From 9d052c650ba59ddc8132bce881bd487df31c5348 Mon Sep 17 00:00:00 2001 From: Masaya Tojo Date: Sat, 10 Aug 2024 23:08:10 +0900 Subject: Add `image-format` prefix to library name --- pnm/private/checker.scm | 65 ------------------------------------------------- 1 file changed, 65 deletions(-) delete mode 100644 pnm/private/checker.scm (limited to 'pnm/private/checker.scm') diff --git a/pnm/private/checker.scm b/pnm/private/checker.scm deleted file mode 100644 index e212948..0000000 --- a/pnm/private/checker.scm +++ /dev/null @@ -1,65 +0,0 @@ -;;; R7RS-PNM --- Library for reading and writing PNM (Portable Any Map) files for R7RS -;;; Copyright © 2024 Masaya Tojo -;;; -;;; This file is part of R7RS-PNM. -;;; -;;; R7RS-PNM is free software: you can redistribute it and/or modify it -;;; under the terms of the GNU Lesser General Public License as published -;;; by the Free Software Foundation, either version 3 of the License, or -;;; (at your option) any later version. -;;; -;;; R7RS-PNM 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 Lesser General Public License for more details. -;;; -;;; You should have received a copy of the GNU Lesser General Public License -;;; along with R7RS-PNM. If not, see . - -(define-library (pnm private checker) - (export make-xy-checker - make-value-checker - make-boolean-value-checker) - (import (scheme base) - (scheme case-lambda) - (pnm image)) - (begin - (define (make-xy-checker width height) - (lambda (x y) - (when (or (not (exact-integer? x)) - (< x 0) - (<= width x)) - (error (string-append "`x` must be an integer such that 0 <= `x` < " - (number->string width)) - x)) - (when (and (not (exact-integer? y)) - (< y 0) - (<= height y)) - (error (string-append "`y` must be an integer such that 0 <= `y` < " - (number->string width)) - y)))) - - (define (make-value-checker maxval sym) - (define message - (string-append "`" (symbol->string sym) "`" - " must be an integer such that 0 < " - "`" (symbol->string sym) "`" - " < " - (number->string maxval))) - (lambda (v) - (when (or (not (exact-integer? v)) - (< v 0) - (< maxval v)) - (error message v)))) - - (define (make-boolean-value-checker) - (lambda (v) - (when (not (boolean? v)) - (error "`v` must be a boolean value" v)))) - - (define (split-value v) - (values (modulo (quotient v 256) 256) - (modulo v 256))) - - (define (combine-values l r) - (+ (* 256 l) r)))) -- cgit v1.2.3