Function: comp-apply-in-env

comp-apply-in-env is a macro defined in comp.el.gz.

Signature

(comp-apply-in-env FUNC &rest ARGS)

Documentation

Apply FUNC to ARGS in the current compilation environment.

Source Code

;; Defined in /usr/src/emacs/lisp/emacs-lisp/comp.el.gz
(defmacro comp-apply-in-env (func &rest args)
  "Apply FUNC to ARGS in the current compilation environment."
  `(let ((env (cl-loop
               for f being the hash-value in (comp-ctxt-funcs-h comp-ctxt)
               for func-name = (comp-func-name f)
               for byte-code = (comp-func-byte-func f)
               when func-name
               collect `(,func-name . ,(symbol-function func-name))
               and do
               (setf (symbol-function func-name) byte-code))))
     (unwind-protect
         (apply ,func ,@args)
       (cl-loop
        for (func-name . def) in env
        do (setf (symbol-function func-name) def)))))