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update lmdb64

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Riccardo Spagni 2015-04-14 21:07:39 +02:00
parent e325c5f04d
commit 41f0a8fe4d
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22 changed files with 201 additions and 365 deletions
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15
external/db_drivers/liblmdb64/CHANGES vendored
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@ -1,5 +1,20 @@
LMDB 0.9 Change Log
LMDB 0.9.15 Release Engineering
Fix txn init (ITS#7961,#7987)
Fix MDB_PREV_DUP (ITS#7955,#7671)
Fix compact of empty env (ITS#7956)
Fix mdb_load with large values (ITS#8066)
Added workaround for fdatasync bug in ext3fs
Build
Don't use -fPIC for static lib
Update .gitignore (ITS#7952,#7953)
Cleanup for "make test" (ITS#7841)
Misc. Android/Windows cleanup
Documentation
Fix MDB_APPEND doc
Clarify mdb_dbi_open doc
LMDB 0.9.14 Release (2014/09/20)
Fix to support 64K page size (ITS#7713)
Fix to persist decreased as well as increased mapsizes (ITS#7789)

2
external/db_drivers/liblmdb64/COPYRIGHT vendored
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@ -1,4 +1,4 @@
Copyright 2011-2014 Howard Chu, Symas Corp.
Copyright 2011-2015 Howard Chu, Symas Corp.
All rights reserved.
Redistribution and use in source and binary forms, with or without

31
external/db_drivers/liblmdb64/lmdb.h vendored
View File

@ -49,15 +49,11 @@
* stale locks can block further operation.
*
* Fix: Check for stale readers periodically, using the
* #mdb_reader_check function or the \ref mdb_stat_1 "mdb_stat" tool.
* Stale writers will be cleared automatically on most systems:
* - Windows - automatic
* - BSD, systems using SysV semaphores - automatic
* - Linux, systems using POSIX mutexes with Robust option - automatic
* Otherwise just make all programs using the database close it;
* the lockfile is always reset on first open of the environment.
* #mdb_reader_check function or the \ref mdb_stat_1 "mdb_stat" tool. Or just
* make all programs using the database close it; the lockfile
* is always reset on first open of the environment.
*
* - On BSD systems or others configured with MDB_USE_SYSV_SEM,
* - On BSD systems or others configured with MDB_USE_POSIX_SEM,
* startup can fail due to semaphores owned by another userid.
*
* Fix: Open and close the database as the user which owns the
@ -110,9 +106,6 @@
* for stale readers is performed or the lockfile is reset,
* since the process may not remove it from the lockfile.
*
* This does not apply to write transactions if the system clears
* stale writers, see above.
*
* - If you do that anyway, do a periodic check for stale readers. Or
* close the environment once in a while, so the lockfile can get reset.
*
@ -126,7 +119,7 @@
*
* @author Howard Chu, Symas Corporation.
*
* @copyright Copyright 2011-2014 Howard Chu, Symas Corp. All rights reserved.
* @copyright Copyright 2011-2015 Howard Chu, Symas Corp. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
@ -398,7 +391,7 @@ typedef enum MDB_cursor_op {
#define MDB_PAGE_NOTFOUND (-30797)
/** Located page was wrong type */
#define MDB_CORRUPTED (-30796)
/** Update of meta page failed or environment had fatal error */
/** Update of meta page failed, probably I/O error */
#define MDB_PANIC (-30795)
/** Environment version mismatch */
#define MDB_VERSION_MISMATCH (-30794)
@ -736,7 +729,6 @@ void mdb_env_close(MDB_env *env);
* This may be used to set some flags in addition to those from
* #mdb_env_open(), or to unset these flags. If several threads
* change the flags at the same time, the result is undefined.
* Most flags cannot be changed after #mdb_env_open().
* @param[in] env An environment handle returned by #mdb_env_create()
* @param[in] flags The flags to change, bitwise OR'ed together
* @param[in] onoff A non-zero value sets the flags, zero clears them.
@ -954,17 +946,6 @@ int mdb_txn_begin(MDB_env *env, MDB_txn *parent, unsigned int flags, MDB_txn **
*/
MDB_env *mdb_txn_env(MDB_txn *txn);
/** @brief Return the transaction's ID.
*
* This returns the identifier associated with this transaction. For a
* read-only transaction, this corresponds to the snapshot being read;
* concurrent readers will frequently have the same transaction ID.
*
* @param[in] txn A transaction handle returned by #mdb_txn_begin()
* @return A transaction ID, valid if input is an active transaction.
*/
size_t mdb_txn_id(MDB_txn *txn);
/** @brief Commit all the operations of a transaction into the database.
*
* The transaction handle is freed. It and its cursors must not be used

