my_global.h
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上传日期:2007-04-14
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文件大小:29k
- /* 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 */
- /* This is the main include file that should included 'first' in every
- C file. */
- #ifndef _global_h
- #define _global_h
- #if defined( __EMX__) && !defined( MYSQL_SERVER)
- /* moved here to use below VOID macro redefinition */
- #define INCL_BASE
- #define INCL_NOPMAPI
- #include <os2.h>
- #endif /* __EMX__ */
- #if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
- #include <config-win.h>
- #else
- #include <my_config.h>
- #endif
- #if defined(__cplusplus)
- #if defined(inline)
- #undef inline /* fix configure problem */
- #endif
- #endif /* _cplusplus */
- /* Fix problem with S_ISLNK() on Linux */
- #if defined(HAVE_LINUXTHREADS)
- #undef _GNU_SOURCE
- #define _GNU_SOURCE 1
- #endif
- /* The client defines this to avoid all thread code */
- #if defined(UNDEF_THREADS_HACK)
- #undef THREAD
- #undef HAVE_mit_thread
- #undef HAVE_LINUXTHREADS
- #undef HAVE_UNIXWARE7_THREADS
- #endif
- #ifdef HAVE_THREADS_WITHOUT_SOCKETS
- /* MIT pthreads does not work with unix sockets */
- #undef HAVE_SYS_UN_H
- #endif
- #define __EXTENSIONS__ 1 /* We want some extension */
- #ifndef __STDC_EXT__
- #define __STDC_EXT__ 1 /* To get large file support on hpux */
- #endif
- #if defined(THREAD) && !defined(__WIN__)
- #ifndef _POSIX_PTHREAD_SEMANTICS
- #define _POSIX_PTHREAD_SEMANTICS /* We want posix threads */
- #endif
- /* was #if defined(HAVE_LINUXTHREADS) || defined(HAVE_DEC_THREADS) || defined(HPUX) */
- #if !defined(SCO)
- #define _REENTRANT 1 /* Some thread libraries require this */
- #endif
- #if !defined(_THREAD_SAFE) && !defined(_AIX)
- #define _THREAD_SAFE /* Required for OSF1 */
- #endif
- #ifndef HAVE_mit_thread
- #ifdef HAVE_UNIXWARE7_THREADS
- #include <thread.h>
- #else
- #include <pthread.h> /* AIX must have this included first */
- #endif /* HAVE_UNIXWARE7_THREADS */
- #endif /* HAVE_mit_thread */
- #if !defined(SCO) && !defined(_REENTRANT)
- #define _REENTRANT 1 /* Threads requires reentrant code */
- #endif
- #endif /* THREAD */
- /* Go around some bugs in different OS and compilers */
- #ifdef _AIX /* By soren@t.dk */
- #define _H_STRINGS
- #define _SYS_STREAM_H
- #define _AIX32_CURSES
- #endif
- #ifdef HAVE_BROKEN_SNPRINTF /* HPUX 10.20 don't have this defined */
- #undef HAVE_SNPRINTF
- #endif
- #ifdef HAVE_BROKEN_PREAD /* These doesn't work on HPUX 11.x */
- #undef HAVE_PREAD
- #undef HAVE_PWRITE
- #endif
- #ifdef UNDEF_HAVE_GETHOSTBYNAME_R /* For OSF4.x */
- #undef HAVE_GETHOSTBYNAME_R
- #endif
- #ifdef UNDEF_HAVE_INITGROUPS /* For AIX 4.3 */
- #undef HAVE_INITGROUPS
- #endif
- /* Fix a bug in gcc 2.8.0 on IRIX 6.2 */
- #if SIZEOF_LONG == 4 && defined(__LONG_MAX__)
- #undef __LONG_MAX__ /* Is a longlong value in gcc 2.8.0 ??? */
- #define __LONG_MAX__ 2147483647
- #endif
- /* egcs 1.1.2 has a problem with memcpy on Alpha */
- #if defined(__GNUC__) && defined(__alpha__) && ! (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
- #define BAD_MEMCPY
- #endif
- /* In Linux-alpha we have atomic.h if we are using gcc */
- #if defined(HAVE_LINUXTHREADS) && defined(__GNUC__) && defined(__alpha__) && (__GNUC__ > 2 || ( __GNUC__ == 2 && __GNUC_MINOR__ >= 95)) && !defined(HAVE_ATOMIC_ADD)
- #define HAVE_ATOMIC_ADD
- #define HAVE_ATOMIC_SUB
- #endif
- /* In Linux-ia64 including atomic.h will give us an error */
- #if (defined(HAVE_LINUXTHREADS) && defined(__GNUC__) && defined(__ia64__)) || !defined(THREAD)
- #undef HAVE_ATOMIC_ADD
- #undef HAVE_ATOMIC_SUB
- #endif
- #if defined(_lint) && !defined(lint)
- #define lint
- #endif
- #if SIZEOF_LONG_LONG > 4 && !defined(_LONG_LONG)
