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authorKen Raeburn <raeburn@raeburn.org>2000-03-30 09:56:31 +0000
committerKen Raeburn <raeburn@raeburn.org>2000-03-30 09:56:31 +0000
commit8801a864d2f7d9b6a77dfffa606f27f338127582 (patch)
tree470499e90d35dabee56b08f00c6841a886dccdee /src/frame.h
parent326855a0f45fe45c4ddd9000046ed6a9aa31534b (diff)
downloademacs-8801a864d2f7d9b6a77dfffa606f27f338127582.tar.gz
* lisp.h (XCONS, XSTRING, XSYMBOL, XFLOAT, XPROCESS, XWINDOW, XSUBR, XBUFFER):
Verify correct object type before returning pointer, using eassert. * frame.h (XFRAME): Likewise. * buffer.c (Frename_buffer, Fset_buffer_multibyte, swap_out_buffer_local_variables, Fmove_overlay): Don't apply XSYMBOL, XBUFFER, etc, to values that may be nil or of the wrong type. * data.c (set_internal): Likewise. * dispextern.h (WINDOW_WANTS_MODELINE_P, WINDOW_WANTS_HEADER_LINE_P): Likewise. * fileio.c (auto_save_1): Likewise. * insdel.c (check_markers): Likewise. * marker.c (buf_charpos_to_bytepos, unchain_marker): Likewise. * undo.c (record_insert): Likewise. * vmsproc.c (child_sig): Likewise. * window.c (unshow_buffer, window_loop): Likewise. * xterm.c (x_erase_phys_cursor): Likewise.
Diffstat (limited to 'src/frame.h')
-rw-r--r--src/frame.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/frame.h b/src/frame.h
index 724a9ee916b..8183b516608 100644
--- a/src/frame.h
+++ b/src/frame.h
@@ -383,7 +383,7 @@ struct frame
typedef struct frame *FRAME_PTR;
-#define XFRAME(p) ((struct frame *) XPNTR (p))
+#define XFRAME(p) (eassert (GC_FRAMEP(p)),(struct frame *) XPNTR (p))
#define XSETFRAME(a, b) (XSETPSEUDOVECTOR (a, b, PVEC_FRAME))
/* Given a window, return its frame as a Lisp_Object. */