Sweden-Number/include/wine/port.h

100 lines
2.7 KiB
C

/*
* Wine porting definitions
*
* Copyright 1996 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __WINE_WINE_PORT_H
#define __WINE_WINE_PORT_H
#ifndef __WINE_CONFIG_H
# error You must include config.h to use this header
#endif
#ifdef __WINE_BASETSD_H
# error You must include port.h before all other headers
#endif
#ifndef _GNU_SOURCE
# define _GNU_SOURCE /* for pread/pwrite, isfinite */
#endif
#include <fcntl.h>
#include <math.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
/****************************************************************
* Hard-coded values for the Windows platform
*/
#if defined(_WIN32) && !defined(__CYGWIN__)
#include <direct.h>
#include <errno.h>
#include <io.h>
#include <process.h>
static inline void *dlopen(const char *name, int flags) { return NULL; }
static inline void *dlsym(void *handle, const char *name) { return NULL; }
static inline int dlclose(void *handle) { return 0; }
static inline const char *dlerror(void) { return "No dlopen support on Windows"; }
static inline int symlink(const char *from, const char *to) { errno = ENOSYS; return -1; }
#ifdef _MSC_VER
/* The UCRT headers in the Windows SDK #error out if we #define snprintf.
* The C headers that came with previous Visual Studio versions do not have
* snprintf. Check for VS 2015, which appears to be the first version to
* use the UCRT headers by default. */
#if _MSC_VER < 1900
# define snprintf _snprintf
#endif
#endif
#endif /* _WIN32 */
/****************************************************************
* Macro definitions
*/
#ifdef HAVE_DLFCN_H
#include <dlfcn.h>
#else
#define RTLD_LAZY 0x001
#define RTLD_NOW 0x002
#define RTLD_GLOBAL 0x100
#endif
/****************************************************************
* Constants
*/
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
#ifndef M_PI_2
#define M_PI_2 1.570796326794896619
#endif
#endif /* !defined(__WINE_WINE_PORT_H) */