- #define _LONG_LONG 1 /* For AIX string library */
- #endif
- #ifndef stdin
- #include <stdio.h>
- #endif
- #ifdef HAVE_STDLIB_H
- #include <stdlib.h>
- #endif
- #ifdef HAVE_STDDEF_H
- #include <stddef.h>
- #endif
- #include <math.h>
- #ifdef HAVE_LIMITS_H
- #include <limits.h>
- #endif
- #ifdef HAVE_FLOAT_H
- #include <float.h>
- #endif
- #ifdef HAVE_SYS_TYPES_H
- #include <sys/types.h>
- #endif
- #ifdef HAVE_FCNTL_H
- #include <fcntl.h>
- #endif
- #ifdef HAVE_SYS_TIMEB_H
- #include <sys/timeb.h> /* Avoid warnings on SCO */
- #endif
- #if TIME_WITH_SYS_TIME
- # include <sys/time.h>
- # include <time.h>
- #else
- # if HAVE_SYS_TIME_H
- # include <sys/time.h>
- # else
- # include <time.h>
- # endif
- #endif /* TIME_WITH_SYS_TIME */
- #ifdef HAVE_UNISTD_H
- #include <unistd.h>
- #endif
- #if defined(__cplusplus) && defined(NO_CPLUSPLUS_ALLOCA)
- #undef HAVE_ALLOCA
- #undef HAVE_ALLOCA_H
- #endif
- #ifdef HAVE_ALLOCA_H
- #include <alloca.h>
- #endif
- #ifdef HAVE_ATOMIC_ADD
- #define __SMP__
- #include <asm/atomic.h>
- #endif
- /* Go around some bugs in different OS and compilers */
- #if defined(_HPUX_SOURCE) && defined(HAVE_SYS_STREAM_H)
- #include <sys/stream.h> /* HPUX 10.20 defines ulong here. UGLY !!! */
- #define HAVE_ULONG
- #endif
- #ifdef DONT_USE_FINITE /* HPUX 11.x has is_finite() */
- #undef HAVE_FINITE
- #endif
- /* We can not live without these */
- #define USE_MYFUNC 1 /* Must use syscall indirection */
- #define MASTER 1 /* Compile without unireg */
- #define ENGLISH 1 /* Messages in English */
- #define POSIX_MISTAKE 1 /* regexp: Fix stupid spec error */
- #define USE_REGEX 1 /* We want the use the regex library */
- /* Do not define for ultra sparcs */
- #define USE_BMOVE512 1 /* Use this unless the system bmove is faster */
- /* Paranoid settings. Define I_AM_PARANOID if you are paranoid */
- #ifdef I_AM_PARANOID
- #define DONT_ALLOW_USER_CHANGE 1
- #define DONT_USE_MYSQL_PWD 1
- #endif
- /* #define USE_some_charset 1 was deprecated by changes to configure */
- /* my_ctype my_to_upper, my_to_lower, my_sort_order gain theit right value */
- /* automagically during configuration */
- /* Does the system remember a signal handler after a signal ? */
- #ifndef HAVE_BSD_SIGNALS
- #define DONT_REMEMBER_SIGNAL
- #endif
- /* Define void to stop lint from generating "null effekt" comments */
- #ifndef DONT_DEFINE_VOID
- #ifdef _lint
- int __void__;
- #define VOID(X) (__void__ = (int) (X))
- #else
- #undef VOID
- #define VOID(X) (X)
- #endif
- #endif /* DONT_DEFINE_VOID */
- #if defined(_lint) || defined(FORCE_INIT_OF_VARS)
- #define LINT_INIT(var) var=0 /* No uninitialize-warning */
- #else
- #define LINT_INIT(var)
- #endif
- /* Define som useful general macros */
- #if defined(__cplusplus) && defined(__GNUC__)
- #define max(a, b) ((a) >? (b))
- #define min(a, b) ((a) <? (b))
- #elif !defined(max)
- #define max(a, b) ((a) > (b) ? (a) : (b))
- #define min(a, b) ((a) < (b) ? (a) : (b))
- #endif
- #if defined(__EMX__) || !defined(HAVE_UINT)
- typedef unsigned int uint;
- typedef unsigned short ushort;
- #endif
- #define sgn(a) (((a) < 0) ? -1 : ((a) > 0) ? 1 : 0)
- #define swap(t,a,b) { register t dummy; dummy = a; a = b; b = dummy; }
- #define test(a) ((a) ? 1 : 0)
- #define set_if_bigger(a,b) { if ((a) < (b)) (a)=(b); }
- #define set_if_smaller(a,b) { if ((a) > (b)) (a)=(b); }
- #define test_all_bits(a,b) (((a) & (b)) == (b))
- #define array_elements(A) ((uint) (sizeof(A)/sizeof(A[0])))
- #ifndef HAVE_RINT
- #define rint(A) floor((A)+0.5)
- #endif
- /* Define som general constants */
- #ifndef TRUE
- #define TRUE (1) /* Logical true */
- #define FALSE (0) /* Logical false */
- #endif
- #if defined(__GNUC__)
- #define function_volatile volatile
