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(define (args:get-arg arg . default)
(if (null? default)
(hash-table-ref/default args:arg-hash arg #f)
(hash-table-ref/default args:arg-hash arg (car default))))
(define (args:get-arg-from ht arg . default)
(if (null? default)
(hash-table-ref/default ht arg #f))
(hash-table-ref/default ht arg (car default)))
(define (args:usage . args)
(if (> (length args) 0)
(apply print "ERROR: " args))
(if (string? help)
(print help)
(print "Usage: " (car (argv)) " ... "))
(exit 0))
;; args:
(define (args:get-args args params switches arg-hash num-needed)
(let* ((numargs (length args))
(adj-num-needed (if num-needed (+ num-needed 2) #f)))
(if (< numargs (if adj-num-needed adj-num-needed 2))
(if (>= num-needed 1)
(args:usage "No arguments provided"))
(let loop ((arg (cadr args))
(tail (cddr args))
(remargs '()))
(cond
((member arg params) ;; args with params
(if (< (length tail) 1)
(args:usage "param given without argument " arg)
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(define (args:get-arg arg . default)
(if (null? default)
(hash-table-ref/default args:arg-hash arg #f)
(hash-table-ref/default args:arg-hash arg (car default))))
(define (args:get-arg-from ht arg . default)
(if (null? default)
(hash-table-ref/default ht arg #f)
(hash-table-ref/default ht arg (car default))))
(define (args:usage . args)
(if (> (length args) 0)
(apply print "ERROR: " args))
(if (string? help)
(print help)
(print "Usage: " (car (argv)) " ... "))
(exit 0))
;; args:
(define (args:get-args args params switches arg-hash num-needed)
(let* ((numargs (length args))
(adj-num-needed (if num-needed (+ num-needed 2) #f)))
(if (< numargs (if adj-num-needed adj-num-needed 2))
(if (>= num-needed 1)
(args:usage "No arguments provided")
'())
(let loop ((arg (cadr args))
(tail (cddr args))
(remargs '()))
(cond
((member arg params) ;; args with params
(if (< (length tail) 1)
(args:usage "param given without argument " arg)
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