From: Nick Roberts Date: Wed, 15 Dec 2004 01:27:48 +0000 (+0000) Subject: Change printing example to break on a procedure name. X-Git-Tag: ttn-vms-21-2-B4~3261 X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=aa1f38cdfb6bb5094ed872a891e057258175374b;p=emacs.git Change printing example to break on a procedure name. --- diff --git a/etc/DEBUG b/etc/DEBUG index 6419b3dfd81..abb49143a05 100644 --- a/etc/DEBUG +++ b/etc/DEBUG @@ -107,36 +107,32 @@ objects which you can examine in turn with the x... commands. Even with a live process, these x... commands are useful for examining the fields in a buffer, window, process, frame or marker. Here's an example using concepts explained in the node "Value History" -of the GDB manual to print the variable frame from this line in -xmenu.c: - - buf.frame_or_window = frame; - -First, use these commands: +of the GDB manual to print values associated with the variable +called frame. First, use these commands: cd src gdb emacs - b xmenu.c:1296 + b set_frame_buffer_list r -q -Then type C-x 5 2 to create a new frame, and it hits the breakpoint: +Then when Emacs it hits the breakpoint: (gdb) p frame - $1 = 1077872640 + $1 = 139854428 (gdb) xtype Lisp_Vectorlike PVEC_FRAME (gdb) xframe - $2 = (struct frame *) 0x3f0800 + $2 = (struct frame *) 0x8560258 (gdb) p *$ $3 = { - size = 536871989, - next = 0x366240, - name = 809661752, + size = 1073742931, + next = 0x85dfe58, + name = 140615219, [...] } (gdb) p $3->name - $4 = 809661752 + $4 = 140615219 Now we can use `pr' to print the name of the frame: