execute call lines when executing an entire buffer

* lisp/ob-lob.el (org-babel-map-call-lines): Allow mapping of code
  over all call lines in a buffer.
* lisp/ob.el (org-babel-execute-buffer): Execute call lines when
  executing an entire buffer.

lisp/ob-lob.el

@@ -88,6 +88,30 @@ If you change the value of this variable then your files may
   "Regexp to match calls to predefined source block functions.")
 
 ;; functions for executing lob one-liners
+
+;;;###autoload
+(defmacro org-babel-map-call-lines (file &rest body)
+  "Evaluate BODY forms on each call line in FILE.
+If FILE is nil evaluate BODY forms on source blocks in current
+buffer."
+  (declare (indent 1))
+  (let ((tempvar (make-symbol "file")))
+    `(let* ((,tempvar ,file)
+	    (visited-p (or (null ,tempvar)
+			   (get-file-buffer (expand-file-name ,tempvar))))
+	    (point (point)) to-be-removed)
+       (save-window-excursion
+	 (when ,tempvar (find-file ,tempvar))
+	 (setq to-be-removed (current-buffer))
+	 (goto-char (point-min))
+	 (while (re-search-forward org-babel-lob-one-liner-regexp nil t)
+	   (goto-char (match-beginning 1))
+	   (save-match-data ,@body)
+	   (goto-char (match-end 0))))
+       (unless visited-p (kill-buffer to-be-removed))
+       (goto-char point))))
+(def-edebug-spec org-babel-map-call-lines (form body))
+
 ;;;###autoload
 (defun org-babel-lob-execute-maybe ()
   "Execute a Library of Babel source block, if appropriate.

lisp/ob.el

@@ -71,6 +71,7 @@
 (declare-function org-babel-ref-goto-headline-id "ob-ref" (id))
 (declare-function org-babel-ref-headline-body "ob-ref" ())
 (declare-function org-babel-lob-execute-maybe "ob-lob" ())
+(declare-function org-babel-map-call-lines "ob-lob" (file &rest body))
 (declare-function org-number-sequence "org-compat" (from &optional to inc))
 (declare-function org-at-item-p "org-list" ())
 (declare-function org-list-parse-list "org-list" (&optional delete))
@@ -858,7 +859,9 @@ the current buffer."
     (org-babel-map-src-blocks nil
       (org-babel-execute-src-block arg))
     (org-babel-map-inline-src-blocks nil
-      (org-babel-execute-src-block arg))))
+      (org-babel-execute-src-block arg))
+    (org-babel-map-call-lines nil
+      (org-babel-lob-execute-maybe))))
 
 ;;;###autoload
 (defun org-babel-execute-subtree (&optional arg)