472
external/db_drivers/liblmdb64/mdb.c vendored
View File

@ -5,7 +5,7 @@
* BerkeleyDB API, but much simplified.
*/
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -110,7 +110,7 @@ extern int cacheflush(char *addr, int nbytes, int cache);
#endif
#if defined(__APPLE__) || defined (BSD)
# define MDB_USE_SYSV_SEM 1
# define MDB_USE_POSIX_SEM 1
# define MDB_FDATASYNC fsync
#elif defined(ANDROID)
# define MDB_FDATASYNC fsync
@ -118,18 +118,11 @@ extern int cacheflush(char *addr, int nbytes, int cache);
#ifndef _WIN32
#include <pthread.h>
#ifdef MDB_USE_SYSV_SEM
#include <sys/ipc.h>
#include <sys/sem.h>
#ifdef _SEM_SEMUN_UNDEFINED
union semun {
int val;
struct semid_ds *buf;
unsigned short *array;
};
#endif /* _SEM_SEMUN_UNDEFINED */
#endif /* MDB_USE_SYSV_SEM */
#endif /* !_WIN32 */
#ifdef MDB_USE_POSIX_SEM
# define MDB_USE_HASH 1
#include <semaphore.h>
#endif
#endif
#ifdef USE_VALGRIND
#include <valgrind/memcheck.h>
@ -206,10 +199,6 @@ union semun {
/** Features under development */
#ifndef MDB_DEVEL
#define MDB_DEVEL 0
#endif
#if defined(_WIN32) || defined(MDB_USE_SYSV_SEM) || defined(EOWNERDEAD)
#define MDB_ROBUST_SUPPORTED 1
#endif
/** Wrapper around __func__, which is a C99 feature */
@ -222,16 +211,6 @@ union semun {
# define mdb_func_ "<mdb_unknown>"
#endif
/* Internal error codes, not exposed outside liblmdb */
#define MDB_NO_ROOT (MDB_LAST_ERRCODE + 10)
#ifdef _WIN32
#define MDB_OWNERDEAD ((int) WAIT_ABANDONED)
#elif defined MDB_USE_SYSV_SEM
#define MDB_OWNERDEAD (MDB_LAST_ERRCODE + 11)
#else
#define MDB_OWNERDEAD EOWNERDEAD
#endif
#ifdef _WIN32
#define MDB_USE_HASH 1
#define MDB_PIDLOCK 0
@ -239,7 +218,6 @@ union semun {
#define pthread_t HANDLE
#define pthread_mutex_t HANDLE
#define pthread_cond_t HANDLE
typedef HANDLE mdb_mutex_t;
#define pthread_key_t DWORD
#define pthread_self() GetCurrentThreadId()
#define pthread_key_create(x,y) \
@ -253,10 +231,10 @@ typedef HANDLE mdb_mutex_t;
#define pthread_cond_wait(cond,mutex) do{SignalObjectAndWait(*mutex, *cond, INFINITE, FALSE); WaitForSingleObject(*mutex, INFINITE);}while(0)
#define THREAD_CREATE(thr,start,arg) thr=CreateThread(NULL,0,start,arg,0,NULL)
#define THREAD_FINISH(thr) WaitForSingleObject(thr, INFINITE)
#define MDB_MUTEX(env, rw) ((env)->me_##rw##mutex)
#define LOCK_MUTEX0(mutex) WaitForSingleObject(mutex, INFINITE)
#define UNLOCK_MUTEX(mutex) ReleaseMutex(mutex)
#define mdb_mutex_consistent(mutex) 0
#define LOCK_MUTEX_R(env) pthread_mutex_lock(&(env)->me_rmutex)
#define UNLOCK_MUTEX_R(env) pthread_mutex_unlock(&(env)->me_rmutex)
#define LOCK_MUTEX_W(env) pthread_mutex_lock(&(env)->me_wmutex)
#define UNLOCK_MUTEX_W(env) pthread_mutex_unlock(&(env)->me_wmutex)
#define getpid() GetCurrentProcessId()
#define MDB_FDATASYNC(fd) (!FlushFileBuffers(fd))
#define MDB_MSYNC(addr,len,flags) (!FlushViewOfFile(addr,len))
@ -279,59 +257,38 @@ typedef HANDLE mdb_mutex_t;
/** For MDB_LOCK_FORMAT: True if readers take a pid lock in the lockfile */
#define MDB_PIDLOCK 1
#ifdef MDB_USE_SYSV_SEM
#ifdef MDB_USE_POSIX_SEM
typedef struct mdb_mutex {
int semid;
int semnum;
int *locked;
} mdb_mutex_t;
#define MDB_MUTEX(env, rw) (&(env)->me_##rw##mutex)
#define LOCK_MUTEX0(mutex) mdb_sem_wait(mutex)
#define UNLOCK_MUTEX(mutex) do { \
struct sembuf sb = { 0, 1, SEM_UNDO }; \
sb.sem_num = (mutex)->semnum; \
*(mutex)->locked = 0; \
semop((mutex)->semid, &sb, 1); \
} while(0)
#define LOCK_MUTEX_R(env) mdb_sem_wait((env)->me_rmutex)
#define UNLOCK_MUTEX_R(env) sem_post((env)->me_rmutex)
#define LOCK_MUTEX_W(env) mdb_sem_wait((env)->me_wmutex)
#define UNLOCK_MUTEX_W(env) sem_post((env)->me_wmutex)
static int
mdb_sem_wait(mdb_mutex_t *sem)
mdb_sem_wait(sem_t *sem)
{
int rc, *locked = sem->locked;
struct sembuf sb = { 0, -1, SEM_UNDO };
sb.sem_num = sem->semnum;
do {
if (!semop(sem->semid, &sb, 1)) {
rc = *locked ? MDB_OWNERDEAD : MDB_SUCCESS;
*locked = 1;
break;
}
} while ((rc = errno) == EINTR);
return rc;
int rc;
while ((rc = sem_wait(sem)) && (rc = errno) == EINTR) ;
return rc;
}
#define mdb_mutex_consistent(mutex) 0
#else
/** Pointer/HANDLE type of shared mutex/semaphore.
/** Lock the reader mutex.
*/
typedef pthread_mutex_t mdb_mutex_t;
/** Mutex for the reader table (rw = r) or write transaction (rw = w).
#define LOCK_MUTEX_R(env) pthread_mutex_lock(&(env)->me_txns->mti_mutex)
/** Unlock the reader mutex.
*/
#define MDB_MUTEX(env, rw) (&(env)->me_txns->mti_##rw##mutex)
/** Lock the reader or writer mutex.
