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-rw-r--r--external/db_drivers/liblmdb64/CHANGES17
-rw-r--r--external/db_drivers/liblmdb64/lmdb.h38
-rw-r--r--external/db_drivers/liblmdb64/mdb.c118
-rw-r--r--external/db_drivers/liblmdb64/mtest.c18
-rw-r--r--external/db_drivers/liblmdb64/mtest2.c17
-rw-r--r--external/db_drivers/liblmdb64/mtest3.c12
-rw-r--r--external/db_drivers/liblmdb64/mtest4.c12
-rw-r--r--external/db_drivers/liblmdb64/mtest5.c12
-rw-r--r--external/db_drivers/liblmdb64/mtest6.c18
-rw-r--r--external/db_drivers/liblmdb64/sample-mdb.txt4
10 files changed, 171 insertions, 95 deletions
diff --git a/external/db_drivers/liblmdb64/CHANGES b/external/db_drivers/liblmdb64/CHANGES
index cf12f2eeb..957742e75 100644
--- a/external/db_drivers/liblmdb64/CHANGES
+++ b/external/db_drivers/liblmdb64/CHANGES
@@ -1,18 +1,31 @@
LMDB 0.9 Change Log
-LMDB 0.9.15 Release Engineering
+LMDB 0.9.15 Release (2015/06/19)
Fix txn init (ITS#7961,#7987)
Fix MDB_PREV_DUP (ITS#7955,#7671)
Fix compact of empty env (ITS#7956)
+ Fix mdb_copy file mode
+ Fix mdb_env_close() after failed mdb_env_open()
+ Fix mdb_rebalance collapsing root (ITS#8062)
Fix mdb_load with large values (ITS#8066)
+ Fix to retry writes on EINTR (ITS#8106)
+ Fix mdb_cursor_del on empty DB (ITS#8109)
+ Fix MDB_INTEGERDUP key compare (ITS#8117)
+ Fix error handling (ITS#7959,#8157,etc.)
+ Fix race conditions (ITS#7969,7970)
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)
+ Cleanup for "make test" (ITS#7841), "make clean", mtest*.c
Misc. Android/Windows cleanup
Documentation
Fix MDB_APPEND doc
+ Fix MDB_MAXKEYSIZE doc (ITS#8156)
+ Fix mdb_cursor_put,mdb_cursor_del EACCES description
+ Fix mdb_env_sync(MDB_RDONLY env) doc (ITS#8021)
+ Clarify MDB_WRITEMAP doc (ITS#8021)
+ Clarify mdb_env_open doc
Clarify mdb_dbi_open doc
LMDB 0.9.14 Release (2014/09/20)
diff --git a/external/db_drivers/liblmdb64/lmdb.h b/external/db_drivers/liblmdb64/lmdb.h
index 117f16ea3..2f523579c 100644
--- a/external/db_drivers/liblmdb64/lmdb.h
+++ b/external/db_drivers/liblmdb64/lmdb.h
@@ -184,7 +184,7 @@ typedef int mdb_filehandle_t;
/** Library minor version */
#define MDB_VERSION_MINOR 9
/** Library patch version */
-#define MDB_VERSION_PATCH 14
+#define MDB_VERSION_PATCH 15
/** Combine args a,b,c into a single integer for easy version comparisons */
#define MDB_VERINT(a,b,c) (((a) << 24) | ((b) << 16) | (c))
@@ -194,7 +194,7 @@ typedef int mdb_filehandle_t;
MDB_VERINT(MDB_VERSION_MAJOR,MDB_VERSION_MINOR,MDB_VERSION_PATCH)
/** The release date of this library version */
-#define MDB_VERSION_DATE "September 20, 2014"
+#define MDB_VERSION_DATE "June 19, 2015"
/** A stringifier for the version info */
#define MDB_VERSTR(a,b,c,d) "LMDB " #a "." #b "." #c ": (" d ")"
@@ -296,12 +296,12 @@ typedef void (MDB_rel_func)(MDB_val *item, void *oldptr, void *newptr, void *rel
#define MDB_REVERSEKEY 0x02
/** use sorted duplicates */
#define MDB_DUPSORT 0x04
- /** numeric keys in native byte order.
+ /** numeric keys in native byte order: either unsigned int or size_t.
