diff options
Diffstat (limited to 'ice-9/mapping.scm')
-rw-r--r-- | ice-9/mapping.scm | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/ice-9/mapping.scm b/ice-9/mapping.scm deleted file mode 100644 index 9d9bb7aa6..000000000 --- a/ice-9/mapping.scm +++ /dev/null @@ -1,120 +0,0 @@ -;;; installed-scm-file - -;;;; Copyright (C) 1996 Free Software Foundation, Inc. -;;;; -;;;; 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 2, 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 software; see the file COPYING. If not, write to -;;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. -;;;; - - - -(define-module #/ice-9/mapping - :use-module #/ice-9/poe) - -(define-public mapping-hooks-type (make-record-type 'mapping-hooks '(get-handle - create-handle - remove))) - - -(define-public make-mapping-hooks (perfect-funcq 17 (record-constructor mapping-hooks-type))) -(define-public mapping-hooks? (record-predicate mapping-hooks-type)) -(define-public mapping-hooks-get-handle (record-accessor mapping-hooks-type 'get-handle)) -(define-public mapping-hooks-create-handle (record-accessor mapping-hooks-type 'create-handle)) -(define-public mapping-hooks-remove (record-accessor mapping-hooks-type 'remove)) - -(define-public mapping-type (make-record-type 'mapping '(hooks data))) -(define-public make-mapping (record-constructor mapping-type)) -(define-public mapping? (record-predicate mapping-type)) -(define-public mapping-hooks (record-accessor mapping-type 'hooks)) -(define-public mapping-data (record-accessor mapping-type 'data)) -(define-public set-mapping-hooks! (record-modifier mapping-type 'hooks)) -(define-public set-mapping-data! (record-modifier mapping-type 'data)) - -(define-public (mapping-get-handle map key) - ((mapping-hooks-get-handle (mapping-hooks map)) map key)) -(define-public (mapping-create-handle! map key . opts) - (apply (mapping-hooks-create-handle (mapping-hooks map)) map key opts)) -(define-public (mapping-remove! map key) - ((mapping-hooks-remove (mapping-hooks map)) map key)) - -(define-public (mapping-ref map key . dflt) - (cond - ((mapping-get-handle map key) => cdr) - (dflt => car) - (else #f))) - -(define-public (mapping-set! map key val) - (set-cdr! (mapping-create-handle! map key #f) val)) - - - -(define-public hash-table-mapping-hooks - (let ((wrap (lambda (proc) (lambda (1st . rest) (apply proc (mapping-data 1st) rest))))) - - (perfect-funcq 17 - (lambda (hash-proc assoc-proc delete-proc) - (let ((procs (list hash-proc assoc-proc delete-proc))) - (cond - ((equal? procs `(,hashq ,assq ,delq!)) - (make-mapping-hooks (wrap hashq-get-handle) - (wrap hashq-create-handle!) - (wrap hashq-remove!))) - ((equal? procs `(,hashv ,assv ,delv!)) - (make-mapping-hooks (wrap hashv-get-handle) - (wrap hashv-create-handle!) - (wrap hashv-remove!))) - ((equal? procs `(,hash ,assoc ,delete!)) - (make-mapping-hooks (wrap hash-get-handle) - (wrap hash-create-handle!) - (wrap hash-remove!))) - (else - (make-mapping-hooks (wrap - (lambda (table key) - (hashx-get-handle hash-proc assoc-proc table key))) - (wrap - (lambda (table key) - (hashx-create-handle hash-proc assoc-proc table key))) - (wrap - (lambda (table key) - (hashx-get-handle hash-proc assoc-proc delete-proc table key))))))))))) - -(define-public (make-hash-table-mapping table hash-proc assoc-proc delete-proc) - (make-mapping (hash-table-mapping-hooks hash-proc assoc-proc delete-proc) table)) - -(define-public (hash-table-mapping . options) - (let* ((size (or (and options (number? (car options)) (car options)) - 71)) - (hash-proc (or (kw-arg-ref options :hash-proc) hash)) - (assoc-proc (or (kw-arg-ref options :assoc-proc) - (cond - ((eq? hash-proc hash) assoc) - ((eq? hash-proc hashv) assv) - ((eq? hash-proc hashq) assq) - (else (error 'hash-table-mapping - "Hash-procedure specified with no known assoc function." - hash-proc))))) - (delete-proc (or (kw-arg-ref options :delete-proc) - (cond - ((eq? hash-proc hash) delete!) - ((eq? hash-proc hashv) delv!) - ((eq? hash-proc hashq) delq!) - (else (error 'hash-table-mapping - "Hash-procedure specified with no known delete function." - hash-proc))))) - (table-constructor (or (kw-arg-ref options :table-constructor) make-vector))) - (make-hash-table-mapping (table-constructor size) - hash-proc - assoc-proc - delete-proc))) - |