summary refs log tree commit diff
path: root/gnu/packages/lisp.scm
blob: 73ebc38950b20ddfad825e13bf96a423efd7f594 (plain) (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
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 John Darrington <jmd@gnu.org>
;;; Copyright © 2015 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2016 Federico Beffa <beffa@fbengineering.ch>
;;; Copyright © 2016 ng0 <ngillmann@runbox.com>
;;; Copyright © 2016 Andy Patterson <ajpatter@uwaterloo.ca>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu packages lisp)
  #:use-module (gnu packages)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (gnu packages readline)
  #:use-module (gnu packages texinfo)
  #:use-module (gnu packages tex)
  #:use-module (gnu packages m4)
  #:use-module (guix download)
  #:use-module (guix git-download)
  #:use-module (guix utils)
  #:use-module (guix build-system gnu)
  #:use-module (gnu packages base)
  #:use-module (gnu packages multiprecision)
  #:use-module (gnu packages bdw-gc)
  #:use-module (gnu packages libffi)
  #:use-module (gnu packages libffcall)
  #:use-module (gnu packages readline)
  #:use-module (gnu packages libsigsegv)
  #:use-module (gnu packages admin)
  #:use-module (gnu packages ed)
  #:use-module (gnu packages m4)
  #:use-module (gnu packages version-control)
  #:use-module (ice-9 match)
  #:use-module (srfi srfi-1))

(define (asdf-substitutions lisp)
  ;; Prepend XDG_DATA_DIRS/LISP-bundle-systems to ASDF's
  ;; 'default-system-source-registry'.
  `((("\\(,dir \"systems/\"\\)\\)")
     (format #f
             "(,dir \"~a-bundle-systems\")))

      ,@(loop :for dir :in (xdg-data-dirs \"common-lisp/\")
              :collect `(:directory (,dir \"systems\"))"
             ,lisp))))

(define-public gcl
  (package
    (name "gcl")
    (version "2.6.12")
    (source
     (origin
      (method url-fetch)
      (uri (string-append "mirror://gnu/" name "/" name "-" version ".tar.gz"))
      (sha256
       (base32 "1s4hs2qbjqmn9h88l4xvsifq5c3dlc5s74lyb61rdi5grhdlkf4f"))))
    (build-system gnu-build-system)
    (arguments
     `(#:parallel-build? #f  ; The build system seems not to be thread safe.
       #:tests? #f  ; There does not seem to be make check or anything similar.
       #:configure-flags '("--enable-ansi") ; required for use by the maxima package
       #:phases (alist-cons-before
                'configure 'pre-conf
                (lambda _
                  ;; Patch bug when building readline support.  This bug was
                  ;; also observed by Debian
                  ;; https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=741819
                  (substitute* "o/gcl_readline.d"
                    (("rl_attempted_completion_function = \
\\(CPPFunction \\*\\)rl_completion;")
                      "rl_attempted_completion_function = rl_completion;"))
                  (substitute*
                      (append
                       '("pcl/impl/kcl/makefile.akcl"
                         "add-defs"
                         "unixport/makefile.dos"
                         "add-defs.bat"
                         "gcl-tk/makefile.prev"
                         "add-defs1")
                       (find-files "h" "\\.defs"))
                    (("SHELL=/bin/(ba)?sh")
                     (string-append "SHELL=" (which "bash")))))
                ;; drop strip phase to make maxima build, see
                ;; https://www.ma.utexas.edu/pipermail/maxima/2008/009769.html
                (alist-delete 'strip
                 %standard-phases))))
    (native-inputs
     `(("m4" ,m4)
       ("readline" ,readline)
       ("texinfo" ,texinfo)
       ("texlive" ,texlive)))
    (home-page "http://www.gnu.org/software/gcl")
    (synopsis "A Common Lisp implementation")
    (description "GCL is an implementation of the Common Lisp language.  It
features the ability to compile to native object code and to load native
object code modules directly into its lisp core.  It also features a
stratified garbage collection strategy, a source-level debugger and a built-in
interface to the Tk widget system.")
    (license license:lgpl2.0+)))