* Returns 0 or a code to give #mdb_mutex_failed(), as in #LOCK_MUTEX().
#define UNLOCK_MUTEX_R(env) pthread_mutex_unlock(&(env)->me_txns->mti_mutex)
/** Lock the writer mutex.
* Only a single write transaction is allowed at a time. Other writers
* will block waiting for this mutex.
*/
#define LOCK_MUTEX0(mutex) pthread_mutex_lock(mutex)
/** Unlock the reader or writer mutex.
#define LOCK_MUTEX_W(env) pthread_mutex_lock(&(env)->me_txns->mti_wmutex)
/** Unlock the writer mutex.
*/
#define UNLOCK_MUTEX(mutex) pthread_mutex_unlock(mutex)
/** Mark mutex-protected data as repaired, after death of previous owner.
*/
#define mdb_mutex_consistent(mutex) pthread_mutex_consistent(mutex)
#endif /* MDB_USE_SYSV_SEM */
#define UNLOCK_MUTEX_W(env) pthread_mutex_unlock(&(env)->me_txns->mti_wmutex)
#endif /* MDB_USE_POSIX_SEM */
/** Get the error code for the last failed system function.
*/
@ -356,35 +313,14 @@ typedef pthread_mutex_t mdb_mutex_t;
#define GET_PAGESIZE(x) ((x) = sysconf(_SC_PAGE_SIZE))
#endif
#if defined(_WIN32)
#if defined(_WIN32) || defined(MDB_USE_POSIX_SEM)
#define MNAME_LEN 32
#elif defined(MDB_USE_SYSV_SEM)
#define MNAME_LEN (sizeof(int))
#else
#define MNAME_LEN (sizeof(pthread_mutex_t))
#endif
#ifdef MDB_USE_SYSV_SEM
#define SYSV_SEM_FLAG 1 /**< SysV sems in lockfile format */
#else
#define SYSV_SEM_FLAG 0
#endif
/** @} */
#ifdef MDB_ROBUST_SUPPORTED
/** Lock mutex, handle any error, set rc = result.
* Return 0 on success, nonzero (not rc) on error.
*/
#define LOCK_MUTEX(rc, env, mutex) \
(((rc) = LOCK_MUTEX0(mutex)) && \
((rc) = mdb_mutex_failed(env, mutex, rc)))
static int mdb_mutex_failed(MDB_env *env, mdb_mutex_t *mutex, int rc);
#else
#define LOCK_MUTEX(rc, env, mutex) ((rc) = LOCK_MUTEX0(mutex))
#define mdb_mutex_failed(env, mutex, rc) (rc)
#endif
#ifndef _WIN32
/** A flag for opening a file and requesting synchronous data writes.
* This is only used when writing a meta page. It's not strictly needed;
@ -508,7 +444,7 @@ static txnid_t mdb_debug_start;
/** The version number for a database's datafile format. */
#define MDB_DATA_VERSION ((MDB_DEVEL) ? 999 : 1)
/** The version number for a database's lockfile format. */
#define MDB_LOCK_VERSION ((MDB_DEVEL) ? 999 : 1)
#define MDB_LOCK_VERSION 1
/** @brief The max size of a key we can write, or 0 for dynamic max.
*
@ -692,16 +628,13 @@ typedef struct MDB_txbody {
uint32_t mtb_magic;
/** Format of this lock file. Must be set to #MDB_LOCK_FORMAT. */
uint32_t mtb_format;
#if defined(_WIN32)
#if defined(_WIN32) || defined(MDB_USE_POSIX_SEM)
char mtb_rmname[MNAME_LEN];
#elif defined(MDB_USE_SYSV_SEM)
int mtb_semid;
int mtb_rlocked;
#else
/** Mutex protecting access to this table.
* This is the #MDB_MUTEX(env,r) reader table lock.
* This is the reader lock that #LOCK_MUTEX_R acquires.
*/
pthread_mutex_t mtb_rmutex;
pthread_mutex_t mtb_mutex;
#endif
/** The ID of the last transaction committed to the database.
* This is recorded here only for convenience; the value can always
@ -721,23 +654,16 @@ typedef struct MDB_txninfo {
MDB_txbody mtb;
#define mti_magic mt1.mtb.mtb_magic
#define mti_format mt1.mtb.mtb_format
#define mti_rmutex mt1.mtb.mtb_rmutex
#define mti_mutex mt1.mtb.mtb_mutex
#define mti_rmname mt1.mtb.mtb_rmname
#define mti_txnid mt1.mtb.mtb_txnid
#define mti_numreaders mt1.mtb.mtb_numreaders
#ifdef MDB_USE_SYSV_SEM
#define mti_semid mt1.mtb.mtb_semid
#define mti_rlocked mt1.mtb.mtb_rlocked
#endif
char pad[(sizeof(MDB_txbody)+CACHELINE-1) & ~(CACHELINE-1)];
} mt1;
union {
#if defined(_WIN32)
#if defined(_WIN32) || defined(MDB_USE_POSIX_SEM)
char mt2_wmname[MNAME_LEN];
#define mti_wmname mt2.mt2_wmname
#elif defined MDB_USE_SYSV_SEM
int mt2_wlocked;
#define mti_wlocked mt2.mt2_wlocked
#else
pthread_mutex_t mt2_wmutex;
#define mti_wmutex mt2.mt2_wmutex
@ -752,7 +678,6 @@ typedef struct MDB_txninfo {
((uint32_t) \
((MDB_LOCK_VERSION) \
/* Flags which describe functionality */ \
+ (SYSV_SEM_FLAG << 18) \
+ (((MDB_PIDLOCK) != 0) << 16)))
/** @} */
@ -1222,11 +1147,11 @@ struct MDB_env {
int me_live_reader; /**< have liveness lock in reader table */
#ifdef _WIN32
int me_pidquery; /**< Used in OpenProcess */
#endif
#if defined(_WIN32) || defined(MDB_USE_SYSV_SEM)
/* Windows mutexes/SysV semaphores do not reside in shared mem */
mdb_mutex_t me_rmutex;
mdb_mutex_t me_wmutex;
HANDLE me_rmutex; /* Windows mutexes don't reside in shared mem */
HANDLE me_wmutex;
#elif defined(MDB_USE_POSIX_SEM)
