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[perl5.git] / ext / DB_File / version.c
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1/*
2
3 version.c -- Perl 5 interface to Berkeley DB
4
5 written by Paul Marquess <Paul.Marquess@btinternet.com>
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6 last modified 16th January 2000
7 version 1.72
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8
9 All comments/suggestions/problems are welcome
10
b90e71be 11 Copyright (c) 1995-2000 Paul Marquess. All rights reserved.
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12 This program is free software; you can redistribute it and/or
13 modify it under the same terms as Perl itself.
14
15 Changes:
16 1.71 - Support for Berkeley DB version 3.
17 Support for Berkeley DB 2/3's backward compatability mode.
b90e71be 18 1.72 - No change.
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19
20*/
21
22#include "EXTERN.h"
23#include "perl.h"
24#include "XSUB.h"
25
26#include <db.h>
27
28void
29__getBerkeleyDBInfo()
30{
31 SV * version_sv = perl_get_sv("DB_File::db_version", GV_ADD|GV_ADDMULTI) ;
32 SV * ver_sv = perl_get_sv("DB_File::db_ver", GV_ADD|GV_ADDMULTI) ;
33 SV * compat_sv = perl_get_sv("DB_File::db_185_compat", GV_ADD|GV_ADDMULTI) ;
34
35#ifdef DB_VERSION_MAJOR
36 int Major, Minor, Patch ;
37
38 (void)db_version(&Major, &Minor, &Patch) ;
39
40 /* Check that the versions of db.h and libdb.a are the same */
41 if (Major != DB_VERSION_MAJOR || Minor != DB_VERSION_MINOR
42 || Patch != DB_VERSION_PATCH)
43 croak("\nDB_File needs compatible versions of libdb & db.h\n\tyou have db.h version %d.%d.%d and libdb version %d.%d.%d\n",
44 DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH,
45 Major, Minor, Patch) ;
46
47 /* check that libdb is recent enough -- we need 2.3.4 or greater */
48 if (Major == 2 && (Minor < 3 || (Minor == 3 && Patch < 4)))
49 croak("DB_File needs Berkeley DB 2.3.4 or greater, you have %d.%d.%d\n",
50 Major, Minor, Patch) ;
51
52 {
53 char buffer[40] ;
54 sprintf(buffer, "%d.%d", Major, Minor) ;
55 sv_setpv(version_sv, buffer) ;
56 sprintf(buffer, "%d.%03d%03d", Major, Minor, Patch) ;
57 sv_setpv(ver_sv, buffer) ;
58 }
59
60#else /* ! DB_VERSION_MAJOR */
61 sv_setiv(version_sv, 1) ;
62 sv_setiv(ver_sv, 1) ;
63#endif /* ! DB_VERSION_MAJOR */
64
65#ifdef COMPAT185
66 sv_setiv(compat_sv, 1) ;
67#else /* ! COMPAT185 */
68 sv_setiv(compat_sv, 0) ;
69#endif /* ! COMPAT185 */
70
71}