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authorGerd Moellmann <gerd@gnu.org>2001-01-18 14:10:06 +0000
committerGerd Moellmann <gerd@gnu.org>2001-01-18 14:10:06 +0000
commit91523be9250b96b4ebe360630fb4aa6f2263b73a (patch)
tree3ba11ba88f0396272d1bac43d3ebf5d30c2e677a /src/window.h
parent9e571f494c4dc89dca613aff9d7518f3a4ad5fef (diff)
downloademacs-91523be9250b96b4ebe360630fb4aa6f2263b73a.tar.gz
(WINDOW_LIVE_P): New macro.
Diffstat (limited to 'src/window.h')
-rw-r--r--src/window.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/window.h b/src/window.h
index c5737ef7238..36ca6811d5e 100644
--- a/src/window.h
+++ b/src/window.h
@@ -1,5 +1,6 @@
/* Window definitions for GNU Emacs.
- Copyright (C) 1985, 1986, 1993, 1995 Free Software Foundation, Inc.
+ Copyright (C) 1985, 1986, 1993, 1995, 1997, 1998, 1999, 2000, 2001
+ Free Software Foundation, Inc.
This file is part of GNU Emacs.
@@ -446,4 +447,9 @@ extern void check_frame_size P_ ((struct frame *frame, int *rows, int *cols));
struct glyph *get_phys_cursor_glyph P_ ((struct window *w));
+/* Value is non-zero if WINDOW is a live window. */
+
+#define WINDOW_LIVE_P(WINDOW) \
+ (WINDOWP ((WINDOW)) && !NILP (XWINDOW ((WINDOW))->buffer))
+
#endif /* not WINDOW_H_INCLUDED */