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-rw-r--r--sly/lru-cache.scm54
1 files changed, 0 insertions, 54 deletions
diff --git a/sly/lru-cache.scm b/sly/lru-cache.scm
deleted file mode 100644
index 1a960a3..0000000
--- a/sly/lru-cache.scm
+++ /dev/null
@@ -1,54 +0,0 @@
-;;; Sly
-;;; Copyright (C) 2014 David Thompson <dthompson2@worcester.edu>
-;;;
-;;; This program 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.
-;;;
-;;; This program 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 this program. If not, see
-;;; <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-;;
-;; Least recently used cache implementation.
-;;
-;;; Code:
-
-(define-module (sly lru-cache)
- #:use-module (srfi srfi-1)
- #:use-module (srfi srfi-9))
-
-(define (memoize/lru proc max-size)
- (let ((cache (make-hash-table))
- (keys '())
- (size 0))
- (lambda args
- (let ((results (hash-ref cache args)))
- (if results
- (apply values results)
- (let ((results (call-with-values (lambda ()
- (apply proc args))
- list)))
- (hash-set! cache args results)
- (set! size (1+ size))
- (apply values results)))))))
-
-(define (memoize proc)
- "Return a memoizing version of PROC."
- (let ((cache (make-hash-table)))
- (lambda args
- (let ((results (hash-ref cache args)))
- (if results
- (apply values results)
- (let ((results (call-with-values (lambda ()
- (apply proc args))
- list)))
- (hash-set! cache args results)
- (apply values results)))))))