version.c
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上传日期:2022-05-23
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文件大小:2k
- /*
- version.c -- Perl 5 interface to Berkeley DB
- written by Paul Marquess <Paul.Marquess@btinternet.com>
- last modified 2nd Jan 2002
- version 1.802
- All comments/suggestions/problems are welcome
- Copyright (c) 1995-2002 Paul Marquess. All rights reserved.
- This program is free software; you can redistribute it and/or
- modify it under the same terms as Perl itself.
- Changes:
- 1.71 - Support for Berkeley DB version 3.
- Support for Berkeley DB 2/3's backward compatability mode.
- 1.72 - No change.
- 1.73 - Added support for threading
- 1.74 - Added Perl core patch 7801.
- */
- #define PERL_NO_GET_CONTEXT
- #include "EXTERN.h"
- #include "perl.h"
- #include "XSUB.h"
- #include <db.h>
- void
- #ifdef CAN_PROTOTYPE
- __getBerkeleyDBInfo(void)
- #else
- __getBerkeleyDBInfo()
- #endif
- {
- #ifdef dTHX
- dTHX;
- #endif
- SV * version_sv = perl_get_sv("DB_File::db_version", GV_ADD|GV_ADDMULTI) ;
- SV * ver_sv = perl_get_sv("DB_File::db_ver", GV_ADD|GV_ADDMULTI) ;
- SV * compat_sv = perl_get_sv("DB_File::db_185_compat", GV_ADD|GV_ADDMULTI) ;
- #ifdef DB_VERSION_MAJOR
- int Major, Minor, Patch ;
- (void)db_version(&Major, &Minor, &Patch) ;
- /* Check that the versions of db.h and libdb.a are the same */
- if (Major != DB_VERSION_MAJOR || Minor != DB_VERSION_MINOR
- || Patch != DB_VERSION_PATCH)
- croak("nDB_File needs compatible versions of libdb & db.hntyou have db.h version %d.%d.%d and libdb version %d.%d.%dn",
- DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH,
- Major, Minor, Patch) ;
-
- /* check that libdb is recent enough -- we need 2.3.4 or greater */
- if (Major == 2 && (Minor < 3 || (Minor == 3 && Patch < 4)))
- croak("DB_File needs Berkeley DB 2.3.4 or greater, you have %d.%d.%dn",
- Major, Minor, Patch) ;
-
- {
- char buffer[40] ;
- sprintf(buffer, "%d.%d", Major, Minor) ;
- sv_setpv(version_sv, buffer) ;
- sprintf(buffer, "%d.%03d%03d", Major, Minor, Patch) ;
- sv_setpv(ver_sv, buffer) ;
- }
-
- #else /* ! DB_VERSION_MAJOR */
- sv_setiv(version_sv, 1) ;
- sv_setiv(ver_sv, 1) ;
- #endif /* ! DB_VERSION_MAJOR */
- #ifdef COMPAT185
- sv_setiv(compat_sv, 1) ;
- #else /* ! COMPAT185 */
- sv_setiv(compat_sv, 0) ;
- #endif /* ! COMPAT185 */
- }