sem_t *me_rmutex; /* Shared mutexes are not supported */
sem_t *me_wmutex;
#endif
void *me_userctx; /**< User-settable context */
MDB_assert_func *me_assert_func; /**< Callback for assertion failures */
@ -1278,7 +1203,7 @@ static int mdb_page_split(MDB_cursor *mc, MDB_val *newkey, MDB_val *newdata,
static int mdb_env_read_header(MDB_env *env, MDB_meta *meta);
static int mdb_env_pick_meta(const MDB_env *env);
static int mdb_env_write_meta(MDB_txn *txn);
#if !(defined(_WIN32) || defined(MDB_USE_SYSV_SEM)) /* Drop unused excl arg */
#if !(defined(_WIN32) || defined(MDB_USE_POSIX_SEM)) /* Drop unused excl arg */
# define mdb_env_close0(env, excl) mdb_env_close1(env)
#endif
static void mdb_env_close0(MDB_env *env, int excl);
@ -1315,7 +1240,6 @@ static void mdb_xcursor_init1(MDB_cursor *mc, MDB_node *node);
static int mdb_drop0(MDB_cursor *mc, int subs);
static void mdb_default_cmp(MDB_txn *txn, MDB_dbi dbi);
static int mdb_reader_check0(MDB_env *env, int rlocked, int *dead);
/** @cond */
static MDB_cmp_func mdb_cmp_memn, mdb_cmp_memnr, mdb_cmp_int, mdb_cmp_cint, mdb_cmp_long;
@ -1343,7 +1267,7 @@ static char *const mdb_errstr[] = {
"MDB_NOTFOUND: No matching key/data pair found",
"MDB_PAGE_NOTFOUND: Requested page not found",
"MDB_CORRUPTED: Located page was wrong type",
"MDB_PANIC: Update of meta page failed or environment had fatal error",
"MDB_PANIC: Update of meta page failed",
"MDB_VERSION_MISMATCH: Database environment version mismatch",
"MDB_INVALID: File is not an LMDB file",
"MDB_MAP_FULL: Environment mapsize limit reached",
@ -2583,7 +2507,6 @@ mdb_txn_renew0(MDB_txn *txn)
} else {
MDB_PID_T pid = env->me_pid;
MDB_THR_T tid = pthread_self();
mdb_mutex_t *rmutex = MDB_MUTEX(env, r);
if (!env->me_live_reader) {
rc = mdb_reader_pid(env, Pidset, pid);
@ -2592,26 +2515,24 @@ mdb_txn_renew0(MDB_txn *txn)
env->me_live_reader = 1;
}
if (LOCK_MUTEX(rc, env, rmutex))
return rc;
LOCK_MUTEX_R(env);
nr = ti->mti_numreaders;
for (i=0; i<nr; i++)
if (ti->mti_readers[i].mr_pid == 0)
break;
if (i == env->me_maxreaders) {
UNLOCK_MUTEX(rmutex);
UNLOCK_MUTEX_R(env);
return MDB_READERS_FULL;
}
r = &ti->mti_readers[i];
r->mr_txnid = (txnid_t)-1;
r->mr_tid = tid;
r->mr_pid = pid; /* should be written last, see ITS#7971. */
ti->mti_readers[i].mr_pid = pid;
ti->mti_readers[i].mr_tid = tid;
if (i == nr)
ti->mti_numreaders = ++nr;
/* Save numreaders for un-mutexed mdb_env_close() */
env->me_numreaders = nr;
UNLOCK_MUTEX(rmutex);
UNLOCK_MUTEX_R(env);
r = &ti->mti_readers[i];
new_notls = (env->me_flags & MDB_NOTLS);
if (!new_notls && (rc=pthread_setspecific(env->me_txkey, r))) {
r->mr_pid = 0;
@ -2627,8 +2548,8 @@ mdb_txn_renew0(MDB_txn *txn)
}
} else {
if (ti) {
if (LOCK_MUTEX(rc, env, MDB_MUTEX(env, w)))
return rc;
LOCK_MUTEX_W(env);
txn->mt_txnid = ti->mti_txnid;
meta = env->me_metas[txn->mt_txnid & 1];
} else {
@ -2822,13 +2743,6 @@ mdb_txn_env(MDB_txn *txn)
return txn->mt_env;
}
size_t
mdb_txn_id(MDB_txn *txn)
{
if(!txn) return 0;
return txn->mt_txnid;
}
/** Export or close DBI handles opened in this txn. */
static void
mdb_dbis_update(MDB_txn *txn, int keep)
@ -2901,7 +2815,7 @@ mdb_txn_reset0(MDB_txn *txn, const char *act)
env->me_txn = NULL;
/* The writer mutex was locked in mdb_txn_begin. */
if (env->me_txns)
UNLOCK_MUTEX(MDB_MUTEX(env, w));
UNLOCK_MUTEX_W(env);
} else {
txn->mt_parent->mt_child = NULL;
env->me_pgstate = ((MDB_ntxn *)txn)->mnt_pgstate;
@ -3494,7 +3408,7 @@ done:
mdb_dbis_update(txn, 1);
if (env->me_txns)
UNLOCK_MUTEX(MDB_MUTEX(env, w));
UNLOCK_MUTEX_W(env);
if (txn != env->me_txn0)
free(txn);
@ -3569,7 +3483,6 @@ mdb_env_read_header(MDB_env *env, MDB_meta *meta)
return 0;
}
/** Fill in most of the zeroed #MDB_meta for an empty database environment */
static void ESECT
mdb_env_init_meta0(MDB_env *env, MDB_meta *meta)
{
@ -3586,7 +3499,7 @@ mdb_env_init_meta0(MDB_env *env, MDB_meta *meta)
/** Write the environment parameters of a freshly created DB environment.
* @param[in] env the environment handle
* @param[in] meta the #MDB_meta to write
* @param[out] meta address of where to store the meta information
* @return 0 on success, non-zero on failure.
*/
static int ESECT
@ -3613,6 +3526,8 @@ mdb_env_init_meta(MDB_env *env, MDB_meta *meta)
psize = env->me_psize;
mdb_env_init_meta0(env, meta);
p = calloc(2, psize);
p->mp_pgno = 0;
p->mp_flags = P_META;
@ -3670,10 +3585,6 @@ mdb_env_write_meta(MDB_txn *txn)
mp->mm_dbs[0] = txn->mt_dbs[0];
mp->mm_dbs[1] = txn->mt_dbs[1];
