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mdbx: add mdbx_dbi_flags_ex().

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This commit is contained in:
Leo Yuriev
2017-06-09 16:35:41 +03:00
parent 3ca64535b6
commit 6f53dd0719
3 changed files with 22 additions and 8 deletions
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12
src/mdbx.c
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@@ -9470,8 +9470,9 @@ int mdbx_dbi_close(MDBX_env *env, MDBX_dbi dbi) {
return rc;
}
int mdbx_dbi_flags(MDBX_txn *txn, MDBX_dbi dbi, unsigned *flags) {
if (unlikely(!txn || !flags))
int mdbx_dbi_flags_ex(MDBX_txn *txn, MDBX_dbi dbi, unsigned *flags,
unsigned *state) {
if (unlikely(!txn || !flags || !state))
return MDBX_EINVAL;
if (unlikely(txn->mt_signature != MDBX_MT_SIGNATURE))
@@ -9484,9 +9485,16 @@ int mdbx_dbi_flags(MDBX_txn *txn, MDBX_dbi dbi, unsigned *flags) {
return MDBX_EINVAL;
*flags = txn->mt_dbs[dbi].md_flags & PERSISTENT_FLAGS;
*state = txn->mt_dbflags[dbi] & (DB_NEW | DB_DIRTY | DB_STALE);
return MDBX_SUCCESS;
}
int mdbx_dbi_flags(MDBX_txn *txn, MDBX_dbi dbi, unsigned *flags) {
unsigned state;
return mdbx_dbi_flags_ex(txn, dbi, flags, &state);
}
/* Add all the DB's pages to the free list.
* [in] mc Cursor on the DB to free.
* [in] subs non-Zero to check for sub-DBs in this DB.