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src/libmysql_std/include/my_global.h
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00001 /* Copyright (C) 2000-2003 MySQL AB 00002 00003 This program is free software; you can redistribute it and/or modify 00004 it under the terms of the GNU General Public License as published by 00005 the Free Software Foundation; version 2 of the License. 00006 00007 This program is distributed in the hope that it will be useful, 00008 but WITHOUT ANY WARRANTY; without even the implied warranty of 00009 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00010 GNU General Public License for more details. 00011 00012 You should have received a copy of the GNU General Public License 00013 along with this program; if not, write to the Free Software 00014 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ 00015 00016 /* This is the include file that should be included 'first' in every C file. */ 00017 00018 #ifndef _global_h 00019 #define _global_h 00020 00021 #ifndef EMBEDDED_LIBRARY 00022 #define HAVE_REPLICATION 00023 #define HAVE_EXTERNAL_CLIENT 00024 #endif 00025 00026 #if defined( __EMX__) && !defined( MYSQL_SERVER) 00027 /* moved here to use below VOID macro redefinition */ 00028 #define INCL_BASE 00029 #define INCL_NOPMAPI 00030 #include <os2.h> 00031 #endif /* __EMX__ */ 00032 00033 #ifdef __CYGWIN__ 00034 /* We use a Unix API, so pretend it's not Windows */ 00035 #undef WIN 00036 #undef WIN32 00037 #undef _WIN 00038 #undef _WIN32 00039 #undef _WIN64 00040 #undef __WIN__ 00041 #undef __WIN32__ 00042 #define HAVE_ERRNO_AS_DEFINE 00043 #endif /* __CYGWIN__ */ 00044 00045 #if defined(__QNXNTO__) && !defined(FD_SETSIZE) 00046 #define FD_SETSIZE 1024 /* Max number of file descriptor bits in 00047 fd_set, used when calling 'select' 00048 Must be defined before including 00049 "sys/select.h" and "sys/time.h" 00050 */ 00051 #endif 00052 00053 00054 /* to make command line shorter we'll define USE_PRAGMA_INTERFACE here */ 00055 #ifdef USE_PRAGMA_IMPLEMENTATION 00056 #define USE_PRAGMA_INTERFACE 00057 #endif 00058 00059 #if defined(i386) && !defined(__i386__) 00060 #define __i386__ 00061 #endif 00062 00063 /* Macros to make switching between C and C++ mode easier */ 00064 #ifdef __cplusplus 00065 #define C_MODE_START extern "C" { 00066 #define C_MODE_END } 00067 #else 00068 #define C_MODE_START 00069 #define C_MODE_END 00070 #endif 00071 00072 #if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32) 00073 #include <config-win.h> 00074 #elif defined(OS2) 00075 #include <config-os2.h> 00076 #elif defined(__NETWARE__) 00077 #include <my_config.h> 00078 #include <config-netware.h> 00079 #if defined(__cplusplus) && defined(inline) 00080 #undef inline /* fix configure problem */ 00081 #endif 00082 #else 00083 #include <my_config.h> 00084 #if defined(__cplusplus) && defined(inline) 00085 #undef inline /* fix configure problem */ 00086 #endif 00087 #endif /* _WIN32... */ 00088 00089 /* Make it easier to add conditionl code for windows */ 00090 #ifdef __WIN__ 00091 #define IF_WIN(A,B) (A) 00092 #else 00093 #define IF_WIN(A,B) (B) 00094 #endif 00095 00096 00097 /* Some defines to avoid ifdefs in the code */ 00098 #ifndef NETWARE_YIELD 00099 #define NETWARE_YIELD 00100 #define NETWARE_SET_SCREEN_MODE(A) 00101 #endif 00102 00103 /* 00104 The macros below are used to allow build of Universal/fat binaries of 00105 MySQL and MySQL applications under darwin. 00106 */ 00107 #ifdef TARGET_FAT_BINARY 00108 # undef SIZEOF_CHARP 00109 # undef SIZEOF_INT 00110 # undef SIZEOF_LONG 00111 # undef SIZEOF_LONG_LONG 00112 # undef SIZEOF_OFF_T 00113 # undef SIZEOF_SHORT 00114 00115 #if defined(__i386__) 00116 # undef WORDS_BIGENDIAN 00117 # define SIZEOF_CHARP 4 00118 # define SIZEOF_INT 4 00119 # define SIZEOF_LONG 4 00120 # define SIZEOF_LONG_LONG 8 00121 # define SIZEOF_OFF_T 8 00122 # define SIZEOF_SHORT 2 00123 00124 #elif defined(__ppc__) 00125 # define WORDS_BIGENDIAN 00126 # define SIZEOF_CHARP 4 00127 # define SIZEOF_INT 4 00128 # define SIZEOF_LONG 4 00129 # define SIZEOF_LONG_LONG 8 00130 # define SIZEOF_OFF_T 8 00131 # define SIZEOF_SHORT 2 00132 00133 #else 00134 # error Building FAT binary for an unknown architecture. 00135 #endif 00136 #endif /* TARGET_FAT_BINARY */ 00137 00138 00139 /* 00140 The macros below are borrowed from include/linux/compiler.h in the 00141 Linux kernel. Use them to indicate the likelyhood of the truthfulness 00142 of a condition. This serves two purposes - newer versions of gcc will be 00143 able to optimize for branch predication, which could yield siginficant 00144 performance gains in frequently executed sections of the code, and the 00145 other reason to use them is for documentation 00146 */ 00147 00148 #if !defined(__GNUC__) || (__GNUC__ == 2 && __GNUC_MINOR__ < 96) 00149 #define __builtin_expect(x, expected_value) (x) 00150 #endif 00151 00152 #define likely(x) __builtin_expect((x),1) 00153 #define unlikely(x) __builtin_expect((x),0) 00154 00155 00156 /* Fix problem with S_ISLNK() on Linux */ 00157 #if defined(TARGET_OS_LINUX) || defined(__GLIBC__) 00158 #undef _GNU_SOURCE 00159 #define _GNU_SOURCE 1 00160 #endif 00161 00162 /* 00163 Temporary solution to solve bug#7156. Include "sys/types.h" before 00164 the thread headers, else the function madvise() will not be defined 00165 */ 00166 #if defined(HAVE_SYS_TYPES_H) && ( defined(sun) || defined(__sun) ) 00167 #include <sys/types.h> 00168 #endif 00169 00170 /* The client defines this to avoid all thread code */ 00171 #if defined(UNDEF_THREADS_HACK) 00172 #undef THREAD 00173 #undef HAVE_mit_thread 00174 #undef HAVE_LINUXTHREADS 00175 #undef HAVE_NPTL 00176 #undef HAVE_UNIXWARE7_THREADS 00177 #endif 00178 00179 #ifdef HAVE_THREADS_WITHOUT_SOCKETS 00180 /* MIT pthreads does not work with unix sockets */ 00181 #undef HAVE_SYS_UN_H 00182 #endif 00183 00184 #define __EXTENSIONS__ 1 /* We want some extension */ 00185 #ifndef __STDC_EXT__ 00186 #define __STDC_EXT__ 1 /* To get large file support on hpux */ 00187 #endif 00188 00189 /* 00190 Solaris 9 include file <sys/feature_tests.h> refers to X/Open document 00191 00192 System Interfaces and Headers, Issue 5 00193 00194 saying we should define _XOPEN_SOURCE=500 to get POSIX.1c prototypes, 00195 but apparently other systems (namely FreeBSD) don't agree. 