Function: eshell-add-pred-func

eshell-add-pred-func is a byte-compiled function defined in em-pred.el.gz.

Signature

(eshell-add-pred-func PRED FUNCS NEGATE FOLLOW)

Documentation

Add the predicate function PRED to FUNCS.

Source Code

;; Defined in /usr/src/emacs/lisp/eshell/em-pred.el.gz
(defun eshell-add-pred-func (pred funcs negate follow)
  "Add the predicate function PRED to FUNCS."
  (when negate
    (setq pred (let ((pred pred))
                 (lambda (file) (not (funcall pred file))))))
  (when follow
    (setq pred (let ((pred pred))
                 (lambda (file) (funcall pred (file-truename file))))))
  (cons pred funcs))