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API change: mdb_drop() only accepts del=0 or 1.

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This allows for other flag values in the future.
This commit is contained in:
Hallvard Furuseth 2012-11-27 23:56:47 +01:00
parent d903bed218
commit 7e620a34a2
2 changed files with 4 additions and 4 deletions
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2
libraries/libmdb/mdb.c
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@ -6904,7 +6904,7 @@ int mdb_drop(MDB_txn *txn, MDB_dbi dbi, int del)
MDB_cursor *mc;
int rc;
if (!txn || !dbi || dbi >= txn->mt_numdbs)
if (!txn || !dbi || dbi >= txn->mt_numdbs || (unsigned)del > 1)
return EINVAL;
if (F_ISSET(txn->mt_flags, MDB_TXN_RDONLY))

6
libraries/libmdb/mdb.h
View File

@ -792,12 +792,12 @@ void mdb_close(MDB_env *env, MDB_dbi dbi);
/** @brief Delete a database and/or free all its pages.
*
* If the \b del parameter is non-zero the DB handle will be closed
* If the \b del parameter is 1, the DB handle will be closed
* and the DB will be deleted.
* @param[in] txn A transaction handle returned by #mdb_txn_begin()
* @param[in] dbi A database handle returned by #mdb_open()
* @param[in] del non-zero to delete the DB from the environment,
* otherwise just free its pages.
* @param[in] del 1 to delete the DB from the environment,
* 0 to just free its pages.
* @return A non-zero error value on failure and 0 on success.
*/
int mdb_drop(MDB_txn *txn, MDB_dbi dbi, int del);