Commit 08460cd4 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(Fbuffer_list): New optional argument FRAME.

parent b79e7b7b
......@@ -39,6 +39,7 @@ Boston, MA 02111-1307, USA. */
#include "region-cache.h"
#include "indent.h"
#include "blockinput.h"
#include "frame.h"
struct buffer *current_buffer; /* the current buffer */
......@@ -179,11 +180,34 @@ Value is nil if OBJECT is not a buffer or if it has been killed.")
? Qt : Qnil);
DEFUN ("buffer-list", Fbuffer_list, Sbuffer_list, 0, 0, 0,
"Return a list of all existing live buffers.")
DEFUN ("buffer-list", Fbuffer_list, Sbuffer_list, 0, 1, 0,
"Return a list of all existing live buffers.\n\
If the optional arg FRAME is a frame, we return that frame's buffer list.")
Lisp_Object frame;
return Fmapcar (Qcdr, Vbuffer_alist);
Lisp_Object framelist, general;
general = Fmapcar (Qcdr, Vbuffer_alist);
if (FRAMEP (frame))
Lisp_Object tail;
CHECK_FRAME (frame, 1);
framelist = Fcopy_sequence (XFRAME (frame)->buffer_list);
/* Remove from GENERAL any buffer that duplicates one in FRAMELIST. */
tail = framelist;
while (! NILP (tail))
general = Fdelq (XCONS (tail)->car, general);
tail = XCONS (tail)->cdr;
return nconc2 (framelist, general);
return general;
/* Like Fassoc, but use Fstring_equal to compare
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