/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
   
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 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
   Library General Public License for more details.
   
   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
   MA 02111-1307, USA */

/* Defines for Win32 to make it compatible for MySQL */

#include <sys/locking.h>
#include <windows.h>
#include <math.h>			/* Because of rint() */
#include <fcntl.h>
#include <io.h>
#include <malloc.h>

#if defined(__NT__)
#define	SYSTEM_TYPE	"NT"
#elif defined(__WIN2000__)
#define	SYSTEM_TYPE	"WIN2000"
#else
#define	SYSTEM_TYPE	"Win95/Win98"
#endif

#ifdef _WIN32
#define MACHINE_TYPE	"i32"		/* Define to machine type name */
#else
#define MACHINE_TYPE	"i64"		/* Define to machine type name */
#endif
#ifndef __WIN__
#define __WIN__                       /* To make it easier in VC++ */
#endif

/* File and lock constants */
#define O_SHARE         0x1000 		/* Open file in sharing mode */
#ifdef __BORLANDC__
#define	F_RDLCK		LK_NBLCK	/* read lock */
#define	F_WRLCK		LK_NBRLCK	/* write lock */
#define	F_UNLCK		LK_UNLCK	/* remove lock(s) */
#else
#define	F_RDLCK		_LK_NBLCK	/* read lock */
#define	F_WRLCK		_LK_NBRLCK	/* write lock */
#define	F_UNLCK		_LK_UNLCK	/* remove lock(s) */
#endif

#define F_EXCLUSIVE     1		/* We have only exclusive locking */
#define F_TO_EOF        (INT_MAX32/2)   /* size for lock of all file */
#define F_OK		0		/* parameter to access() */

#define S_IROTH		S_IREAD		/* for my_lib */

#ifdef __BORLANDC__
#define FILE_BINARY	O_BINARY	/* my_fopen in binary mode */
#define O_TEMPORARY	0
#define O_SHORT_LIVED	0
#define SH_DENYNO	_SH_DENYNO
#else
#define O_BINARY        _O_BINARY       /* compability with MSDOS */
#define FILE_BINARY     _O_BINARY       /* my_fopen in binary mode */
#define O_TEMPORARY     _O_TEMPORARY
#define O_SHORT_LIVED   _O_SHORT_LIVED
#define SH_DENYNO       _SH_DENYNO
#endif
#define NO_OPEN_3			/* For my_create() */

#define	SIGQUIT		SIGTERM		/* No SIGQUIT */

#undef _REENTRANT			/* Crashes something for win32 */

#define LONGLONG_MIN	((__int64) 0x8000000000000000)
#define LONGLONG_MAX	((__int64) 0x7FFFFFFFFFFFFFFF)
#define LL(A)		((__int64) A)

/* Type information */

typedef unsigned short  ushort;
typedef unsigned int    uint;
#ifndef _WIN64
typedef unsigned int size_t;
#endif
typedef unsigned __int64 ulonglong;	/* Microsofts 64 bit types */
typedef __int64	longlong;
typedef int sigset_t;
#define longlong_defined
/* off_t should not be __int64 because of conflicts in header files;
   Use my_off_t or os_off_t instead */
typedef	long off_t;
typedef __int64 os_off_t;

#define Socket_defined
#define my_socket SOCKET
#define bool BOOL
#define SIGPIPE	SIGINT
#define RETQSORTTYPE void
#define QSORT_TYPE_IS_VOID
#define RETSIGTYPE void
#define SOCKET_SIZE_TYPE int
#define my_socket_defined
#define bool_defined
#define byte_defined
#define HUGE_PTR
#define STDCALL __stdcall           /* Used by libmysql.dll */

#ifndef UNDEF_THREAD_HACK
#define THREAD
#endif
#define VOID_SIGHANDLER
#define SIZEOF_CHAR		1
#define SIZEOF_LONG		4
#define SIZEOF_LONG_LONG	8
#define SIZEOF_OFF_T		8
#define HAVE_BROKEN_NETINET_INCLUDES
#ifdef __NT__
#define HAVE_NAMED_PIPE			/* We can only create pipes on NT */
#endif

/* Use all character sets in MySQL */
#define USE_MB 1
#define USE_MB_IDENT 1
#define USE_STRCOLL 1
 
/* Convert some simple functions to Posix */

#define sigset(A,B) signal((A),(B))
#define finite(A) _finite(A)
#define sleep(A)  Sleep((A)*1000)

#ifndef __BORLANDC__
#define access(A,B) _access(A,B)
#endif

#if defined(__cplusplus)

inline double rint(double nr)
{
  double f = floor(nr);
  double c = ceil(nr);
  return (((c-nr) >= (nr-f)) ? f :c);
}

#ifdef _WIN64
#define ulonglong2double(A) ((double) (A))
#define my_off_t2double(A)  ((double) (A))

#else
inline double ulonglong2double(ulonglong value)
{
  longlong nr=(longlong) value;
  if (nr >= 0)
    return (double) nr;
  return (18446744073709551616.0 + (double) nr);
}
#define my_off_t2double(A) ulonglong2double(A)
#endif /* _WIN64 */
#else
#define inline __inline
#endif /* __cplusplus */

#if SIZEOF_OFF_T > 4
#define lseek(A,B,C) _lseeki64((A),(longlong) (B),(C))
#define tell(A) _telli64(A)
#endif