* The keys must all be of the same size. */
#define MDB_INTEGERKEY 0x08
/** with #MDB_DUPSORT, sorted dup items have fixed size */
#define MDB_DUPFIXED 0x10
- /** with #MDB_DUPSORT, dups are numeric in native byte order */
+ /** with #MDB_DUPSORT, dups are #MDB_INTEGERKEY-style integers */
#define MDB_INTEGERDUP 0x20
/** with #MDB_DUPSORT, use reverse string dups */
#define MDB_REVERSEDUP 0x40
@@ -588,8 +588,8 @@ int mdb_env_create(MDB_env **env);
* reserved in that case.
* This flag may be changed at any time using #mdb_env_set_flags().
* </ul>
- * @param[in] mode The UNIX permissions to set on created files. This parameter
- * is ignored on Windows.
+ * @param[in] mode The UNIX permissions to set on created files and semaphores.
+ * This parameter is ignored on Windows.
* @return A non-zero error value on failure and 0 on success. Some possible
* errors are:
* <ul>
@@ -1021,14 +1021,16 @@ int mdb_txn_renew(MDB_txn *txn);
* The database handle may be discarded by calling #mdb_dbi_close().
* The old database handle is returned if the database was already open.
* The handle may only be closed once.
+ *
* The database handle will be private to the current transaction until
* the transaction is successfully committed. If the transaction is
* aborted the handle will be closed automatically.
- * After a successful commit the
- * handle will reside in the shared environment, and may be used
- * by other transactions. This function must not be called from
- * multiple concurrent transactions in the same process. A transaction
- * that uses this function must finish (either commit or abort) before
+ * After a successful commit the handle will reside in the shared
+ * environment, and may be used by other transactions.
+ *
+ * This function must not be called from multiple concurrent
+ * transactions in the same process. A transaction that uses
+ * this function must finish (either commit or abort) before
* any other transaction in the process may use this function.
*
* To use named databases (with name != NULL), #mdb_env_set_maxdbs()
@@ -1050,9 +1052,9 @@ int mdb_txn_renew(MDB_txn *txn);
* keys may have multiple data items, stored in sorted order.) By default
* keys must be unique and may have only a single data item.
* <li>#MDB_INTEGERKEY
- * Keys are binary integers in native byte order. Setting this option
- * requires all keys to be the same size, typically sizeof(int)
- * or sizeof(size_t).
+ * Keys are binary integers in native byte order, either unsigned int
+ * or size_t, and will be sorted as such.
+ * The keys must all be of the same size.
* <li>#MDB_DUPFIXED
* This flag may only be used in combination with #MDB_DUPSORT. This option
* tells the library that the data items for this database are all the same
@@ -1060,8 +1062,8 @@ int mdb_txn_renew(MDB_txn *txn);
* all data items are the same size, the #MDB_GET_MULTIPLE and #MDB_NEXT_MULTIPLE
* cursor operations may be used to retrieve multiple items at once.
* <li>#MDB_INTEGERDUP
- * This option specifies that duplicate data items are also integers, and
- * should be sorted as such.
+ * This option specifies that duplicate data items are binary integers,
+ * similar to #MDB_INTEGERKEY keys.
* <li>#MDB_REVERSEDUP
* This option specifies that duplicate data items should be compared as
* strings in reverse order.
@@ -1450,7 +1452,7 @@ int mdb_cursor_get(MDB_cursor *cursor, MDB_val *key, MDB_val *data,
* <ul>
* <li>#MDB_MAP_FULL - the database is full, see #mdb_env_set_mapsize().
* <li>#MDB_TXN_FULL - the transaction has too many dirty pages.
- * <li>EACCES - an attempt was made to modify a read-only database.
+ * <li>EACCES - an attempt was made to write in a read-only transaction.
* <li>EINVAL - an invalid parameter was specified.
* </ul>
*/
@@ -1470,7 +1472,7 @@ int mdb_cursor_put(MDB_cursor *cursor, MDB_val *key, MDB_val *data,
* @return A non-zero error value on failure and 0 on success. Some possible
* errors are:
* <ul>
- * <li>EACCES - an attempt was made to modify a read-only database.
+ * <li>EACCES - an attempt was made to write in a read-only transaction.
* <li>EINVAL - an invalid parameter was specified.