00196 00197 On a newer Solaris 10, the above file recognizes also _XOPEN_SOURCE=600. 00198 Furthermore, it tests that if a program requires older standard 00199 (_XOPEN_SOURCE<600 or _POSIX_C_SOURCE<200112L) it cannot be 00200 run on a new compiler (that defines _STDC_C99) and issues an #error. 00201 It's also an #error if a program requires new standard (_XOPEN_SOURCE=600 00202 or _POSIX_C_SOURCE=200112L) and a compiler does not define _STDC_C99. 00203 00204 To add more to this mess, Sun Studio C compiler defines _STDC_C99 while 00205 C++ compiler does not! 00206 00207 So, in a desperate attempt to get correct prototypes for both 00208 C and C++ code, we define either _XOPEN_SOURCE=600 or _XOPEN_SOURCE=500 00209 depending on the compiler's announced C standard support. 00210 00211 Cleaner solutions are welcome. 00212 */ 00213 #ifdef __sun 00214 #if __STDC_VERSION__ - 0 >= 199901L 00215 #define _XOPEN_SOURCE 600 00216 #else 00217 #define _XOPEN_SOURCE 500 00218 #endif 00219 #endif 00220 00221 #if defined(THREAD) && !defined(__WIN__) && !defined(OS2) 00222 #ifndef _POSIX_PTHREAD_SEMANTICS 00223 #define _POSIX_PTHREAD_SEMANTICS /* We want posix threads */ 00224 #endif 00225 00226 #if !defined(SCO) 00227 #define _REENTRANT 1 /* Some thread libraries require this */ 00228 #endif 00229 #if !defined(_THREAD_SAFE) && !defined(_AIX) 00230 #define _THREAD_SAFE /* Required for OSF1 */ 00231 #endif 00232 #ifndef HAVE_mit_thread 00233 #ifdef HAVE_UNIXWARE7_THREADS 00234 #include <thread.h> 00235 #else 00236 #if defined(HPUX10) || defined(HPUX11) 00237 C_MODE_START /* HPUX needs this, signal.h bug */ 00238 #include <pthread.h> 00239 C_MODE_END 00240 #else 00241 #include <pthread.h> /* AIX must have this included first */ 00242 #endif 00243 #endif /* HAVE_UNIXWARE7_THREADS */ 00244 #endif /* HAVE_mit_thread */ 00245 #if !defined(SCO) && !defined(_REENTRANT) 00246 #define _REENTRANT 1 /* Threads requires reentrant code */ 00247 #endif 00248 #endif /* THREAD */ 00249 00250 /* Go around some bugs in different OS and compilers */ 00251 #ifdef _AIX /* By soren@t.dk */ 00252 #define _H_STRINGS 00253 #define _SYS_STREAM_H 00254 /* #define _AIX32_CURSES */ /* XXX: this breaks AIX 4.3.3 (others?). */ 00255 #define ulonglong2double(A) my_ulonglong2double(A) 00256 #define my_off_t2double(A) my_ulonglong2double(A) 00257 C_MODE_START 00258 double my_ulonglong2double(unsigned long long A); 00259 C_MODE_END 00260 #endif /* _AIX */ 00261 00262 #ifdef HAVE_BROKEN_SNPRINTF /* HPUX 10.20 don't have this defined */ 00263 #undef HAVE_SNPRINTF 00264 #endif 00265 #ifdef HAVE_BROKEN_PREAD 00266 /* 00267 pread()/pwrite() are not 64 bit safe on HP-UX 11.0 without 00268 installing the kernel patch PHKL_20349 or greater 00269 */ 00270 #undef HAVE_PREAD 00271 #undef HAVE_PWRITE 00272 #endif 00273 #if defined(HAVE_BROKEN_INLINE) && !defined(__cplusplus) 00274 #undef inline 00275 #define inline 00276 #endif 00277 00278 #ifdef UNDEF_HAVE_GETHOSTBYNAME_R /* For OSF4.x */ 00279 #undef HAVE_GETHOSTBYNAME_R 00280 #endif 00281 #ifdef UNDEF_HAVE_INITGROUPS /* For AIX 4.3 */ 00282 #undef HAVE_INITGROUPS 00283 #endif 00284 00285 /* gcc/egcs issues */ 00286 00287 #if defined(__GNUC) && defined(__EXCEPTIONS) 00288 #error "Please add -fno-exceptions to CXXFLAGS and reconfigure/recompile" 00289 #endif 00290 00291 00292 /* Fix a bug in gcc 2.8.0 on IRIX 6.2 */ 00293 #if SIZEOF_LONG == 4 && defined(__LONG_MAX__) && (__GNUC__ == 2 && __GNUC_MINOR__ == 8) 00294 #undef __LONG_MAX__ /* Is a longlong value in gcc 2.8.0 ??? */ 00295 #define __LONG_MAX__ 2147483647 00296 #endif 00297 00298 /* egcs 1.1.2 has a problem with memcpy on Alpha */ 00299 #if defined(__GNUC__) && defined(__alpha__) && ! (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)) 00300 #define BAD_MEMCPY 00301 #endif 00302 00303 #if defined(_lint) && !defined(lint) 00304 #define lint 00305 #endif 00306 #if SIZEOF_LONG_LONG > 4 && !defined(_LONG_LONG) 00307 #define _LONG_LONG 1 /* For AIX string library */ 00308 #endif 00309 00310 #ifndef stdin 00311 #include <stdio.h> 00312 #endif 00313 #ifdef HAVE_STDLIB_H 00314 #include <stdlib.h> 00315 #endif 00316 #ifdef HAVE_STDDEF_H 00317 #include <stddef.h> 00318 #endif 00319 00320 #include <math.h> 00321 #ifdef HAVE_LIMITS_H 00322 #include <limits.h> 00323 #endif 00324 #ifdef HAVE_FLOAT_H 00325 #include <float.h> 00326 #endif 00327 00328 #ifdef HAVE_SYS_TYPES_H 00329 #include <sys/types.h> 00330 #endif 00331 #ifdef HAVE_FCNTL_H 00332 #include <fcntl.h> 00333 #endif 00334 #ifdef HAVE_SYS_TIMEB_H 00335 #include <sys/timeb.h> /* Avoid warnings on SCO */ 00336 #endif 00337 #if TIME_WITH_SYS_TIME 00338 # include <sys/time.h> 00339 # include <time.h> 00340 #else 00341 # if HAVE_SYS_TIME_H 00342 # include <sys/time.h> 00343 # else 00344 # include <time.h> 00345 # endif 00346 #endif /* TIME_WITH_SYS_TIME */ 00347 #ifdef HAVE_UNISTD_H 00348 #include <unistd.h> 00349 #endif 00350 #if defined(__cplusplus) && defined(NO_CPLUSPLUS_ALLOCA) 00351 #undef HAVE_ALLOCA 00352 #undef HAVE_ALLOCA_H 00353 #endif 00354 #ifdef HAVE_ALLOCA_H 00355 #include <alloca.h> 00356 #endif 00357 #ifdef HAVE_ATOMIC_ADD 00358 #define new my_arg_new 00359 #define need_to_restore_new 1 00360 C_MODE_START 00361 #include <asm/atomic.h> 00362 C_MODE_END 00363 #ifdef need_to_restore_new /* probably safer than #ifdef new */ 00364 #undef new 00365 #undef need_to_restore_new 00366 #endif 00367 #endif 00368 #include <errno.h> /* Recommended by debian */ 00369 /* We need the following to go around a problem with openssl on solaris */ 00370 #if defined(HAVE_CRYPT_H) 00371 #include <crypt.h> 00372 #endif 00373 00374 /* 00375 A lot of our programs uses asserts, so better to