Re: The bootstrap of Emacs on Cygwin is broken

Re: The bootstrap of Emacs on Cygwin is broken

[Angelo Graziosi]

Eli Zaretskii ha scritto:
>> Date: Sat, 02 Feb 2008 20:32:29 +0100
>> From: Angelo Graziosi <angelo.graziosi@alice.it>
>> CC: emacs-devel@gnu.org
>>
>> `/bin/pwd`/temacs --batch --load loadup bootstrap
>> Loading loadup.el (source)...
>> Using load-path (/tmp/emacs/lisp /tmp/emacs/lisp/emacs-lisp 
>> /tmp/emacs/lisp/language /tmp/emacs/lisp/international 
>> /tmp/emacs/lisp/textmodes)
>> Loading emacs-lisp/byte-run (source)...
>> Loading emacs-lisp/backquote (source)...
>> Loading subr (source)...
>> Loading version.el (source)...
>> Loading widget (source)...
>> Loading custom (source)...
>> Loading emacs-lisp/map-ynp (source)...
>> Loading cus-start (source)...
>> Note, built-in variable `selection-coding-system' not bound
>> Loading international/mule (source)...
>> Loading international/mule-conf.el (source)...
> 
> Please run this command under GDB, and try to find out why temacs
> exits prematurely, after (or during) loading mule-conf.el.  Does it
> get a fatal signal, perhaps?

I have tried obtaining the following (remember that I am not an expert
of GDB):

=============================================================
$ cd /tmp/build
$ gdb /tmp/build/src/temacs
GNU gdb 6.5.50.20060706-cvs (cygwin-special)
Copyright (C) 2006 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 "i686-pc-cygwin"...
(gdb) run --batch --load loadup bootstrap
Starting program: /tmp/build/src/temacs.exe --batch --load loadup bootstrap
Loaded symbols for /c/WINDOWS/system32/ntdll.dll
Loaded symbols for /c/WINDOWS/system32/kernel32.dll
Loaded symbols for /usr/X11R6/bin/cygICE-6.dll
Loaded symbols for /usr/bin/cygwin1.dll
Loaded symbols for /c/WINDOWS/system32/advapi32.dll
Loaded symbols for /c/WINDOWS/system32/rpcrt4.dll
Loaded symbols for /c/WINDOWS/system32/secur32.dll
Loaded symbols for /usr/X11R6/bin/cygSM-6.dll
Loaded symbols for /usr/X11R6/bin/cygX11-6.dll
Loaded symbols for /usr/X11R6/bin/cygXaw3d-7.dll
Loaded symbols for /usr/X11R6/bin/cygXext-6.dll
Loaded symbols for /usr/X11R6/bin/cygXmu-6.dll
Loaded symbols for /usr/X11R6/bin/cygXt-6.dll
Loaded symbols for /usr/X11R6/bin/cygXpm-4.dll
Loaded symbols for /usr/bin/cygncurses-8.dll
Loaded symbols for /usr/bin/cygjpeg-62.dll
Loaded symbols for /usr/bin/cygpng12.dll
Loaded symbols for /usr/bin/cygz.dll
Loaded symbols for /usr/bin/cygminires.dll
Loaded symbols for /usr/bin/cygtiff-5.dll
Loaded symbols for /usr/bin/cygungif-4.dll
Loading loadup.el (source)...
Using load-path (/tmp/emacs/lisp /tmp/emacs/lisp/emacs-lisp
/tmp/emacs/lisp/language /tmp/emacs/lisp/international
/tmp/emacs/lisp/textmodes)
Loading emacs-lisp/byte-run (source)...
Loading emacs-lisp/backquote (source)...
Loading subr (source)...
Loading version.el (source)...
Loading widget (source)...
Loading custom (source)...
Loading emacs-lisp/map-ynp (source)...
Loading cus-start (source)...
Note, built-in variable `selection-coding-system' not bound
Loading international/mule (source)...
Loading international/mule-conf.el (source)...

Program received signal SIGSEGV, Segmentation fault.
0x610e1805 in _vfprintf_r () from /usr/bin/cygwin1.dll
(gdb)
==================================================================

For the sake of completeness I have discovered

$ find /tmp/ -name "*stackdump*"
/tmp/build/src/temacs.exe.stackdump
/tmp/emacs/admin/unidata/temacs.exe.stackdump
/tmp/emacs/lisp/international/temacs.exe.stackdump


Cheers,
    Angelo.