Commit efcc2791 authored by Stefan Monnier's avatar Stefan Monnier
Browse files

(device-class, buffer-syntactic-context)

(buffer-syntactic-context-depth): New funs.
parent 0c4a4faa
......@@ -107,12 +107,43 @@ bottom of the buffer stack."
(list buf)))
(defun device-class (&optional device)
"Return the class (color behavior) of DEVICE.
This will be one of 'color, 'grayscale, or 'mono.
This function exists for compatibility with XEmacs."
((display-color-p device) 'color)
((display-grayscale-p device) 'grayscale)
(t 'mono)))
(defalias 'find-face 'internal-find-face)
(defalias 'get-face 'internal-get-face)
(defalias 'try-face-font 'internal-try-face-font)
(defalias 'exec-to-string 'shell-command-to-string)
;; Buffer context
(defun buffer-syntactic-context (&optional buffer)
"Syntactic context at point in BUFFER.
Either of `string', `comment' or `nil'.
This is an XEmacs compatibility function."
(with-current-buffer (or buffer (current-buffer))
(let ((state (syntax-ppss (point))))
((nth 3 state) 'string)
((nth 4 state) 'comment)))))
(defun buffer-syntactic-context-depth (&optional buffer)
"Syntactic parenthesis depth at point in BUFFER.
This is an XEmacs compatibility function."
(with-current-buffer (or buffer (current-buffer))
(nth 0 (syntax-ppss (point)))))
;; Extents
(defun make-extent (beg end &optional buffer)
(make-overlay beg end buffer))
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