openldap/libraries/liblmdb/mdb_copy.c
2013-05-30 15:56:30 -07:00

67 lines
1.4 KiB
C

/* mdb_copy.c - memory-mapped database backup tool */
/*
* Copyright 2012 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>.
*/
#ifdef _WIN32
#include <windows.h>
#define MDB_STDOUT GetStdHandle(STD_OUTPUT_HANDLE)
#else
#define MDB_STDOUT 1
#endif
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include "lmdb.h"
static void
sighandle(int sig)
{
}
int main(int argc,char * argv[])
{
int rc;
MDB_env *env;
char *envname = argv[1];
if (argc<2 || argc>3) {
fprintf(stderr, "usage: %s srcpath [dstpath]\n", argv[0]);
exit(EXIT_FAILURE);
}
#ifdef SIGPIPE
signal(SIGPIPE, sighandle);
#endif
#ifdef SIGHUP
signal(SIGHUP, sighandle);
#endif
signal(SIGINT, sighandle);
signal(SIGTERM, sighandle);
rc = mdb_env_create(&env);
rc = mdb_env_open(env, envname, MDB_RDONLY, 0);
if (rc) {
printf("mdb_env_open failed, error %d %s\n", rc, mdb_strerror(rc));
} else {
if (argc == 2)
rc = mdb_env_copyfd(env, MDB_STDOUT);
else
rc = mdb_env_copy(env, argv[2]);
if (rc)
printf("mdb_env_copy failed, error %d %s\n", rc, mdb_strerror(rc));
}
mdb_env_close(env);
return rc ? EXIT_FAILURE : EXIT_SUCCESS;
}