2009-04-14  Vivien Malerba <malerba@gnome-db.org>

	* libgda/thread-wrapper/Makefile.am:
	* libgda/thread-wrapper/gda-thread-blob-op.[ch]: wrapper for GdaBlobOp
	objects
	* libgda/thread-wrapper/gda-thread-wrapper.[ch]:
	  - loosened locking
	  - allow the wrapped thread to use the GdaThreadWrapper object
	  - API change in gda_thread_wrapper_fetch_result()
	* libgda/thread-wrapper/gda-thread-recordset.c:
	  - use the new GdaThreadBlobOp object
	  - adaptations to the API change in gda_thread_wrapper_fetch_result()
	* libgda/thread-wrapper/gda-thread-provider.[ch]:
	  - renamed gda_thread_provider_get_type() to _gda_thread_provider_get_type()
	    to avoid exporting the symbol
	  - implemented asynchronous execution
	  - adaptations to the API change in gda_thread_wrapper_fetch_result()
	* tests/multi-threading/check_wrapper.c:
	  - adaptations to the API change in gda_thread_wrapper_fetch_result()
	* libgda/gda-connection.c:
	  - instanciate the database provider only when really needed
	  - loosened locking
	* tools/test_blob.sh: adapted to version 4.1
	* doc/C: doc. updates regarding multi-threading and asynchronous statement
	execution
	* Makefile.am:
	* samples/Makefile:
	* samples/README:
	* samples/AsyncExec: new example about hos to use the asynchronous statement
	execution API

svn path=/trunk/; revision=3374