(define-public ecl
  (package
    (name "ecl")
    (version "16.1.2")
    (source
     (origin
       (method url-fetch)
       (uri (string-append
             "https://common-lisp.net/project/ecl/static/files/release/"
             name "-" version ".tgz"))
       (sha256
        (base32 "16ab8qs3awvdxy8xs8jy82v8r04x4wr70l9l2j45vgag18d2nj1d"))))
    (build-system gnu-build-system)
    ;; src/configure uses 'which' to confirm the existence of 'gzip'.
    (native-inputs `(("which" ,which)))
    (inputs `(("gmp" ,gmp)
              ("libatomic-ops" ,libatomic-ops)
              ("libgc" ,libgc)
              ("libffi" ,libffi)))
    (arguments
     '(#:tests? #t
       #:make-flags `(,(string-append "ECL="
                                      (assoc-ref %outputs "out")
                                      "/bin/ecl"))
       #:parallel-tests? #f
       #:phases
       (modify-phases %standard-phases
         (delete 'check)
         (add-after 'install 'wrap
           (lambda* (#:key inputs outputs #:allow-other-keys)
             (let* ((ecl (assoc-ref outputs "out"))
                    (input-path (lambda (lib path)
                                  (string-append
                                   (assoc-ref inputs lib) path)))
                    (libraries '("gmp" "libatomic-ops" "libgc" "libffi" "libc"))
                    (binaries  '("gcc" "ld-wrapper" "binutils"))
                    (library-directories
                     (map (lambda (lib) (input-path lib "/lib"))
                          libraries)))

               (wrap-program (string-append ecl "/bin/ecl")
                 `("PATH" prefix
                   ,(map (lambda (binary)
                           (input-path binary "/bin"))
                         binaries))
                 `("CPATH" suffix
                   ,(map (lambda (lib)
                           (input-path lib "/include"))
                         `("kernel-headers" ,@libraries)))
                 `("LIBRARY_PATH" suffix ,library-directories)
                 `("LD_LIBRARY_PATH" suffix ,library-directories)))))
         (add-after 'wrap 'check (assoc-ref %standard-phases 'check)))))
    (home-page "http://ecls.sourceforge.net/")
    (synopsis "Embeddable Common Lisp")
    (description "ECL is an implementation of the Common Lisp language as
defined by the ANSI X3J13 specification.  Its most relevant features are: a
bytecode compiler and interpreter, being able to compile Common Lisp with any
C/C++ compiler, being able to build standalone executables and libraries, and
supporting ASDF, Sockets, Gray streams, MOP, and other useful components.")
    ;; Note that the file "Copyright" points to some files and directories
    ;; which aren't under the lgpl2.0+ and instead contain many different,
    ;; non-copyleft licenses.
    (license license:lgpl2.0+)))

(define-public clisp
  (package
    (name "clisp")
    (version "2.49")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "mirror://gnu/clisp/release/" version
                           "/clisp-" version ".tar.gz"))
       (sha256
        (base32 "0rp82nqp5362isl9i34rwgg04cidz7izljd9d85pqcw1qr964bxx"))))
    (build-system gnu-build-system)
    (inputs `(("libffcall" ,libffcall)
              ("readline" ,readline)
              ("libsigsegv" ,libsigsegv)))
    (arguments
     '(;; XXX The custom configure script does not cope well when passed
       ;; --build=<triplet>.
       #:build #f
       #:phases
       (alist-cons-after
        'unpack 'patch-sh-and-pwd
        (lambda _
          ;; The package is very messy with its references to "/bin/sh" and
          ;; some other absolute paths to traditional tools.  These appear in
          ;; many places where our automatic patching misses them.  Therefore
          ;; we do the following, in this early (post-unpack) phase, to solve
          ;; the problem from its root.
          (substitute* (find-files "." "configure|Makefile")
            (("/bin/sh") "sh"))
          (substitute* '("src/clisp-link.in")
            (("/bin/pwd") "pwd")))
        (alist-cons-before
         'build 'chdir-to-source
         (lambda _
           ;; We are supposed to call make under the src sub-directory.
           (chdir "src"))
         %standard-phases))
       ;; Makefiles seem to have race conditions.
       #:parallel-build? #f))
    (home-page "http://www.clisp.org/")
    (synopsis "A Common Lisp implementation")
    (description
     "GNU CLISP is an implementation of ANSI Common Lisp.  Common Lisp is a
high-level, object-oriented functional programming language.  CLISP includes
an interpreter, a compiler, a debugger, and much more.")
    ;; Website says gpl2+, COPYRIGHT file says gpl2; actual source files have
    ;; a lot of gpl3+.  (Also some parts are under non-copyleft licenses, such
    ;; as CLX by Texas Instruments.)  In that case gpl3+ wins out.
    (license license:gpl3+)))

