From 40f9370151ed658b9dc9385b66f123bfecdddcec Mon Sep 17 00:00:00 2001 From: retropikzel Date: Tue, 3 Mar 2026 19:18:42 +0200 Subject: [PATCH] Add record library. Start memoize library --- Makefile | 2 +- retropikzel/memoize.scm | 2 + retropikzel/memoize.sld | 6 ++ retropikzel/memoize/LICENSE | 165 ++++++++++++++++++++++++++++++++++ retropikzel/memoize/README.md | 0 retropikzel/memoize/VERSION | 1 + retropikzel/memoize/test.scm | 14 +++ retropikzel/record.scm | 32 +++++++ retropikzel/record.sld | 7 ++ retropikzel/record/LICENSE | 165 ++++++++++++++++++++++++++++++++++ retropikzel/record/README.md | 0 retropikzel/record/VERSION | 1 + retropikzel/record/test.scm | 31 +++++++ 13 files changed, 425 insertions(+), 1 deletion(-) create mode 100644 retropikzel/memoize.scm create mode 100644 retropikzel/memoize.sld create mode 100644 retropikzel/memoize/LICENSE create mode 100644 retropikzel/memoize/README.md create mode 100644 retropikzel/memoize/VERSION create mode 100644 retropikzel/memoize/test.scm create mode 100644 retropikzel/record.scm create mode 100644 retropikzel/record.sld create mode 100644 retropikzel/record/LICENSE create mode 100644 retropikzel/record/README.md create mode 100644 retropikzel/record/VERSION create mode 100644 retropikzel/record/test.scm diff --git a/Makefile b/Makefile index f7943be..67fbc33 100644 --- a/Makefile +++ b/Makefile @@ -38,7 +38,7 @@ snow: snow-chibi install --impls=generic --skip-tests?=1 --always-yes --install-source-dir=snow --install-library-dir=snow srfi.64 || true ${VENV}: - scheme-venv ${SCHEME} ${RNRS} ${VENV} + scheme-venv ${SCHEME} ${VENV} if [ "${RNRS}" = "r7rs" ]; then ${VENV}/bin/snow-chibi install --always-yes srfi.64; fi if [ "${RNRS}" = "r7rs" ]; then ${VENV}/bin/snow-chibi install --always-yes retropikzel.mouth; fi if [ "${RNRS}" = "r7rs" ]; then ${VENV}/bin/snow-chibi install --always-yes retropikzel.ctrf; fi diff --git a/retropikzel/memoize.scm b/retropikzel/memoize.scm new file mode 100644 index 0000000..4593fb0 --- /dev/null +++ b/retropikzel/memoize.scm @@ -0,0 +1,2 @@ +(define (memoize thunk) + (force (delay (apply thunk '())))) diff --git a/retropikzel/memoize.sld b/retropikzel/memoize.sld new file mode 100644 index 0000000..0356ad1 --- /dev/null +++ b/retropikzel/memoize.sld @@ -0,0 +1,6 @@ +(define-library + (retropikzel memoize) + (import (scheme base) + (scheme lazy)) + (export memoize) + (include "memoize.scm")) diff --git a/retropikzel/memoize/LICENSE b/retropikzel/memoize/LICENSE new file mode 100644 index 0000000..0a04128 --- /dev/null +++ b/retropikzel/memoize/LICENSE @@ -0,0 +1,165 @@ + GNU LESSER GENERAL PUBLIC LICENSE + Version 3, 29 June 2007 + + Copyright (C) 2007 Free Software Foundation, Inc. + Everyone is permitted to copy and distribute verbatim copies + of this license document, but changing it is not allowed. + + + This version of the GNU Lesser General Public License incorporates +the terms and conditions of version 3 of the GNU General Public +License, supplemented by the additional permissions listed below. + + 0. Additional Definitions. + + As used herein, "this License" refers to version 3 of the GNU Lesser +General Public License, and the "GNU GPL" refers to version 3 of the GNU +General Public License. + + "The Library" refers to a covered work governed by this License, +other than an Application or a Combined Work as defined below. + + An "Application" is any work that makes use of an interface provided +by the Library, but which is not otherwise based on the Library. +Defining a subclass of a class defined by the Library is deemed a mode +of using an interface provided by the Library. + + A "Combined Work" is a work produced by combining or linking an +Application with the Library. The particular version of the Library +with which the Combined Work was made is also called the "Linked +Version". + + The "Minimal Corresponding Source" for a Combined Work means the +Corresponding Source for the Combined Work, excluding any source code +for portions of the Combined Work that, considered in isolation, are +based on the Application, and not on the Linked Version. + + The "Corresponding Application Code" for a Combined Work means the +object code and/or source code for the Application, including any data +and utility programs needed for reproducing the Combined Work from the +Application, but excluding the System Libraries of the Combined Work. + + 1. Exception to Section 3 of the GNU GPL. + + You may convey a covered work under sections 3 and 4 of this License +without being bound by section 3 of the GNU GPL. + + 2. Conveying Modified Versions. + + If you modify a copy of the Library, and, in your modifications, a +facility refers to a function or data to be supplied by an Application +that uses the facility (other than as an argument passed when the +facility is invoked), then you may convey a copy of the modified +version: + + a) under this License, provided that you make a good faith effort to + ensure that, in the event an Application does not supply the + function or data, the facility still operates, and performs + whatever part of its purpose remains meaningful, or + + b) under the GNU GPL, with none of the additional