always include it 00376 This also fixes a problem when people uses DBUG_ASSERT without including 00377 assert.h 00378 */ 00379 #include <assert.h> 00380 00381 /* Go around some bugs in different OS and compilers */ 00382 #if defined(_HPUX_SOURCE) && defined(HAVE_SYS_STREAM_H) 00383 #include <sys/stream.h> /* HPUX 10.20 defines ulong here. UGLY !!! */ 00384 #define HAVE_ULONG 00385 #endif 00386 #ifdef DONT_USE_FINITE /* HPUX 11.x has is_finite() */ 00387 #undef HAVE_FINITE 00388 #endif 00389 #if defined(HPUX10) && defined(_LARGEFILE64_SOURCE) && defined(THREAD) 00390 /* Fix bug in setrlimit */ 00391 #undef setrlimit 00392 #define setrlimit cma_setrlimit64 00393 #endif 00394 /* Declare madvise where it is not declared for C++, like Solaris */ 00395 #if HAVE_MADVISE && !HAVE_DECL_MADVISE && defined(__cplusplus) 00396 extern "C" int madvise(void *addr, size_t len, int behav); 00397 #endif 00398 00399 #ifdef __QNXNTO__ 00400 /* This has to be after include limits.h */ 00401 #define HAVE_ERRNO_AS_DEFINE 00402 #define HAVE_FCNTL_LOCK 00403 #undef HAVE_FINITE 00404 #undef LONGLONG_MIN /* These get wrongly defined in QNX 6.2 */ 00405 #undef LONGLONG_MAX /* standard system library 'limits.h' */ 00406 #ifdef __cplusplus 00407 #ifndef HAVE_RINT 00408 #define HAVE_RINT 00409 #endif /* rint() and isnan() functions are not */ 00410 #define rint(a) std::rint(a) /* visible in C++ scope due to an error */ 00411 #define isnan(a) std::isnan(a) /* in the usr/include/math.h on QNX */ 00412 #endif 00413 #endif 00414 00415 /* We can not live without the following defines */ 00416 00417 #define USE_MYFUNC 1 /* Must use syscall indirection */ 00418 #define MASTER 1 /* Compile without unireg */ 00419 #define ENGLISH 1 /* Messages in English */ 00420 #define POSIX_MISTAKE 1 /* regexp: Fix stupid spec error */ 00421 #define USE_REGEX 1 /* We want the use the regex library */ 00422 /* Do not define for ultra sparcs */ 00423 #ifndef OS2 00424 #define USE_BMOVE512 1 /* Use this unless system bmove is faster */ 00425 #endif 00426 00427 #define QUOTE_ARG(x) #x /* Quote argument (before cpp) */ 00428 #define STRINGIFY_ARG(x) QUOTE_ARG(x) /* Quote argument, after cpp */ 00429 00430 /* Paranoid settings. Define I_AM_PARANOID if you are paranoid */ 00431 #ifdef I_AM_PARANOID 00432 #define DONT_ALLOW_USER_CHANGE 1 00433 #define DONT_USE_MYSQL_PWD 1 00434 #endif 00435 00436 /* Does the system remember a signal handler after a signal ? */ 00437 #ifndef HAVE_BSD_SIGNALS 00438 #define DONT_REMEMBER_SIGNAL 00439 #endif 00440 00441 /* Define void to stop lint from generating "null effekt" comments */ 00442 #ifndef DONT_DEFINE_VOID 00443 #ifdef _lint 00444 int __void__; 00445 #define VOID(X) (__void__ = (int) (X)) 00446 #else 00447 #undef VOID 00448 #define VOID(X) (X) 00449 #endif 00450 #endif /* DONT_DEFINE_VOID */ 00451 00452 #if defined(_lint) || defined(FORCE_INIT_OF_VARS) 00453 #define LINT_INIT(var) var=0 /* No uninitialize-warning */ 00454 #else 00455 #define LINT_INIT(var) 00456 #endif 00457 00458 #if defined(_lint) || defined(FORCE_INIT_OF_VARS) || defined(HAVE_purify) 00459 #define PURIFY_OR_LINT_INIT(var) var=0 00460 #else 00461 #define PURIFY_OR_LINT_INIT(var) 00462 #endif 00463 00464 /* Define some useful general macros */ 00465 #if !defined(max) 00466 #define max(a, b) ((a) > (b) ? (a) : (b)) 00467 #define min(a, b) ((a) < (b) ? (a) : (b)) 00468 #endif 00469 00470 #if defined(__EMX__) || !defined(HAVE_UINT) 00471 #undef HAVE_UINT 00472 #define HAVE_UINT 00473 typedef unsigned int uint; 00474 typedef unsigned short ushort; 00475 #endif 00476 00477 #define CMP_NUM(a,b) (((a) < (b)) ? -1 : ((a) == (b)) ? 0 : 1) 00478 #define sgn(a) (((a) < 0) ? -1 : ((a) > 0) ? 1 : 0) 00479 #define swap_variables(t, a, b) { register t dummy; dummy= a; a= b; b= dummy; } 00480 #define test(a) ((a) ? 1 : 0) 00481 #define set_if_bigger(a,b) do { if ((a) < (b)) (a)=(b); } while(0) 00482 #define set_if_smaller(a,b) do { if ((a) > (b)) (a)=(b); } while(0) 00483 #define test_all_bits(a,b) (((a) & (b)) == (b)) 00484 #define set_bits(type, bit_count) (sizeof(type)*8 <= (bit_count) ? ~(type) 0 : ((((type) 1) << (bit_count)) - (type) 1)) 00485 #define array_elements(A) ((uint) (sizeof(A)/sizeof(A[0]))) 00486 #ifndef HAVE_RINT 00487 #define rint(A) floor((A)+(((A) < 0)? -0.5 : 0.5)) 00488 #endif 00489 00490 /* Define some general constants */ 00491 #ifndef TRUE 00492 #define TRUE (1) /* Logical true */ 00493 #define FALSE (0) /* Logical false */ 00494 #endif 00495 00496 #if defined(__GNUC__) 00497 #define function_volatile volatile 00498 #define my_reinterpret_cast(A) reinterpret_cast<A> 00499 #define my_const_cast(A) const_cast<A> 00500 # ifndef GCC_VERSION 00501 # define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__) 00502 # endif 00503 #elif !defined(my_reinterpret_cast) 00504 #define my_reinterpret_cast(A) (A) 00505 #define my_const_cast(A) (A) 00506 #endif 00507 00508 #include <my_attribute.h> 00509 00510 /* 00511 Wen using the embedded library, users might run into link problems, 00512 duplicate declaration of __cxa_pure_virtual, solved by declaring it a 00513 weak symbol. 00514 */ 00515 #if defined(USE_MYSYS_NEW) && ! defined(DONT_DECLARE_CXA_PURE_VIRTUAL) 00516 C_MODE_START 00517 int __cxa_pure_virtual () __attribute__ ((weak)); 00518 C_MODE_END 00519 #endif 00520 00521 /* From old s-system.h */ 00522 00523 /* 00524 Support macros for non ansi & other old compilers. Since such 00525 things are no longer supported we do nothing. We keep then since 00526 some of our code may still be needed to upgrade old customers. 