- #define my_reinterpret_cast(A) reinterpret_cast<A>
- #define my_const_cast(A) const_cast<A>
- #elif !defined(my_reinterpret_cast)
- #define my_reinterpret_cast(A) (A)
- #define my_const_cast(A) (A)
- #endif
- #if !defined(__attribute__) && (defined(__cplusplus) || !defined(__GNUC__) || __GNUC__ == 2 && __GNUC_MINOR__ < 8)
- #define __attribute__(A)
- #endif
- /* From old s-system.h */
- /* Support macros for non ansi & other old compilers. Since such
- things are no longer supported we do nothing. We keep then since
- some of our code may still be needed to upgrade old customers. */
- #define _VARARGS(X) X
- #define _STATIC_VARARGS(X) X
- #define _PC(X) X
- #if defined(DBUG_ON) && defined(DBUG_OFF)
- #undef DBUG_OFF
- #endif
- #if defined(_lint) && !defined(DBUG_OFF)
- #define DBUG_OFF
- #endif
- #include <dbug.h>
- #ifndef DBUG_OFF
- #define dbug_assert(A) assert(A)
- #else
- #define dbug_assert(A)
- #endif
- #define MIN_ARRAY_SIZE 0 /* Zero or One. Gcc allows zero*/
- #define ASCII_BITS_USED 8 /* Bit char used */
- #define NEAR_F /* No near function handling */
- /* Some types that is different between systems */
- typedef int File; /* File descriptor */
- #ifndef Socket_defined
- typedef int my_socket; /* File descriptor for sockets */
- #define INVALID_SOCKET -1
- #endif
- typedef RETSIGTYPE sig_handler; /* Function to handle signals */
- typedef void (*sig_return)();/* Returns type from signal */
- #if defined(__GNUC__) && !defined(_lint)
- typedef char pchar; /* Mixed prototypes can take char */
- typedef char puchar; /* Mixed prototypes can take char */
- typedef char pbool; /* Mixed prototypes can take char */
- typedef short pshort; /* Mixed prototypes can take short int */
- typedef float pfloat; /* Mixed prototypes can take float */
- #else
- typedef int pchar; /* Mixed prototypes can't take char */
- typedef uint puchar; /* Mixed prototypes can't take char */
- typedef int pbool; /* Mixed prototypes can't take char */
- typedef int pshort; /* Mixed prototypes can't take short int */
- typedef double pfloat; /* Mixed prototypes can't take float */
- #endif
- typedef int (*qsort_cmp)(const void *,const void *);
- #ifdef HAVE_mit_thread
- #define qsort_t void
- #undef QSORT_TYPE_IS_VOID
- #define QSORT_TYPE_IS_VOID
- #else
- #define qsort_t RETQSORTTYPE /* Broken GCC cant handle typedef !!!! */
- #endif
- #ifdef HAVE_mit_thread
- #define size_socket socklen_t /* Type of last arg to accept */
- #else
- #ifdef HAVE_SYS_SOCKET_H
- #include <sys/socket.h>
- #endif
- typedef SOCKET_SIZE_TYPE size_socket;
- #endif
- #ifndef SOCKOPT_OPTLEN_TYPE
- #define SOCKOPT_OPTLEN_TYPE size_socket
- #endif
- /* file create flags */
- #ifndef O_SHARE
- #define O_SHARE 0 /* Flag to my_open for shared files */
- #ifndef O_BINARY
- #define O_BINARY 0 /* Flag to my_open for binary files */
- #endif
- #define FILE_BINARY 0 /* Flag to my_fopen for binary streams */
- #ifdef HAVE_FCNTL
- #define HAVE_FCNTL_LOCK
- #define F_TO_EOF 0L /* Param to lockf() to lock rest of file */
- #endif
- #endif /* O_SHARE */
- #ifndef O_TEMPORARY
- #define O_TEMPORARY 0
- #endif
- #ifndef O_SHORT_LIVED
- #define O_SHORT_LIVED 0
- #endif
- /* #define USE_RECORD_LOCK */
- /* Unsigned types supported by the compiler */
- #define UNSINT8 /* unsigned int8 (char) */
- #define UNSINT16 /* unsigned int16 */
- #define UNSINT32 /* unsigned int32 */
- /* General constants */
- #define SC_MAXWIDTH 256 /* Max width of screen (for error messages) */
- #define FN_LEN 256 /* Max file name len */
- #define FN_HEADLEN 253 /* Max length of filepart of file name */
- #define FN_EXTLEN 20 /* Max length of extension (part of FN_LEN) */
- #define FN_REFLEN 512 /* Max length of full path-name */
- #define FN_EXTCHAR '.'
