GIF89a; EcchiShell v1.0
//usr/include/pgsql/server/

Mass Deface t_data) /* obsolete version of above */ #define TupleGetDatum(_slot, _tuple) HeapTupleGetDatum(_tuple) extern TupleDesc RelationNameGetTupleDesc(const char *relname); extern TupleDesc TypeGetTupleDesc(Oid typeoid, List *colaliases); /* from execTuples.c */ extern TupleDesc BlessTupleDesc(TupleDesc tupdesc); extern AttInMetadata *TupleDescGetAttInMetadata(TupleDesc tupdesc); extern HeapTuple BuildTupleFromCStrings(AttInMetadata *attinmeta, char **values); extern Datum HeapTupleHeaderGetDatum(HeapTupleHeader tuple); extern TupleTableSlot *TupleDescGetSlot(TupleDesc tupdesc); /*---------- * Support for Set Returning Functions (SRFs) * * The basic API for SRFs looks something like: * * Datum * my_Set_Returning_Function(PG_FUNCTION_ARGS) * { * FuncCallContext *funcctx; * Datum result; * MemoryContext oldcontext; * * * if (SRF_IS_FIRSTCALL()) * { * funcctx = SRF_FIRSTCALL_INIT(); * // switch context when allocating stuff to be used in later calls * oldcontext = MemoryContextSwitchTo(funcctx->multi_call_memory_ctx); * * * * * * // return to original context when allocating transient memory * MemoryContextSwitchTo(oldcontext); * } * * funcctx = SRF_PERCALL_SETUP(); * * * if (funcctx->call_cntr < funcctx->max_calls) * { * * * SRF_RETURN_NEXT(funcctx, result); * } * else * SRF_RETURN_DONE(funcctx); * } * *---------- */ /* from funcapi.c */ extern FuncCallContext *init_MultiFuncCall(PG_FUNCTION_ARGS); extern FuncCallContext *per_MultiFuncCall(PG_FUNCTION_ARGS); extern void end_MultiFuncCall(PG_FUNCTION_ARGS, FuncCallContext *funcctx); #define SRF_IS_FIRSTCALL() (fcinfo->flinfo->fn_extra == NULL) #define SRF_FIRSTCALL_INIT() init_MultiFuncCall(fcinfo) #define SRF_PERCALL_SETUP() per_MultiFuncCall(fcinfo) #define SRF_RETURN_NEXT(_funcctx, _result) \ do { \ ReturnSetInfo *rsi; \ (_funcctx)->call_cntr++; \ rsi = (ReturnSetInfo *) fcinfo->resultinfo; \ rsi->isDone = ExprMultipleResult; \ PG_RETURN_DATUM(_result); \ } while (0) #define SRF_RETURN_DONE(_funcctx) \ do { \ ReturnSetInfo *rsi; \ end_MultiFuncCall(fcinfo, _funcctx); \ rsi = (ReturnSetInfo *) fcinfo->resultinfo; \ rsi->isDone = ExprEndResult; \ PG_RETURN_NULL(); \ } while (0) #endif /* FUNCAPI_H */