mp->mm_last_pg = txn->mt_next_pgno - 1;
#if !(defined(_MSC_VER) || defined(__i386__) || defined(__x86_64__))
/* LY: issue a memory barrier, if not x86. ITS#7969 */
__sync_synchronize();
#endif
mp->mm_txnid = txn->mt_txnid;
if (!(env->me_flags & (MDB_NOMETASYNC|MDB_NOSYNC))) {
unsigned meta_size = env->me_psize;
@ -3783,9 +3694,9 @@ mdb_env_create(MDB_env **env)
e->me_fd = INVALID_HANDLE_VALUE;
e->me_lfd = INVALID_HANDLE_VALUE;
e->me_mfd = INVALID_HANDLE_VALUE;
#ifdef MDB_USE_SYSV_SEM
e->me_rmutex.semid = -1;
e->me_wmutex.semid = -1;
#ifdef MDB_USE_POSIX_SEM
e->me_rmutex = SEM_FAILED;
e->me_wmutex = SEM_FAILED;
#endif
e->me_pid = getpid();
GET_PAGESIZE(e->me_os_psize);
@ -3886,16 +3797,16 @@ mdb_env_set_mapsize(MDB_env *env, size_t size)
*/
if (env->me_map) {
int rc;
MDB_meta *meta;
void *old;
if (env->me_txn)
return EINVAL;
meta = env->me_metas[mdb_env_pick_meta(env)];
if (!size)
size = meta->mm_mapsize;
{
/* Silently round up to minimum if the size is too small */
size_t minsize = (meta->mm_last_pg + 1) * env->me_psize;
size = env->me_metas[mdb_env_pick_meta(env)]->mm_mapsize;
else if (size < env->me_mapsize) {
/* If the configured size is smaller, make sure it's
* still big enough. Silently round up to minimum if not.
*/
size_t minsize = (env->me_metas[mdb_env_pick_meta(env)]->mm_last_pg + 1) * env->me_psize;
if (size < minsize)
size = minsize;
}
@ -3982,7 +3893,6 @@ mdb_env_open2(MDB_env *env)
else
env->me_pidquery = PROCESS_QUERY_INFORMATION;
#endif /* _WIN32 */
#ifdef BROKEN_FDATASYNC
/* ext3/ext4 fdatasync is broken on some older Linux kernels.
* https://lkml.org/lkml/2012/9/3/83
@ -4031,6 +3941,8 @@ mdb_env_open2(MDB_env *env)
}
#endif
memset(&meta, 0, sizeof(meta));
if ((i = mdb_env_read_header(env, &meta)) != 0) {
if (i != ENOENT)
return i;
@ -4039,40 +3951,24 @@ mdb_env_open2(MDB_env *env)
env->me_psize = env->me_os_psize;
if (env->me_psize > MAX_PAGESIZE)
env->me_psize = MAX_PAGESIZE;
memset(&meta, 0, sizeof(meta));
mdb_env_init_meta0(env, &meta);
meta.mm_mapsize = DEFAULT_MAPSIZE;
} else {
env->me_psize = meta.mm_psize;
}
/* Was a mapsize configured? */
if (!env->me_mapsize) {
env->me_mapsize = meta.mm_mapsize;
}
{
/* Make sure mapsize >= committed data size. Even when using
* mm_mapsize, which could be broken in old files (ITS#7789).
/* If this is a new environment, take the default,
* else use the size recorded in the existing env.
*/
env->me_mapsize = newenv ? DEFAULT_MAPSIZE : meta.mm_mapsize;
} else if (env->me_mapsize < meta.mm_mapsize) {
/* If the configured size is smaller, make sure it's
* still big enough. Silently round up to minimum if not.
*/
size_t minsize = (meta.mm_last_pg + 1) * meta.mm_psize;
if (env->me_mapsize < minsize)
env->me_mapsize = minsize;
}
meta.mm_mapsize = env->me_mapsize;
if (newenv && !(flags & MDB_FIXEDMAP)) {
/* mdb_env_map() may grow the datafile. Write the metapages
* first, so the file will be valid if initialization fails.
* Except with FIXEDMAP, since we do not yet know mm_address.
* We could fill in mm_address later, but then a different
* program might end up doing that - one with a memory layout
* and map address which does not suit the main program.
*/
rc = mdb_env_init_meta(env, &meta);
if (rc)
return rc;
newenv = 0;
}
rc = mdb_env_map(env, (flags & MDB_FIXEDMAP) ? meta.mm_address : NULL);
if (rc)
@ -4256,8 +4152,8 @@ mdb_env_excl_lock(MDB_env *env, int *excl)
if (!rc) {
*excl = 1;
} else
# ifdef MDB_USE_SYSV_SEM
if (*excl < 0) /* always true when !MDB_USE_SYSV_SEM */
# ifdef MDB_USE_POSIX_SEM
if (*excl < 0) /* always true when !MDB_USE_POSIX_SEM */
# endif
{
lock_info.l_type = F_RDLCK;
@ -4382,10 +4278,6 @@ mdb_env_setup_locks(MDB_env *env, char *lpath, int mode, int *excl)
int fdflags;
# define MDB_CLOEXEC 0
#endif
#endif
#ifdef MDB_USE_SYSV_SEM
int semid;
union semun semu;
#endif
int rc;
off_t size, rsize;
@ -4499,28 +4391,50 @@ mdb_env_setup_locks(MDB_env *env, char *lpath, int mode, int *excl)
if (!env->me_rmutex) goto fail_errno;
env->me_wmutex = CreateMutex(&mdb_all_sa, FALSE, env->me_txns->mti_wmname);
if (!env->me_wmutex) goto fail_errno;
#elif defined(MDB_USE_SYSV_SEM)
unsigned short vals[2] = {1, 1};
semid = semget(IPC_PRIVATE, 2, mode);
if (semid < 0)
goto fail_errno;
semu.array = vals;
if (semctl(semid, 0, SETALL, semu) < 0)
goto fail_errno;
env->me_txns->mti_semid = semid;
#else /* MDB_USE_SYSV_SEM */
#elif defined(MDB_USE_POSIX_SEM)
struct stat stbuf;
struct {
dev_t dev;
ino_t ino;
