34 lines
1.1 KiB
Common Lisp
34 lines
1.1 KiB
Common Lisp
;;;; cl-scopes/util - common utilities for the scopes project
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(defpackage :scopes/util
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(:use :common-lisp)
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(:export #:absolute-dir #:home-path #:relative-path #:runtime-path #:system-path))
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(in-package :scopes/util)
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;;;; directory and pathname utilities
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(defun split-filename (name)
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(let* ((parts (str:rsplit "." name :limit 2))
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(n (car parts))
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(type (cadr parts)))
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(when (string= n "") ; leading dot, e.g. ".env"
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(setf n name)
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(setf type nil))
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(values n type)))
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(defun absolute-dir (path)
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(make-pathname :directory (list :absolute path)))
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(defun relative-path (name &rest dirs)
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(multiple-value-bind (n type) (split-filename name)
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(make-pathname :name n :type type :directory (cons :relative dirs))))
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(defun runtime-path (name &rest dirs)
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(merge-pathnames (apply #'relative-path name dirs)))
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(defun home-path (name &rest dirs)
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(merge-pathnames (apply #'relative-path name dirs) (user-homedir-pathname)))
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(defun system-path (sys name &rest dirs)
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(asdf:system-relative-pathname sys (apply #'relative-path name dirs)))
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