string-append vic name *vicinity-suffix*))))
;@
(define (make-vicinity <pathname>) <pathname>)
;@
(define (with-load-pathname path thunk)
  (parameterize ((program-vicinity path))
    (thunk)))

;;@ SLIB:FEATURES is a list of symbols naming the (SLIB) features
;;; initially supported by this implementation.
(define slib:features
  '(source				;can load scheme source files
					;(SLIB:LOAD-SOURCE "filename")
    compiled				;can load compiled files
					;(SLIB:LOAD-COMPILED "filename")
    vicinity
    srfi-59
    srfi-96

    ;; Scheme report features
    ;; R5RS-compliant implementations should provide all 9 features.

    r5rs				;conforms to
    eval				;R5RS two-argument eval
    values				;R5RS multiple values
    dynamic-wind			;R5RS dynamic-wind
    macro				;R5RS high level macros
    delay                              ;has DELAY and FORCE
    multiarg-apply                     ;APPLY can take more than 2 args.
    char-ready?
    rev4-optional-procedures            ;LIST-TAIL, STRING-COPY,
					;STRING-FILL!, and VECTOR-FILL!

    ;; These four features are optional in both R4RS and R5RS

    multiarg/and-                    ;/ and - can take more than 2 args.
    rationalize
;;;	transcript			;TRANSCRIPT-ON and TRANSCRIPT-OFF
    with-file                           ;has WITH-INPUT-FROM-FILE and
					;WITH-OUTPUT-TO-FILE

;;;	r4rs				;conforms to

;;;	ieee-p1178			;conforms to

;;;	r3rs				;conforms to

    rev2-procedures			;SUBSTRING-MOVE-LEFT!,
					;SUBSTRING-MOVE-RIGHT!,
					;SUBSTRING-FILL!,
					;STRING-NULL?, APPEND!, 1+,
					;-1+, <?, <=?, =?, >?, >=?
;;;	object-hash			;has OBJECT-HASH
    hash				;HASH, HASHV, HASHQ

    full-continuation                   ;can return multiple times
    ieee-floating-point			;conforms to IEEE Standard 754-1985
					;IEEE Standard for Binary
					;Floating-Point Arithmetic.

    ;; Other common features

    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
;;;	record				;has user defined data structures
    string-port                         ;has CALL-WITH-INPUT-STRING and
					;CALL-WITH-OUTPUT-STRING
    line-i/o
;;;	sort
;;;	pretty-print
;;;	object->string
;;;	format				;Common-lisp output formatting
;;;	trace				;has macros: TRACE and UNTRACE
;;;	compiler			;has (COMPILER)
;;;	ed				;(ED) is editor
    system				;posix (system <string>)
    getenv				;posix (getenv <string>)
    program-arguments			;returns list of strings (argv)
    current-time			;returns time in seconds since 1/1/1970

    ;; Implementation Specific features

    logical
    random				;Random numbers

    array
    array-for-each
    ))

;;@ (FILE-POSITION <port> . <k>)
(define* (file-position port #:optional k)
  (if k
      (seek port k SEEK_SET)
      (ftell port)))

;;; (OUTPUT-PORT-WIDTH <port>)
(define (output-port-width . arg) 79)

;;; (OUTPUT-PORT-HEIGHT <port>)
(define (output-port-height . arg) 24)

;; If the program is killed by a signal, /bin/sh normally gives an
;; exit code of 128+signum.  If /bin/sh itself is killed by a signal
;; then we do the same 128+signum here.
;;
;; "status:stop-sig" shouldn't arise here, since system shouldn't be
;; calling waitpid with WUNTRACED, but allow for it anyway, just in
;; case.
(define (system str)
  (define st ((@ (guile) system) str))
  (or (status:exit-val st)
      (+ 128 (or (status:term-sig st)
                 (status:stop-sig st)))))