permissions of + this License applicable to that copy. + + 3. Object Code Incorporating Material from Library Header Files. + + The object code form of an Application may incorporate material from +a header file that is part of the Library. You may convey such object +code under terms of your choice, provided that, if the incorporated +material is not limited to numerical parameters, data structure +layouts and accessors, or small macros, inline functions and templates +(ten or fewer lines in length), you do both of the following: + + a) Give prominent notice with each copy of the object code that the + Library is used in it and that the Library and its use are + covered by this License. + + b) Accompany the object code with a copy of the GNU GPL and this license + document. + + 4. Combined Works. + + You may convey a Combined Work under terms of your choice that, +taken together, effectively do not restrict modification of the +portions of the Library contained in the Combined Work and reverse +engineering for debugging such modifications, if you also do each of +the following: + + a) Give prominent notice with each copy of the Combined Work that + the Library is used in it and that the Library and its use are + covered by this License. + + b) Accompany the Combined Work with a copy of the GNU GPL and this license + document. + + c) For a Combined Work that displays copyright notices during + execution, include the copyright notice for the Library among + these notices, as well as a reference directing the user to the + copies of the GNU GPL and this license document. + + d) Do one of the following: + + 0) Convey the Minimal Corresponding Source under the terms of this + License, and the Corresponding Application Code in a form + suitable for, and under terms that permit, the user to + recombine or relink the Application with a modified version of + the Linked Version to produce a modified Combined Work, in the + manner specified by section 6 of the GNU GPL for conveying + Corresponding Source. + + 1) Use a suitable shared library mechanism for linking with the + Library. A suitable mechanism is one that (a) uses at run time + a copy of the Library already present on the user's computer + system, and (b) will operate properly with a modified version + of the Library that is interface-compatible with the Linked + Version. + + e) Provide Installation Information, but only if you would otherwise + be required to provide such information under section 6 of the + GNU GPL, and only to the extent that such information is + necessary to install and execute a modified version of the + Combined Work produced by recombining or relinking the + Application with a modified version of the Linked Version. (If + you use option 4d0, the Installation Information must accompany + the Minimal Corresponding Source and Corresponding Application + Code. If you use option 4d1, you must provide the Installation + Information in the manner specified by section 6 of the GNU GPL + for conveying Corresponding Source.) + + 5. Combined Libraries. + + You may place library facilities that are a work based on the +Library side by side in a single library together with other library +facilities that are not Applications and are not covered by this +License, and convey such a combined library under terms of your +choice, if you do both of the following: + + a) Accompany the combined library with a copy of the same work based + on the Library, uncombined with any other library facilities, + conveyed under the terms of this License. + + b) Give prominent notice with the combined library that part of it + is a work based on the Library, and explaining where to find the + accompanying uncombined form of the same work. + + 6. Revised Versions of the GNU Lesser General Public License. + + The Free Software Foundation may publish revised and/or new versions +of the GNU Lesser General Public License from time to time. Such new +versions will be similar in spirit to the present version, but may +differ in detail to address new problems or concerns. + + Each version is given a distinguishing version number. If the +Library as you received it specifies that a certain numbered version +of the GNU Lesser General Public License "or any later version" +applies to it, you have the option of following the terms and +conditions either of that published version or of any later version +published by the Free Software Foundation. If the Library as you +received it does not specify a version number of the GNU Lesser +General Public License, you may choose any version of the GNU Lesser +General Public License ever published by the Free Software Foundation. + + If the Library as you received it specifies that a proxy can decide +whether future versions of the GNU Lesser General Public License shall +apply, that proxy's public statement of acceptance of any version is +permanent authorization for you to choose that version for the +Library. diff --git a/retropikzel/memoize/README.md b/retropikzel/memoize/README.md new file mode 100644 index 0000000..e69de29 diff --git a/retropikzel/memoize/VERSION b/retropikzel/memoize/VERSION new file mode 100644 index 0000000..3eefcb9 --- /dev/null +++ b/retropikzel/memoize/VERSION @@ -0,0 +1 @@ +1.0.0 diff --git a/retropikzel/memoize/test.scm b/retropikzel/memoize/test.scm new file mode 100644 index 0000000..1f91c5f --- /dev/null +++ b/retropikzel/memoize/test.scm @@ -0,0 +1,14 @@ +(test-begin "memoize") + +(define x 1) + +(define (two) (memoize (lambda () (+ 1 x)))) +(write (two)) +(newline) + +(set! x 2) +(write (two)) +(newline) + +(test-end "memoize") + diff --git a/retropikzel/record.scm b/retropikzel/record.scm new file mode 100644 index 0000000..a5a659b --- /dev/null +++ b/retropikzel/record.scm @@ -0,0 +1,32 @@ +(define-syntax record + (syntax-rules () + ((_ (field value) ...) + (let ((field value) ...) + (lambda (name . val) + (cond ((equal? 