Variable: underline-minimum-offset

underline-minimum-offset is a customizable variable defined in xdisp.c.

Value

1

Documentation

Minimum distance between baseline and underline.

This can improve legibility of underlined text at small font sizes, particularly when using variable x-use-underline-position-properties with fonts that specify an UNDERLINE_POSITION relatively close to the baseline. The default value is 1.

This variable was added, or its default value changed, in Emacs 23.1.

View in manual

Probably introduced at or before Emacs version 23.1.

Source Code

// Defined in /usr/src/emacs/src/xdisp.c
  DEFVAR_INT ("underline-minimum-offset",
	       underline_minimum_offset,
     doc: /* Minimum distance between baseline and underline.
This can improve legibility of underlined text at small font sizes,
particularly when using variable `x-use-underline-position-properties'
with fonts that specify an UNDERLINE_POSITION relatively close to the
baseline.  The default value is 1.  */);