Commit 2f74ac4a authored by Takafumi Arakaki's avatar Takafumi Arakaki

Add el-get-envpath-prepend util function

el-get-envpath-prepend is added in order to simplify settings
related to python-related recipes, including newly added traad.rcp.
This function is general enough to use to modify, for example,
the $PATH environment variable.
parent db6a5596
......@@ -224,4 +224,20 @@ Second argument PACKAGE is optional and only used to construct the error message
(error "Package %s requires Emacs version %s or higher, but the current emacs is only version %s"
pname required-version emacs-version))))
(defun el-get-envpath-prepend (envname head)
"Prepend HEAD in colon-separated environment variable ENVNAME.
This is effectively the same as doing the following in shell:
Use this to modify environment variable such as $PATH or $PYTHONPATH."
(setenv envname (el-get-envpath-prepend-1 (getenv envname) head)))
(defun el-get-envpath-prepend-1 (paths head)
"Return \"HEAD:PATHS\" omitting duplicates in it."
(let ((pplist (split-string (or paths "") ":" 'omit-nulls)))
(mapconcat 'identity
(remove-duplicates (cons head pplist)
:test #'string= :from-end t)
(provide 'el-get-recipes)
......@@ -5,13 +5,7 @@
;; do PYTHONPATH=~/.emacs.d/el-get/pymacs/:$PYTHONPATH
(let ((pplist (split-string (or (getenv "PYTHONPATH") "") ":" 'omit-nulls)))
(mapconcat 'identity
(remove-duplicates (cons default-directory pplist)
:test #'string= :from-end t)
(el-get-envpath-prepend "PYTHONPATH" default-directory)
(autoload 'pymacs-load "pymacs" nil t)
(autoload 'pymacs-eval "pymacs" nil t)
(autoload 'pymacs-exec "pymacs" nil t)
(:name rope
:description "A python refactoring library"
(unless (boundp 'pymacs-load-path) (setq pymacs-load-path nil))
(add-to-list 'pymacs-load-path default-directory))
;; Add to PYTHONPATH directly as it is used in ropemacs and traad
(el-get-envpath-prepend "PYTHONPATH" default-directory)
:type hg
:url "")
(:name traad
:description "A XMLRPC server for the rope Python refactoring library"
:type github
:pkgname "abingham/traad"
:load-path ("elisp")
;; do PYTHONPATH=~/.emacs.d/el-get/traad/:$PYTHONPATH
(el-get-envpath-prepend "PYTHONPATH" default-directory)
(setq traad-server-program '("python" "-m" "traad.server"))
(autoload 'traad-open "traad" nil t))
:depends rope)
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