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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net> | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public | |
10 | * License version 2, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | ||
15 | #include "common/config.h" | |
16 | ||
17 | #include "common/ceph_argparse.h" | |
18 | #include "global/global_init.h" | |
19 | #include "global/global_context.h" | |
20 | #include "include/rados/librados.h" | |
21 | ||
22 | void usage() | |
23 | { | |
24 | cout << "usage: librados-config [option]\n" | |
25 | << "where options are:\n" | |
26 | << " --version library version\n" | |
27 | << " --vernum library version code\n"; | |
28 | } | |
29 | ||
30 | void usage_exit() | |
31 | { | |
32 | usage(); | |
33 | exit(1); | |
34 | } | |
35 | ||
36 | int main(int argc, const char **argv) | |
37 | { | |
38 | vector<const char*> args; | |
39 | argv_to_vec(argc, argv, args); | |
40 | env_to_vec(args); | |
41 | ||
42 | bool opt_version = false; | |
43 | bool opt_vernum = false; | |
44 | ||
45 | auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_CLIENT, | |
46 | CODE_ENVIRONMENT_UTILITY, | |
47 | CINIT_FLAG_NO_DEFAULT_CONFIG_FILE); | |
48 | common_init_finish(g_ceph_context); | |
49 | for (std::vector<const char*>::iterator i = args.begin(); | |
50 | i != args.end(); ) { | |
51 | if (strcmp(*i, "--") == 0) { | |
52 | break; | |
53 | } | |
54 | else if (strcmp(*i, "--version") == 0) { | |
55 | opt_version = true; | |
56 | i = args.erase(i); | |
57 | } | |
58 | else if (strcmp(*i, "--vernum") == 0) { | |
59 | opt_vernum = true; | |
60 | i = args.erase(i); | |
61 | } | |
62 | else | |
63 | ++i; | |
64 | } | |
65 | ||
66 | if (!opt_version && !opt_vernum) | |
67 | usage_exit(); | |
68 | ||
69 | if (opt_version) { | |
70 | int maj, min, ext; | |
71 | rados_version(&maj, &min, &ext); | |
72 | cout << maj << "." << min << "." << ext << std::endl; | |
73 | } else if (opt_vernum) { | |
74 | cout << hex << LIBRADOS_VERSION_CODE << dec << std::endl; | |
75 | } | |
76 | ||
77 | return 0; | |
78 | } | |
79 |