;;; for line-i/o
(define* (system->line command #:optional tmp)
  ;; TMP is the name of a temporary file, and is unused because we use
  ;; pipes.
  (let ((ipip (open-input-pipe command)))
    (define line (read-line ipip))
    (let ((status (close-pipe ipip)))
      (and (or (eqv? 0 (status:exit-val status))
	       (status:term-sig status)
	       (status:stop-sig status))
	   (if (eof-object? line) "" line)))))

(define (delete-file filename)
  (false-if-exception
   ((@ (guile) delete-file) filename)))

(define (make-exchanger obj)
  (lambda (rep) (let ((old obj)) (set! obj rep) old)))
(define (open-file filename modes)
  ((@ (guile) open-file)
   filename
   (if (symbol? modes)
       (symbol->string modes)
       modes)))
;; This has to be done after the definition so that the original
;; binding will still be visible during the definition.
(if (string>=? (scheme-implementation-version) "1.8")
    (module-replace! (current-module) '(open-file)))

(define (call-with-open-ports . ports)
  (define proc (car ports))
  (cond ((procedure? proc) (set! ports (cdr ports)))
	(else (set! ports (reverse ports))
	      (set! proc (car ports))
	      (set! ports (reverse (cdr ports)))))
  (let ((ans (apply proc ports)))
    (for-each close-port ports)
    ans))

;; Nothing special to do for this, so straight from
;; Template.scm.  Maybe "sensible-browser" for a debian
;; system would be worth trying too (and would be good on a
;; tty).
(define (browse-url url)
      (define (try cmd end) (zero? (system (string-append cmd url end))))
      (or (try "netscape-remote -remote 'openURL(" ")'")
	  (try "netscape -remote 'openURL(" ")'")
	  (try "netscape '" "'&")
	  (try "netscape '" "'")))

;;; "rationalize" adjunct procedures.
;;(define (find-ratio x e)
;;  (let ((rat (rationalize x e)))
;;    (list (numerator rat) (denominator rat))))
;;(define (find-ratio-between x y)
;;  (find-ratio (/ (+ x y) 2) (/ (- x y) 2)))

;;; CHAR-CODE-LIMIT is one greater than the largest integer which can
;;; be returned by CHAR->INTEGER.
(define char-code-limit (+ 1 #x10ffff))

;;; SLIB:EVAL is single argument eval using the top-level (user) environment.
(define (slib:eval expression)
  (eval expression (interaction-environment)))

;;; Define SLIB:EXIT to be the implementation procedure to exit or
;;; return if exiting not supported.
(define slib:exit quit)

;@
(define scheme-file-suffix
   (lambda () ".scm"))
 
(define (slib:load <pathname>)
  (load (string-append <pathname> (scheme-file-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 slib:load)

;;; (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 slib:load)

(define defmacro:eval slib:eval)
(define defmacro:load slib:load)

(define (defmacro:expand* x)
  (require 'defmacroexpand)
  (defmacro:expand* x))

;@
(define gentemp
  (let ((*gensym-counter* -1))
    (lambda ()
      (set! *gensym-counter* (+ *gensym-counter* 1))
      (string->symbol
       (string-append "slib:G" (number->string *gensym-counter*))))))

;;; If your implementation provides R4RS macros:
(define macro:eval slib:eval)
(define macro:load slib:load-source)

(define slib:warn warn)
(define slib:error error)

;;; define these as appropriate for your system.
(define slib:tab #\tab)
(define slib:form-feed #\page)

;;; {Time}
(define difftime -)
(define offset-time +)

