hackerbase/members-base.scm

79 lines
2 KiB
Scheme

;;
;; members-base.scm
;;
;; Storage for member files.
;;
;; ISC License
;;
;; Copyright 2023 Brmlab, z.s.
;; Dominik Pantůček <dominik.pantucek@trustica.cz>
;;
;; Permission to use, copy, modify, and/or distribute this software
;; for any purpose with or without fee is hereby granted, provided
;; that the above copyright notice and this permission notice appear
;; in all copies.
;;
;; THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
;; WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
;; WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
;; AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
;; CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
;; OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
;; NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
;; CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
;;
(declare (unit members-base))
(module
members-base
(
load-members
members-base-tests!
)
(import scheme
(chicken base)
(chicken pathname)
(chicken file posix)
(chicken file)
testing
dictionary)
;; Gets all files and symbolic links from given directory. The
;; symbolic links are represented by cons cells with car being the
;; name and cdr the link target.
(define (get-files+symlinks dn)
(let loop ((fns (directory dn))
(rs '()))
(if (null? fns)
rs
(let* ((fn (car fns))
(ffn (make-pathname dn fn)))
(loop (cdr fns)
(if (symbolic-link? ffn)
(cons (cons fn (read-symbolic-link ffn)) rs)
(if (regular-file? ffn)
(cons fn rs)
rs)))))))
(define (files+symlinks->files-dictionary ls)
(let ((links (filter pair? ls))
(files (filter string? ls)))
(print links)
(print files)))
(define (load-members dn)
;; get the directory contents
(files+symlinks->files-dictionary (get-files+symlinks dn))
;; filter all ids
;; resolve links (it might be unknown!)
;; load member files
1)
(define (members-base-tests!)
(run-tests
members-base
))
)