- #define FN_HOMELIB '~' /* ~/ is used as abbrev for home dir */
- #define FN_CURLIB '.' /* ./ is used as abbrev for current dir */
- #define FN_PARENTDIR ".." /* Parentdirectory; Must be a string */
- #define FN_DEVCHAR ':'
- #ifndef FN_LIBCHAR
- #ifdef __EMX__
- #define FN_LIBCHAR '\'
- #define FN_ROOTDIR "\"
- #else
- #define FN_LIBCHAR '/'
- #define FN_ROOTDIR "/"
- #endif
- #define MY_NFILE 1024 /* This is only used to save filenames */
- #endif
- /* #define EXT_IN_LIBNAME */
- /* #define FN_NO_CASE_SENCE */
- /* #define FN_UPPER_CASE TRUE */
- /* Io buffer size; Must be a power of 2 and a multiple of 512. May be
- smaller what the disk page size. This influences the speed of the
- isam btree library. eg to big to slow. */
- #define IO_SIZE 4096
- /* How much overhead does malloc have. The code often allocates
- something like 1024-MALLOC_OVERHEAD bytes */
- #ifdef SAFEMALLOC
- #define MALLOC_OVERHEAD (8+24+4)
- #else
- #define MALLOC_OVERHEAD 8
- #endif
- /* get memory in huncs */
- #define ONCE_ALLOC_INIT (uint) (4096-MALLOC_OVERHEAD)
- /* Typical record cash */
- #define RECORD_CACHE_SIZE (uint) (64*1024-MALLOC_OVERHEAD)
- /* Typical key cash */
- #define KEY_CACHE_SIZE (uint) (8*1024*1024-MALLOC_OVERHEAD)
- /* Some things that this system doesn't have */
- #define ONLY_OWN_DATABASES /* We are using only databases by monty */
- #define NO_PISAM /* Not needed anymore */
- #define NO_MISAM /* Not needed anymore */
- #define NO_HASH /* Not needed anymore */
- #ifdef __WIN__
- #define NO_DIR_LIBRARY /* Not standar dir-library */
- #define USE_MY_STAT_STRUCT /* For my_lib */
- #endif
- /* Some things that this system does have */
- #ifndef HAVE_ITOA
- #define USE_MY_ITOA /* There is no itoa */
- #endif
- /* Some defines of functions for portability */
- #ifndef HAVE_ATOD
- #define atod atof
- #endif
- #ifdef USE_MY_ATOF
- #define atof my_atof
- extern void init_my_atof(void);
- extern double my_atof(const char*);
- #endif
- #undef remove /* Crashes MySQL on SCO 5.0.0 */
- #ifndef __WIN__
- #define closesocket(A) close(A)
- #ifndef ulonglong2double
- #define ulonglong2double(A) ((double) (A))
- #define my_off_t2double(A) ((double) (A))
- #endif
- #endif
- #ifndef offsetof
- #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
- #endif
- #define ulong_to_double(X) ((double) (ulong) (X))
- #define SET_STACK_SIZE(X) /* Not needed on real machines */
- #if !defined(HAVE_mit_thread) && !defined(HAVE_STRTOK_R)
- #define strtok_r(A,B,C) strtok((A),(B))
- #endif
- #ifdef HAVE_LINUXTHREADS
- /* #define pthread_sigmask(A,B,C) sigprocmask((A),(B),(C)) */
- /* #define sigset(A,B) signal((A),(B)) */
- #endif
- /* Remove some things that mit_thread break or doesn't support */
- #if defined(HAVE_mit_thread) && defined(THREAD)
- #undef HAVE_PREAD
- #undef HAVE_REALPATH
- #undef HAVE_MLOCK
- #undef HAVE_TEMPNAM /* Use ours */
- #undef HAVE_PTHREAD_SETPRIO
- #undef HAVE_FTRUNCATE
- #undef HAVE_READLINK
- #endif
- /* This is from the old m-machine.h file */
- #if SIZEOF_LONG_LONG > 4
- #define HAVE_LONG_LONG 1
- #endif
- #if defined(HAVE_LONG_LONG) && !defined(LONGLONG_MIN)