00527 */ 00528 #define _VARARGS(X) X 00529 #define _STATIC_VARARGS(X) X 00530 #define _PC(X) X 00531 00532 #if defined(DBUG_ON) && defined(DBUG_OFF) 00533 #undef DBUG_OFF 00534 #endif 00535 00536 #if defined(_lint) && !defined(DBUG_OFF) 00537 #define DBUG_OFF 00538 #endif 00539 00540 #include <my_dbug.h> 00541 00542 #define MIN_ARRAY_SIZE 0 /* Zero or One. Gcc allows zero*/ 00543 #define ASCII_BITS_USED 8 /* Bit char used */ 00544 #define NEAR_F /* No near function handling */ 00545 00546 /* Some types that is different between systems */ 00547 00548 typedef int File; /* File descriptor */ 00549 #ifndef Socket_defined 00550 typedef int my_socket; /* File descriptor for sockets */ 00551 #define INVALID_SOCKET -1 00552 #endif 00553 /* Type for fuctions that handles signals */ 00554 #define sig_handler RETSIGTYPE 00555 C_MODE_START 00556 typedef void (*sig_return)();/* Returns type from signal */ 00557 C_MODE_END 00558 #if defined(__GNUC__) && !defined(_lint) 00559 typedef char pchar; /* Mixed prototypes can take char */ 00560 typedef char puchar; /* Mixed prototypes can take char */ 00561 typedef char pbool; /* Mixed prototypes can take char */ 00562 typedef short pshort; /* Mixed prototypes can take short int */ 00563 typedef float pfloat; /* Mixed prototypes can take float */ 00564 #else 00565 typedef int pchar; /* Mixed prototypes can't take char */ 00566 typedef uint puchar; /* Mixed prototypes can't take char */ 00567 typedef int pbool; /* Mixed prototypes can't take char */ 00568 typedef int pshort; /* Mixed prototypes can't take short int */ 00569 typedef double pfloat; /* Mixed prototypes can't take float */ 00570 #endif 00571 C_MODE_START 00572 typedef int (*qsort_cmp)(const void *,const void *); 00573 typedef int (*qsort_cmp2)(void*, const void *,const void *); 00574 C_MODE_END 00575 #ifdef HAVE_mit_thread 00576 #define qsort_t void 00577 #undef QSORT_TYPE_IS_VOID 00578 #define QSORT_TYPE_IS_VOID 00579 #else 00580 #define qsort_t RETQSORTTYPE /* Broken GCC cant handle typedef !!!! */ 00581 #endif 00582 #ifdef HAVE_mit_thread 00583 #define size_socket socklen_t /* Type of last arg to accept */ 00584 #else 00585 #ifdef HAVE_SYS_SOCKET_H 00586 #include <sys/socket.h> 00587 #endif 00588 typedef SOCKET_SIZE_TYPE size_socket; 00589 #endif 00590 00591 #ifndef SOCKOPT_OPTLEN_TYPE 00592 #define SOCKOPT_OPTLEN_TYPE size_socket 00593 #endif 00594 00595 /* file create flags */ 00596 00597 #ifndef O_SHARE /* Probably not windows */ 00598 #define O_SHARE 0 /* Flag to my_open for shared files */ 00599 #ifndef O_BINARY 00600 #define O_BINARY 0 /* Flag to my_open for binary files */ 00601 #endif 00602 #ifndef FILE_BINARY 00603 #define FILE_BINARY O_BINARY /* Flag to my_fopen for binary streams */ 00604 #endif 00605 #ifdef HAVE_FCNTL 00606 #define HAVE_FCNTL_LOCK 00607 #define F_TO_EOF 0L /* Param to lockf() to lock rest of file */ 00608 #endif 00609 #endif /* O_SHARE */ 00610 00611 #ifndef O_TEMPORARY 00612 #define O_TEMPORARY 0 00613 #endif 00614 #ifndef O_SHORT_LIVED 00615 #define O_SHORT_LIVED 0 00616 #endif 00617 #ifndef O_NOFOLLOW 00618 #define O_NOFOLLOW 0 00619 #endif 00620 00621 /* additional file share flags for win32 */ 00622 #ifdef __WIN__ 00623 #define _SH_DENYRWD 0x110 /* deny read/write mode & delete */ 00624 #define _SH_DENYWRD 0x120 /* deny write mode & delete */ 00625 #define _SH_DENYRDD 0x130 /* deny read mode & delete */ 00626 #define _SH_DENYDEL 0x140 /* deny delete only */ 00627 #endif /* __WIN__ */ 00628 00629 00630 /* #define USE_RECORD_LOCK */ 00631 00632 /* Unsigned types supported by the compiler */ 00633 #define UNSINT8 /* unsigned int8 (char) */ 00634 #define UNSINT16 /* unsigned int16 */ 00635 #define UNSINT32 /* unsigned int32 */ 00636 00637 /* General constants */ 00638 #define SC_MAXWIDTH 256 /* Max width of screen (for error messages) */ 00639 #define FN_LEN 256 /* Max file name len */ 00640 #define FN_HEADLEN 253 /* Max length of filepart of file name */ 00641 #define FN_EXTLEN 20 /* Max length of extension (part of FN_LEN) */ 00642 #define FN_REFLEN 512 /* Max length of full path-name */ 00643 #define FN_EXTCHAR '.' 00644 #define FN_HOMELIB '~' /* ~/ is used as abbrev for home dir */ 00645 #define FN_CURLIB '.' /* ./ is used as abbrev for current dir */ 00646 #define FN_PARENTDIR ".." /* Parent directory; Must be a string */ 00647 00648 #ifndef FN_LIBCHAR 00649 #ifdef __EMX__ 00650 #define FN_LIBCHAR '\\' 00651 #define FN_ROOTDIR "\\" 00652 #else 00653 #define FN_LIBCHAR '/' 00654 #define FN_ROOTDIR "/" 00655 #endif 00656 #endif 00657 #define MY_NFILE 64 /* This is only used to save filenames */ 00658 #ifndef OS_FILE_LIMIT 00659 #define OS_FILE_LIMIT 65535 00660 #endif 00661 00662 /* #define EXT_IN_LIBNAME */ 00663 /* #define FN_NO_CASE_SENCE */ 00664 /* #define FN_UPPER_CASE TRUE */ 00665 00666 /* 00667 Io buffer size; Must be a power of 2 and a multiple of 512. May be 00668 smaller what the disk page size. This influences the speed of the 00669 isam btree library. eg to big to slow. 00670 */ 00671 #define IO_SIZE 4096 00672 /* 00673 How much overhead does malloc have. The code often allocates 00674 something like 1024-MALLOC_OVERHEAD bytes 00675 */ 00676 #ifdef SAFEMALLOC 00677 #define MALLOC_OVERHEAD (8+24+4) 00678 #else 00679 #define MALLOC_OVERHEAD 8 00680 #endif 00681 /* get memory in huncs */ 00682 #define ONCE_ALLOC_INIT (uint) (4096-MALLOC_OVERHEAD) 00683 /* Typical record cash */ 00684 #define RECORD_CACHE_SIZE (uint) (64*1024-MALLOC_OVERHEAD) 00685 /* Typical key cash */ 00686 #define KEY_CACHE_SIZE (uint) (8*1024*1024-MALLOC_OVERHEAD) 00687 /* Default size of a key cache block */ 00688 #define KEY_CACHE_BLOCK_SIZE (uint) 1024 00689 00690 00691 /* Some things that this system doesn't have */ 00692 00693 #define NO_HASH /* Not needed anymore */ 00694 #ifdef __WIN__ 00695 #define NO_DIR_LIBRARY /* Not standar dir-library */ 00696 #define USE_MY_STAT_STRUCT /* For my_lib */ 00697 #endif 00698 00699 /* Some defines of functions for portability */ 00700 00701 #undef remove /* Crashes MySQL on SCO 5.0.0 */ 00702 #ifndef __WIN__ 00703 #ifdef OS2 00704 #define closesocket(A) soclose(A) 00705 #else 00706 #define closesocket(A) close(A) 00707 #endif 00708 #ifndef ulonglong2double 00709 #define ulonglong2double(A) ((double) (ulonglong) (A)) 00710 #define my_off_t2double(A) ((double) (my_off_t) (A)) 00711 #endif 00712 #endif 00713 00714 #ifndef offsetof 00715 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) 