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c68e5ae9be
Allow writing backup to an already opened file handle, for piping to tar/gzip/ssh/whatever.
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/* mdb_copy.c - memory-mapped database backup tool */
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/*
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* Copyright 2012 Howard Chu, Symas Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "lmdb.h"
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int main(int argc,char * argv[])
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{
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int rc;
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MDB_env *env;
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char *envname = argv[1];
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if (argc<2 || argc>3) {
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fprintf(stderr, "usage: %s srcpath [dstpath]\n", argv[0]);
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exit(EXIT_FAILURE);
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}
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rc = mdb_env_create(&env);
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rc = mdb_env_open(env, envname, MDB_RDONLY, 0);
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if (rc) {
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printf("mdb_env_open failed, error %d %s\n", rc, mdb_strerror(rc));
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} else {
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if (argc == 2)
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rc = mdb_env_copyfd(env, 1);
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else
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rc = mdb_env_copy(env, argv[2]);
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if (rc)
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printf("mdb_env_copy failed, error %d %s\n", rc, mdb_strerror(rc));
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}
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mdb_env_close(env);
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return rc ? EXIT_FAILURE : EXIT_SUCCESS;
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}
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