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Comment:Porting mutils.scm to chicken 5, wip
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SHA1: 21bfa4f2392210958628f106250d7ce6ac898774
User & Date: matt on 2024-09-26 02:11:26
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Context
2024-09-26
02:11
Porting mutils.scm to chicken 5, wip Leaf check-in: 21bfa4f239 user: matt tags: chicken-5
02:10
Ported adjutant.scm to chicken 5 check-in: 1597d0801e user: matt tags: trunk
Changes

Modified mutils/mutils.scm from [9fa9e34972] to [8c48eb6edc].

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;; Copyright 2006-2011, Matthew Welland.
;; 
;;  This program is made available under the GNU GPL version 2.0 or
;;  greater. See the accompanying file COPYING for details.
;; 
;;  This program is distributed WITHOUT ANY WARRANTY; without even the
;;  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
;;  PURPOSE.

;; This is from the perl world, a hash of hashes is a super easy way to keep a handle on
;; lots of disparate data
;;







(module mutils
    *






  (import chicken scheme


	  ;; data-structures posix




















	  srfi-1
	  ;; srfi-13
	  srfi-69
	  ports
	  extras
	  regex
	  posix
	  data-structures
	  matchable

	  )

(define (mutils:hierhash-ref hh . keys)
  (if (null? keys)
      #f
      (let loop ((ht   hh)
		 (key  (car keys))
		 (tail (cdr keys)))













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;; Copyright 2006-2011, Matthew Welland.
;; 
;;  This program is made available under the GNU GPL version 2.0 or
;;  greater. See the accompanying file COPYING for details.
;; 
;;  This program is distributed WITHOUT ANY WARRANTY; without even the
;;  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
;;  PURPOSE.

;; This is from the perl world, a hash of hashes is a super easy way to keep a handle on
;; lots of disparate data
;;

(cond-expand
 (chicken-4
  (use sheme chicken))
 (chicken-5
  (import scheme chicken.base)))

(module mutils
    *

(import scheme)
    
(cond-expand

 (chicken-4
   (import chicken scheme)
   (use chicken)
   (import posix
	  data-structures
	  ports
	  extras)
   (define pseudo-random-integer random)
   (define file-writable? file-write-access?))
 
 (chicken-5
  (import scheme
	  chicken.base
	  chicken.file
	  chicken.process-context
	  chicken.process
	  chicken.port
	  chicken.io
	  system-information
	  chicken.string
	  chicken.time
	  chicken.condition
	  chicken.random
	  )))

(import srfi-1
	;; srfi-13
	srfi-69


	regex


	matchable
	sparse-vectors
	)

(define (mutils:hierhash-ref hh . keys)
  (if (null? keys)
      #f
      (let loop ((ht   hh)
		 (key  (car keys))
		 (tail (cdr keys)))
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      (if (eof-object? l)
	  (reverse res)
	  (if (or (string-match comment l)
		  (string-match blank l))
	      (loop (read-line fh) res)
	      (loop (read-line fh) (cons l res)))))))

(use sparse-vectors)

;; this is a simple two dimensional sparse array

;; ONLY TWO DIMENSIONS!!! SEE ARRAY-LIB IF YOUR NEEDS ARE GREATER!!
;;
(define (mutils:make-sparse-array)
  (let ((a (make-sparse-vector)))
    (sparse-vector-set! a 0 (make-sparse-vector))







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      (if (eof-object? l)
	  (reverse res)
	  (if (or (string-match comment l)
		  (string-match blank l))
	      (loop (read-line fh) res)
	      (loop (read-line fh) (cons l res)))))))



;; this is a simple two dimensional sparse array

;; ONLY TWO DIMENSIONS!!! SEE ARRAY-LIB IF YOUR NEEDS ARE GREATER!!
;;
(define (mutils:make-sparse-array)
  (let ((a (make-sparse-vector)))
    (sparse-vector-set! a 0 (make-sparse-vector))
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	   (apply mutils:hier-list-get @hierlist @path))))

;;======================================================================
;; Other utils
;;======================================================================

(define (check-write-create fpath)
  (and (file-write-access? fpath)
       (let ((fname (conc fpath "/.junk-" (current-seconds) "-" (random 10000))))
	 ;;(print "trying to create/remove " fname)
	 (handle-exceptions
	  exn
	  #f
	  (begin
	    (with-output-to-file fname
	      (lambda ()







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	   (apply mutils:hier-list-get @hierlist @path))))

;;======================================================================
;; Other utils
;;======================================================================

(define (check-write-create fpath)
  (and (file-writable? fpath)
       (let ((fname (conc fpath "/.junk-" (current-seconds) "-" (pseudo-random-integer 10000))))
	 ;;(print "trying to create/remove " fname)
	 (handle-exceptions
	  exn
	  #f
	  (begin
	    (with-output-to-file fname
	      (lambda ()