00716 #endif 00717 #define ulong_to_double(X) ((double) (ulong) (X)) 00718 #define SET_STACK_SIZE(X) /* Not needed on real machines */ 00719 00720 #if !defined(HAVE_mit_thread) && !defined(HAVE_STRTOK_R) 00721 #define strtok_r(A,B,C) strtok((A),(B)) 00722 #endif 00723 00724 /* Remove some things that mit_thread break or doesn't support */ 00725 #if defined(HAVE_mit_thread) && defined(THREAD) 00726 #undef HAVE_PREAD 00727 #undef HAVE_REALPATH 00728 #undef HAVE_MLOCK 00729 #undef HAVE_TEMPNAM /* Use ours */ 00730 #undef HAVE_PTHREAD_SETPRIO 00731 #undef HAVE_FTRUNCATE 00732 #undef HAVE_READLINK 00733 #endif 00734 00735 /* This is from the old m-machine.h file */ 00736 00737 #if SIZEOF_LONG_LONG > 4 00738 #define HAVE_LONG_LONG 1 00739 #endif 00740 00741 /* 00742 Some pre-ANSI-C99 systems like AIX 5.1 and Linux/GCC 2.95 define 00743 ULONGLONG_MAX, LONGLONG_MIN, LONGLONG_MAX; we use them if they're defined. 00744 Also on Windows we define these constants by hand in config-win.h. 00745 */ 00746 00747 #if defined(HAVE_LONG_LONG) && !defined(LONGLONG_MIN) 00748 #define LONGLONG_MIN ((long long) 0x8000000000000000LL) 00749 #define LONGLONG_MAX ((long long) 0x7FFFFFFFFFFFFFFFLL) 00750 #endif 00751 00752 #if defined(HAVE_LONG_LONG) && !defined(ULONGLONG_MAX) 00753 /* First check for ANSI C99 definition: */ 00754 #ifdef ULLONG_MAX 00755 #define ULONGLONG_MAX ULLONG_MAX 00756 #else 00757 #define ULONGLONG_MAX ((unsigned long long)(~0ULL)) 00758 #endif 00759 #endif /* defined (HAVE_LONG_LONG) && !defined(ULONGLONG_MAX)*/ 00760 00761 #define INT_MIN32 (~0x7FFFFFFFL) 00762 #define INT_MAX32 0x7FFFFFFFL 00763 #define UINT_MAX32 0xFFFFFFFFL 00764 #define INT_MIN24 (~0x007FFFFF) 00765 #define INT_MAX24 0x007FFFFF 00766 #define UINT_MAX24 0x00FFFFFF 00767 #define INT_MIN16 (~0x7FFF) 00768 #define INT_MAX16 0x7FFF 00769 #define UINT_MAX16 0xFFFF 00770 #define INT_MIN8 (~0x7F) 00771 #define INT_MAX8 0x7F 00772 #define UINT_MAX8 0xFF 00773 00774 /* From limits.h instead */ 00775 #ifndef DBL_MIN 00776 #define DBL_MIN 4.94065645841246544e-324 00777 #define FLT_MIN ((float)1.40129846432481707e-45) 00778 #endif 00779 #ifndef DBL_MAX 00780 #define DBL_MAX 1.79769313486231470e+308 00781 #define FLT_MAX ((float)3.40282346638528860e+38) 00782 #endif 00783 #ifndef SSIZE_MAX 00784 #define SSIZE_MAX ((~((size_t) 0)) / 2) 00785 #endif 00786 00787 #ifndef HAVE_FINITE 00788 #define finite(x) (1.0 / fabs(x) > 0.0) 00789 #endif 00790 00791 #ifndef HAVE_ISNAN 00792 #define isnan(x) ((x) != (x)) 00793 #endif 00794 00795 #ifdef HAVE_ISINF 00796 /* isinf() can be used in both C and C++ code */ 00797 #define my_isinf(X) isinf(X) 00798 #else 00799 #define my_isinf(X) (!finite(X) && !isnan(X)) 00800 #endif 00801 00802 /* Define missing math constants. */ 00803 #ifndef M_PI 00804 #define M_PI 3.14159265358979323846 00805 #endif 00806 #ifndef M_E 00807 #define M_E 2.7182818284590452354 00808 #endif 00809 #ifndef M_LN2 00810 #define M_LN2 0.69314718055994530942 00811 #endif 00812 00813 /* 00814 Max size that must be added to a so that we know Size to make 00815 adressable obj. 00816 */ 00817 #if SIZEOF_CHARP == 4 00818 typedef long my_ptrdiff_t; 00819 #else 00820 typedef long long my_ptrdiff_t; 00821 #endif 00822 00823 #define MY_ALIGN(A,L) (((A) + (L) - 1) & ~((L) - 1)) 00824 #define ALIGN_SIZE(A) MY_ALIGN((A),sizeof(double)) 00825 /* Size to make adressable obj. */ 00826 #define ALIGN_PTR(A, t) ((t*) MY_ALIGN((A),sizeof(t))) 00827 /* Offset of field f in structure t */ 00828 #define OFFSET(t, f) ((size_t)(char *)&((t *)0)->f) 00829 #define ADD_TO_PTR(ptr,size,type) (type) ((byte*) (ptr)+size) 00830 #define PTR_BYTE_DIFF(A,B) (my_ptrdiff_t) ((byte*) (A) - (byte*) (B)) 00831 00832 /* 00833 Custom version of standard offsetof() macro which can be used to get 00834 offsets of members in class for non-POD types (according to the current 00835 version of C++ standard offsetof() macro can't be used in such cases and 00836 attempt to do so causes warnings to be emitted, OTOH in many cases it is 00837 still OK to assume that all instances of the class has the same offsets 00838 for the same members). 00839 00840 This is temporary solution which should be removed once File_parser class 00841 and related routines are refactored. 00842 */ 00843 00844 #define my_offsetof(TYPE, MEMBER) \ 00845 ((size_t)((char *)&(((TYPE *)0x10)->MEMBER) - (char*)0x10)) 00846 00847 #define NullS (char *) 0 00848 /* Nowdays we do not support MessyDos */ 00849 #ifndef NEAR 00850 #define NEAR /* Who needs segments ? */ 00851 #define FAR /* On a good machine */ 00852 #ifndef HUGE_PTR 00853 #define HUGE_PTR 00854 #endif 00855 #endif 00856 #if defined(__IBMC__) || defined(__IBMCPP__) 00857 /* This was _System _Export but caused a lot of warnings on _AIX43 */ 00858 #define STDCALL 00859 #elif !defined( STDCALL) 00860 #define STDCALL 00861 #endif 00862 00863 /* Typdefs for easyier portability */ 00864 00865 #if defined(VOIDTYPE) 00866 typedef void *gptr; /* Generic pointer */ 00867 #else 00868 typedef char *gptr; /* Generic pointer */ 00869 #endif 00870 #ifndef HAVE_INT_8_16_32 00871 typedef signed char int8; /* Signed integer >= 8 bits */ 00872 typedef short int16; /* Signed integer >= 16 bits */ 00873 #endif 00874 #ifndef HAVE_UCHAR 00875 typedef unsigned char uchar; /* Short for unsigned char */ 00876 #endif 00877 typedef unsigned char uint8; /* Short for unsigned integer >= 8 bits */ 00878 typedef unsigned short uint16; /* Short for unsigned integer >= 16 bits */ 00879 00880 #if SIZEOF_INT == 4 00881 #ifndef HAVE_INT_8_16_32 00882 typedef int int32; 00883 #endif 00884 typedef unsigned int uint32; /* Short for unsigned integer >= 32 bits */ 00885 #elif SIZEOF_LONG == 4 00886 #ifndef HAVE_INT_8_16_32 00887 typedef long int32; 00888 #endif 00889 typedef unsigned long uint32; /* Short for unsigned integer >= 32 bits */ 00890 #else 00891 #error "Neither int or long is of 4 bytes width" 00892 #endif 00893 00894 #if !defined(HAVE_ULONG) && !defined(TARGET_OS_LINUX) && !defined(__USE_MISC) 00895 typedef unsigned long ulong; /* Short for unsigned long */ 00896 #endif 00897 #ifndef longlong_defined 00898 /* 00899 Using [unsigned] long long is preferable as [u]longlong because we use 00900 [unsigned] long long unconditionally in many places, 00901 for example in constants with [U]LL suffix. 