* </ul>
*/
diff --git a/external/db_drivers/liblmdb64/mdb.c b/external/db_drivers/liblmdb64/mdb.c
index c788b8534..6bdf3151d 100644
--- a/external/db_drivers/liblmdb64/mdb.c
+++ b/external/db_drivers/liblmdb64/mdb.c
@@ -446,12 +446,17 @@ static txnid_t mdb_debug_start;
/** The version number for a database's lockfile format. */
#define MDB_LOCK_VERSION 1
- /** @brief The max size of a key we can write, or 0 for dynamic max.
+ /** @brief The max size of a key we can write, or 0 for computed max.
*
- * Define this as 0 to compute the max from the page size. 511
- * is default for backwards compat: liblmdb <= 0.9.10 can break
- * when modifying a DB with keys/dupsort data bigger than its max.
- * #MDB_DEVEL sets the default to 0.
+ * This macro should normally be left alone or set to 0.
+ * Note that a database with big keys or dupsort data cannot be
+ * reliably modified by a liblmdb which uses a smaller max.
+ * The default is 511 for backwards compat, or 0 when #MDB_DEVEL.
+ *
+ * Other values are allowed, for backwards compat. However:
+ * A value bigger than the computed max can break if you do not
+ * know what you are doing, and liblmdb <= 0.9.10 can break when
+ * modifying a DB with keys/dupsort data bigger than its max.
*
* Data items in an #MDB_DUPSORT database are also limited to
* this size, since they're actually keys of a sub-DB. Keys and
@@ -1245,6 +1250,13 @@ static void mdb_default_cmp(MDB_txn *txn, MDB_dbi dbi);
static MDB_cmp_func mdb_cmp_memn, mdb_cmp_memnr, mdb_cmp_int, mdb_cmp_cint, mdb_cmp_long;
/** @endcond */
+/** Compare two items pointing at size_t's of unknown alignment. */
+#ifdef MISALIGNED_OK
+# define mdb_cmp_clong mdb_cmp_long
+#else
+# define mdb_cmp_clong mdb_cmp_cint
+#endif
+
#ifdef _WIN32
static SECURITY_DESCRIPTOR mdb_null_sd;
static SECURITY_ATTRIBUTES mdb_all_sa;
@@ -1558,7 +1570,12 @@ mdb_cmp(MDB_txn *txn, MDB_dbi dbi, const MDB_val *a, const MDB_val *b)
int
mdb_dcmp(MDB_txn *txn, MDB_dbi dbi, const MDB_val *a, const MDB_val *b)
{
- return txn->mt_dbxs[dbi].md_dcmp(a, b);
+ MDB_cmp_func *dcmp = txn->mt_dbxs[dbi].md_dcmp;
+#if UINT_MAX < SIZE_MAX
+ if (dcmp == mdb_cmp_int && a->mv_size == sizeof(size_t))
+ dcmp = mdb_cmp_clong;
+#endif
+ return dcmp(a, b);
}
/** Allocate memory for a page.
@@ -2486,14 +2503,11 @@ mdb_txn_renew0(MDB_txn *txn)
MDB_env *env = txn->mt_env;
MDB_txninfo *ti = env->me_txns;
MDB_meta *meta;
- unsigned int i, nr;
+ unsigned int i, nr, flags = txn->mt_flags;
uint16_t x;
int rc, new_notls = 0;
- if (txn->mt_flags & MDB_TXN_RDONLY) {
- /* Setup db info */
- txn->mt_numdbs = env->me_numdbs;
- txn->mt_dbxs = env->me_dbxs; /* mostly static anyway */
+ if ((flags &= MDB_TXN_RDONLY) != 0) {
if (!ti) {
meta = env->me_metas[ mdb_env_pick_meta(env) ];
txn->mt_txnid = meta->mm_txnid;
@@ -2546,6 +2560,7 @@ mdb_txn_renew0(MDB_txn *txn)
txn->mt_u.reader = r;
meta = env->me_metas[txn->mt_txnid & 1];
}
