Hi Bolgarov,
What is the Axis2/C version you are using?
On Tue, 2008-03-18 at 17:17 -0400, Alex Bolgarov wrote:
> Hi,
>
> I'm trying to write a SOAP service using Axis2/C framework. I need the
> service to be written in a C++ language, so as a first step I took an
> 'echo service' example from the Axis distribution, renamed it to .cpp
> file and compiled/linked it with 'g++' compiler. No compile errors
> reported, the resulting .so library I copied to the services
> directory, together with the corresponding services.xml file.
>
> I compiled a sample client that tries to send something to my new service.
>
> Than I strarted an 'axis2_http_server' application and run the client,
> which failed with a SOAP error message about failure to load a dll.
>
> I found in the Axis2/C source code the place where it loads the .so
> file (axutil_class_loader_load_lib() in file 'class_loader.c'), and
> added debug log message that reports into the log the exact text of an
> error as it is returned by dlerror() function, not just a message that
> if failed to load a library, like this (after line 156 of the file
> 'class_loader.c'):
>
> if (!dl_handler)
> {
> AXIS2_LOG_DEBUG(env->log, AXIS2_LOG_SI,
> "AXIS2_PLATFORM_LOADLIB error: [%s]",
> AXIS2_PLATFORM_LOADLIB_ERROR);
>
> ...
> ...
> ...
>
> after recompiling the Axis and running the test again, I see in the
> log following message:
>
> class_loader.c(159) AXIS2_PLATFORM_LOADLIB error:
> [/home/alexb/wsfcpp-repo/services/my_service/libmy_service.so:
> undefined symbol: __gxx_personality_v0]
>
> I understand that the real problem is that the axis2_http_server
> application is not compiled/linked with the g++ support libraries.
> Several years ago I had similar problem when writing a C++ module for
> Apache's httpd server, but there the solution was to use an httpd's
> directive 'LoadFile' to load the g++ runtime library into the httpd
> environment before loading my C++ module with the LoadModule
> directive.
>
> So the question is, does anyone knows how to make the
> axis2_http_server to load the g++ runtime library before it loads a
> C++ .so service library?
>
> For the record, I'm doing all this on the Ubuntu 7.10, and here is a
> result of running 'g++ --version:
>
> $ g++ --version
> g++ (GCC) 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2)
>
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