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mdbx: minor flags cleanup.

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Change-Id: I6ebb0d76963c0bf41051ca97fba4ec6f564519e2
This commit is contained in:
Leo Yuriev 2015-12-11 10:17:45 +03:00
parent 3df7c4b1e1
commit efda814f7e
2 changed files with 4 additions and 3 deletions
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2
lmdb.h
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@ -282,7 +282,7 @@ typedef void (MDB_rel_func)(MDB_val *item, void *oldptr, void *newptr, void *rel
/** tie reader locktable slots to #MDB_txn objects instead of to threads */ /** tie reader locktable slots to #MDB_txn objects instead of to threads */
#define MDB_NOTLS 0x200000 #define MDB_NOTLS 0x200000
/** don't do any locking, caller must manage their own locks /** don't do any locking, caller must manage their own locks
* WARNING: ReOpenLDAP don't support this mode. */ * WARNING: MDBX and ReOpenLDAP don't support this mode. */
#define MDB_NOLOCK__UNSUPPORTED 0x400000 #define MDB_NOLOCK__UNSUPPORTED 0x400000
/** don't do readahead */ /** don't do readahead */
#define MDB_NORDAHEAD 0x800000 #define MDB_NORDAHEAD 0x800000

5
mdb.c
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@ -4830,8 +4830,9 @@ mdbx_env_open_ex(MDB_env *env, const char *path, unsigned flags, mode_t mode, in
rc = MDB_SUCCESS; rc = MDB_SUCCESS;
flags |= env->me_flags; flags |= env->me_flags;
if (flags & MDB_RDONLY) { if (flags & MDB_RDONLY) {
/* silently ignore irrelevant flags when we're only getting read access */ /* LY: silently ignore irrelevant flags when we're only getting read access */
flags &= ~(MDB_WRITEMAP | MDB_MAPASYNC | MDB_NOSYNC | MDB_NOMETASYNC); flags &= ~(MDB_WRITEMAP | MDB_MAPASYNC | MDB_NOSYNC | MDB_NOMETASYNC
| MDB_COALESCE | MDB_LIFORECLAIM | MDB_NOMEMINIT);
} else { } else {
if (!((env->me_free_pgs = mdb_midl_alloc(MDB_IDL_UM_MAX)) && if (!((env->me_free_pgs = mdb_midl_alloc(MDB_IDL_UM_MAX)) &&
(env->me_dirty_list = calloc(MDB_IDL_UM_SIZE, sizeof(MDB_ID2))))) (env->me_dirty_list = calloc(MDB_IDL_UM_SIZE, sizeof(MDB_ID2)))))