Re: "Invalid or undefined bitmap" when launched with -Q

[Peter Dyballa]

Am 14.08.2006 um 13:43 schrieb Nick Roberts:

> There must be something odd about your compilation if GDB can't see  
> that
> Lisp_TYPE is an enum.  Even before execution has started you should  
> be able
> to do:
>
>     (gdb) p (enum Lisp_Type) 3
>     $1 = Lisp_String
> ...

        Current directory is ~/Quellen/Emacs_CVS/emacs/src/
	GNU gdb 6.3.50-20050815 (Apple version gdb-477) (Sun Apr 30 20:06:22  
GMT 2006)
        Copyright 2004 Free Software Foundation, Inc.
	GDB is free software, covered by the GNU General Public License, and  
you are
	welcome to change it and/or distribute copies of it under certain  
conditions.
        Type "show copying" to see the conditions.
	There is absolutely no warranty for GDB.  Type "show warranty" for  
details.
	This GDB was configured as "powerpc-apple-darwin"...Reading symbols  
for shared libraries ................. done
        
        DISPLAY = :0
        TERM = dumb
        Breakpoint 1 at 0xc9420: file xfaces.c, line 1163.
        Breakpoint 2 at 0x3408c: file xdisp.c, line 7169.
        Breakpoint 3 at 0x1174fc: file image.c, line 486.
        Breakpoint 4 at 0x1542c0: file sysdep.c, line 1393.
        (gdb) p (enum Lisp_Type) 3
        No enum type named Lisp_Type.
        (gdb) run
        Starting program: /Users/pete/Quellen/Emacs_CVS/emacs/src/emacs -Q
        Reading symbols for shared libraries ..++++++ done
        No struct type named Lisp_Symbol.
        (gdb) p (enum Lisp_Type) 3
        No enum type named Lisp_Type.
        (gdb) cont
        Continuing.
        
	Breakpoint 1, load_pixmap (f=0x9a8420, name=60552283,  
w_ptr=0x9f4d54, h_ptr=0x9f4d58) at xfaces.c:1163
        (gdb) p name
        $1 = 60552283
        (gdb) xtype
        60552283
        (gdb) cont
        Continuing.
        
	Breakpoint 3, x_create_bitmap_from_file (f=0x9a8420, file=60552283)  
at image.c:486
        (gdb) p file
        $2 = 60552283
        (gdb) pr
        No symbol "print_output_debug_flag" in current context.
        (gdb) quit
        The program is running.  Exit anyway? (y or n) y
        
        Debugger finished


> Even after you compiled it with -O0?

Yes.

> > When GNU Emacs starts in Gdb I also get informed:
> >
> >         No struct type named Lisp_Symbol.
>
> That's odd too and is presumably caused by the commands after "tbreak
> init_sys_modes" in .gdbinit.  I can only suggest you rerun  
> configure with as
> few options as possible and do "make bootstrap".

The output above is from:

	./configure --without-carbon --with-x --without-sound --without-pop  
--with-xpm --with-jpeg --with-tiff --with-gif --with-png --enable- 
locallisppath=/Library/Application\ Support/Emacs/calendar22:/Library/ 
Application\ Support/Emacs/preview:/Library/Application\ Support/ 
Emacs/auctex/images:/Library/Application\ Support/Emacs/auctex:/ 
Library/Application\ Support/Emacs CFLAGS="-ggdb -pipe -O0 -fno- 
crossjumping" CPPFLAGS="-no-cpp-precomp -I/usr/include/openssl -I/usr/ 
local/include -I/sw/include -DUSE_ATSUI -DSELECT_USE_CFSOCKET"  
LDFLAGS="-L/usr/X11R6/lib -L/usr/local/lib -L/sw/lib/ncurses -L/sw/lib"
        make bootstrap

> > I'm going to re-configure and re-compile without -dead_strip in
> > LDFLAGS.
>
> I don't know what -dead_strip does but I'd start with simple things  
> first.

       -dead_strip (32-bit only)
              Remove blocks of code and data that are unreachable by  
the entry
              point or exported symbols.


pete 161 /\ gcc --version
powerpc-apple-darwin8-gcc-4.0.1 (GCC) 4.0.1 (Apple Computer, Inc.  
build 5341)
Copyright (C) 2005 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There  
is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR  
PURPOSE.

pete 163 /\ ld -v
Apple Computer, Inc. version cctools-590.42.1.obj~1


I'll try to re-configure and re-compile with another ld!


This is debug seesion in Terminal:

        pete 244 /\ gdb emacs
	GNU gdb 6.3.50-20050815 (Apple version gdb-477) (Sun Apr 30 20:06:22  
GMT 2006)
        Copyright 2004 Free Software Foundation, Inc.
	GDB is free software, covered by the GNU General Public License, and  
you are
	welcome to change it and/or distribute copies of it under certain  
conditions.
        Type "show copying" to see the conditions.
	There is absolutely no warranty for GDB.  Type "show warranty" for  
details.
	This GDB was configured as "powerpc-apple-darwin"...Reading symbols  
for shared libraries ................. done
        
        DISPLAY = :0
        TERM = xterm-color
        Breakpoint 1 at 0xc9420: file xfaces.c, line 1163.
        Breakpoint 2 at 0x3408c: file xdisp.c, line 7169.
        Breakpoint 3 at 0x1174fc: file image.c, line 486.
        Breakpoint 4 at 0x1542c0: file sysdep.c, line 1393.
        (gdb) run
        Starting program: /Users/pete/Quellen/Emacs_CVS/emacs/src/emacs -Q
        Reading symbols for shared libraries ..++++++ done
        No struct type named Lisp_Symbol.
        (gdb) cont
        Continuing.
        
	Breakpoint 1, load_pixmap (f=0x9a8420, name=60552283,  
w_ptr=0x904304, h_ptr=0x904308) at xfaces.c:1163
        1163      if (NILP (name))
        (gdb) p name
        $1 = 60552283
        (gdb) xpr
        No enum type named Lisp_Type.
        (gdb) cont
        Continuing.
        
	Breakpoint 3, x_create_bitmap_from_file (f=0x9a8420, file=60552283)  
at image.c:486
        486       Display_Info *dpyinfo = FRAME_X_DISPLAY_INFO (f);
        (gdb) p file
        $2 = 60552283
        (gdb) pr
        No symbol "print_output_debug_flag" in current context.
        (gdb) quit
        The program is running.  Exit anyway? (y or n) y



--
Greetings

  Pete

When you meet a master swordsman,
show him your sword.
When you meet a man who is not a poet,
do not show him your poem.
                -- Rinzai, ninth century Zen master