- #define LONGLONG_MIN ((long long) 0x8000000000000000LL)
- #define LONGLONG_MAX ((long long) 0x7FFFFFFFFFFFFFFFLL)
- #endif
- #if SIZEOF_LONG == 4
- #define INT_MIN32 (long) 0x80000000L
- #define INT_MAX32 (long) 0x7FFFFFFFL
- #define INT_MIN24 ((long) 0xff800000L)
- #define INT_MAX24 0x007fffffL
- #define INT_MIN16 ((short int) 0x8000)
- #define INT_MAX16 0x7FFF
- #define INT_MIN8 ((char) 0x80)
- #define INT_MAX8 ((char) 0x7F)
- #else /* Probably Alpha */
- #define INT_MIN32 ((long) (int) 0x80000000)
- #define INT_MAX32 ((long) (int) 0x7FFFFFFF)
- #define INT_MIN24 ((long) (int) 0xff800000)
- #define INT_MAX24 ((long) (int) 0x007fffff)
- #define INT_MIN16 ((short int) 0xffff8000)
- #define INT_MAX16 ((short int) 0x00007FFF)
- #endif
- /* From limits.h instead */
- #ifndef DBL_MIN
- #define DBL_MIN 4.94065645841246544e-324
- #define FLT_MIN ((float)1.40129846432481707e-45)
- #endif
- #ifndef DBL_MAX
- #define DBL_MAX 1.79769313486231470e+308
- #define FLT_MAX ((float)3.40282346638528860e+38)
- #endif
- /* Max size that must be added to a so that we know Size to make
- adressable obj. */
- typedef long my_ptrdiff_t;
- #define MY_ALIGN(A,L) (((A) + (L) - 1) & ~((L) - 1))
- #define ALIGN_SIZE(A) MY_ALIGN((A),sizeof(double))
- /* Size to make adressable obj. */
- #define ALIGN_PTR(A, t) ((t*) MY_ALIGN((A),sizeof(t)))
- /* Offset of filed f in structure t */
- #define OFFSET(t, f) ((size_t)(char *)&((t *)0)->f)
- #define ADD_TO_PTR(ptr,size,type) (type) ((byte*) (ptr)+size)
- #define PTR_BYTE_DIFF(A,B) (my_ptrdiff_t) ((byte*) (A) - (byte*) (B))
- #define NullS (char *) 0
- /* Nowdays we do not support MessyDos */
- #ifndef NEAR
- #define NEAR /* Who needs segments ? */
- #define FAR /* On a good machine */
- #define HUGE_PTR
- #endif
- #ifndef STDCALL
- #define STDCALL
- #endif
- /* Typdefs for easyier portability */
- #if defined(VOIDTYPE)
- typedef void *gptr; /* Generic pointer */
- #else
- typedef char *gptr; /* Generic pointer */
- #endif
- #ifndef HAVE_INT_8_16_32
- typedef char int8; /* Signed integer >= 8 bits */
- typedef short int16; /* Signed integer >= 16 bits */
- #endif
- #ifndef HAVE_UCHAR
- typedef unsigned char uchar; /* Short for unsigned char */
- #endif
- typedef unsigned char uint8; /* Short for unsigned integer >= 8 bits */
- typedef unsigned short uint16; /* Short for unsigned integer >= 16 bits */
- #if SIZEOF_INT == 4
- #ifndef HAVE_INT_8_16_32
- typedef int int32;
- #endif
- typedef unsigned int uint32; /* Short for unsigned integer >= 32 bits */
- #elif SIZEOF_LONG == 4
- #ifndef HAVE_INT_8_16_32
- typedef long int32;
- #endif
- typedef unsigned long uint32; /* Short for unsigned integer >= 32 bits */
- #else
- error "Neither int or long is of 4 bytes width"
- #endif
- #if !defined(HAVE_ULONG) && !defined(HAVE_LINUXTHREADS) && !defined(__USE_MISC)
- typedef unsigned long ulong; /* Short for unsigned long */
- #endif
- #ifndef longlong_defined
- #if defined(HAVE_LONG_LONG) && SIZEOF_LONG != 8
- typedef unsigned long long ulonglong; /* ulong or unsigned long long */
- typedef long long longlong;
- #else
- typedef unsigned long ulonglong; /* ulong or unsigned long long */
