Function TRA_post_resources

src/jrd/tra.cpp:951–1010

void TRA_post_resources(thread_db* tdbb, jrd_tra* transaction, ResourceList& resources)
{
/**************************************
 *
 *	T R A _ p o s t _ r e s o u r c e s
 *
 **************************************
 *
 * Functional description
 *	Post interest in relation/procedure/collation existence to transaction.
 *	This guarantees that the relation/procedure/collation won't be dropped
 *	out from under the transaction.
 *
 **************************************/
	SET_TDBB(tdbb);

	Jrd::ContextPoolHolder context(tdbb, transaction->tra_pool);

	for (Resource* rsc = resources.begin(); rsc < resources.end(); rsc++)
	{
		if (rsc->rsc_type == Resource::rsc_relation ||
			rsc->rsc_type == Resource::rsc_procedure ||
			rsc->rsc_type == Resource::rsc_function ||
			rsc->rsc_type == Resource::rsc_collation)
		{
			FB_SIZE_T i;
			if (!transaction->tra_resources.find(*rsc, i))
			{
				transaction->tra_resources.insert(i, *rsc);
				switch (rsc->rsc_type)
				{
				case Resource::rsc_relation:
					MET_post_existence(tdbb, rsc->rsc_rel);
					if (rsc->rsc_rel->rel_file) {
						EXT_tra_attach(rsc->rsc_rel->rel_file, transaction);
					}
					break;
				case Resource::rsc_procedure:
				case Resource::rsc_function:
					rsc->rsc_routine->addRef();
#ifdef DEBUG_PROCS
					{
						char buffer[256];
						sprintf(buffer,
								"Called from TRA_post_resources():\n\t Incrementing use count of %s\n",
								rsc->rsc_routine->prc_name->c_str());
						JRD_print_procedure_info(tdbb, buffer);
					}
#endif
					break;
				case Resource::rsc_collation:
					rsc->rsc_coll->incUseCount(tdbb);
					break;
				default:   // shut up compiler warning
					break;
				}
			}
		}