set Fprin1 ($, Qexternal_debugging_output)
echo \n
end
-
document pr
Print the emacs s-expression which is $.
Works only when an inferior emacs is executing.
end
+# Set this to the same thing as the DATA_SEG_BITS macro in your
+# machine-description files.
+set $data_seg_bits = 0
+
+define mips
+set $data_seg_bits = 0x10000000
+end
+document mips
+Set up the xfoo macros to deal with the MIPS processor.
+Specifically, this sets $data_seg_bits to the right thing.
+end
+
define xtype
-print (enum Lisp_Type) (($ >> 24) & 0x7f)
-p $$
+output (enum Lisp_Type) (($ >> 24) & 0x7f)
+echo \n
+end
+document xtype
+Print the type of $, assuming it is an Elisp value.
end
define xint
print (($ & 0x00ffffff) << 8) >> 8
end
+document xint
+Print $, assuming it is an Elisp integer. This gets the sign right.
+end
define xptr
-print (void *) ($ & 0x00ffffff)
+print (void *) (($ & 0x00ffffff) | $data_seg_bits)
+end
+document xptr
+Print the pointer portion of $, assuming it is an Elisp value.
end
define xwindow
-print (struct window *) ($ & 0x00ffffff)
+print (struct window *) (($ & 0x00ffffff) | $data_seg_bits)
+printf "%dx%d+%d+%d\n", $->width, $->height, $->left, $->top
+end
+document xwindow
+Print $ as a window pointer, assuming it is an Elisp window value.
+Print the window's position as "WIDTHxHEIGHT+LEFT+TOP".
end
define xmarker
-print (struct Lisp_Marker *) ($ & 0x00ffffff)
+print (struct Lisp_Marker *) (($ & 0x00ffffff) | $data_seg_bits)
+end
+document xmarker
+Print $ as a marker pointer, assuming it is an Elisp marker value.
end
define xbuffer
-print (struct buffer *) ($ & 0x00ffffff)
+print (struct buffer *) (($ & 0x00ffffff) | $data_seg_bits)
+output &((struct Lisp_String *) ((($->name) & 0x00ffffff) | $data_seg_bits))->data
+echo \n
+end
+document xbuffer
+Set $ as a buffer pointer, assuming it is an Elisp buffer value.
+Print the name of the buffer.
end
define xsymbol
-print (struct Lisp_Symbol *) ($ & 0x00ffffff)
-print &$->name->data
-print $$
+print (struct Lisp_Symbol *) (($ & 0x00ffffff) | $data_seg_bits)
+output &$->name->data
+echo \n
+end
+document xsymbol
+Print the name and address of the symbol $.
+This command assumes that $ is an Elisp symbol value.
end
define xstring
-print (struct Lisp_String *) ($ & 0x00ffffff)
-print ($->data[0])@($->size)
-print $$
+print (struct Lisp_String *) (($ & 0x00ffffff) | $data_seg_bits)
+output ($->size > 10000) ? "big string" : ($->data[0])@($->size)
+echo \n
end
-
document xstring
-Assume that $ is an Emacs Lisp string object, print the string's
-contents, and set $ to a pointer to the string.
+Print the contents and address of the string $.
+This command assumes that $ is an Elisp string value.
end
define xvector
-set $temp = (struct Lisp_Vector *) ($ & 0x00ffffff)
-print ($temp->contents[0])@($temp->size)
-print $temp
+print (struct Lisp_Vector *) (($ & 0x00ffffff) | $data_seg_bits)
+output ($->size > 1000) ? "big vector" : ($->contents[0])@($->size)
+echo \n
end
-
document xvector
-Assume that $ is an Emacs Lisp vector object, print the vector's
-contents, and set $ to a pointer to the vector.
+Print the contents and address of the vector $.
+This command assumes that $ is an Elisp vector value.
end
-define xscreen
-print (struct screen *) ($ & 0x00ffffff)
+define xframe
+print (struct frame *) (($ & 0x00ffffff) | $data_seg_bits)
+end
+document xframe
+Print $ as a frame pointer, assuming it is an Elisp frame value.
end
define xcons
-print (struct Lisp_Cons *) ($ & 0x00ffffff)
-print *$
+print (struct Lisp_Cons *) (($ & 0x00ffffff) | $data_seg_bits)
+output *$
+echo \n
+end
+document xcons
+Print the contents of $, assuming it is an Elisp cons.
end
define xcar
-print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) ($ & 0x00ffffff))->car : 0)
+print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & 0x00ffffff) | $data_seg_bits))->car : 0)
+end
+document xcar
+Print the car of $, assuming it is an Elisp pair.
end
define xcdr
-print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) ($ & 0x00ffffff))->cdr : 0)
+print ((($ >> 24) & 0x7f) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & 0x00ffffff) | $data_seg_bits))->cdr : 0)
+end
+document xcdr
+Print the cdr of $, assuming it is an Elisp pair.
+end
+
+define xsubr
+print (struct Lisp_Subr *) (($ & 0x00ffffff) | $data_seg_bits)
+output *$
+echo \n
+end
+document xsubr
+Print the address of the subr which the Lisp_Object $ points to.
end
-set prettyprint on
+define xprocess
+print (struct Lisp_Process *) (($ & 0x00ffffff) | $data_seg_bits)
+output *$
+echo \n
+end
+document xprocess
+Print the address of the struct Lisp_process which the Lisp_Object $ points to.
+end
+
+define xscrollbar
+print (struct scrollbar *) (($ & 0x00ffffff) | $data_seg_bits)
+output *$
+echo \n
+end
+document xsubr
+Print $ as a scrollbar pointer.
+end
+
+set print pretty on
+
+unset environment TERMCAP
+unset environment TERM
+echo TERMCAP and TERM environment variables unset.\n
+show environment DISPLAY
+set args -q -geometry +0+0
# Don't let abort actually run, as it will make
# stdio stop working and therefore the `pr' command below as well.
# instead...
break _XPrintDefaultError
-unset env TERMCAP
-unset env TERM
-set env DISPLAY :0.0
-info env DISPLAY
-set args -q