'field name) + (if (null? val) + field + (set! field (car val)))) ...)))))) + +(define-syntax immutable-record + (syntax-rules () + ((_ (field value) ...) + (lambda (name) + (cond ((equal? 'field name) value) ...))))) + +(define-syntax typed-record + (syntax-rules () + ((_ (field value type-check) ...) + (let ((field value) ...) + (lambda (name . val) + (cond ((equal? 'field name) + (if (null? val) + field + (if (type-check (car val)) + (set! field (car val)) + (error (string-append "type-check fail " + (symbol->string name)) + `((,name ,(car val)) + (type-check ,type-check))) + ))) + ...)))))) diff --git a/retropikzel/record.sld b/retropikzel/record.sld new file mode 100644 index 0000000..8947839 --- /dev/null +++ b/retropikzel/record.sld @@ -0,0 +1,7 @@ +(define-library + (retropikzel record) + (import (scheme base)) + (export record + immutable-record + typed-record) + (include "record.scm")) diff --git a/retropikzel/record/LICENSE b/retropikzel/record/LICENSE new file mode 100644 index 0000000..0a04128 --- /dev/null +++ b/retropikzel/record/LICENSE @@ -0,0 +1,165 @@ + GNU LESSER GENERAL PUBLIC LICENSE + Version 3, 29 June 2007 + + Copyright (C) 2007 Free Software Foundation, Inc. + Everyone is permitted to copy and distribute verbatim copies + of this license document, but changing it is not allowed. + + + This version of the GNU Lesser General Public License incorporates +the terms and conditions of version 3 of the GNU General Public +License, supplemented by the additional permissions listed below. + + 0. Additional Definitions. + + As used herein, "this License" refers to version 3 of the GNU Lesser +General Public License, and the "GNU GPL" refers to version 3 of the GNU +General Public License. + + "The Library" refers to a covered work governed by this License, +other than an Application or a Combined Work as defined below. + + An "Application" is any work that makes use of an interface provided +by the Library, but which is not otherwise based on the Library. +Defining a subclass of a class defined by the Library is deemed a mode +of using an interface provided by the Library. + + A "Combined Work" is a work produced by combining or linking an +Application with the Library. The particular version of the Library +with which the Combined Work was made is also called the "Linked +Version". + + The "Minimal Corresponding Source" for a Combined Work means the +Corresponding Source for the Combined Work, excluding any source code +for portions of the Combined Work that, considered in isolation, are +based on the Application, and not on the Linked Version. + + The "Corresponding Application Code" for a Combined Work means the +object code and/or source code for the Application, including any data +and utility programs needed for reproducing the Combined Work from the +Application, but excluding the System Libraries of the Combined Work. + + 1. Exception to Section 3 of the GNU GPL. + + You may convey a covered work under sections 3 and 4 of this License +without being bound by section 3 of the GNU GPL. + + 2. Conveying Modified Versions. + + If you modify a copy of the Library, and, in your modifications, a +facility refers to a function or data to be supplied by an Application +that uses the facility (other than as an argument passed when the +facility is invoked), then you may convey a copy of the modified +version: + + a) under this License, provided that you make a good faith effort to + ensure that, in the event an Application does not supply the + function or data, the facility still operates, and performs + whatever part of its purpose remains meaningful, or + + b) under the GNU GPL, with none of the additional permissions of + this License applicable to that copy. + + 3. Object Code Incorporating Material from Library Header Files. + + The object code form of an Application may incorporate material from +a header file that is part of the Library. You may convey such object +code under terms of your choice, provided that, if the incorporated +material is not limited to numerical parameters, data structure +layouts and accessors, or small macros, inline functions and templates +(ten or fewer lines in length), you do both of the following: + + a) Give prominent notice with each copy of the object code that the + Library is used in it and that the Library and its use are + covered by this License. + + b) Accompany the object code with a copy of the GNU GPL and