00902 */ 00903 #if defined(HAVE_LONG_LONG) && SIZEOF_LONG_LONG == 8 00904 typedef unsigned long long int ulonglong; /* ulong or unsigned long long */ 00905 typedef long long int longlong; 00906 #else 00907 typedef unsigned long ulonglong; /* ulong or unsigned long long */ 00908 typedef long longlong; 00909 #endif 00910 #endif 00911 00912 #if defined(NO_CLIENT_LONG_LONG) 00913 typedef unsigned long my_ulonglong; 00914 #elif defined (__WIN__) 00915 typedef unsigned __int64 my_ulonglong; 00916 #else 00917 typedef unsigned long long my_ulonglong; 00918 #endif 00919 00920 #ifdef USE_RAID 00921 /* 00922 The following is done with a if to not get problems with pre-processors 00923 with late define evaluation 00924 */ 00925 #if SIZEOF_OFF_T == 4 00926 #define SYSTEM_SIZEOF_OFF_T 4 00927 #else 00928 #define SYSTEM_SIZEOF_OFF_T 8 00929 #endif 00930 #undef SIZEOF_OFF_T 00931 #define SIZEOF_OFF_T 8 00932 #else 00933 #define SYSTEM_SIZEOF_OFF_T SIZEOF_OFF_T 00934 #endif /* USE_RAID */ 00935 00936 #if SIZEOF_OFF_T > 4 00937 typedef ulonglong my_off_t; 00938 #else 00939 typedef unsigned long my_off_t; 00940 #endif 00941 #define MY_FILEPOS_ERROR (~(my_off_t) 0) 00942 #if !defined(__WIN__) && !defined(OS2) 00943 typedef off_t os_off_t; 00944 #endif 00945 00946 #if defined(__WIN__) 00947 #define socket_errno WSAGetLastError() 00948 #define SOCKET_EINTR WSAEINTR 00949 #define SOCKET_EAGAIN WSAEINPROGRESS 00950 #define SOCKET_ETIMEDOUT WSAETIMEDOUT 00951 #define SOCKET_EWOULDBLOCK WSAEWOULDBLOCK 00952 #define SOCKET_EADDRINUSE WSAEADDRINUSE 00953 #define SOCKET_ENFILE ENFILE 00954 #define SOCKET_EMFILE EMFILE 00955 #elif defined(OS2) 00956 #define socket_errno sock_errno() 00957 #define SOCKET_EINTR SOCEINTR 00958 #define SOCKET_EAGAIN SOCEINPROGRESS 00959 #define SOCKET_ETIMEDOUT SOCKET_EINTR 00960 #define SOCKET_EWOULDBLOCK SOCEWOULDBLOCK 00961 #define SOCKET_EADDRINUSE SOCEADDRINUSE 00962 #define SOCKET_ENFILE SOCENFILE 00963 #define SOCKET_EMFILE SOCEMFILE 00964 #define closesocket(A) soclose(A) 00965 #else /* Unix */ 00966 #define socket_errno errno 00967 #define closesocket(A) close(A) 00968 #define SOCKET_EINTR EINTR 00969 #define SOCKET_EAGAIN EAGAIN 00970 #define SOCKET_ETIMEDOUT SOCKET_EINTR 00971 #define SOCKET_EWOULDBLOCK EWOULDBLOCK 00972 #define SOCKET_EADDRINUSE EADDRINUSE 00973 #define SOCKET_ENFILE ENFILE 00974 #define SOCKET_EMFILE EMFILE 00975 #endif 00976 00977 typedef uint8 int7; /* Most effective integer 0 <= x <= 127 */ 00978 typedef short int15; /* Most effective integer 0 <= x <= 32767 */ 00979 typedef char *my_string; /* String of characters */ 00980 typedef unsigned long size_s; /* Size of strings (In string-funcs) */ 00981 typedef int myf; /* Type of MyFlags in my_funcs */ 00982 #ifndef byte_defined 00983 typedef char byte; /* Smallest addressable unit */ 00984 #endif 00985 typedef char my_bool; /* Small bool */ 00986 #if !defined(bool) && !defined(bool_defined) && (!defined(HAVE_BOOL) || !defined(__cplusplus)) 00987 typedef char bool; /* Ordinary boolean values 0 1 */ 00988 #endif 00989 /* Macros for converting *constants* to the right type */ 00990 #define INT8(v) (int8) (v) 00991 #define INT16(v) (int16) (v) 00992 #define INT32(v) (int32) (v) 00993 #define MYF(v) (myf) (v) 00994 00995 #ifndef LL 00996 #ifdef HAVE_LONG_LONG 00997 #define LL(A) A ## LL 00998 #else 00999 #define LL(A) A ## L 01000 #endif 01001 #endif 01002 01003 #ifndef ULL 01004 #ifdef HAVE_LONG_LONG 01005 #define ULL(A) A ## ULL 01006 #else 01007 #define ULL(A) A ## UL 01008 #endif 01009 #endif 01010 01011 /* 01012 Defines to make it possible to prioritize register assignments. No 01013 longer that important with modern compilers. 01014 */ 01015 #ifndef USING_X 01016 #define reg1 register 01017 #define reg2 register 01018 #define reg3 register 01019 #define reg4 register 01020 #define reg5 register 01021 #define reg6 register 01022 #define reg7 register 01023 #define reg8 register 01024 #define reg9 register 01025 #define reg10 register 01026 #define reg11 register 01027 #define reg12 register 01028 #define reg13 register 01029 #define reg14 register 01030 #define reg15 register 01031 #define reg16 register 01032 #endif 01033 01034 /* 01035 Sometimes we want to make sure that the variable is not put into 01036 a register in debugging mode so we can see its value in the core 01037 */ 01038 01039 #ifndef DBUG_OFF 01040 #define dbug_volatile volatile 01041 #else 01042 #define dbug_volatile 01043 #endif 01044 01045 /* Defines for time function */ 01046 #define SCALE_SEC 100 01047 #define SCALE_USEC 10000 01048 #define MY_HOW_OFTEN_TO_ALARM 2 /* How often we want info on screen */ 01049 #define MY_HOW_OFTEN_TO_WRITE 1000 /* How often we want info on screen */ 01050 01051 01052 01053 /* 01054 Define-funktions for reading and storing in machine independent format 01055 (low byte first) 01056 */ 01057 01058 /* Optimized store functions for Intel x86 */ 01059 #if defined(__i386__) && !defined(_WIN64) 01060 #define sint2korr(A) (*((int16 *) (A))) 01061 #define sint3korr(A) ((int32) ((((uchar) (A)[2]) & 128) ? \ 01062 (((uint32) 255L << 24) | \ 01063 (((uint32) (uchar) (A)[2]) << 16) |\ 01064 (((uint32) (uchar) (A)[1]) << 8) | \ 01065 ((uint32) (uchar) (A)[0])) : \ 01066 (((uint32) (uchar) (A)[2]) << 16) |\ 01067 (((uint32) (uchar) (A)[1]) << 8) | \ 01068 ((uint32) (uchar) (A)[0]))) 01069 #define sint4korr(A) (*((long *) (A))) 01070 #define uint2korr(A) (*((uint16 *) (A))) 01071 #ifdef HAVE_purify 01072 #define uint3korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 01073 (((uint32) ((uchar) (A)[1])) << 8) +\ 01074 (((uint32) ((uchar) (A)[2])) << 16)) 01075 #else 01076 /* 01077 ATTENTION ! 