1 | /* |
2 | * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com> |
3 | * All rights reserved. |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions are met: |
7 | * |
8 | * * Redistributions of source code must retain the above copyright notice, |
9 | * this list of conditions and the following disclaimer. |
10 | * * Redistributions in binary form must reproduce the above copyright |
11 | * notice, this list of conditions and the following disclaimer in the |
12 | * documentation and/or other materials provided with the distribution. |
13 | * * Neither the name of Redis nor the names of its contributors may be used |
14 | * to endorse or promote products derived from this software without |
15 | * specific prior written permission. |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
18 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
21 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
24 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
25 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
26 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
27 | * POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
29 | |
30 | /* Every time the Redis Git SHA1 or Dirty status changes only this small |
31 | * file is recompiled, as we access this information in all the other |
32 | * files using this functions. */ |
33 | |
34 | #include <string.h> |
35 | #include <stdio.h> |
36 | |
37 | #include "release.h" |
38 | #include "version.h" |
39 | #include "crc64.h" |
40 | |
41 | char *redisGitSHA1(void) { |
42 | return REDIS_GIT_SHA1; |
43 | } |
44 | |
45 | char *redisGitDirty(void) { |
46 | return REDIS_GIT_DIRTY; |
47 | } |
48 | |
49 | uint64_t redisBuildId(void) { |
50 | char *buildid = REDIS_VERSION REDIS_BUILD_ID REDIS_GIT_DIRTY REDIS_GIT_SHA1; |
51 | |
52 | return crc64(0,(unsigned char*)buildid,strlen(buildid)); |
53 | } |
54 | |
55 | /* Return a cached value of the build string in order to avoid recomputing |
56 | * and converting it in hex every time: this string is shown in the INFO |
57 | * output that should be fast. */ |
58 | char *redisBuildIdString(void) { |
59 | static char buf[32]; |
60 | static int cached = 0; |
61 | if (!cached) { |
62 | snprintf(buf,sizeof(buf),"%llx" ,(unsigned long long) redisBuildId()); |
63 | cached = 1; |
64 | } |
65 | return buf; |
66 | } |
67 | |