(define-public sbcl
  (package
    (name "sbcl")
    (version "1.3.7")
    (source
     (origin
       (method url-fetch)
       (uri (string-append "mirror://sourceforge/sbcl/sbcl/" version "/sbcl-"
                           version "-source.tar.bz2"))
       (sha256
        (base32 "0fjdqnb2rsm2vi9794ywp27jr239ddvzc4xfr0dk49jd4v7p2kc5"))
       (modules '((guix build utils)))
       (snippet
        ;; Add sbcl-bundle-systems to 'default-system-source-registry'.
        `(substitute* "contrib/asdf/asdf.lisp"
           ,@(asdf-substitutions name)))))
    (build-system gnu-build-system)
    (outputs '("out" "doc"))
    ;; Bootstrap with CLISP.
    (native-inputs
     `(("clisp" ,clisp)
       ("which" ,which)
       ("inetutils" ,inetutils)         ;for hostname(1)
       ("ed" ,ed)
       ("texlive" ,texlive)
       ("texinfo" ,texinfo)))
    (arguments
     '(#:phases
       (modify-phases %standard-phases
         (delete 'configure)
         (add-before 'build 'patch-unix-tool-paths
           (lambda* (#:key outputs inputs #:allow-other-keys)
             (let ((out (assoc-ref outputs "out"))
                   (bash (assoc-ref inputs "bash"))
                   (coreutils (assoc-ref inputs "coreutils"))
                   (ed (assoc-ref inputs "ed")))
               (define (quoted-path input path)
                 (string-append "\"" input path "\""))
               ;; Patch absolute paths in string literals.  Note that this
               ;; occurs in some .sh files too (which contain Lisp code).  Use
               ;; ISO-8859-1 because some of the files are ISO-8859-1 encoded.
               (with-fluids ((%default-port-encoding #f))
                 ;; The removed file is utf-16-be encoded, which gives substitute*
                 ;; trouble. It does not contain references to the listed programs.
                 (substitute* (delete
                               "./tests/data/compile-file-pos-utf16be.lisp"
                               (find-files "." "\\.(lisp|sh)$"))
                   (("\"/bin/sh\"") (quoted-path bash "/bin/sh"))
                   (("\"/usr/bin/env\"") (quoted-path coreutils "/usr/bin/env"))
                   (("\"/bin/cat\"") (quoted-path coreutils "/bin/cat"))
                   (("\"/bin/ed\"") (quoted-path ed "/bin/ed"))
                   (("\"/bin/echo\"") (quoted-path coreutils "/bin/echo"))
                   (("\"/bin/uname\"") (quoted-path coreutils "/bin/uname"))))
               ;; This one script has a non-string occurrence of /bin/sh.
               (substitute* '("tests/foreign.test.sh")
                 ;; Leave whitespace so we don't match the shebang.
                 ((" /bin/sh ") " sh "))
               ;; This file contains a module that can create executable files
               ;; which depend on the presence of SBCL.  It generates shell
               ;; scripts doing "exec sbcl ..." to achieve this.  We patch both
               ;; the shebang and the reference to "sbcl", tying the generated
               ;; executables to the exact SBCL package that generated them.
               (substitute* '("contrib/sb-executable/sb-executable.lisp")
                 (("/bin/sh") (string-append bash "/bin/sh"))
                 (("exec sbcl") (string-append "exec " out "/bin/sbcl")))
               ;; Disable some tests that fail in our build environment.
               (substitute* '("contrib/sb-bsd-sockets/tests.lisp")
                 ;; This requires /etc/protocols.
                 (("\\(deftest get-protocol-by-name/error" all)
                  (string-append "#+nil ;disabled by Guix\n" all)))
               (substitute* '("contrib/sb-posix/posix-tests.lisp")
                 ;; These assume some users/groups which we don't have.
                 (("\\(deftest pwent\\.[12]" all)
                  (string-append "#+nil ;disabled by Guix\n" all))
                 (("\\(deftest grent\\.[12]" all)
                  (string-append "#+nil ;disabled by Guix\n" all))))))
         (replace 'build
           (lambda* (#:key outputs #:allow-other-keys)
             (setenv "CC" "gcc")
             (zero? (system* "sh" "make.sh" "clisp"
                             (string-append "--prefix="
                                            (assoc-ref outputs "out"))))))
         (replace 'install
           (lambda _
             (zero? (system* "sh" "install.sh"))))
         (add-after 'build 'build-doc
           (lambda _
             (with-directory-excursion "doc/manual"
               (and  (zero? (system* "make" "info"))
                     (zero? (system* "make" "dist"))))))
         (add-after 'install 'install-doc
           (lambda* (#:key outputs #:allow-other-keys)
             (let* ((out (assoc-ref outputs "out"))
                    (doc (assoc-ref outputs "doc"))
                    (old-doc-dir (string-append out "/share/doc"))
                    (new-doc/sbcl-dir (string-append doc "/share/doc/sbcl")))
               (rmdir (string-append old-doc-dir "/sbcl/html"))
               (mkdir-p new-doc/sbcl-dir)
               (copy-recursively (string-append old-doc-dir "/sbcl")
                                 new-doc/sbcl-dir)
               (delete-file-recursively old-doc-dir)
               #t))))
         ;; No 'check' target, though "make.sh" (build phase) runs tests.
         #:tests? #f))
    (native-search-paths
     (list (search-path-specification
            (variable "XDG_DATA_DIRS")
            (files '("share")))))
    (home-page "http://www.sbcl.org/")
    (synopsis "Common Lisp implementation")
    (description "Steel Bank Common Lisp (SBCL) is a high performance Common
Lisp compiler.  In addition to the compiler and runtime system for ANSI Common
Lisp, it provides an interactive environment including a debugger, a
statistical profiler, a code coverage tool, and many other extensions.")
    ;; Public domain in jurisdictions that allow it, bsd-2 otherwise.  MIT
    ;; loop macro has its own license.  See COPYING file for further notes.
    (license (list license:public-domain license:bsd-2
                   (license:x11-style "file://src/code/loop.lisp")))))