+ txn->mt_dbxs = env->me_dbxs; /* mostly static anyway */
} else {
if (ti) {
LOCK_MUTEX_W(env);
@@ -2556,14 +2571,11 @@ mdb_txn_renew0(MDB_txn *txn)
meta = env->me_metas[ mdb_env_pick_meta(env) ];
txn->mt_txnid = meta->mm_txnid;
}
- /* Setup db info */
- txn->mt_numdbs = env->me_numdbs;
txn->mt_txnid++;
#if MDB_DEBUG
if (txn->mt_txnid == mdb_debug_start)
mdb_debug = 1;
#endif
- txn->mt_flags = 0;
txn->mt_child = NULL;
txn->mt_loose_pgs = NULL;
txn->mt_loose_count = 0;
@@ -2583,6 +2595,10 @@ mdb_txn_renew0(MDB_txn *txn)
/* Moved to here to avoid a data race in read TXNs */
txn->mt_next_pgno = meta->mm_last_pg+1;
+ txn->mt_flags = flags;
+
+ /* Setup db info */
+ txn->mt_numdbs = env->me_numdbs;
for (i=2; i<txn->mt_numdbs; i++) {
x = env->me_dbflags[i];
txn->mt_dbs[i].md_flags = x & PERSISTENT_FLAGS;
@@ -3132,6 +3148,7 @@ mdb_page_flush(MDB_txn *txn, int keep)
/* Write up to MDB_COMMIT_PAGES dirty pages at a time. */
if (pos!=next_pos || n==MDB_COMMIT_PAGES || wsize+size>MAX_WRITE) {
if (n) {
+retry_write:
/* Write previous page(s) */
#ifdef MDB_USE_PWRITEV
wres = pwritev(env->me_fd, iov, n, wpos);
@@ -3139,8 +3156,11 @@ mdb_page_flush(MDB_txn *txn, int keep)
if (n == 1) {
wres = pwrite(env->me_fd, iov[0].iov_base, wsize, wpos);
} else {
+retry_seek:
if (lseek(env->me_fd, wpos, SEEK_SET) == -1) {
rc = ErrCode();
+ if (rc == EINTR)
+ goto retry_seek;
DPRINTF(("lseek: %s", strerror(rc)));
return rc;
}
@@ -3150,6 +3170,8 @@ mdb_page_flush(MDB_txn *txn, int keep)
if (wres != wsize) {
if (wres < 0) {
rc = ErrCode();
+ if (rc == EINTR)
+ goto retry_write;
DPRINTF(("Write error: %s", strerror(rc)));
} else {
rc = EIO; /* TODO: Use which error code? */
@@ -3519,7 +3541,8 @@ mdb_env_init_meta(MDB_env *env, MDB_meta *meta)
int len;
#define DO_PWRITE(rc, fd, ptr, size, len, pos) do { \
len = pwrite(fd, ptr, size, pos); \
- rc = (len >= 0); } while(0)
+ if (len == -1 && ErrCode() == EINTR) continue; \
+ rc = (len >= 0); break; } while(1)
#endif
DPUTS("writing new meta page");
@@ -3624,6 +3647,7 @@ mdb_env_write_meta(MDB_txn *txn)
/* Write to the SYNC fd */
mfd = env->me_flags & (MDB_NOSYNC|MDB_NOMETASYNC) ?
env->me_fd : env->me_mfd;
+retry_write:
#ifdef _WIN32
{
memset(&ov, 0, sizeof(ov));
@@ -3636,6 +3660,8 @@ mdb_env_write_meta(MDB_txn *txn)
#endif
if (rc != len) {
rc = rc < 0 ? ErrCode() : EIO;
+ if (rc == EINTR)
+ goto retry_write;
DPUTS("write failed, disk error?");
/* On a failure, the pagecache still contains the new data.
* Write some old data back, to prevent it from being used.
@@ -4761,7 +4787,11 @@ mdb_cmp_long(const MDB_val *a, const MDB_val *b)
*(size_t *)a->mv_data > *(size_t *)b->mv_data;
}
-/** Compare two items pointing at aligned unsigned int's */
+/** Compare two items pointing at aligned unsigned int's.
+ *
+ * This is also set as #MDB_INTEGERDUP|#MDB_DUPFIXED's #MDB_dbx.%md_dcmp,
+ * but #mdb_cmp_clong() is called instead if the data type is size_t.