- typedef long longlong;
- #endif
- #endif
- #ifdef USE_RAID
- /* The following is done with a if to not get problems with pre-processors
- with late define evaluation */
- #if SIZEOF_OFF_T == 4
- #define SYSTEM_SIZEOF_OFF_T 4
- #else
- #define SYSTEM_SIZEOF_OFF_T 8
- #endif
- #undef SIZEOF_OFF_T
- #define SIZEOF_OFF_T 8
- #else
- #define SYSTEM_SIZEOF_OFF_T SIZEOF_OFF_T
- #endif /* USE_RAID */
- #if SIZEOF_OFF_T > 4
- typedef ulonglong my_off_t;
- #else
- typedef unsigned long my_off_t;
- #endif
- #define MY_FILEPOS_ERROR (~(my_off_t) 0)
- #ifndef __WIN__
- typedef off_t os_off_t;
- #endif
- typedef uint8 int7; /* Most effective integer 0 <= x <= 127 */
- typedef short int15; /* Most effective integer 0 <= x <= 32767 */
- typedef char *my_string; /* String of characters */
- typedef unsigned long size_s; /* Size of strings (In string-funcs) */
- typedef int myf; /* Type of MyFlags in my_funcs */
- #ifndef byte_defined
- typedef char byte; /* Smallest addressable unit */
- #endif
- typedef char my_bool; /* Small bool */
- #if !defined(bool) && !defined(bool_defined) && (!defined(HAVE_BOOL) || !defined(__cplusplus))
- typedef char bool; /* Ordinary boolean values 0 1 */
- #endif
- /* Macros for converting *constants* to the right type */
- #define INT8(v) (int8) (v)
- #define INT16(v) (int16) (v)
- #define INT32(v) (int32) (v)
- #define MYF(v) (myf) (v)
- /* Defines to make it possible to prioritize register assignments. No
- longer needed with moder compilers */
- #ifndef USING_X
- #define reg1 register
- #define reg2 register
- #define reg3 register
- #define reg4 register
- #define reg5 register
- #define reg6 register
- #define reg7 register
- #define reg8 register
- #define reg9 register
- #define reg10 register
- #define reg11 register
- #define reg12 register
- #define reg13 register
- #define reg14 register
- #define reg15 register
- #define reg16 register
- #endif
- /* Defines for time function */
- #define SCALE_SEC 100
- #define SCALE_USEC 10000
- #define MY_HOW_OFTEN_TO_ALARM 2 /* How often we want info on screen */
- #define MY_HOW_OFTEN_TO_WRITE 1000 /* How often we want info on screen */
- /*
- ** Define-funktions for reading and storing in machine independent format
- ** (low byte first)
- */
- /* Optimized store functions for Intel x86 */
- #ifdef __i386__
- #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)
- typedef union {
- double v;
- long m[2];
- } doubleget_union;
- #define doubleget(V,M) { ((doubleget_union *)&V)->m[0] = *((long*) M);
- ((doubleget_union *)&V)->m[1] = *(((long*) M)+1); }
- #define doublestore(T,V) { *((long *) T) = ((doubleget_union *)&V)->m[0];
- *(((long *) T)+1) = ((doubleget_union *)&V)->m[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))
- #endif /* __i386__ */
- #ifndef sint2korr
- #define sint2korr(A) (int16) (((int16) ((uchar) (A)[0])) +
- ((int16) ((int16) (A)[1]) << 8))
- #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) (int32) (((int32) ((uchar) (A)[0])) +
- (((int32) ((uchar) (A)[1]) << 8)) +
- (((int32) ((uchar) (A)[2]) << 16)) +
- (((int32) ((int16) (A)[3]) << 24)))
- #define sint8korr(A) (longlong) uint8korr(A)
