jed includes some predefined variables which the user may change. By convention, predefined variables are in uppercase. The variables which effect all modes include:
BLINK
(1) if non-zero, blink matching parenthesis.
TAB_DEFAULT
(8) sets default tab setting for newly created buffers
to specified number of columns.
TAB
Value of tab setting for current buffer.
ADD_NEWLINE
(1) adds newline to end of file if needed when writing it out to the
disk.
META_CHAR
(-1) prefix for chars with high bit set (see section on eight bit
clean issues for details)
DISPLAY_EIGHT_BIT
see section on eight bit clean issues.
COLOR
(23) IBMPC background color (see jed.rc for meaning)
LINENUMBERS
(0) if 1, show current line number on status line
WANT_EOB
(0) if 1, [EOB] denotes end of buffer.
TERM_CANNOT_INSERT
(0) if 1, do not put the terminal in insert mode when writing to the
screen.
IGNORE_BEEP
(0) do not beep the terminal when signalling errors
In addition to the above, there are variables which affect only certain modes. See the section on modes for details.