Function: exif--read-chunk

exif--read-chunk is a byte-compiled function defined in exif.el.gz.

Signature

(exif--read-chunk BYTES)

Documentation

Return BYTES octets from the current buffer and advance point that much.

This function assumes that the current buffer is unibyte.

Source Code

;; Defined in /usr/src/emacs/lisp/image/exif.el.gz
(defun exif--read-chunk (bytes)
  "Return BYTES octets from the current buffer and advance point that much.
This function assumes that the current buffer is unibyte."
  (when (> (+ (point) bytes) (point-max))
    (signal 'exif-error "Premature end of file"))
  (prog1
      (buffer-substring (point) (+ (point) bytes))
    (forward-char bytes)))