} idbuf;
MDB_val val;
char encbuf[11];
#if defined(__NetBSD__)
#define MDB_SHORT_SEMNAMES 1 /* limited to 14 chars */
#endif
if (fstat(env->me_lfd, &stbuf)) goto fail_errno;
idbuf.dev = stbuf.st_dev;
idbuf.ino = stbuf.st_ino;
val.mv_data = &idbuf;
val.mv_size = sizeof(idbuf);
mdb_hash_enc(&val, encbuf);
#ifdef MDB_SHORT_SEMNAMES
encbuf[9] = '\0'; /* drop name from 15 chars to 14 chars */
#endif
sprintf(env->me_txns->mti_rmname, "/MDBr%s", encbuf);
sprintf(env->me_txns->mti_wmname, "/MDBw%s", encbuf);
/* Clean up after a previous run, if needed: Try to
* remove both semaphores before doing anything else.
*/
sem_unlink(env->me_txns->mti_rmname);
sem_unlink(env->me_txns->mti_wmname);
env->me_rmutex = sem_open(env->me_txns->mti_rmname,
O_CREAT|O_EXCL, mode, 1);
if (env->me_rmutex == SEM_FAILED) goto fail_errno;
env->me_wmutex = sem_open(env->me_txns->mti_wmname,
O_CREAT|O_EXCL, mode, 1);
if (env->me_wmutex == SEM_FAILED) goto fail_errno;
#else /* MDB_USE_POSIX_SEM */
pthread_mutexattr_t mattr;
if ((rc = pthread_mutexattr_init(&mattr))
|| (rc = pthread_mutexattr_setpshared(&mattr, PTHREAD_PROCESS_SHARED))
#ifdef MDB_ROBUST_SUPPORTED
|| (rc = pthread_mutexattr_setrobust(&mattr, PTHREAD_MUTEX_ROBUST))
#endif
|| (rc = pthread_mutex_init(&env->me_txns->mti_rmutex, &mattr))
|| (rc = pthread_mutex_init(&env->me_txns->mti_mutex, &mattr))
|| (rc = pthread_mutex_init(&env->me_txns->mti_wmutex, &mattr)))
goto fail;
pthread_mutexattr_destroy(&mattr);
#endif /* _WIN32 || MDB_USE_SYSV_SEM */
#endif /* _WIN32 || MDB_USE_POSIX_SEM */
env->me_txns->mti_magic = MDB_MAGIC;
env->me_txns->mti_format = MDB_LOCK_FORMAT;
@ -4528,9 +4442,6 @@ mdb_env_setup_locks(MDB_env *env, char *lpath, int mode, int *excl)
env->me_txns->mti_numreaders = 0;
} else {
#ifdef MDB_USE_SYSV_SEM
struct semid_ds buf;
#endif
if (env->me_txns->mti_magic != MDB_MAGIC) {
DPUTS("lock region has invalid magic");
rc = MDB_INVALID;
@ -4551,26 +4462,13 @@ mdb_env_setup_locks(MDB_env *env, char *lpath, int mode, int *excl)
if (!env->me_rmutex) goto fail_errno;
env->me_wmutex = OpenMutex(SYNCHRONIZE, FALSE, env->me_txns->mti_wmname);
if (!env->me_wmutex) goto fail_errno;
#elif defined(MDB_USE_SYSV_SEM)
semid = env->me_txns->mti_semid;
semu.buf = &buf;
/* check for read access */
if (semctl(semid, 0, IPC_STAT, semu) < 0)
goto fail_errno;
/* check for write access */
if (semctl(semid, 0, IPC_SET, semu) < 0)
goto fail_errno;
#elif defined(MDB_USE_POSIX_SEM)
env->me_rmutex = sem_open(env->me_txns->mti_rmname, 0);
if (env->me_rmutex == SEM_FAILED) goto fail_errno;
env->me_wmutex = sem_open(env->me_txns->mti_wmname, 0);
if (env->me_wmutex == SEM_FAILED) goto fail_errno;
#endif
}
#ifdef MDB_USE_SYSV_SEM
env->me_rmutex.semid = semid;
env->me_wmutex.semid = semid;
env->me_rmutex.semnum = 0;
env->me_wmutex.semnum = 1;
env->me_rmutex.locked = &env->me_txns->mti_rlocked;
env->me_wmutex.locked = &env->me_txns->mti_wlocked;
#endif
return MDB_SUCCESS;
fail_errno:
@ -4590,8 +4488,8 @@ fail:
* environment and re-opening it with the new flags.
*/
#define CHANGEABLE (MDB_NOSYNC|MDB_NOMETASYNC|MDB_MAPASYNC|MDB_NOMEMINIT)
#define CHANGELESS (MDB_FIXEDMAP|MDB_NOSUBDIR|MDB_RDONLY| \
MDB_WRITEMAP|MDB_NOTLS|MDB_NOLOCK|MDB_NORDAHEAD)
#define CHANGELESS (MDB_FIXEDMAP|MDB_NOSUBDIR|MDB_RDONLY|MDB_WRITEMAP| \
MDB_NOTLS|MDB_NOLOCK|MDB_NORDAHEAD)
#if VALID_FLAGS & PERSISTENT_FLAGS & (CHANGEABLE|CHANGELESS)
# error "Persistent DB flags & env flags overlap, but both go in mm_flags"
@ -4802,15 +4700,20 @@ mdb_env_close0(MDB_env *env, int excl)
/* Windows automatically destroys the mutexes when
* the last handle closes.
*/
#elif defined(MDB_USE_SYSV_SEM)
if (env->me_rmutex.semid != -1) {
#elif defined(MDB_USE_POSIX_SEM)
if (env->me_rmutex != SEM_FAILED) {
sem_close(env->me_rmutex);
if (env->me_wmutex != SEM_FAILED)
sem_close(env->me_wmutex);
/* If we have the filelock: If we are the
* only remaining user, clean up semaphores.
*/
if (excl == 0)
mdb_env_excl_lock(env, &excl);
if (excl > 0)
semctl(env->me_rmutex.semid, 0, IPC_RMID);
if (excl > 0) {
sem_unlink(env->me_txns->mti_rmname);
sem_unlink(env->me_txns->mti_wmname);
}
}
#endif
munmap((void *)env->me_txns, (env->me_maxreaders-1)*sizeof(MDB_reader)+sizeof(MDB_txninfo));
@ -4830,6 +4733,7 @@ mdb_env_close0(MDB_env *env, int excl)
env->me_flags &= ~(MDB_ENV_ACTIVE|MDB_ENV_TXKEY);
}
void ESECT
mdb_env_close(MDB_env *env)
{
@ -6164,6 +6068,7 @@ int
mdb_cursor_put(MDB_cursor *mc, MDB_val *key, MDB_val *data,