- #define uint2korr(A) (uint16) (((uint16) ((uchar) (A)[0])) +
- ((uint16) ((uchar) (A)[1]) << 8))
- #define uint3korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +
- (((uint32) ((uchar) (A)[1])) << 8) +
- (((uint32) ((uchar) (A)[2])) << 16))
- #define uint4korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +
- (((uint32) ((uchar) (A)[1])) << 8) +
- (((uint32) ((uchar) (A)[2])) << 16) +
- (((uint32) ((uchar) (A)[3])) << 24))
- #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)(((uint32) ((uchar) (A)[0])) +
- (((uint32) ((uchar) (A)[1])) << 8) +
- (((uint32) ((uchar) (A)[2])) << 16) +
- (((uint32) ((uchar) (A)[3])) << 24)) +
- (((ulonglong) (((uint32) ((uchar) (A)[4])) +
- (((uint32) ((uchar) (A)[5])) << 8) +
- (((uint32) ((uchar) (A)[6])) << 16) +
- (((uint32) ((uchar) (A)[7])) << 24))) <<
- 32))
- #define int2store(T,A) { uint def_temp= (uint) (A) ;
- *((uchar*) (T))= (uchar)(def_temp);
- *((uchar*) (T+1))=(uchar)((def_temp >> 8)); }
- #define int3store(T,A) { /*lint -save -e734 */
- *((T))=(char) ((A));
- *((T)+1)=(char) (((A) >> 8));
- *((T)+2)=(char) (((A) >> 16));
- /*lint -restore */}
- #define int4store(T,A) { *(T)=(char) ((A));
- *((T)+1)=(char) (((A) >> 8));
- *((T)+2)=(char) (((A) >> 16));
- *((T)+3)=(char) (((A) >> 24)); }
- #define int5store(T,A) { *(T)=((A));
- *((T)+1)=(((A) >> 8));
- *((T)+2)=(((A) >> 16));
- *((T)+3)=(((A) >> 24));
- *((T)+4)=(((A) >> 32)); }
- #define int8store(T,A) { uint def_temp= (uint) (A), def_temp2= (uint) ((A) >> 32);
- int4store((T),def_temp);
- int4store((T+4),def_temp2);
- }
- #ifdef WORDS_BIGENDIAN
- #define float4store(T,A) { *(T)= ((byte *) &A)[3];
- *((T)+1)=(char) ((byte *) &A)[2];
- *((T)+2)=(char) ((byte *) &A)[1];
- *((T)+3)=(char) ((byte *) &A)[0]; }
- #define float4get(V,M) { float def_temp;
- ((byte*) &def_temp)[0]=(M)[3];
- ((byte*) &def_temp)[1]=(M)[2];
- ((byte*) &def_temp)[2]=(M)[1];
- ((byte*) &def_temp)[3]=(M)[0];
- (V)=def_temp; }
- #define float8store(T,V) { *(T)= ((byte *) &V)[7];
- *((T)+1)=(char) ((byte *) &V)[6];
- *((T)+2)=(char) ((byte *) &V)[5];
- *((T)+3)=(char) ((byte *) &V)[4];
- *((T)+4)=(char) ((byte *) &V)[3];
- *((T)+5)=(char) ((byte *) &V)[2];
- *((T)+6)=(char) ((byte *) &V)[1];
- *((T)+7)=(char) ((byte *) &V)[0]; }
- #define float8get(V,M) { double def_temp;
- ((byte*) &def_temp)[0]=(M)[7];
- ((byte*) &def_temp)[1]=(M)[6];
- ((byte*) &def_temp)[2]=(M)[5];
- ((byte*) &def_temp)[3]=(M)[4];
- ((byte*) &def_temp)[4]=(M)[3];
- ((byte*) &def_temp)[5]=(M)[2];
- ((byte*) &def_temp)[6]=(M)[1];
- ((byte*) &def_temp)[7]=(M)[0];
- (V) = def_temp; }
- #else
- #define float4get(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(float))
- #define float4store(V,M) memcpy_fixed((byte*) V,(byte*) (&M),sizeof(float))
- #if defined(__FLOAT_WORD_ORDER) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN)
- #define doublestore(T,V) { *(T)= ((byte *) &V)[4];
- *((T)+1)=(char) ((byte *) &V)[5];
- *((T)+2)=(char) ((byte *) &V)[6];
- *((T)+3)=(char) ((byte *) &V)[7];
- *((T)+4)=(char) ((byte *) &V)[0];
- *((T)+5)=(char) ((byte *) &V)[1];
- *((T)+6)=(char) ((byte *) &V)[2];
- *((T)+7)=(char) ((byte *) &V)[3]; }