(define-public ccl
  (package
    (name "ccl")
    (version "1.11")
    (source #f)
    (build-system gnu-build-system)
    ;; CCL consists of a "lisp kernel" and "heap image", both of which are
    ;; shipped in precompiled form in source tarballs.  The former is a C
    ;; program which we can rebuild from scratch, but the latter cannot be
    ;; generated without an already working copy of CCL, and is platform
    ;; dependent, so we need to fetch the correct tarball for the platform.
    (inputs
     `(("ccl"
        ,(origin
           (method url-fetch)
           (uri (string-append
                 "ftp://ftp.clozure.com/pub/release/" version
                 "/ccl-" version "-"
                 (match (%current-system)
                   ((or "i686-linux" "x86_64-linux") "linuxx86")
                   ("armhf-linux" "linuxarm")
                   ;; Prevent errors when querying this package on unsupported
                   ;; platforms, e.g. when running "guix package --search="
                   (_ "UNSUPPORTED"))
                 ".tar.gz"))
           (sha256
            (base32
             (match (%current-system)
               ((or "i686-linux" "x86_64-linux")
                "0w3dmj7q9kqyra3yrf1lxclnjz151yvf5s5q8ayllvmvqbl8bs08")
               ("armhf-linux"
                "1x487aaz2rqcb6k301sy2p39a1m4qdhg6z9p9fb76ssipqgr38b4")
               (_ ""))))))))
    (native-inputs
     `(("m4" ,m4)
       ("subversion" ,subversion)))
    (arguments
     `(#:tests? #f                      ;no 'check' target
       #:phases
       (alist-replace
        'unpack
        (lambda* (#:key inputs #:allow-other-keys)
          (and (zero? (system* "tar" "xzvf" (assoc-ref inputs "ccl")))
               (begin (chdir "ccl") #t)))
        (alist-delete
         'configure
         (alist-cons-before
          'build 'pre-build
          ;; Enter the source directory for the current platform's lisp
          ;; kernel, and run 'make clean' to remove the precompiled one.
          (lambda _
            (chdir (string-append
                    "lisp-kernel/"
                    ,(match (or (%current-target-system) (%current-system))
                       ("i686-linux"   "linuxx8632")
                       ("x86_64-linux" "linuxx8664")
                       ("armhf-linux"  "linuxarm")
                       ;; Prevent errors when querying this package
                       ;; on unsupported platforms, e.g. when running
                       ;; "guix package --search="
                       (_              "UNSUPPORTED"))))
            (substitute* '("Makefile")
              (("/bin/rm") "rm"))
            (setenv "CC" "gcc")
            (zero? (system* "make" "clean")))
          ;; XXX Do we need to recompile the heap image as well for Guix?
          ;; For now just use the one we already got in the tarball.
          (alist-replace
           'install
           (lambda* (#:key outputs inputs #:allow-other-keys)
             ;; The lisp kernel built by running 'make' in lisp-kernel/$system
             ;; is put back into the original directory, so go back.  The heap
             ;; image is there as well.
             (chdir "../..")
             (let* ((out (assoc-ref outputs "out"))
                    (libdir (string-append out "/lib/"))
                    (bindir (string-append out "/bin/"))
                    (wrapper (string-append bindir "ccl"))
                    (bash (assoc-ref inputs "bash"))
                    (kernel
                     ,(match (or (%current-target-system) (%current-system))
                        ("i686-linux"   "lx86cl")
                        ("x86_64-linux" "lx86cl64")
                        ("armhf-linux"  "armcl")
                        ;; Prevent errors when querying this package
                        ;; on unsupported platforms, e.g. when running
                        ;; "guix package --search="
                        (_              "UNSUPPORTED")))
                    (heap (string-append kernel ".image")))
               (mkdir-p libdir)
               (mkdir-p bindir)
               (copy-file kernel (string-append libdir kernel))
               (copy-file heap (string-append libdir heap))
               (with-output-to-file wrapper
                 (lambda ()
                   (display
                    (string-append
                     "#!" bash "/bin/sh\n"
                     "if [ -z \"$CCL_DEFAULT_DIRECTORY\" ]; then\n"
                     "    CCL_DEFAULT_DIRECTORY=" libdir "\n"
                     "fi\n"
                     "export CCL_DEFAULT_DIRECTORY\n"
                     "exec " libdir kernel "\n"))))
               (chmod wrapper #o755)))
           %standard-phases))))))
    (supported-systems '("i686-linux" "x86_64-linux" "armhf-linux"))
    (home-page "http://ccl.clozure.com/")
    (synopsis "Common Lisp implementation")
    (description "Clozure CL (often called CCL for short) is a Common Lisp
implementation featuring fast compilation speed, native threads, a precise,
generational, compacting garbage collector, and a convenient foreign-function
interface.")
    ;; See file doc/LICENSE for clarifications it makes regarding how the LGPL
    ;; applies to Lisp code according to them.
    (license (list license:lgpl2.1
                   license:clarified-artistic)))) ;TRIVIAL-LDAP package