+ */
static int
mdb_cmp_int(const MDB_val *a, const MDB_val *b)
{
@@ -4799,13 +4829,6 @@ mdb_cmp_cint(const MDB_val *a, const MDB_val *b)
#endif
}
-/** Compare two items pointing at size_t's of unknown alignment. */
-#ifdef MISALIGNED_OK
-# define mdb_cmp_clong mdb_cmp_long
-#else
-# define mdb_cmp_clong mdb_cmp_cint
-#endif
-
/** Compare two items lexically */
static int
mdb_cmp_memn(const MDB_val *a, const MDB_val *b)
@@ -5741,15 +5764,21 @@ set1:
return rc;
}
} else if (op == MDB_GET_BOTH || op == MDB_GET_BOTH_RANGE) {
- MDB_val d2;
- if ((rc = mdb_node_read(mc->mc_txn, leaf, &d2)) != MDB_SUCCESS)
+ MDB_val olddata;
+ MDB_cmp_func *dcmp;
+ if ((rc = mdb_node_read(mc->mc_txn, leaf, &olddata)) != MDB_SUCCESS)
return rc;
- rc = mc->mc_dbx->md_dcmp(data, &d2);
+ dcmp = mc->mc_dbx->md_dcmp;
+#if UINT_MAX < SIZE_MAX
+ if (dcmp == mdb_cmp_int && olddata.mv_size == sizeof(size_t))
+ dcmp = mdb_cmp_clong;
+#endif
+ rc = dcmp(data, &olddata);
if (rc) {
if (op == MDB_GET_BOTH || rc > 0)
return MDB_NOTFOUND;
rc = 0;
- *data = d2;
+ *data = olddata;
}
} else {
@@ -6259,16 +6288,17 @@ more:
/* Was a single item before, must convert now */
if (!F_ISSET(leaf->mn_flags, F_DUPDATA)) {
+ MDB_cmp_func *dcmp;
/* Just overwrite the current item */
if (flags == MDB_CURRENT)
goto current;
-
+ dcmp = mc->mc_dbx->md_dcmp;
#if UINT_MAX < SIZE_MAX
- if (mc->mc_dbx->md_dcmp == mdb_cmp_int && olddata.mv_size == sizeof(size_t))
- mc->mc_dbx->md_dcmp = mdb_cmp_clong;
+ if (dcmp == mdb_cmp_int && olddata.mv_size == sizeof(size_t))
+ dcmp = mdb_cmp_clong;
#endif
/* does data match? */
- if (!mc->mc_dbx->md_dcmp(data, &olddata)) {
+ if (!dcmp(data, &olddata)) {
if (flags & MDB_NODUPDATA)
return MDB_KEYEXIST;
/* overwrite it */
@@ -7088,6 +7118,7 @@ mdb_cursor_init(MDB_cursor *mc, MDB_txn *txn, MDB_dbi dbi, MDB_xcursor *mx)
mc->mc_snum = 0;
mc->mc_top = 0;
mc->mc_pg[0] = 0;
+ mc->mc_ki[0] = 0;
mc->mc_flags = 0;
if (txn->mt_dbs[dbi].md_flags & MDB_DUPSORT) {
mdb_tassert(txn, mx != NULL);
@@ -7717,12 +7748,12 @@ mdb_rebalance(MDB_cursor *mc)
m3 = m2;
if (m3 == mc || m3->mc_snum < mc->mc_snum) continue;
if (m3->mc_pg[0] == mp) {
- m3->mc_snum--;
- m3->mc_top--;
for (i=0; i<m3->mc_snum; i++) {
m3->mc_pg[i] = m3->mc_pg[i+1];
m3->mc_ki[i] = m3->mc_ki[i+1];
}
+ m3->mc_snum--;
+ m3->mc_top--;
}
}
}
@@ -7790,9 +7821,23 @@ mdb_rebalance(MDB_cursor *mc)
if (mc->mc_ki[ptop] == 0) {
rc = mdb_page_merge(&mn, mc);
} else {
+ MDB_cursor dummy;
oldki += NUMKEYS(mn.mc_pg[mn.mc_top]);
mn.mc_ki[mn.mc_top] += mc->mc_ki[mn.mc_top] + 1;
+ /* We want mdb_rebalance to find mn when doing fixups */
+ if (mc->mc_flags & C_SUB) {
+ dummy.mc_next = mc->mc_txn->mt_cursors[mc->mc_dbi];
+ mc->mc_txn->mt_cursors[mc->mc_dbi] = &dummy;
+ dummy.mc_xcursor = (MDB_xcursor *)&mn;
+ } else {
+ mn.mc_next = mc->mc_txn->mt_cursors[mc->mc_dbi];
+ mc->mc_txn->mt_cursors[mc->mc_dbi] = &mn;
+ }
rc = mdb_page_merge(mc, &mn);
+ if (mc->mc_flags & C_SUB)
+ mc->mc_txn->mt_cursors[mc->mc_dbi] = dummy.mc_next;
+ else
+ mc->mc_txn->mt_cursors[mc->mc_dbi] = mn.mc_next;
mdb_cursor_copy(&mn, mc);
}
mc->mc_flags &= ~C_EOF;
@@ -7819,6 +7864,13 @@ mdb_cursor_del0(MDB_cursor *mc)
MDB_cursor *m2, *m3;
MDB_dbi dbi = mc->mc_dbi;
+ /* DB is totally empty now, just bail out.