;;; Early version of 'logical is built-in
(define (copy-bit index to bool)
  (if bool
      (logior to (arithmetic-shift 1 index))
      (logand to (lognot (arithmetic-shift 1 index)))))
(define (bit-field n start end)
  (logand (- (expt 2 (- end start)) 1)
	  (arithmetic-shift n (- start))))
(define (bitwise-if mask n0 n1)
  (logior (logand mask n0)
	  (logand (lognot mask) n1)))
(define (copy-bit-field to from start end)
  (bitwise-if (arithmetic-shift (lognot (ash -1 (- end start))) start)
	      (arithmetic-shift from start)
	      to))
(define (rotate-bit-field n count start end)
  (define width (- end start))
  (set! count (modulo count width))
  (let ((mask (lognot (ash -1 width))))
    (define azn (logand mask (arithmetic-shift n (- start))))
    (logior (arithmetic-shift
	     (logior (logand mask (arithmetic-shift azn count))
		     (arithmetic-shift azn (- count width)))
	     start)
	    (logand (lognot (ash mask start)) n))))
(define (log2-binary-factors n)
  (+ -1 (integer-length (logand n (- n)))))
(define (bit-reverse k n)
  (do ((m (if (negative? n) (lognot n) n) (arithmetic-shift m -1))
       (k (+ -1 k) (+ -1 k))
       (rvs 0 (logior (arithmetic-shift rvs 1) (logand 1 m))))
      ((negative? k) (if (negative? n) (lognot rvs) rvs))))
(define (reverse-bit-field n start end)
  (define width (- end start))
  (let ((mask (lognot (ash -1 width))))
    (define zn (logand mask (arithmetic-shift n (- start))))
    (logior (arithmetic-shift (bit-reverse width zn) start)
	    (logand (lognot (ash mask start)) n))))

(define* (integer->list k len)
  (if len
      (do ((idx (+ -1 len) (+ -1 idx))
	   (k k (arithmetic-shift k -1))
	   (lst '() (cons (odd? k) lst)))
	  ((negative? idx) lst))
      (do ((k k (arithmetic-shift k -1))
	   (lst '() (cons (odd? k) lst)))
	  ((<= k 0) lst))))
(define (list->integer bools)
  (do ((bs bools (cdr bs))
       (acc 0 (+ acc acc (if (car bs) 1 0))))
      ((null? bs) acc)))
(define (booleans->integer . bools)
  (list->integer bools))

;;;; SRFI-60 aliases
(define arithmetic-shift ash)
(define bitwise-ior logior)
(define bitwise-xor logxor)
(define bitwise-and logand)
(define bitwise-not lognot)
;;(define bit-count logcount)
(define bit-set?   logbit?)
(define any-bits-set? logtest)
(define first-set-bit log2-binary-factors)
(define bitwise-merge bitwise-if)

;;; array-for-each
(define (array-indexes ra)
  (let ((ra0 (apply make-array '#() (array-shape ra))))
    (array-index-map! ra0 list)
    ra0))
(define (array:copy! dest source)
  (array-map! dest identity source))

(define make-array
  (lambda (prot . args)
    (let ((fill (if (memv 0 (array-dimensions prot))
                   *unspecified*
                   (apply array-ref prot (map car (array-shape prot))))))
      (apply make-typed-array
            (array-type prot)
            fill
            args))))

(define (list->array rank proto lst)
  (define dimensions
    (do ((shp '() (cons (length row) shp))
	 (row lst (car lst))
	 (rnk (+ -1 rank) (+ -1 rnk)))
	((negative? rnk) (reverse shp))))
  (let ((nra (apply make-array proto dimensions)))
    (define (l2ra dims idxs row)
      (cond ((null? dims)
	     (apply array-set! nra row (reverse idxs)))
	    ((if (not (eqv? (car dims) (length row)))
		 (slib:error 'list->array
			     'non-rectangular 'array dims dimensions))
	     (do ((idx 0 (+ 1 idx))
		  (row row (cdr row)))
		 ((>= idx (car dims)))
	       (l2ra (cdr dims) (cons idx idxs) (car row))))))
    (l2ra dimensions '() lst)
    nra))

