babel: shell: New variable assignment and expansion scheme

* ob-sh.el (org-babel-execute:sh): Use generic expansion
	function
	(org-babel-expand-body:sh): Delete function
	(org-babel-prep-session:sh): Change name of called function
	(org-babel-variable-assignments:sh): Change function name
This commit is contained in:
Dan Davison 2010-10-21 12:35:05 +01:00
parent 19081f12f7
commit 07c84b293c
1 changed files with 4 additions and 9 deletions

View File

@ -45,19 +45,14 @@
"Command used to invoke a shell.
This will be passed to `shell-command-on-region'")
(defun org-babel-expand-body:sh (body params)
"Expand BODY according to PARAMS, return the expanded body."
(mapconcat #'identity
(append (org-babel-sh-variable-assignments params) (list body))
"\n"))
(defun org-babel-execute:sh (body params)
"Execute a block of Shell commands with Babel.
This function is called by `org-babel-execute-src-block'."
(let* ((processed-params (org-babel-process-params params))
(session (org-babel-sh-initiate-session (nth 0 processed-params)))
(result-params (nth 2 processed-params))
(full-body (org-babel-expand-body:sh body params)))
(full-body (org-babel-expand-body:generic
body params (org-babel-variable-assignments:sh params))))
(org-babel-reassemble-table
(org-babel-sh-evaluate session full-body result-params)
(org-babel-pick-name
@ -68,7 +63,7 @@ This function is called by `org-babel-execute-src-block'."
(defun org-babel-prep-session:sh (session params)
"Prepare SESSION according to the header arguments specified in PARAMS."
(let* ((session (org-babel-sh-initiate-session session))
(var-lines (org-babel-sh-variable-assignments params)))
(var-lines (org-babel-variable-assignments:sh params)))
(org-babel-comint-in-buffer session
(mapc (lambda (var)
(insert var) (comint-send-input nil t)
@ -86,7 +81,7 @@ This function is called by `org-babel-execute-src-block'."
;; helper functions
(defun org-babel-sh-variable-assignments (params)
(defun org-babel-variable-assignments:sh (params)
"Return list of shell statements assigning the block's variables"
(let ((sep (cdr (assoc :separator params))))
(mapcar