{
bool visible = (XBUFFER (XWINDOW (selected_window)->buffer)
== current_buffer);
+ /* Do not copy the mark if it points to nowhere. */
+ Lisp_Object mark = (XMARKER (BVAR (current_buffer, mark))->buffer
+ ? Fcopy_marker (BVAR (current_buffer, mark), Qnil)
+ : Qnil);
return Fcons (Fpoint_marker (),
- Fcons (Fcopy_marker (BVAR (current_buffer, mark), Qnil),
+ Fcons (mark,
Fcons (visible ? Qt : Qnil,
Fcons (BVAR (current_buffer, mark_active),
selected_window))));
info = XCDR (info);
tem = XCAR (info);
omark = Fmarker_position (BVAR (current_buffer, mark));
- Fset_marker (BVAR (current_buffer, mark), tem, Fcurrent_buffer ());
- nmark = Fmarker_position (tem);
- unchain_marker (XMARKER (tem));
+ if (NILP (tem))
+ unchain_marker (XMARKER (BVAR (current_buffer, mark)));
+ else
+ {
+ Fset_marker (BVAR (current_buffer, mark), tem, Fcurrent_buffer ());
+ nmark = Fmarker_position (tem);
+ unchain_marker (XMARKER (tem));
+ }
/* visible */
info = XCDR (info);
return Vsystem_name;
}
-const char *
-get_system_name (void)
-{
- if (STRINGP (Vsystem_name))
- return SSDATA (Vsystem_name);
- else
- return "";
-}
-
DEFUN ("emacs-pid", Femacs_pid, Semacs_pid, 0, 0, 0,
doc: /* Return the process ID of Emacs, as a number. */)
(void)
DEFUN ("message", Fmessage, Smessage, 1, MANY, 0,
doc: /* Display a message at the bottom of the screen.
-The message also goes into the `*Messages*' buffer.
-\(In keyboard macros, that's all it does.)
+The message also goes into the `*Messages*' buffer, if `message-log-max'
+is non-nil. (In keyboard macros, that's all it does.)
Return the message.
The first argument is a format control string, and the rest are data