- #define doubleget(V,M) { double def_temp;
- ((byte*) &def_temp)[0]=(M)[4];
- ((byte*) &def_temp)[1]=(M)[5];
- ((byte*) &def_temp)[2]=(M)[6];
- ((byte*) &def_temp)[3]=(M)[7];
- ((byte*) &def_temp)[4]=(M)[0];
- ((byte*) &def_temp)[5]=(M)[1];
- ((byte*) &def_temp)[6]=(M)[2];
- ((byte*) &def_temp)[7]=(M)[3];
- (V) = def_temp; }
- #endif /* __FLOAT_WORD_ORDER */
- #define float8get(V,M) doubleget((V),(M))
- #define float8store(V,M) doublestore((V),(M))
- #endif /* WORDS_BIGENDIAN */
- #endif /* sint2korr */
- /* Define-funktions for reading and storing in machine format from/to
- short/long to/from some place in memory V should be a (not
- register) variable, M is a pointer to byte */
- #ifdef WORDS_BIGENDIAN
- #define ushortget(V,M) { V = (uint16) (((uint16) ((uchar) (M)[1]))+
- ((uint16) ((uint16) (M)[0]) << 8)); }
- #define shortget(V,M) { V = (short) (((short) ((uchar) (M)[1]))+
- ((short) ((short) (M)[0]) << 8)); }
- #define longget(V,M) { int32 def_temp;
- ((byte*) &def_temp)[0]=(M)[0];
- ((byte*) &def_temp)[1]=(M)[1];
- ((byte*) &def_temp)[2]=(M)[2];
- ((byte*) &def_temp)[3]=(M)[3];
- (V)=def_temp; }
- #define ulongget(V,M) { uint32 def_temp;
- ((byte*) &def_temp)[0]=(M)[0];
- ((byte*) &def_temp)[1]=(M)[1];
- ((byte*) &def_temp)[2]=(M)[2];
- ((byte*) &def_temp)[3]=(M)[3];
- (V)=def_temp; }
- #define shortstore(T,A) { uint def_temp=(uint) (A) ;
- *(T+1)=(char)(def_temp);
- *(T+0)=(char)(def_temp >> 8); }
- #define longstore(T,A) { *((T)+3)=((A));
- *((T)+2)=(((A) >> 8));
- *((T)+1)=(((A) >> 16));
- *((T)+0)=(((A) >> 24)); }
- #define doubleget(V,M) memcpy((byte*) &V,(byte*) (M),sizeof(double))
- #define doublestore(T,V) memcpy((byte*) (T),(byte*) &V,sizeof(double))
- #define longlongget(V,M) memcpy((byte*) &V,(byte*) (M),sizeof(ulonglong))
- #define longlongstore(T,V) memcpy((byte*) (T),(byte*) &V,sizeof(ulonglong))
- #else
- #define ushortget(V,M) { V = uint2korr(M); }
- #define shortget(V,M) { V = sint2korr(M); }
- #define longget(V,M) { V = sint4korr(M); }
- #define ulongget(V,M) { V = uint4korr(M); }
- #define shortstore(T,V) int2store(T,V)
- #define longstore(T,V) int4store(T,V)
- #ifndef doubleget
- #define doubleget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(double))
- #define doublestore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(double))
- #endif /* doubleget */
- #define longlongget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(ulonglong))
- #define longlongstore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(ulonglong))
- #endif /* WORDS_BIGENDIAN */
- /* sprintf does not always return the number of bytes :- */
- #ifdef SPRINTF_RETURNS_INT
- #define my_sprintf(buff,args) sprintf args
- #else
- #ifdef SPRINTF_RETURNS_PTR
- #define my_sprintf(buff,args) ((int)(sprintf args - buff))
- #else
- #define my_sprintf(buff,args) sprintf args,strlen(buff)
- #endif
- #endif
- #ifndef THREAD
- #define thread_safe_increment(V,L) (V)++
- #define thread_safe_add(V,C,L) (V)+=(C)
- #define thread_safe_sub(V,C,L) (V)-=(C)
- #define statistic_increment(V,L) (V)++
- #define statistic_add(V,C,L) (V)+=(C)
- #endif
- #endif /* _global_h */