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Added flags for txn_begin function.

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This commit is contained in:
Phillip Toland 2008-12-10 17:05:08 -06:00
parent 332e18e7be
commit f743d855d8
2 changed files with 18 additions and 4 deletions
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7
c_src/bdberl_drv.c
View file

@ -212,7 +212,7 @@ static int bdberl_drv_control(ErlDrvData handle, unsigned int cmd,
{
// Extract the type code and filename from the inbuf
// Inbuf is: <<Flags:32/unsigned, Type:8, Name/bytes, 0:8>>
unsigned flags = (unsigned) UNPACK_INT(inbuf, 0);
unsigned flags = UNPACK_INT(inbuf, 0);
DBTYPE type = (DBTYPE) UNPACK_BYTE(inbuf, 4);
char* name = UNPACK_STRING(inbuf, 5);
int dbref;
@ -264,8 +264,11 @@ static int bdberl_drv_control(ErlDrvData handle, unsigned int cmd,
RETURN_INT(ERROR_TXN_OPEN, outbuf);
}
// Inbuf is <<Flags:32/unsigned>>
unsigned flags = UNPACK_INT(inbuf, 0);
// Outbuf is <<Rc:32>>
int rc = G_DB_ENV->txn_begin(G_DB_ENV, 0, &(d->txn), 0);
int rc = G_DB_ENV->txn_begin(G_DB_ENV, 0, &(d->txn), flags);
RETURN_INT(rc, outbuf);
}
case CMD_TXN_COMMIT:

15
src/bdberl_port.erl
View file

@ -287,7 +287,12 @@ close_database(Port, DbRef, Opts) ->
end.
txn_begin(Port) ->
<<Result:32/native>> = erlang:port_control(Port, ?CMD_TXN_BEGIN, <<>>),
txn_begin(Port, []).
txn_begin(Port, Opts) ->
Flags = process_flags(Opts),
Cmd = <<Flags:32/unsigned-native>>,
<<Result:32/native>> = erlang:port_control(Port, ?CMD_TXN_BEGIN, Cmd),
case Result of
?ERROR_NONE -> ok;
?ERROR_ASYNC_PENDING -> {error, async_pending};
@ -388,5 +393,11 @@ flag_value(Flag) ->
rmw -> ?DB_RMW;
set_recno -> ?DB_SET_RECNO;
threaded -> ?DB_THREAD;
truncate -> ?DB_TRUNCATE
truncate -> ?DB_TRUNCATE;
txn_no_sync -> ?DB_TXN_NOSYNC;
txn_no_wait -> ?DB_TXN_NOWAIT;
txn_snapshot -> ?DB_TXN_SNAPSHOT;
txn_sync -> ?DB_TXN_SYNC;
txn_wait -> ?DB_TXN_WAIT;
txn_write_nosync -> ?DB_TXN_WRITE_NOSYNC
end.