[GRASS-dev] Suggestion: wxGUI as default in G6.4

[Glynn Clements]

Markus Neteler wrote:

> Using gdb, I get this:
> 
> GRASS 6.4.0svn (nc_spm_08):~ > gdb python
> GNU gdb 6.8-7mdv2010.0 (Mandriva Linux release 2010.0)
> ...
> (gdb) r /home/neteler/grass64/dist.x86_64-unknown-linux-gnu/etc/wxpython/wxgui.py
> Starting program: /usr/bin/python
> /home/neteler/grass64/dist.x86_64-unknown-linux-gnu/etc/wxpython/wxgui.py
> [Thread debugging using libthread_db enabled]
> [New Thread 0x7f034db846f0 (LWP 11517)]
> Detaching after fork from child process 11528.
> Detaching after fork from child process 11529.
> Detaching after fork from child process 11530.
> Detaching after fork from child process 11531.
> Detaching after fork from child process 11532.
> Detaching after fork from child process 11533.
> [New Thread 0x7f0330a7c910 (LWP 11539)]
> 
> Program received signal SIGSEGV, Segmentation fault.
> mem2chunk_check (mem=0x7f032d40a000, magic_p=0x0) at hooks.c:156
> 156       if (!chunk_is_mmapped(p)) {
> Missing debug package(s), you should install:
> GConf2-debug-2.28.0-1mdv2010.0.x86_64
> ORBit2-debug-2.14.17-1mdv2010.0.x86_64
> [...]
> (gdb) bt
> #0  mem2chunk_check (mem=0x7f032d40a000, magic_p=0x0) at hooks.c:156
> #1  0x00007f034d30633c in free_check (mem=0x7f032d40a000,
>     caller=<value optimized out>) at hooks.c:280
> #2  0x00007f033bde9cf2 in XML_ParserFree () from

Something (presumably in vdigit or nviz) is corrupting the heap,
causing a crash in an unrelated free().

I have no idea where to go from here.

-- 
Glynn Clements <glynn at gclements.plus.com>