+ * Other cursors adjustments were already done
+ * by mdb_rebalance and aren't needed here.
+ */
+ if (!mc->mc_snum)
+ return rc;
+
mp = mc->mc_pg[mc->mc_top];
nkeys = NUMKEYS(mp);
diff --git a/external/db_drivers/liblmdb64/mtest.c b/external/db_drivers/liblmdb64/mtest.c
index 66dabc752..9d15088b0 100644
--- a/external/db_drivers/liblmdb64/mtest.c
+++ b/external/db_drivers/liblmdb64/mtest.c
@@ -45,19 +45,22 @@ int main(int argc,char * argv[])
}
E(mdb_env_create(&env));
+ E(mdb_env_set_maxreaders(env, 1));
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP /*|MDB_NOSYNC*/, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, NULL, 0, &dbi));
+ E(mdb_dbi_open(txn, NULL, 0, &dbi));
key.mv_size = sizeof(int);
key.mv_data = sval;
- data.mv_size = sizeof(sval);
- data.mv_data = sval;
printf("Adding %d values\n", count);
for (i=0;i<count;i++) {
sprintf(sval, "%03x %d foo bar", values[i], values[i]);
+ /* Set <data> in each iteration, since MDB_NOOVERWRITE may modify it */
+ data.mv_size = sizeof(sval);
+ data.mv_data = sval;
if (RES(MDB_KEYEXIST, mdb_put(txn, dbi, &key, &data, MDB_NOOVERWRITE))) {
j++;
data.mv_size = sizeof(sval);
@@ -68,7 +71,7 @@ int main(int argc,char * argv[])
E(mdb_txn_commit(txn));
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
@@ -97,7 +100,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -128,6 +131,7 @@ int main(int argc,char * argv[])
(int) key.mv_size, (char *) key.mv_data,
(int) data.mv_size, (char *) data.mv_data);
+ mdb_cursor_close(cursor);
mdb_txn_abort(txn);
printf("Deleting with cursor\n");
@@ -164,9 +168,9 @@ int main(int argc,char * argv[])
data.mv_data, (int) data.mv_size, (char *) data.mv_data);
}
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
+
+ mdb_dbi_close(env, dbi);
mdb_env_close(env);
return 0;
diff --git a/external/db_drivers/liblmdb64/mtest2.c b/external/db_drivers/liblmdb64/mtest2.c
index 33e0e741c..eacbe59d5 100644
--- a/external/db_drivers/liblmdb64/mtest2.c
+++ b/external/db_drivers/liblmdb64/mtest2.c
@@ -47,20 +47,22 @@ int main(int argc,char * argv[])
}
E(mdb_env_create(&env));
+ E(mdb_env_set_maxreaders(env, 1));
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_set_maxdbs(env, 4));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP|MDB_NOSYNC, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, "id1", MDB_CREATE, &dbi));
+ E(mdb_dbi_open(txn, "id1", MDB_CREATE, &dbi));
key.mv_size = sizeof(int);
key.mv_data = sval;
- data.mv_size = sizeof(sval);
- data.mv_data = sval;
printf("Adding %d values\n", count);
for (i=0;i<count;i++) {
sprintf(sval, "%03x %d foo bar", values[i], values[i]);
+ data.mv_size = sizeof(sval);
+ data.mv_data = sval;
if (RES(MDB_KEYEXIST, mdb_put(txn, dbi, &key, &data, MDB_NOOVERWRITE)))
j++;
}
@@ -68,7 +70,7 @@ int main(int argc,char * argv[])
E(mdb_txn_commit(txn));
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
@@ -97,7 +99,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -114,10 +116,9 @@ int main(int argc,char * argv[])
}
CHECK(rc == MDB_NOTFOUND, "mdb_cursor_get");
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
- mdb_env_close(env);
+ mdb_dbi_close(env, dbi);
+ mdb_env_close(env);
