Re: [Bug-xnee] cnee 2.05 on debian unstable -- invalid pointer

[Marco Milanesi]

> I tested on a Ubuntu (version name?) and no crash (see below)....

> What gcc version are you using?
address@hidden:~$ gcc -v
Using built-in specs.
Target: i486-linux-gnu
Configured with: ../src/configure -v 
--enable-languages=c,c++,fortran,objc,obj-c++,treelang --prefix=/usr 
--enable-shared --with-system-zlib --libexecdir=/usr/lib 
--without-included-gettext --enable-threads=posix --enable-nls 
--program-suffix=-4.1 --enable-__cxa_atexit --enable-clocale=gnu 
--enable-libstdcxx-debug --enable-mpfr --with-tune=i686 
--enable-checking=release i486-linux-gnu
Thread model: posix
gcc version 4.1.2 20060814 (prerelease) (Debian 4.1.1-11)
address@hidden:~$

> Can you show me the printout from the configure script?

checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for a BSD-compatible install... /usr/bin/install -c
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking for style of include used by make... GNU
checking dependency style of gcc... gcc3
checking whether make sets $(MAKE)... (cached) yes
checking for ranlib... ranlib
checking how to run the C preprocessor... gcc -E
checking for X... libraries , headers in standard search path
checking for gethostbyname... yes
checking for connect... yes
checking for remove... yes
checking for shmat... yes
checking for IceConnectionNumber in -lICE... yes checking for vprintf... yes
checking for _doprnt... no
checking for grep that handles long lines and -e... /bin/grep checking for 
egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking stdarg.h usability... yes
checking stdarg.h presence... yes
checking for stdarg.h... yes
checking for awk... /usr/bin/awk
checking for bash... /bin/sh
checking for dlopen in -lc... no
checking for dlopen in -ldl... yes
checking for sem_init in -lc... no
checking for sem_init in -lpthread... yes
checking for XTestFakeMotionEvent in -lXtst... yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking for library containing strerror... none required
checking for gcc... (cached) gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to accept ISO C89... (cached) none needed
checking dependency style of gcc... (cached) gcc3
checking for gcc... (cached) gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether gcc accepts -g... (cached) yes
checking for gcc option to accept ISO C89... (cached) none needed
checking dependency style of gcc... (cached) gcc3
checking for ANSI C header files... (cached) yes
checking for gethostbyname... (cached) yes
checking for connect... (cached) yes
checking for remove... (cached) yes
checking for shmat... (cached) yes
checking for IceConnectionNumber in -lICE... (cached) yes
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for PACKAGE... yes
checking for dia... /usr/bin/dia
checking for texi2html... no

 **** Warning ****
 *
 * Failed to to find texi2html
 *
 * Suggested solutions:
 *    1) Build Xnee without documentation,
 *      ./configure --disable-doc
 *
 *   2) Install texi2html
 *
 *   3) If texi2html is installed (and not found) make sure texi2html is in the
PATH variable
 *
 ******************

checking for dvi2ps... no

 **** Warning ****
 *
 * Failed to to find dvi2ps
 *
 * Suggested solutions:
 *    1) Build Xnee without documentation,
 *      ./configure --disable-doc
 *
 *   2) Install dvi2ps
 *
 *   3) If dvi2ps is installed (and not found) make sure dvi2ps is in the PATH 
variable
 *
 ******************

checking for ps2pdf... /usr/bin/ps2pdf
checking for epstopdf... /usr/bin/epstopdf
checking for convert... /usr/bin/convert
checking for makeinfo... /usr/bin/makeinfo


          WARNING

 ** Documents are not built **


configure: creating ./config.status
config.status: creating Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating sessions/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating sessions/Makefile
config.status: creating share/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating sessions/Makefile
config.status: creating share/Makefile
config.status: creating libxnee/Makefile
config.status: creating libxnee/test/Makefile
config.status: creating libxnee/src/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating sessions/Makefile
config.status: creating share/Makefile
config.status: creating libxnee/Makefile
config.status: creating libxnee/test/Makefile
config.status: creating libxnee/src/Makefile
config.status: creating cnee/Makefile
config.status: creating cnee/src/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands
configure: creating ./config.status
config.status: creating Makefile
config.status: creating examples/Makefile
config.status: creating sessions/Makefile
config.status: creating share/Makefile
config.status: creating libxnee/Makefile
config.status: creating libxnee/test/Makefile
config.status: creating libxnee/src/Makefile
config.status: creating cnee/Makefile
config.status: creating cnee/src/Makefile
config.status: creating gnee/Makefile
config.status: creating gnee/src/Makefile
config.status: creating config.h
config.status: config.h is unchanged
config.status: executing depfiles commands



> What glibc are you using?

address@hidden:~$ dpkg -l|grep libc6
ii  libc6                             2.3.6.ds1-2                 GNU C 
Library: Shared libraries
ii  libc6-amd64                       2.3.6.ds1-2                 GNU C 
Library: 64bit Shared libraries for AM
ii  libc6-dbg                         2.3.6.ds1-2                 GNU C 
Library: Libraries with debugging symb
ii  libc6-dev                         2.3.6.ds1-2                 GNU C 
Library: Development Libraries and Hea
ii  libc6-dev-amd64                   2.3.6.ds1-2                 GNU C 
Library: 64bit Development Libraries f
rc  libc6-i686                        2.3.6-18                    GNU C 
Library: Shared libraries [i686 optimi
ii  libc6-xen                         2.3.6.ds1-2                 GNU C 
Library: Shared libraries [Xen version
address@hidden:~$

> But since we see a free on address 0x06 I will not pretend that Xnee is
> not a probable cause of this ;) ... anyway, the above would be nice of
> you sent over.

sent! :)

strangely, in non-demo mode it works perfectly!

ciao,
Marco

PS: if you can answer also on xnee-devel I'll offer you a virtual beer :)

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