From ffd13db3f84cef20f486e73c465d674e6e1500bd Mon Sep 17 00:00:00 2001 From: Hallvard Furuseth Date: Fri, 9 Dec 2016 00:03:36 +0100 Subject: [PATCH] Cleanup: Add flag DB_DUPDATA, drop DB_DIRTY hack --- libraries/liblmdb/mdb.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c index b057829ac5..27e63ee5ad 100644 --- a/libraries/liblmdb/mdb.c +++ b/libraries/liblmdb/mdb.c @@ -1214,11 +1214,12 @@ struct MDB_txn { * @ingroup internal * @{ */ -#define DB_DIRTY 0x01 /**< DB was modified or is DUPSORT data */ +#define DB_DIRTY 0x01 /**< DB was written in this txn */ #define DB_STALE 0x02 /**< Named-DB record is older than txnID */ #define DB_NEW 0x04 /**< Named-DB handle opened in this txn */ #define DB_VALID 0x08 /**< DB handle is valid, see also #MDB_VALID */ #define DB_USRVALID 0x10 /**< As #DB_VALID, but not set for #FREE_DBI */ +#define DB_DUPDATA 0x20 /**< DB is #MDB_DUPSORT data */ /** @} */ /** In write txns, array of cursors for each DB */ MDB_cursor **mt_cursors; @@ -7230,7 +7231,8 @@ mdb_cursor_touch(MDB_cursor *mc) { int rc = MDB_SUCCESS; - if (mc->mc_dbi >= CORE_DBS && !(*mc->mc_dbflag & DB_DIRTY)) { + if (mc->mc_dbi >= CORE_DBS && !(*mc->mc_dbflag & (DB_DIRTY|DB_DUPDATA))) { + /* Touch DB record of named DB */ MDB_cursor mc2; MDB_xcursor mcx; if (TXN_DBI_CHANGED(mc->mc_txn, mc->mc_dbi)) @@ -8286,7 +8288,7 @@ mdb_xcursor_init1(MDB_cursor *mc, MDB_node *node) } DPRINTF(("Sub-db -%u root page %"Yu, mx->mx_cursor.mc_dbi, mx->mx_db.md_root)); - mx->mx_dbflag = DB_VALID|DB_USRVALID|DB_DIRTY; /* DB_DIRTY guides mdb_cursor_touch */ + mx->mx_dbflag = DB_VALID|DB_USRVALID|DB_DUPDATA; if (NEED_CMP_CLONG(mx->mx_dbx.md_cmp, mx->mx_db.md_pad)) mx->mx_dbx.md_cmp = mdb_cmp_clong; } @@ -8310,7 +8312,7 @@ mdb_xcursor_init2(MDB_cursor *mc, MDB_xcursor *src_mx, int new_dupdata) mx->mx_cursor.mc_top = 0; mx->mx_cursor.mc_flags |= C_INITIALIZED; mx->mx_cursor.mc_ki[0] = 0; - mx->mx_dbflag = DB_VALID|DB_USRVALID|DB_DIRTY; /* DB_DIRTY guides mdb_cursor_touch */ + mx->mx_dbflag = DB_VALID|DB_USRVALID|DB_DUPDATA; #if UINT_MAX < MDB_SIZE_MAX /* matches mdb_xcursor_init1:NEED_CMP_CLONG() */ mx->mx_dbx.md_cmp = src_mx->mx_dbx.md_cmp; #endif -- 2.39.5