static int tclvarColumn(sqlite3_vtab_cursor cur, sqlite3_context ctx, int i) { Tcl_Obj p1 = null; Tcl_Obj p2 = null; string z1; string z2 = ""; tclvar_cursor pCur = (tclvar_cursor)cur; Tcl_Interp interp = ((tclvar_vtab )cur.pVtab).interp; TCL.Tcl_ListObjIndex(interp, pCur.pList1, pCur.i1, out p1); TCL.Tcl_ListObjIndex(interp, pCur.pList2, pCur.i2, out p2); z1 = TCL.Tcl_GetString(p1); if (p2 != null) { z2 = TCL.Tcl_GetString(p2); } switch (i) { case 0: { sqlite3_result_text(ctx, z1, -1, SQLITE_TRANSIENT); break; } case 1: { sqlite3_result_text(ctx, z2, -1, SQLITE_TRANSIENT); break; } case 2: { Tcl_Obj pVal = TCL.Tcl_GetVar2Ex(interp, z1, z2 == "" ? null : z2, (TCL.VarFlag)TCL.TCL_GLOBAL_ONLY); sqlite3_result_text(ctx, TCL.Tcl_GetString(pVal), -1, SQLITE_TRANSIENT); break; } } return(SQLITE_OK); }