Files
cpython-source-deps/dbinc/win_db.h
2017-09-04 13:40:25 -05:00

145 lines
3.7 KiB
C

/*-
* $Id: win_db.h 63573 2008-05-23 21:43:21Z trent.nelson $
*
* The following provides the information necessary to build Berkeley
* DB on native Windows, and other Windows environments such as MinGW.
*/
/*
* Windows NT 4.0 and later required for the replication manager.
*/
#ifdef HAVE_REPLICATION_THREADS
#define _WIN32_WINNT 0x0400
#endif
#ifndef DB_WINCE
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/timeb.h>
#include <direct.h>
#include <fcntl.h>
#include <io.h>
#include <limits.h>
#include <memory.h>
#include <process.h>
#include <signal.h>
#endif /* DB_WINCE */
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <tchar.h>
#include <time.h>
/*
* To build Tcl interface libraries, the include path must be configured to
* use the directory containing <tcl.h>, usually the include directory in
* the Tcl distribution.
*/
#ifdef DB_TCL_SUPPORT
#include <tcl.h>
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <winsock2.h>
#ifdef HAVE_GETADDRINFO
/*
* Need explicit includes for IPv6 support on Windows. Both are necessary to
* ensure that pre WinXP versions have an implementation of the getaddrinfo API.
*/
#include <ws2tcpip.h>
#include <wspiapi.h>
#endif
/*
* Microsoft's C runtime library has fsync, getcwd, getpid, snprintf and
* vsnprintf, but under different names.
*/
#define fsync _commit
#ifndef DB_WINCE
#define getcwd(buf, size) _getcwd(buf, size)
#endif
#define getpid GetCurrentProcessId
#define snprintf _snprintf
#define strcasecmp _stricmp
#define strncasecmp _strnicmp
#define vsnprintf _vsnprintf
#define h_errno WSAGetLastError()
/*
* Win32 does not have getopt.
*
* The externs are here, instead of using db_config.h and clib_port.h, because
* that approach changes function names to BDB specific names, and the example
* programs use getopt and can't use BDB specific names.
*/
#if defined(__cplusplus)
extern "C" {
#endif
extern int getopt(int, char * const *, const char *);
#if defined(__cplusplus)
}
#endif
/*
* Microsoft's compiler _doesn't_ define __STDC__ unless you invoke it with
* arguments turning OFF all vendor extensions. Even more unfortunately, if
* we do that, it fails to parse windows.h!!!!! So, we define __STDC__ here,
* after windows.h comes in. Note: the compiler knows we've defined it, and
* starts enforcing strict ANSI compliance from this point on.
*/
#ifndef __STDC__
#define __STDC__ 1
#endif
#ifdef _UNICODE
#define TO_TSTRING(dbenv, s, ts, ret) do { \
int __len = (int)strlen(s) + 1; \
ts = NULL; \
if ((ret = __os_malloc((dbenv), \
__len * sizeof(_TCHAR), &(ts))) == 0 && \
MultiByteToWideChar(CP_UTF8, 0, \
(s), -1, (ts), __len) == 0) \
ret = __os_posix_err(__os_get_syserr()); \
} while (0)
#define FROM_TSTRING(dbenv, ts, s, ret) { \
int __len = WideCharToMultiByte(CP_UTF8, 0, ts, -1, \
NULL, 0, NULL, NULL); \
s = NULL; \
if ((ret = __os_malloc((dbenv), __len, &(s))) == 0 && \
WideCharToMultiByte(CP_UTF8, 0, \
(ts), -1, (s), __len, NULL, NULL) == 0) \
ret = __os_posix_err(__os_get_syserr()); \
} while (0)
#define FREE_STRING(dbenv, s) do { \
if ((s) != NULL) { \
__os_free((dbenv), (s)); \
(s) = NULL; \
} \
} while (0)
#else
#define TO_TSTRING(dbenv, s, ts, ret) (ret) = 0, (ts) = (_TCHAR *)(s)
#define FROM_TSTRING(dbenv, ts, s, ret) (ret) = 0, (s) = (char *)(ts)
#define FREE_STRING(dbenv, ts)
#endif
#ifndef INVALID_HANDLE_VALUE
#define INVALID_HANDLE_VALUE ((HANDLE)-1)
#endif
#ifndef INVALID_FILE_ATTRIBUTES
#define INVALID_FILE_ATTRIBUTES ((DWORD)-1)
#endif
#ifndef INVALID_SET_FILE_POINTER
#define INVALID_SET_FILE_POINTER ((DWORD)-1)
#endif