(define (vector->array vect prototype . dimensions)
  (define vdx (vector-length vect))
  (if (not (eqv? vdx (apply * dimensions)))
      (slib:error 'vector->array vdx '<> (cons '* dimensions)))
  (let ((ra (apply make-array prototype dimensions)))
    (define (v2ra dims idxs)
      (cond ((null? dims)
	     (set! vdx (+ -1 vdx))
	     (apply array-set! ra (vector-ref vect vdx) (reverse idxs)))
	    (else
	     (do ((idx (+ -1 (car dims)) (+ -1 idx)))
		 ((negative? idx) vect)
	       (v2ra (cdr dims) (cons idx idxs))))))
    (v2ra dimensions '())
    ra))
(define (array->vector ra)
  (define dims (array-dimensions ra))
  (let* ((vdx (apply * dims))
	 (vect (make-vector vdx)))
    (define (ra2v dims idxs)
      (if (null? dims)
	  (let ((val (apply array-ref ra (reverse idxs))))
	    (set! vdx (+ -1 vdx))
	    (vector-set! vect vdx val))
	  (do ((idx (+ -1 (car dims)) (+ -1 idx)))
	      ((negative? idx) vect)
	    (ra2v (cdr dims) (cons idx idxs)))))
    (ra2v dims '())
    vect))

(define create-array make-array)
(define (make-typed-wrapper pair)
  (lambda opt
    (if (null? opt)
       (list->typed-array (car pair) 1 (list (cdr pair)))
       (list->typed-array (car pair) 0 (car opt)))))
(define ac64 (make-typed-wrapper '(c64 . 0.0+0.0i)))
(define ac32 (make-typed-wrapper '(c32 . 0.0+0.0i)))
(define ar64 (make-typed-wrapper '(f64 . 0.0)))
(define ar32 (make-typed-wrapper '(f32 . 0.0)))
(define as64 (make-typed-wrapper '(s64 . 0)))
(define as32 (make-typed-wrapper '(s32 . 0)))
(define as16 (make-typed-wrapper '(s16 . 0)))
(define as8  (make-typed-wrapper '(s8 . 0)))
(define au64 (make-typed-wrapper '(u64 . 0)))
(define au32 (make-typed-wrapper '(u32 . 0)))
(define au16 (make-typed-wrapper '(u16 . 0)))
(define au8  (make-typed-wrapper '(u8 . 0)))
(define at1  (make-typed-wrapper '(b . #f)))

;;; New SRFI-58 names
;; flonums
(define A:floC128b ac64)
(define A:floC64b ac64)
(define A:floC32b ac32)
(define A:floC16b ac32)
(define A:floR128b ar64)
(define A:floR64b ar64)
(define A:floR32b ar32)
(define A:floR16b ar32)
;; decimal flonums
(define A:floR128d ar64)
(define A:floR64d ar64)
(define A:floR32d ar32)
;; fixnums
(define A:fixZ64b as64)
(define A:fixZ32b as32)
(define A:fixZ16b as16)
(define A:fixZ8b  as8)
(define A:fixN64b au64)
(define A:fixN32b au32)
(define A:fixN16b au16)
(define A:fixN8b  au8)
(define A:bool    at1)

;;; And case-insensitive versions
;; flonums
(define a:floc128b ac64)
(define a:floc64b ac64)
(define a:floc32b ac32)
(define a:floc16b ac32)
(define a:flor128b ar64)
(define a:flor64b ar64)
(define a:flor32b ar32)
(define a:flor16b ar32)
;; decimal flonums
(define a:flor128d ar64)
(define a:flor64d ar64)
(define a:flor32d ar32)
;; fixnums
(define a:fixz64b as64)
(define a:fixz32b as32)
(define a:fixz16b as16)
(define a:fixz8b  as8)
(define a:fixn64b au64)
(define a:fixn32b au32)
(define a:fixn16b au16)
(define a:fixn8b  au8)
(define a:bool    at1)

;;; {Random numbers}
(define (make-random-state . args)
  (let ((seed (if (null? args) *random-state* (car args))))
    (cond ((string? seed))
	  ((number? seed) (set! seed (number->string seed)))
	  (else (let ()
		  (require 'object->string)
		  (set! seed (object->limited-string seed 50)))))
    (seed->random-state seed)))
(define (random:chunk sta) (random 256 sta))

(define t #t)
(define nil #f)

;;; rev2-procedures
(define <? <)
(define <=? <=)
(define =? =)
(define >? >)
(define >=? >=)

(slib:load (in-vicinity (library-vicinity) "require"))