unsigned int flags)
{
enum { MDB_NO_ROOT = MDB_LAST_ERRCODE+10 }; /* internal code */
MDB_env *env;
MDB_node *leaf = NULL;
MDB_page *fp, *mp;
@ -8822,7 +8727,6 @@ static int ESECT
mdb_env_copyfd0(MDB_env *env, HANDLE fd)
{
MDB_txn *txn = NULL;
mdb_mutex_t *wmutex = NULL;
int rc;
size_t wsize;
char *ptr;
@ -8847,13 +8751,11 @@ mdb_env_copyfd0(MDB_env *env, HANDLE fd)
mdb_txn_reset0(txn, "reset-stage1");
/* Temporarily block writers until we snapshot the meta pages */
wmutex = MDB_MUTEX(env, w);
if (LOCK_MUTEX(rc, env, wmutex))
goto leave;
LOCK_MUTEX_W(env);
rc = mdb_txn_renew0(txn);
if (rc) {
UNLOCK_MUTEX(wmutex);
UNLOCK_MUTEX_W(env);
goto leave;
}
}
@ -8877,8 +8779,8 @@ mdb_env_copyfd0(MDB_env *env, HANDLE fd)
break;
}
}
if (wmutex)
UNLOCK_MUTEX(wmutex);
if (env->me_txns)
UNLOCK_MUTEX_W(env);
if (rc)
goto leave;
@ -9001,7 +8903,7 @@ mdb_env_copy(MDB_env *env, const char *path)
int ESECT
mdb_env_set_flags(MDB_env *env, unsigned int flag, int onoff)
{
if (flag & (env->me_map ? ~CHANGEABLE : ~(CHANGEABLE|CHANGELESS)))
if ((flag & CHANGEABLE) != flag)
return EINVAL;
if (onoff)
env->me_flags |= flag;
@ -9555,22 +9457,17 @@ mdb_pid_insert(MDB_PID_T *ids, MDB_PID_T pid)
int ESECT
mdb_reader_check(MDB_env *env, int *dead)
{
unsigned int i, j, rdrs;
MDB_reader *mr;
MDB_PID_T *pids, pid;
int count = 0;
if (!env)
return EINVAL;
if (dead)
*dead = 0;
return env->me_txns ? mdb_reader_check0(env, 0, dead) : MDB_SUCCESS;
}
/** As #mdb_reader_check(). rlocked = <caller locked the reader mutex>. */
static int mdb_reader_check0(MDB_env *env, int rlocked, int *dead)
{
mdb_mutex_t *rmutex = rlocked ? NULL : MDB_MUTEX(env, r);
unsigned int i, j, rdrs;
MDB_reader *mr;
MDB_PID_T *pids, pid;
int rc = MDB_SUCCESS, count = 0;
if (!env->me_txns)
return MDB_SUCCESS;
rdrs = env->me_txns->mti_numreaders;
pids = malloc((rdrs+1) * sizeof(MDB_PID_T));
if (!pids)
@ -9578,32 +9475,22 @@ static int mdb_reader_check0(MDB_env *env, int rlocked, int *dead)
pids[0] = 0;
mr = env->me_txns->mti_readers;
for (i=0; i<rdrs; i++) {
pid = mr[i].mr_pid;
if (pid && pid != env->me_pid) {
if (mr[i].mr_pid && mr[i].mr_pid != env->me_pid) {
pid = mr[i].mr_pid;
if (mdb_pid_insert(pids, pid) == 0) {
if (!mdb_reader_pid(env, Pidcheck, pid)) {
/* Stale reader found */
j = i;
if (rmutex) {
if ((rc = LOCK_MUTEX0(rmutex)) != 0) {
if ((rc = mdb_mutex_failed(env, rmutex, rc)))
break;
rdrs = 0; /* the above checked all readers */
} else {
/* Recheck, a new process may have reused pid */
if (mdb_reader_pid(env, Pidcheck, pid))
j = rdrs;
}
}
for (; j<rdrs; j++)
LOCK_MUTEX_R(env);
/* Recheck, a new process may have reused pid */
if (!mdb_reader_pid(env, Pidcheck, pid)) {
for (j=i; j<rdrs; j++)
if (mr[j].mr_pid == pid) {
DPRINTF(("clear stale reader pid %u txn %"Z"d",
(unsigned) pid, mr[j].mr_txnid));
mr[j].mr_pid = 0;
count++;
}
if (rmutex)
UNLOCK_MUTEX(rmutex);
}
UNLOCK_MUTEX_R(env);
}
}
}
@ -9611,55 +9498,6 @@ static int mdb_reader_check0(MDB_env *env, int rlocked, int *dead)
free(pids);
if (dead)
*dead = count;
return rc;
return MDB_SUCCESS;
}
#ifdef MDB_ROBUST_SUPPORTED
/** Handle #LOCK_MUTEX0() failure.
* Try to repair the lock file if the mutex owner died.
* @param[in] env the environment handle
* @param[in] mutex LOCK_MUTEX0() mutex
* @param[in] rc LOCK_MUTEX0() error (nonzero)
* @return 0 on success with the mutex locked, or an error code on failure.
*/
static int mdb_mutex_failed(MDB_env *env, mdb_mutex_t *mutex, int rc)
{
int toggle, rlocked, rc2;
if (rc == MDB_OWNERDEAD) {
/* We own the mutex. Clean up after dead previous owner. */
rc = MDB_SUCCESS;
rlocked = (mutex == MDB_MUTEX(env, r));
if (!rlocked) {
/* Keep mti_txnid updated, otherwise next writer can
* overwrite data which latest meta page refers to.
*/
toggle = mdb_env_pick_meta(env);
env->me_txns->mti_txnid = env->me_metas[toggle]->mm_txnid;
/* env is hosed if the dead thread was ours */
if (env->me_txn) {
env->me_flags |= MDB_FATAL_ERROR;
env->me_txn = NULL;
rc = MDB_PANIC;
}
}
DPRINTF(("%cmutex owner died, %s", (rlocked ? 'r' : 'w'),
(rc ? "this process' env is hosed" : "recovering")));
rc2 = mdb_reader_check0(env, rlocked, NULL);
if (rc2 == 0)
rc2 = mdb_mutex_consistent(mutex);
if (rc || (rc = rc2)) {
DPRINTF(("LOCK_MUTEX recovery failed, %s", mdb_strerror(rc)));
UNLOCK_MUTEX(mutex);
}
} else {
#ifdef _WIN32
rc = ErrCode();
#endif
DPRINTF(("LOCK_MUTEX failed, %s", mdb_strerror(rc)));
}
return rc;
}
#endif /* MDB_ROBUST_SUPPORTED */
/** @} */

