76f7e19662
read by drscheme startup (so that things like language levels and drscheme tools can be developed using development links) svn: r3535
61 lines
2.2 KiB
Scheme
61 lines
2.2 KiB
Scheme
(module planet-archives mzscheme
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(require "private/planet-shared.ss"
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(lib "file.ss")
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"config.ss"
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"cachepath.ss")
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(provide repository-tree
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get-installed-planet-archives
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get-hard-linked-packages
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get-all-planet-packages
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get-planet-cache-path)
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(define (repository-tree)
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(define (id x) x)
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(filter-tree-by-pattern
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(directory->tree (CACHE-DIR)
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(lambda (x)
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(not (regexp-match #rx"/(CVS|[.]svn)$"
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(path->string x))))
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4)
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(list id id id string->number string->number)))
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;; get-installed-planet-dirs : -> listof (list path[absolute, dir] string string (listof string) nat nat)
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;; directories of all normally-installed planet archives [excluding hard links]
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(define (get-installed-planet-archives)
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(with-handlers ((exn:fail:filesystem:no-directory? (lambda (e) '())))
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(tree-apply
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(lambda (rep-name owner package maj min)
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(let ((x (list
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(build-path (CACHE-DIR) owner package (number->string maj) (number->string min))
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owner
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package
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'()
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maj
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min)))
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x))
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(repository-tree)
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3)))
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;; get-hard-linked-packages : -> listof (list path[absolute, dir] string string (listof string) nat nat)
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;; directories of all hard-linked packages
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(define (get-hard-linked-packages)
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(map
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(lambda (row)
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(map (lambda (f) (f row))
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(list assoc-table-row->dir
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(lambda (r) (car (assoc-table-row->path r)))
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assoc-table-row->name
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(lambda (r) (cdr (assoc-table-row->path r)))
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assoc-table-row->maj
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assoc-table-row->min)))
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(get-hard-link-table)))
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;; get-all-planet-packages : -> listof (list path[absolute, dir] string string (listof string) nat nat)
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;; get every planet package, regardless of origin
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(define (get-all-planet-packages)
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(append (get-installed-planet-archives)
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(get-hard-linked-packages)))
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)
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