return 0;
}
diff --git a/external/db_drivers/liblmdb64/mtest3.c b/external/db_drivers/liblmdb64/mtest3.c
index 85872c67e..9db79e625 100644
--- a/external/db_drivers/liblmdb64/mtest3.c
+++ b/external/db_drivers/liblmdb64/mtest3.c
@@ -53,8 +53,9 @@ int main(int argc,char * argv[])
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_set_maxdbs(env, 4));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP|MDB_NOSYNC, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, "id2", MDB_CREATE|MDB_DUPSORT, &dbi));
+ E(mdb_dbi_open(txn, "id2", MDB_CREATE|MDB_DUPSORT, &dbi));
key.mv_size = sizeof(int);
key.mv_data = kval;
@@ -73,7 +74,7 @@ int main(int argc,char * argv[])
E(mdb_txn_commit(txn));
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
@@ -107,7 +108,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -124,10 +125,9 @@ int main(int argc,char * argv[])
}
CHECK(rc == MDB_NOTFOUND, "mdb_cursor_get");
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
- mdb_env_close(env);
+ mdb_dbi_close(env, dbi);
+ mdb_env_close(env);
return 0;
}
diff --git a/external/db_drivers/liblmdb64/mtest4.c b/external/db_drivers/liblmdb64/mtest4.c
index fdcd46a37..6df890e2d 100644
--- a/external/db_drivers/liblmdb64/mtest4.c
+++ b/external/db_drivers/liblmdb64/mtest4.c
@@ -51,8 +51,9 @@ int main(int argc,char * argv[])
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_set_maxdbs(env, 4));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP|MDB_NOSYNC, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, "id4", MDB_CREATE|MDB_DUPSORT|MDB_DUPFIXED, &dbi));
+ E(mdb_dbi_open(txn, "id4", MDB_CREATE|MDB_DUPSORT|MDB_DUPFIXED, &dbi));
key.mv_size = sizeof(int);
key.mv_data = kval;
@@ -72,7 +73,7 @@ int main(int argc,char * argv[])
/* there should be one full page of dups now.
*/
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
@@ -142,7 +143,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -159,10 +160,9 @@ int main(int argc,char * argv[])
}
CHECK(rc == MDB_NOTFOUND, "mdb_cursor_get");
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
- mdb_env_close(env);
+ mdb_dbi_close(env, dbi);
+ mdb_env_close(env);
return 0;
}
diff --git a/external/db_drivers/liblmdb64/mtest5.c b/external/db_drivers/liblmdb64/mtest5.c
index 5295bce41..14e3c0da4 100644
--- a/external/db_drivers/liblmdb64/mtest5.c
+++ b/external/db_drivers/liblmdb64/mtest5.c
@@ -53,8 +53,9 @@ int main(int argc,char * argv[])
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_set_maxdbs(env, 4));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP|MDB_NOSYNC, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, "id2", MDB_CREATE|MDB_DUPSORT, &dbi));
+ E(mdb_dbi_open(txn, "id2", MDB_CREATE|MDB_DUPSORT, &dbi));
E(mdb_cursor_open(txn, dbi, &cursor));
key.mv_size = sizeof(int);
@@ -75,7 +76,7 @@ int main(int argc,char * argv[])
E(mdb_txn_commit(txn));
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
printf("key: %p %.*s, data: %p %.*s\n",
@@ -109,7 +110,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -126,10 +127,9 @@ int main(int argc,char * argv[])
}
CHECK(rc == MDB_NOTFOUND, "mdb_cursor_get");
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
