Re: Is the Cygw32 port ready for testing?

[Ken Brown]

On 10/16/2012 2:24 PM, Eli Zaretskii wrote:
> > Date: Tue, 16 Oct 2012 09:23:28 -0400
> > From: Ken Brown <address@hidden>
> > CC: Eli Zaretskii <address@hidden>, address@hidden
> >
> > ./configure --with-w32 CFLAGS='-g -O0' && make
> >
> > The Emacs abort dialogue box pops up when the build gets to this point:
> >
> > gcc -std=gnu99  -Demacs  -I. -I/home/kbrown/src/emacs/test-w32/src
> > -I../lib -I/home/kbrown/src/emacs/test-w32/src/../lib
> > -I/usr/include/libxml2   -I/usr/include/dbus-1.0
> > -I/usr/lib/dbus-1.0/include          -MMD -MF deps/.d -MP
> > -I/usr/include/p11-kit-1      -g -O0   -L/usr/lib/noX \
> >     -o temacs pre-crt0.o dispnew.o frame.o scroll.o xdisp.o menu.o
> > window.o  charset.o coding.o category.o ccl.o character.o chartab.o
> > bidi.o  cm.o term.o terminal.o xfaces.o   dbusbind.o  emacs.o keyboard.o
> > macros.o keymap.o sysdep.o  buffer.o filelock.o insdel.o marker.o
> > minibuf.o fileio.o dired.o  cmds.o casetab.o casefiddle.o indent.o
> > search.o regex.o undo.o  alloc.o data.o doc.o editfns.o callint.o
> > eval.o floatfns.o fns.o font.o print.o lread.o  syntax.o unexcw.o
> > bytecode.o  process.o gnutls.o callproc.o  region-cache.o sound.o
> > atimer.o  doprnt.o intervals.o textprop.o composite.o xml.o  profiler.o
> >       sheap.o cygw32.o   w32fns.o w32menu.o w32reg.o w32font.o w32term.o
> > w32xfns.o w32select.o w32uniscribe.o fontset.o fringe.o image.o
> > terminfo.o  gmalloc.o   lastfile.o vm-limit.o   ../lib/libgnu.a
> > -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32 -lusp10 -lcomctl32
> > -lwinspool   -ltiff -ljpeg -lpng -lz -lm -lgif -lXpm          -ldbus-1
> > -lpthread -lrt      -lxml2 -lz -liconv -lm       -lncurses
> > -L/usr/bin -lgnutls -lnettle -lhogweed -lgmp -ltasn1 -lp11-kit -lz
> > -lpthread
> > test "no" = "yes" || \
> >     test "X" = X ||  -r temacs.exe
> > cd ../lisp; make -w update-subdirs
> > make[2]: Entering directory `/home/kbrown/src/emacs/test-w32/lisp'
> > cd /home/kbrown/src/emacs/test-w32/lisp; subdirs=`find . -type d
> > -print`;  for file in $subdirs; do  case $file in */.* | */.*/* | */=* |
> > */cedet* ) ;;  *) wins="$wins $file" ;;  esac;  done; \
> > for file in $wins; do \
> >      /home/kbrown/src/emacs/test-w32/build-aux/update-subdirs $file; \
> > done;
> > make[2]: Leaving directory `/home/kbrown/src/emacs/test-w32/lisp'
> > if test "no" = "yes"; then \
> >     rm -f bootstrap-emacs.exe; \
> >     ln temacs.exe bootstrap-emacs.exe; \
> > else \
> >     `/bin/pwd`/temacs --batch --load loadup bootstrap || exit 1; \
> >     test "X" = X ||  -zex emacs.exe; \
> >     mv -f emacs.exe bootstrap-emacs.exe; \
> > fi
>
> Does it also crash if you invoke the following command from the Bash
> prompt in the src directory?
>
>    ./temacs --batch --load loadup bootstrap

Yes.

> If this also crashes, then please run the same command from GDB, and
> see what happens.

Here's the gdb session:

$ gdb ./temacs.exe
GNU gdb (GDB) 7.5.50.20120815-cvs (cygwin-special)
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later 
<http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "i686-cygwin".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /home/kbrown/src/emacs/test-w32/src/temacs.exe...done.
SIGINT is used by the debugger.
Are you sure you want to change it? (y or n) [answered Y; input not from 
terminal]
Environment variable "DISPLAY" not defined.
TERM = xterm
Breakpoint 1 at 0x4ce176: file emacs.c, line 317.
Temporary breakpoint 2 at 0x4ebbce: file sysdep.c, line 794.
(gdb) r --batch --load loadup bootstrap
Starting program: /home/kbrown/src/emacs/test-w32/src/temacs.exe --batch 
--load loadup bootstrap
[New Thread 3812.0x253c]
[New Thread 3812.0x80c]
Program received signal SIGTRAP, Trace/breakpoint trap.
0x765c321a in KERNELBASE!DeleteAce () from 
/c/windows/syswow64/KERNELBASE.dll
(gdb) thread apply all bt full

Thread 2 (Thread 3812.0x80c):
#0  0x7749f8e5 in ntdll!RtlUpdateClonedSRWLock ()
   from /c/windows/system32/ntdll.dll
No symbol table info available.
#1  0x7749f8e5 in ntdll!RtlUpdateClonedSRWLock ()
   from /c/windows/system32/ntdll.dll
No symbol table info available.
#2  0x765bdd54 in ReadFile () from /c/windows/syswow64/KERNELBASE.dll
No symbol table info available.
#3  0x00000098 in ?? ()
No symbol table info available.
#4  0x00000000 in ?? ()
No symbol table info available.

Thread 1 (Thread 3812.0x253c):
#0  0x765c321a in KERNELBASE!DeleteAce ()
   from /c/windows/syswow64/KERNELBASE.dll
No symbol table info available.
#1  0x005bf093 in emacs_abort () at w32fns.c:7706
        button = 6
#2  0x00536928 in staticpro (varaddress=0x807c8c) at alloc.c:5033
No locals.
#3  0x005786cc in defvar_lisp (o_fwd=0x7d35fc,
    namestring=0x7a966d "dbus-runtime-version", address=0x807c8c)
    at lread.c:4055
No locals.
#4  0x004cdfc8 in syms_of_dbusbind () at dbusbind.c:1777
        o_fwd = {
          type = Lisp_Fwd_Obj,
          objvar = 0x807c8c
        }
#5  0x004cf84b in main (argc=5, argv=0x28ac10) at emacs.c:1439
        dummy = 1
        stack_bottom_variable = 0 '\000'
        do_initial_setlocale = true
        dumping = true
        skip_args = 1
        rlim = {
          rlim_cur = 2097152,
          rlim_max = 2097152
        }
        no_loadup = false
        junk = 0x0
        dname_arg = 0x0
        dname_arg2 = 
"\001\000\000\000(\000\000\000\000\000X\253(\000O\255\025a 
\330#a\340\324\037a \336#ax\336#a\300x\023a(\000\001\000\000\000 
\330#a(\000\000\000\000\000\030\254(\000\355\202\022a\340r\030a \330#a("
        ch_to_dir = 0x695f656d <Address 0x695f656d out of bounds>
(gdb) c
Continuing.
[Inferior 1 (process 3812) exited with code 02]