maximum-DCL-buffer-size « 10000

When a DCL buffer is created, this variable is used to control the maximum amount of text that will be stored in the DCL buffer. If the number of characters is exceeded, the first DCL-buffer-reduction characters in the buffer will be discarded.

maximum-file-read-size « 10000

Any file that is large then maximum-file-read-size will not be read into Emacs.

This is to prevent accidentally reading very large files and Emacs will struggle to edit.

Set to 0 to disable this limitation.

mode-line-format

Controls the way that the mode line at the bottom of each window is displayed. The variable contains raw text (which is displayed as it is typed), and format effectors.

mode-line-graphic-rendition « 7

Controls the way that the mode line is displayed. It is set to a string of graphic rendition characters which are part of the ANSI SGR sequence. The default value is 7 (reverse video).

mode-string « Normal

Contains the major mode for a buffer. The value of this variable is displayed in the mode line for each window where the format effector %m is used.

mouse-enable «

This variable enables the generation of mouse input to Emacs when set to 1.

This variable does not control the mouse input from terminal emulators like Xterms.