Merge remote branch 'origin/mdb.master'

[openldap] / libraries / libmdb / mdb_stat.c

diff --git a/libraries/libmdb/mdb_stat.c b/libraries/libmdb/mdb_stat.c
index 9663b125945009ca56f140bfcfcf9c499810a4b7..a5f484d0637ac873c66532bc4dac85a2e6f9b2c1 100644 (file)
--- a/libraries/libmdb/mdb_stat.c
+++ b/libraries/libmdb/mdb_stat.c
@@ -1,3 +1,16 @@
+/* mdb_stat.c - memory-mapped database status tool */
+/*
+ * Copyright 2011 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
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
@@ -7,35 +20,45 @@ int main(int argc,char * argv[])
 {
        int rc;
        MDB_env *env;
-       MDB_db *db;
+       MDB_txn *txn;
+       MDB_dbi dbi;
        MDB_stat mst;
        char *envname = argv[1];
        char *subname = NULL;
 
-       if (argc > 2)
+       rc = mdb_env_create(&env);
+
+       if (argc > 2) {
+               mdb_env_set_maxdbs(env, 4);
                subname = argv[2];
-   
-       rc = mdbenv_create(&env);
-       rc = mdbenv_open(env, envname, MDB_RDONLY, 0);
+       }
+
+       rc = mdb_env_open(env, envname, MDB_RDONLY, 0);
+       if (rc) {
+               printf("mdb_env_open failed, error %d\n", rc);
+               exit(1);
+       }
+       rc = mdb_txn_begin(env, NULL, 1, &txn);
        if (rc) {
-               printf("mdbenv_open failed, error %d\n", rc);
+               printf("mdb_txn_begin failed, error %d\n", rc);
                exit(1);
        }
-       rc = mdb_open(env, NULL, NULL, 0, &db);
+       rc = mdb_open(txn, subname, 0, &dbi);
        if (rc) {
                printf("mdb_open failed, error %d\n", rc);
                exit(1);
        }
    
-       rc = mdb_stat(db, &mst);
+       rc = mdb_stat(txn, dbi, &mst);
        printf("Page size: %u\n", mst.ms_psize);
        printf("Tree depth: %u\n", mst.ms_depth);
-       printf("Branch pages: %lu\n", mst.ms_branch_pages);
-       printf("Leaf pages: %lu\n", mst.ms_leaf_pages);
-       printf("Overflow pages: %lu\n", mst.ms_overflow_pages);
-       printf("Entries: %lu\n", mst.ms_entries);
-       mdb_close(db);
-       mdbenv_close(env);
+       printf("Branch pages: %zu\n", mst.ms_branch_pages);
+       printf("Leaf pages: %zu\n", mst.ms_leaf_pages);
+       printf("Overflow pages: %zu\n", mst.ms_overflow_pages);
+       printf("Entries: %zu\n", mst.ms_entries);
+       mdb_close(env, dbi);
+       mdb_txn_abort(txn);
+       mdb_env_close(env);
 
        return 0;
 }