01078 01079 Please, note, uint3korr reads 4 bytes (not 3) ! 01080 It means, that you have to provide enough allocated space ! 01081 */ 01082 #define uint3korr(A) (long) (*((unsigned int *) (A)) & 0xFFFFFF) 01083 #endif 01084 #define uint4korr(A) (*((uint32 *) (A))) 01085 #define uint5korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 01086 (((uint32) ((uchar) (A)[1])) << 8) +\ 01087 (((uint32) ((uchar) (A)[2])) << 16) +\ 01088 (((uint32) ((uchar) (A)[3])) << 24)) +\ 01089 (((ulonglong) ((uchar) (A)[4])) << 32)) 01090 #define uint8korr(A) (*((ulonglong *) (A))) 01091 #define sint8korr(A) (*((longlong *) (A))) 01092 #define int2store(T,A) *((uint16*) (T))= (uint16) (A) 01093 #define int3store(T,A) do { *(T)= (uchar) ((A));\ 01094 *(T+1)=(uchar) (((uint) (A) >> 8));\ 01095 *(T+2)=(uchar) (((A) >> 16)); } while (0) 01096 #define int4store(T,A) *((long *) (T))= (long) (A) 01097 #define int5store(T,A) do { *(T)= (uchar)((A));\ 01098 *((T)+1)=(uchar) (((A) >> 8));\ 01099 *((T)+2)=(uchar) (((A) >> 16));\ 01100 *((T)+3)=(uchar) (((A) >> 24)); \ 01101 *((T)+4)=(uchar) (((A) >> 32)); } while(0) 01102 #define int8store(T,A) *((ulonglong *) (T))= (ulonglong) (A) 01103 01104 typedef union { 01105 double v; 01106 long m[2]; 01107 } doubleget_union; 01108 #define doubleget(V,M) \ 01109 do { doubleget_union _tmp; \ 01110 _tmp.m[0] = *((long*)(M)); \ 01111 _tmp.m[1] = *(((long*) (M))+1); \ 01112 (V) = _tmp.v; } while(0) 01113 #define doublestore(T,V) do { *((long *) T) = ((doubleget_union *)&V)->m[0]; \ 01114 *(((long *) T)+1) = ((doubleget_union *)&V)->m[1]; \ 01115 } while (0) 01116 #define float4get(V,M) do { *((float *) &(V)) = *((float*) (M)); } while(0) 01117 #define float8get(V,M) doubleget((V),(M)) 01118 #define float4store(V,M) memcpy((byte*) V,(byte*) (&M),sizeof(float)) 01119 #define floatstore(T,V) memcpy((byte*)(T), (byte*)(&V),sizeof(float)) 01120 #define floatget(V,M) memcpy((byte*) &V,(byte*) (M),sizeof(float)) 01121 #define float8store(V,M) doublestore((V),(M)) 01122 #endif /* __i386__ */ 01123 01124 #ifndef sint2korr 01125 /* 01126 We're here if it's not a IA-32 architecture (Win32 and UNIX IA-32 defines 01127 were done before) 01128 */ 01129 #define sint2korr(A) (int16) (((int16) ((uchar) (A)[0])) +\ 01130 ((int16) ((int16) (A)[1]) << 8)) 01131 #define sint3korr(A) ((int32) ((((uchar) (A)[2]) & 128) ? \ 01132 (((uint32) 255L << 24) | \ 01133 (((uint32) (uchar) (A)[2]) << 16) |\ 01134 (((uint32) (uchar) (A)[1]) << 8) | \ 01135 ((uint32) (uchar) (A)[0])) : \ 01136 (((uint32) (uchar) (A)[2]) << 16) |\ 01137 (((uint32) (uchar) (A)[1]) << 8) | \ 01138 ((uint32) (uchar) (A)[0]))) 01139 #define sint4korr(A) (int32) (((int32) ((uchar) (A)[0])) +\ 01140 (((int32) ((uchar) (A)[1]) << 8)) +\ 01141 (((int32) ((uchar) (A)[2]) << 16)) +\ 01142 (((int32) ((int16) (A)[3]) << 24))) 01143 #define sint8korr(A) (longlong) uint8korr(A) 01144 #define uint2korr(A) (uint16) (((uint16) ((uchar) (A)[0])) +\ 01145 ((uint16) ((uchar) (A)[1]) << 8)) 01146 #define uint3korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 01147 (((uint32) ((uchar) (A)[1])) << 8) +\ 01148 (((uint32) ((uchar) (A)[2])) << 16)) 01149 #define uint4korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 01150 (((uint32) ((uchar) (A)[1])) << 8) +\ 01151 (((uint32) ((uchar) (A)[2])) << 16) +\ 01152 (((uint32) ((uchar) (A)[3])) << 24)) 01153 #define uint5korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 01154 (((uint32) ((uchar) (A)[1])) << 8) +\ 01155 (((uint32) ((uchar) (A)[2])) << 16) +\ 01156 (((uint32) ((uchar) (A)[3])) << 24)) +\ 01157 (((ulonglong) ((uchar) (A)[4])) << 32)) 01158 #define uint8korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 01159 (((uint32) ((uchar) (A)[1])) << 8) +\ 01160 (((uint32) ((uchar) (A)[2])) << 16) +\ 01161 (((uint32) ((uchar) (A)[3])) << 24)) +\ 01162 (((ulonglong) (((uint32) ((uchar) (A)[4])) +\ 01163 (((uint32) ((uchar) (A)[5])) << 8) +\ 01164 (((uint32) ((uchar) (A)[6])) << 16) +\ 01165 (((uint32) ((uchar) (A)[7])) << 24))) <<\ 01166 32)) 01167 #define int2store(T,A) do { uint def_temp= (uint) (A) ;\ 01168 *((uchar*) (T))= (uchar)(def_temp); \ 01169 *((uchar*) (T)+1)=(uchar)((def_temp >> 8)); \ 01170 } while(0) 01171 #define int3store(T,A) do { /*lint -save -e734 */\ 01172 *((uchar*)(T))=(uchar) ((A));\ 01173 *((uchar*) (T)+1)=(uchar) (((A) >> 8));\ 01174 *((uchar*)(T)+2)=(uchar) (((A) >> 16)); \ 01175 /*lint -restore */} while(0) 01176 #define int4store(T,A) do { *((char *)(T))=(char) ((A));\ 01177 *(((char *)(T))+1)=(char) (((A) >> 8));\ 01178 *(((char *)(T))+2)=(char) (((A) >> 16));\ 01179 *(((char *)(T))+3)=(char) (((A) >> 24)); } while(0) 01180 #define int5store(T,A) do { *((char *)(T))=((A));\ 01181 *(((char *)(T))+1)=(((A) >> 8));\ 01182 *(((char *)(T))+2)=(((A) >> 16));\ 01183 *(((char *)(T))+3)=(((A) >> 24)); \ 01184 *(((char *)(T))+4)=(((A) >> 32)); } while(0) 01185 #define int8store(T,A) do { uint def_temp= (uint) (A), def_temp2= (uint) ((A) >> 32); \ 01186 int4store((T),def_temp); \ 01187 int4store((T+4),def_temp2); } while(0) 01188 #ifdef WORDS_BIGENDIAN 01189 #define float4store(T,A) do { *(T)= ((byte *) &A)[3];\ 01190 *((T)+1)=(char) ((byte *) &A)[2];\ 01191 *((T)+2)=(char) ((byte *) &A)[1];\ 01192 *((T)+3)=(char) ((byte *) &A)[0]; } while(0) 01193 01194 #define float4get(V,M) do { float def_temp;\ 01195 ((byte*) &def_temp)[0]=(M)[3];\ 01196 ((byte*) &def_temp)[1]=(M)[2];\ 01197 ((byte*) &def_temp)[2]=(M)[1];\ 01198 ((byte*) &def_temp)[3]=(M)[0];\ 01199 (V)=def_temp; } while(0) 01200 #define float8store(T,V) do { *(T)= ((byte *) &V)[7];\ 01201 *((T)+1)=(char) ((byte *) &V)[6];\ 01202 *((T)+2)=(char) ((byte *) &V)[5];\ 01203 *((T)+3)=(char) ((byte *) &V)[4];\ 01204 *((T)+4)=(char) ((byte *) &V)[3];\ 01205 *((T)+5)=(char) ((byte *) &V)[2];\ 01206 *((T)+6)=(char) ((byte *) &V)[1];\ 01207 *((T)+7)=(char) ((byte *) &V)[0]; } while(0) 01208 01209 #define float8get(V,M) do { double def_temp;\ 01210 ((byte*) &def_temp)[0]=(M)[7];\ 01211 ((byte*) &def_temp)[1]=(M)[6];\ 