[mapserver-dev] mapserver crash on exit, with svn head geos

[David Fuhry]

Steve,

    Yes, someone patched GEOS HEAD shortly after I reported the bug.  Fixed.

-Dave

Steve Lime wrote:
> David: Did the suggestion from the GEOS folks solve the issue?
> 
> Steve
> 
>>>> On 7/17/2009 at 3:57 PM, in message <4A60E59D.407 at acm.org>, David Fuhry
> <dfuhry at acm.org> wrote:
>> With GEOS from svn, mapserver crashes on calling exit(), as GEOS 
>> destroys the static string defined in GEOS' WKBReader.cpp:
>>
>> string WKBReader::BAD_GEOM_TYPE_MSG = "bad geometry type encountered in ";
>>
>> It generally results in a corrupt image, as some glibc error messages 
>> (the usual double-free stuff, I think; forgot to capture) are dumped in 
>> the middle of the image output.  I'm not sure of the ideal fix. 
>> Inlining the few uses of BAD_GEOM_TYPE_MSG with the literal c-string 
>> text works.
>>
>> #0  0xb7f8a410 in ?? ()
>> #1  0xbfad8c5c in ?? ()
>> #2  0x00000006 in ?? ()
>> #3  0xb6656d68 in abort () from /lib/i686/cmov/libc.so.6
>> #4  0xb668cabd in __fsetlocking () from /lib/i686/cmov/libc.so.6
>> #5  0xb66971d4 in malloc_usable_size () from /lib/i686/cmov/libc.so.6
>> #6  0xb6699186 in free () from /lib/i686/cmov/libc.so.6
>> #7  0xb683ee91 in operator delete () from /usr/lib/libstdc++.so.6
>> #8  0xb681ac7d in std::string::_Rep::_M_destroy () from
>> /usr/lib/libstdc++.so.6
>> #9  0xb681cb21 in std::basic_string<char, std::char_traits<char>,
>> std::allocator<char> >::~basic_string () from /usr/lib/libstdc++.so.6
>> #10 0xb61ee80c in __tcf_1 () at WKBReader.cpp:50
>> #11 0xb6658c21 in __cxa_finalize () from /lib/i686/cmov/libc.so.6
>> #12 0xb6162193 in __do_global_dtors_aux () from
>> /usr/local/lib/libgeos-3.2.0.so
>> #13 0xb62684ac in _fini () from /usr/local/lib/libgeos-3.2.0.so
>> #14 0xb7f99a23 in _dl_rtld_di_serinfo () from /lib/ld-linux.so.2
>> #15 0xb6658889 in exit () from /lib/i686/cmov/libc.so.6
>> #16 0x0805b795 in main (argc=2, argv=0xbfad9cb4) at mapserv.c:1877
>>
>> -Dave
>>
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>