Variable: invocation-directory

invocation-directory is a variable defined in emacs.c.

Value

"/nix/store/emacs/bin/"

Documentation

The directory in which the Emacs executable was found, to run it.

The value is nil if that directory's name is not known.

Probably introduced at or before Emacs version 19.20.

Source Code

// Defined in /usr/src/emacs/src/emacs.c
  DEFVAR_LISP ("invocation-directory", Vinvocation_directory,
	       doc: /* The directory in which the Emacs executable was found, to run it.
The value is nil if that directory's name is not known.  */);