#define STACK_DIRECTION -1

/* Optimized store functions for Intel x86 */

#define sint2korr(A)	(*((int16 *) (A)))
#define sint3korr(A)	((int32) ((((uchar) (A)[2]) & 128) ? \
				  (((uint32) 255L << 24) | \
				   (((uint32) (uchar) (A)[2]) << 16) |\
				   (((uint32) (uchar) (A)[1]) << 8) | \
				   ((uint32) (uchar) (A)[0])) : \
				  (((uint32) (uchar) (A)[2]) << 16) |\
				  (((uint32) (uchar) (A)[1]) << 8) | \
				  ((uint32) (uchar) (A)[0])))
#define sint4korr(A)	(*((long *) (A)))
#define uint2korr(A)	(*((uint16 *) (A)))
#define uint3korr(A)	(long) (*((unsigned long *) (A)) & 0xFFFFFF)
#define uint4korr(A)	(*((unsigned long *) (A)))
#define uint5korr(A)	((ulonglong)(((uint32) ((uchar) (A)[0])) +\
				    (((uint32) ((uchar) (A)[1])) << 8) +\
				    (((uint32) ((uchar) (A)[2])) << 16) +\
				    (((uint32) ((uchar) (A)[3])) << 24)) +\
			 	    (((ulonglong) ((uchar) (A)[4])) << 32))
#define uint8korr(A)	(*((ulonglong *) (A)))
#define sint8korr(A)	(*((longlong *) (A)))
#define int2store(T,A)	*((uint16*) (T))= (uint16) (A)
#define int3store(T,A)		{ *(T)=  (uchar) ((A));\
				  *(T+1)=(uchar) (((uint) (A) >> 8));\
				  *(T+2)=(uchar) (((A) >> 16)); }
#define int4store(T,A)	*((long *) (T))= (long) (A)
#define int5store(T,A)	{ *(T)= (uchar)((A));\
			  *((T)+1)=(uchar) (((A) >> 8));\
			  *((T)+2)=(uchar) (((A) >> 16));\
			  *((T)+3)=(uchar) (((A) >> 24)); \
			  *((T)+4)=(uchar) (((A) >> 32)); }
#define int8store(T,A)	*((ulonglong *) (T))= (ulonglong) (A)

#define doubleget(V,M)	{ *((long *) &V) = *((long*) M); \
			  *(((long *) &V)+1) = *(((long*) M)+1); }
#define doublestore(T,V) { *((long *) T) = *((long*) &V); \
			   *(((long *) T)+1) = *(((long*) &V)+1); }
#define float4get(V,M) { *((long *) &(V)) = *((long*) (M)); }
#define float8get(V,M) doubleget((V),(M))
#define float4store(V,M) memcpy((byte*) V,(byte*) (&M),sizeof(float))
#define float8store(V,M) doublestore((V),(M))


#define HAVE_PERROR
#define HAVE_VFPRINT
#define HAVE_CHSIZE		/* System has chsize() function */
#define HAVE_RENAME		/* Have rename() as function */
#define HAVE_BINARY_STREAMS	/* Have "b" flag in streams */
#define HAVE_LONG_JMP		/* Have long jump function */
#define HAVE_LOCKING		/* have locking() call */
#define HAVE_ERRNO_AS_DEFINE	/* errno is a define */
#define HAVE_STDLIB		/* everything is include in this file */
#define HAVE_MEMCPY
#define HAVE_MEMMOVE
#define HAVE_GETCWD
#define HAVE_TELL
#define HAVE_TZNAME
#define HAVE_PUTENV
#define HAVE_SELECT
#define HAVE_SETLOCALE
#define HAVE_SOCKET		/* Giangi */
#define HAVE_FLOAT_H
#define HAVE_LIMITS_H
#define HAVE_STDDEF_H
#define HAVE_RINT               /* defined in this file */
#define NO_FCNTL_NONBLOCK       /* No FCNTL */
#define HAVE_ALLOCA
#define HAVE_COMPRESS

#ifdef _MSC_VER
#define HAVE_LDIV		/* The optimizer breaks in zortech for ldiv */
#define HAVE_ANSI_INCLUDE
#define HAVE_SYS_UTIME_H
#define HAVE_STRTOUL
#endif
#define my_reinterpret_cast(A) reinterpret_cast <A>
#define my_const_cast(A) const_cast<A>

/* MYSQL OPTIONS */

#ifdef _CUSTOMCONFIG_
#include <custom_conf.h>
#else
#define	DEFAULT_MYSQL_HOME	"c:\\mysql"
#define PACKAGE		 	"mysql"
#define DEFAULT_BASEDIR		"C:\\"
#define SHAREDIR		"share"
#define DEFAULT_CHARSET_HOME	"C:/mysql/"
#endif

/* File name handling */

#define FN_LIBCHAR	'\\'
#define FN_ROOTDIR	"\\"
#define FN_NETWORK_DRIVES	/* Uses \\ to indicate network drives */
#define FN_NO_CASE_SENCE	/* Files are not case-sensitive */
#define FN_LOWER_CASE	TRUE	/* Files are represented in lower case */
#define MY_NFILE	127	/* This is only used to save filenames */


#define thread_safe_increment(V,L) InterlockedIncrement((long*) &(V))
/* The following is only used for statistics, so it should be good enough */
#ifdef __NT__  /* This should also work on Win98 but .. */
#define thread_safe_add(V,C,L) InterlockedExchangeAdd((long*) &(V),(C))
#define thread_safe_sub(V,C,L) InterlockedExchangeAdd((long*) &(V),-(long) (C))
#define statistic_add(V,C,L) thread_safe_add((V),(C),(L))
#else
#define thread_safe_add(V,C,L) \
	pthread_mutex_lock((L)); (V)+=(C); pthread_mutex_unlock((L));
#define thread_safe_sub(V,C,L) \
	pthread_mutex_lock((L)); (V)-=(C); pthread_mutex_unlock((L));
#define statistic_add(V,C,L)     (V)+=(C)
#endif
#define statistic_increment(V,L) thread_safe_increment((V),(L))