Server message callback example

This is an example of a server message callback:

/*

           ** ex_servermsg_cb()

**

           ** Type of function:

           **      Example program server message handler

**

           ** Purpose:

           **      Installed as a callback into Open Client.

**

           ** Returns:

           **      CS_SUCCEED

**

           ** Side Effects:

           **      None

*/

           CS_RETCODE CS_PUBLIC

           ex_servermsg_cb(context, connection, srvmsg)

           CS_CONTEXT        *connection;

           CS_CONNECTION     *cmd;

           CS_SERVERMSG      *srvmsg;

                fprintf(EX_ERROR_OUT, "\nServer message:\n");

                fprintf(EX_ERROR_OUT, "Message number: %ld, \

                     Severity %ld, ", srvmsg->msgnumber,

                     srvmsg->severity);

                fprintf(EX_ERROR_OUT, "State %ld, Line %ld",

                     srvmsg->state, srvmsg->line);

               if (srvmsg->svrnlen > 0)

                     fprintf(EX_ERROR_OUT, "\nServer '%s'",

                          srvmsg->svrname);

               if (srvmsg->proclen > 0)

                     fprintf(EX_ERROR_OUT, " Procedure '%s'",

                          srvmsg->proc);

               fprintf(EX_ERROR_OUT, "\nMessage String: %s",

                     srvmsg->text);

               return CS_SUCCEED;