(define-public femtolisp
  (let ((commit "68c5b1225572ecf2c52baf62f928063e5a30511b")
        (revision "1"))
    (package
      (name "femtolisp")
      (version (string-append "0.0.0-" revision "." (string-take commit 7)))
      (source (origin
                (method git-fetch)
                (uri (git-reference
                      (url "https://github.com/JeffBezanson/femtolisp.git")
                      (commit commit)))
                (file-name (string-append name "-" version "-checkout"))
                (sha256
                 (base32
                  "04rnwllxnl86zw8c6pwxznn49bvkvh0f1lfliy085vjzvlq3rgja"))))
      ;; See "utils.h" for supported systems. Upstream bug:
      ;; https://github.com/JeffBezanson/femtolisp/issues/25
      (supported-systems
       (fold delete %supported-systems
             '("armhf-linux" "mips64el-linux")))
      (build-system gnu-build-system)
      (arguments
       `(#:make-flags '("CC=gcc" "release")
         #:test-target "test"
         #:phases
         (modify-phases %standard-phases
           (delete 'configure) ; No configure script
           (replace 'install ; Makefile has no 'install phase
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
                     (bin (string-append out "/bin")))
                (install-file "flisp" bin)
                #t)))
           ;; The flisp binary is now available, run bootstrap to
           ;; generate flisp.boot and afterwards runs make test.
           (add-after 'install 'bootstrap-gen-and-test
             (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
                     (bin (string-append out "/bin")))
                (and
                 (zero? (system* "./bootstrap.sh"))
                 (install-file "flisp.boot" bin))))))))
      (synopsis "Scheme-like lisp implementation")
      (description
       "@code{femtolisp} is a scheme-like lisp implementation with a
simple, elegant Scheme dialect.  It is a lisp-1 with lexical scope.
The core is 12 builtin special forms and 33 builtin functions.")
      (home-page "https://github.com/JeffBezanson/femtolisp")
      (license license:bsd-3))))