this license + document. + + 4. Combined Works. + + You may convey a Combined Work under terms of your choice that, +taken together, effectively do not restrict modification of the +portions of the Library contained in the Combined Work and reverse +engineering for debugging such modifications, if you also do each of +the following: + + a) Give prominent notice with each copy of the Combined Work that + the Library is used in it and that the Library and its use are + covered by this License. + + b) Accompany the Combined Work with a copy of the GNU GPL and this license + document. + + c) For a Combined Work that displays copyright notices during + execution, include the copyright notice for the Library among + these notices, as well as a reference directing the user to the + copies of the GNU GPL and this license document. + + d) Do one of the following: + + 0) Convey the Minimal Corresponding Source under the terms of this + License, and the Corresponding Application Code in a form + suitable for, and under terms that permit, the user to + recombine or relink the Application with a modified version of + the Linked Version to produce a modified Combined Work, in the + manner specified by section 6 of the GNU GPL for conveying + Corresponding Source. + + 1) Use a suitable shared library mechanism for linking with the + Library. A suitable mechanism is one that (a) uses at run time + a copy of the Library already present on the user's computer + system, and (b) will operate properly with a modified version + of the Library that is interface-compatible with the Linked + Version. + + e) Provide Installation Information, but only if you would otherwise + be required to provide such information under section 6 of the + GNU GPL, and only to the extent that such information is + necessary to install and execute a modified version of the + Combined Work produced by recombining or relinking the + Application with a modified version of the Linked Version. (If + you use option 4d0, the Installation Information must accompany + the Minimal Corresponding Source and Corresponding Application + Code. If you use option 4d1, you must provide the Installation + Information in the manner specified by section 6 of the GNU GPL + for conveying Corresponding Source.) + + 5. Combined Libraries. + + You may place library facilities that are a work based on the +Library side by side in a single library together with other library +facilities that are not Applications and are not covered by this +License, and convey such a combined library under terms of your +choice, if you do both of the following: + + a) Accompany the combined library with a copy of the same work based + on the Library, uncombined with any other library facilities, + conveyed under the terms of this License. + + b) Give prominent notice with the combined library that part of it + is a work based on the Library, and explaining where to find the + accompanying uncombined form of the same work. + + 6. Revised Versions of the GNU Lesser General Public License. + + The Free Software Foundation may publish revised and/or new versions +of the GNU Lesser General Public License from time to time. Such new +versions will be similar in spirit to the present version, but may +differ in detail to address new problems or concerns. + + Each version is given a distinguishing version number. If the +Library as you received it specifies that a certain numbered version +of the GNU Lesser General Public License "or any later version" +applies to it, you have the option of following the terms and +conditions either of that published version or of any later version +published by the Free Software Foundation. If the Library as you +received it does not specify a version number of the GNU Lesser +General Public License, you may choose any version of the GNU Lesser +General Public License ever published by the Free Software Foundation. + + If the Library as you received it specifies that a proxy can decide +whether future versions of the GNU Lesser General Public License shall +apply, that proxy's public statement of acceptance of any version is +permanent authorization for you to choose that version for the +Library. diff --git a/retropikzel/record/README.md b/retropikzel/record/README.md new file mode 100644 index 0000000..e69de29 diff --git a/retropikzel/record/VERSION b/retropikzel/record/VERSION new file mode 100644 index 0000000..6e8bf73 --- /dev/null +++ b/retropikzel/record/VERSION @@ -0,0 +1 @@ +0.1.0 diff --git a/retropikzel/record/test.scm b/retropikzel/record/test.scm new file mode 100644 index 0000000..494dc2d --- /dev/null +++ b/retropikzel/record/test.scm @@ -0,0 +1,31 @@ +(test-begin "record") + + +(define player (record (x 10) (y 10) (health 10))) + +(write player) +(newline) +(write (player 'x)) +(newline) +(player 'x 100) +(write (player 'x)) +(newline) + +(define tree (immutable-record (x 10) (y 10))) + +(write tree) +(newline) +(write (tree 'x)) +(newline) + +(define dog (typed-record (x 10 (lambda (x) (and (> x 10) (integer? x)))) (y 10 integer?))) + +(write dog) +(newline) +(write (dog 'x)) +(newline) +(dog 'x 3) +(write (dog 'x)) +(newline) + +(test-end "record")