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;; 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
)
(define (mutils:hierhash-ref hh . keys)
(if (null? keys)
#f
(let loop ((ht hh)
(key (car keys))
(tail (cdr keys)))
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;; 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 scheme
chicken.base
chicken.file
chicken.file.posix
chicken.port
chicken.process
chicken.process-context
chicken.random
chicken.condition
chicken.io
chicken.time
chicken.string
;; data-structures posix
srfi-1
;; srfi-13
srfi-69
srfi-98
regex
matchable
sparse-vectors
system-information
)
(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)
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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 ()
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