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melpa/scripts/missing
Donald Curtis 49495e9b06 Allow for builds to run simultaneously.
By recording each package's archive-entry separately we are able to
build each recipe independently and then compile the archive contents
afterwards.
2013-11-25 16:52:09 +00:00

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#!/bin/sh
:;exec emacs --script "$0" "$@"
(defun missing-packages (recipes packages)
"Show elements of RECIPES that are no in PACKAGES."
(let (missing)
(while recipes
(let ((recipe (car recipes))
(package (car packages)))
(cond
((or (not package) (string< recipe package))
(setq missing (cons recipe missing)))
((string< package recipe)
(error "Package has no recipe: %s" package))
(t (setq packages (cdr packages)))))
(setq recipes (cdr recipes)))
(reverse missing)))
(defun package-sans-version (fn)
"Strip the date and extension from FN."
(string-match "\\(.*\\)-[0-9]+\\.[0-9]+\\.\\(el$\\|tar$\\)" fn)
(match-string 1 fn))
(princ
(mapconcat 'identity
(missing-packages
(sort (directory-files "recipes/" nil "^[^.].*") 'string<)
(sort (delete-dups
(mapcar
'package-sans-version
(directory-files "packages/" nil "^[^.].*\\\(el$\\\|tar$\\\)")))
'string<)) "\n"))
(princ "\n")