01212 ((byte*) &def_temp)[2]=(M)[5];\ 01213 ((byte*) &def_temp)[3]=(M)[4];\ 01214 ((byte*) &def_temp)[4]=(M)[3];\ 01215 ((byte*) &def_temp)[5]=(M)[2];\ 01216 ((byte*) &def_temp)[6]=(M)[1];\ 01217 ((byte*) &def_temp)[7]=(M)[0];\ 01218 (V) = def_temp; } while(0) 01219 #else 01220 #define float4get(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(float)) 01221 #define float4store(V,M) memcpy_fixed((byte*) V,(byte*) (&M),sizeof(float)) 01222 01223 #if defined(__FLOAT_WORD_ORDER) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) 01224 #define doublestore(T,V) do { *(((char*)T)+0)=(char) ((byte *) &V)[4];\ 01225 *(((char*)T)+1)=(char) ((byte *) &V)[5];\ 01226 *(((char*)T)+2)=(char) ((byte *) &V)[6];\ 01227 *(((char*)T)+3)=(char) ((byte *) &V)[7];\ 01228 *(((char*)T)+4)=(char) ((byte *) &V)[0];\ 01229 *(((char*)T)+5)=(char) ((byte *) &V)[1];\ 01230 *(((char*)T)+6)=(char) ((byte *) &V)[2];\ 01231 *(((char*)T)+7)=(char) ((byte *) &V)[3]; }\ 01232 while(0) 01233 #define doubleget(V,M) do { double def_temp;\ 01234 ((byte*) &def_temp)[0]=(M)[4];\ 01235 ((byte*) &def_temp)[1]=(M)[5];\ 01236 ((byte*) &def_temp)[2]=(M)[6];\ 01237 ((byte*) &def_temp)[3]=(M)[7];\ 01238 ((byte*) &def_temp)[4]=(M)[0];\ 01239 ((byte*) &def_temp)[5]=(M)[1];\ 01240 ((byte*) &def_temp)[6]=(M)[2];\ 01241 ((byte*) &def_temp)[7]=(M)[3];\ 01242 (V) = def_temp; } while(0) 01243 #endif /* __FLOAT_WORD_ORDER */ 01244 01245 #define float8get(V,M) doubleget((V),(M)) 01246 #define float8store(V,M) doublestore((V),(M)) 01247 #endif /* WORDS_BIGENDIAN */ 01248 01249 #endif /* sint2korr */ 01250 01251 /* 01252 Macro for reading 32-bit integer from network byte order (big-endian) 01253 from unaligned memory location. 01254 */ 01255 #define int4net(A) (int32) (((uint32) ((uchar) (A)[3])) |\ 01256 (((uint32) ((uchar) (A)[2])) << 8) |\ 01257 (((uint32) ((uchar) (A)[1])) << 16) |\ 01258 (((uint32) ((uchar) (A)[0])) << 24)) 01259 /* 01260 Define-funktions for reading and storing in machine format from/to 01261 short/long to/from some place in memory V should be a (not 01262 register) variable, M is a pointer to byte 01263 */ 01264 01265 #ifdef WORDS_BIGENDIAN 01266 01267 #define ushortget(V,M) do { V = (uint16) (((uint16) ((uchar) (M)[1]))+\ 01268 ((uint16) ((uint16) (M)[0]) << 8)); } while(0) 01269 #define shortget(V,M) do { V = (short) (((short) ((uchar) (M)[1]))+\ 01270 ((short) ((short) (M)[0]) << 8)); } while(0) 01271 #define longget(V,M) do { int32 def_temp;\ 01272 ((byte*) &def_temp)[0]=(M)[0];\ 01273 ((byte*) &def_temp)[1]=(M)[1];\ 01274 ((byte*) &def_temp)[2]=(M)[2];\ 01275 ((byte*) &def_temp)[3]=(M)[3];\ 01276 (V)=def_temp; } while(0) 01277 #define ulongget(V,M) do { uint32 def_temp;\ 01278 ((byte*) &def_temp)[0]=(M)[0];\ 01279 ((byte*) &def_temp)[1]=(M)[1];\ 01280 ((byte*) &def_temp)[2]=(M)[2];\ 01281 ((byte*) &def_temp)[3]=(M)[3];\ 01282 (V)=def_temp; } while(0) 01283 #define shortstore(T,A) do { uint def_temp=(uint) (A) ;\ 01284 *(((char*)T)+1)=(char)(def_temp); \ 01285 *(((char*)T)+0)=(char)(def_temp >> 8); } while(0) 01286 #define longstore(T,A) do { *(((char*)T)+3)=((A));\ 01287 *(((char*)T)+2)=(((A) >> 8));\ 01288 *(((char*)T)+1)=(((A) >> 16));\ 01289 *(((char*)T)+0)=(((A) >> 24)); } while(0) 01290 01291 #define floatget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(float)) 01292 #define floatstore(T,V) memcpy_fixed((byte*) (T),(byte*)(&V),sizeof(float)) 01293 #define doubleget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(double)) 01294 #define doublestore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(double)) 01295 #define longlongget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(ulonglong)) 01296 #define longlongstore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(ulonglong)) 01297 01298 #else 01299 01300 #define ushortget(V,M) do { V = uint2korr(M); } while(0) 01301 #define shortget(V,M) do { V = sint2korr(M); } while(0) 01302 #define longget(V,M) do { V = sint4korr(M); } while(0) 01303 #define ulongget(V,M) do { V = uint4korr(M); } while(0) 01304 #define shortstore(T,V) int2store(T,V) 01305 #define longstore(T,V) int4store(T,V) 01306 #ifndef floatstore 01307 #define floatstore(T,V) memcpy_fixed((byte*) (T),(byte*) (&V),sizeof(float)) 01308 #define floatget(V,M) memcpy_fixed((byte*) &V, (byte*) (M), sizeof(float)) 01309 #endif 01310 #ifndef doubleget 01311 #define doubleget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(double)) 01312 #define doublestore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(double)) 01313 #endif /* doubleget */ 01314 #define longlongget(V,M) memcpy_fixed((byte*) &V,(byte*) (M),sizeof(ulonglong)) 01315 #define longlongstore(T,V) memcpy_fixed((byte*) (T),(byte*) &V,sizeof(ulonglong)) 01316 01317 #endif /* WORDS_BIGENDIAN */ 01318 01319 /* sprintf does not always return the number of bytes :- */ 01320 #ifdef SPRINTF_RETURNS_INT 01321 #define my_sprintf(buff,args) sprintf args 01322 #else 01323 #ifdef SPRINTF_RETURNS_PTR 01324 #define my_sprintf(buff,args) ((int)(sprintf args - buff)) 01325 #else 01326 #define my_sprintf(buff,args) ((ulong) sprintf args, (ulong) strlen(buff)) 01327 #endif 01328 #endif 01329 01330 #ifndef THREAD 01331 #define thread_safe_increment(V,L) (V)++ 01332 #define thread_safe_add(V,C,L) (V)+=(C) 01333 #define thread_safe_sub(V,C,L) (V)-=(C) 01334 #define statistic_increment(V,L) (V)++ 01335 #define statistic_add(V,C,L) (V)+=(C) 01336 #endif 01337 01338 #ifdef HAVE_CHARSET_utf8 01339 #define MYSQL_UNIVERSAL_CLIENT_CHARSET "utf8" 01340 #else 01341 #define MYSQL_UNIVERSAL_CLIENT_CHARSET MYSQL_DEFAULT_CHARSET_NAME 01342 #endif 01343 01344 #if defined(EMBEDDED_LIBRARY) && !defined(HAVE_EMBEDDED_PRIVILEGE_CONTROL) 01345 #define NO_EMBEDDED_ACCESS_CHECKS 01346 #endif 01347 01348 01349 /* Length of decimal number represented by INT32. */ 01350 01351 #define MY_INT32_NUM_DECIMAL_DIGITS 11 01352 01353 /* Length of decimal number represented by INT64. */ 01354 01355 #define MY_INT64_NUM_DECIMAL_DIGITS 21 01356 01357 #endif /* my_global_h */