2
external/db_drivers/liblmdb64/mdb_copy.1 vendored
View File

@ -1,5 +1,5 @@
.TH MDB_COPY 1 "2014/06/20" "LMDB 0.9.14"
.\" Copyright 2012-2014 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copyright 2012-2015 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copying restrictions apply. See COPYRIGHT/LICENSE.
.SH NAME
mdb_copy \- LMDB environment copy tool

2
external/db_drivers/liblmdb64/mdb_copy.c vendored
View File

@ -1,6 +1,6 @@
/* mdb_copy.c - memory-mapped database backup tool */
/*
* Copyright 2012 Howard Chu, Symas Corp.
* Copyright 2012-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mdb_dump.1 vendored
View File

@ -1,5 +1,5 @@
.TH MDB_DUMP 1 "2014/06/20" "LMDB 0.9.14"
.\" Copyright 2014 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copyright 2014-2015 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copying restrictions apply. See COPYRIGHT/LICENSE.
.SH NAME
mdb_dump \- LMDB environment export tool

2
external/db_drivers/liblmdb64/mdb_dump.c vendored
View File

@ -1,6 +1,6 @@
/* mdb_dump.c - memory-mapped database dump tool */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mdb_load.1 vendored
View File

@ -1,5 +1,5 @@
.TH MDB_LOAD 1 "2014/06/20" "LMDB 0.9.14"
.\" Copyright 2014 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copyright 2014-2015 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copying restrictions apply. See COPYRIGHT/LICENSE.
.SH NAME
mdb_load \- LMDB environment import tool

12
external/db_drivers/liblmdb64/mdb_load.c vendored
View File

@ -1,6 +1,6 @@
/* mdb_load.c - memory-mapped database load tool */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -176,7 +176,7 @@ static int unhex(unsigned char *c2)
static int readline(MDB_val *out, MDB_val *buf)
{
unsigned char *c1, *c2, *end;
size_t len;
size_t len, l2;
int c;
if (!(mode & NOHDR)) {
@ -206,6 +206,7 @@ badend:
c1 = buf->mv_data;
len = strlen((char *)c1);
l2 = len;
/* Is buffer too short? */
while (c1[len-1] != '\n') {
@ -217,17 +218,18 @@ badend:
return EOF;
}
c1 = buf->mv_data;
c1 += buf->mv_size;
if (fgets((char *)c1, buf->mv_size, stdin) == NULL) {
c1 += l2;
if (fgets((char *)c1, buf->mv_size+1, stdin) == NULL) {
Eof = 1;
badend();
return EOF;
}
buf->mv_size *= 2;
len = strlen((char *)c1);
l2 += len;
}
c1 = c2 = buf->mv_data;
len = strlen((char *)c1);
len = l2;
c1[--len] = '\0';
end = c1 + len;

2
external/db_drivers/liblmdb64/mdb_stat.1 vendored
View File

@ -1,5 +1,5 @@
.TH MDB_STAT 1 "2014/06/20" "LMDB 0.9.14"
.\" Copyright 2012-2014 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copyright 2012-2015 Howard Chu, Symas Corp. All Rights Reserved.
.\" Copying restrictions apply. See COPYRIGHT/LICENSE.
.SH NAME
mdb_stat \- LMDB environment status tool

2
external/db_drivers/liblmdb64/mdb_stat.c vendored
View File

@ -1,6 +1,6 @@
/* mdb_stat.c - memory-mapped database status tool */
/*
* Copyright 2011-2013 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/midl.c vendored
View File

@ -3,7 +3,7 @@
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2014 The OpenLDAP Foundation.
* Copyright 2000-2015 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/midl.h vendored
View File

@ -11,7 +11,7 @@
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2014 The OpenLDAP Foundation.
* Copyright 2000-2015 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest.c vendored
View File

@ -1,6 +1,6 @@
/* mtest.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest2.c vendored
View File

@ -1,6 +1,6 @@
/* mtest2.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest3.c vendored
View File

@ -1,6 +1,6 @@
/* mtest3.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest4.c vendored
View File

@ -1,6 +1,6 @@
/* mtest4.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest5.c vendored
View File

@ -1,6 +1,6 @@
/* mtest5.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/mtest6.c vendored
View File

@ -1,6 +1,6 @@
/* mtest6.c - memory-mapped database tester/toy */
/*
* Copyright 2011-2014 Howard Chu, Symas Corp.
* Copyright 2011-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/sample-bdb.txt vendored
View File

@ -3,7 +3,7 @@
* Do a line-by-line comparison of this and sample-mdb.txt
*/
/*
* Copyright 2012 Howard Chu, Symas Corp.
* Copyright 2012-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without

2
external/db_drivers/liblmdb64/sample-mdb.txt vendored
View File

@ -3,7 +3,7 @@
* Do a line-by-line comparison of this and sample-bdb.txt
*/
/*
* Copyright 2012 Howard Chu, Symas Corp.
* Copyright 2012-2015 Howard Chu, Symas Corp.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without