- mdb_env_close(env);
+ mdb_dbi_close(env, dbi);
+ mdb_env_close(env);
return 0;
}
diff --git a/external/db_drivers/liblmdb64/mtest6.c b/external/db_drivers/liblmdb64/mtest6.c
index b351c1a06..ae3c7f264 100644
--- a/external/db_drivers/liblmdb64/mtest6.c
+++ b/external/db_drivers/liblmdb64/mtest6.c
@@ -31,7 +31,7 @@ int main(int argc,char * argv[])
int i = 0, j = 0, rc;
MDB_env *env;
MDB_dbi dbi;
- MDB_val key, data;
+ MDB_val key, data, sdata;
MDB_txn *txn;
MDB_stat mst;
MDB_cursor *cursor;
@@ -46,33 +46,37 @@ int main(int argc,char * argv[])
E(mdb_env_set_mapsize(env, 10485760));
E(mdb_env_set_maxdbs(env, 4));
E(mdb_env_open(env, "./testdb", MDB_FIXEDMAP|MDB_NOSYNC, 0664));
+
E(mdb_txn_begin(env, NULL, 0, &txn));
- E(mdb_open(txn, "id6", MDB_CREATE|MDB_INTEGERKEY, &dbi));
+ E(mdb_dbi_open(txn, "id6", MDB_CREATE|MDB_INTEGERKEY, &dbi));
E(mdb_cursor_open(txn, dbi, &cursor));
E(mdb_stat(txn, dbi, &mst));
sval = calloc(1, mst.ms_psize / 4);
key.mv_size = sizeof(long);
key.mv_data = &kval;
- data.mv_size = mst.ms_psize / 4 - 30;
- data.mv_data = sval;
+ sdata.mv_size = mst.ms_psize / 4 - 30;
+ sdata.mv_data = sval;
printf("Adding 12 values, should yield 3 splits\n");
for (i=0;i<12;i++) {
kval = i*5;
sprintf(sval, "%08x", kval);
+ data = sdata;
(void)RES(MDB_KEYEXIST, mdb_cursor_put(cursor, &key, &data, MDB_NOOVERWRITE));
}
printf("Adding 12 more values, should yield 3 splits\n");
for (i=0;i<12;i++) {
kval = i*5+4;
sprintf(sval, "%08x", kval);
+ data = sdata;
(void)RES(MDB_KEYEXIST, mdb_cursor_put(cursor, &key, &data, MDB_NOOVERWRITE));
}
printf("Adding 12 more values, should yield 3 splits\n");
for (i=0;i<12;i++) {
kval = i*5+1;
sprintf(sval, "%08x", kval);
+ data = sdata;
(void)RES(MDB_KEYEXIST, mdb_cursor_put(cursor, &key, &data, MDB_NOOVERWRITE));
}
E(mdb_cursor_get(cursor, &key, &data, MDB_FIRST));
@@ -110,7 +114,7 @@ int main(int argc,char * argv[])
printf("Deleted %d values\n", j);
E(mdb_env_stat(env, &mst));
- E(mdb_txn_begin(env, NULL, 1, &txn));
+ E(mdb_txn_begin(env, NULL, MDB_RDONLY, &txn));
E(mdb_cursor_open(txn, dbi, &cursor));
printf("Cursor next\n");
while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
@@ -127,9 +131,9 @@ int main(int argc,char * argv[])
}
CHECK(rc == MDB_NOTFOUND, "mdb_cursor_get");
mdb_cursor_close(cursor);
- mdb_close(env, dbi);
-
mdb_txn_abort(txn);
+
+ mdb_dbi_close(env, dbi);
#endif
mdb_env_close(env);
diff --git a/external/db_drivers/liblmdb64/sample-mdb.txt b/external/db_drivers/liblmdb64/sample-mdb.txt
index d311f8e95..10a256870 100644
--- a/external/db_drivers/liblmdb64/sample-mdb.txt
+++ b/external/db_drivers/liblmdb64/sample-mdb.txt
@@ -32,7 +32,7 @@ int main(int argc,char * argv[])
rc = mdb_env_create(&env);
rc = mdb_env_open(env, "./testdb", 0, 0664);
rc = mdb_txn_begin(env, NULL, 0, &txn);
- rc = mdb_open(txn, NULL, 0, &dbi);
+ rc = mdb_dbi_open(txn, NULL, 0, &dbi);
key.mv_size = sizeof(int);
key.mv_data = sval;
@@ -56,7 +56,7 @@ int main(int argc,char * argv[])
mdb_cursor_close(cursor);
mdb_txn_abort(txn);
leave:
- mdb_close(env, dbi);
+ mdb_dbi_close(env, dbi);
mdb_env_close(env);
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 13:48:59 +0000