1 /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB 2 3 This library is free software; you can redistribute it and/or 4 modify it under the terms of the GNU Library General Public 5 License as published by the Free Software Foundation; either 6 version 2 of the License, or (at your option) any later version. 7 8 This library is distributed in the hope that it will be useful, 9 but WITHOUT ANY WARRANTY; without even the implied warranty of 10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 11 Library General Public License for more details. 12 13 You should have received a copy of the GNU Library General Public 14 License along with this library; if not, write to the Free 15 Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 16 MA 02111-1301, USA */ 17 18 /* This is the main include file that should included 'first' in every 19 C file. */ 20 21 #ifndef _global_h 22 #define _global_h 23 24 #ifdef _WIN32 25 #include <winsock2.h> 26 #include <windows.h> 27 #include <stdlib.h> 28 #define strcasecmp _stricmp 29 #define sleep(x) Sleep(1000*(x)) 30 #ifdef _MSC_VER 31 #define inline __inline 32 #if _MSC_VER < 1900 33 #define snprintf _snprintf 34 #endif 35 #endif 36 #define STDCALL __stdcall 37 #endif 38 39 #include <ma_config.h> 40 #include <assert.h> 41 #ifndef __GNUC__ 42 #define __attribute(A) 43 #endif 44 45 /* Fix problem with S_ISLNK() on Linux */ 46 #if defined(HAVE_LINUXTHREADS) 47 #undef _GNU_SOURCE 48 #define _GNU_SOURCE 1 49 #endif 50 51 /* The client defines this to avoid all thread code */ 52 #if defined(UNDEF_THREADS_HACK) 53 #undef THREAD 54 #undef HAVE_mit_thread 55 #undef HAVE_LINUXTHREADS 56 #undef HAVE_UNIXWARE7_THREADS 57 #endif 58 59 #ifdef HAVE_THREADS_WITHOUT_SOCKETS 60 /* MIT pthreads does not work with unix sockets */ 61 #undef HAVE_SYS_UN_H 62 #endif 63 64 #define __EXTENSIONS__ 1 /* We want some extension */ 65 #ifndef __STDC_EXT__ 66 #define __STDC_EXT__ 1 /* To get large file support on hpux */ 67 #endif 68 69 #if defined(THREAD) && !defined(_WIN32) 70 #ifndef _POSIX_PTHREAD_SEMANTICS 71 #define _POSIX_PTHREAD_SEMANTICS /* We want posix threads */ 72 #endif 73 /* was #if defined(HAVE_LINUXTHREADS) || defined(HAVE_DEC_THREADS) || defined(HPUX) */ 74 #if !defined(SCO) 75 #define _REENTRANT 1 /* Some thread libraries require this */ 76 #endif 77 #if !defined(_THREAD_SAFE) && !defined(_AIX) 78 #define _THREAD_SAFE /* Required for OSF1 */ 79 #endif 80 #ifndef HAVE_mit_thread 81 #ifdef HAVE_UNIXWARE7_THREADS 82 #include <thread.h> 83 #else 84 #include <pthread.h> /* AIX must have this included first */ 85 #endif /* HAVE_UNIXWARE7_THREADS */ 86 #endif /* HAVE_mit_thread */ 87 #if !defined(SCO) && !defined(_REENTRANT) 88 #define _REENTRANT 1 /* Threads requires reentrant code */ 89 #endif 90 #endif /* THREAD */ 91 92 /* Go around some bugs in different OS and compilers */ 93 #ifdef HAVE_BROKEN_SNPRINTF /* HPUX 10.20 don't have this defined */ 94 #undef HAVE_SNPRINTF 95 #endif 96 #if defined(HAVE_BROKEN_INLINE) && !defined(__cplusplus) 97 #undef inline 98 #define inline 99 #endif 100 101 #ifdef UNDEF_HAVE_GETHOSTBYNAME_R /* For OSF4.x */ 102 #undef HAVE_GETHOSTBYNAME_R 103 #endif 104 #ifdef UNDEF_HAVE_INITGROUPS /* For AIX 4.3 */ 105 #undef HAVE_INITGROUPS 106 #endif 107 108 /* Fix a bug in gcc 2.8.0 on IRIX 6.2 */ 109 #if SIZEOF_LONG == 4 && defined(__LONG_MAX__) 110 #undef __LONG_MAX__ /* Is a longlong value in gcc 2.8.0 ??? */ 111 #define __LONG_MAX__ 2147483647 112 #endif 113 114 /* Fix problem when linking c++ programs with gcc 3.x */ 115 #ifdef DEFINE_CXA_PURE_VIRTUAL 116 #define FIX_GCC_LINKING_PROBLEM extern "C" { int __cxa_pure_virtual() {return 0;} } 117 #else 118 #define FIX_GCC_LINKING_PROBLEM 119 #endif 120 121 /* egcs 1.1.2 has a problem with memcpy on Alpha */ 122 #if defined(__GNUC__) && defined(__alpha__) && ! (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)) 123 #define BAD_MEMCPY 124 #endif 125 126 /* In Linux-alpha we have atomic.h if we are using gcc */ 127 #if defined(HAVE_LINUXTHREADS) && defined(__GNUC__) && defined(__alpha__) && (__GNUC__ > 2 || ( __GNUC__ == 2 && __GNUC_MINOR__ >= 95)) && !defined(HAVE_ATOMIC_ADD) 128 #define HAVE_ATOMIC_ADD 129 #define HAVE_ATOMIC_SUB 130 #endif 131 132 /* In Linux-ia64 including atomic.h will give us an error */ 133 #if (defined(HAVE_LINUXTHREADS) && defined(__GNUC__) && (defined(__ia64__) || defined(__powerpc64__))) || !defined(THREAD) 134 #undef HAVE_ATOMIC_ADD 135 #undef HAVE_ATOMIC_SUB 136 #endif 137 138 #if defined(_lint) && !defined(lint) 139 #define lint 140 #endif 141 #if SIZEOF_LONG_LONG > 4 && !defined(_LONG_LONG) 142 #define _LONG_LONG 1 /* For AIX string library */ 143 #endif 144 145 #ifndef stdin 146 #include <stdio.h> 147 #endif 148 #ifdef HAVE_STDLIB_H 149 #include <stdlib.h> 150 #endif 151 #ifdef HAVE_STDDEF_H 152 #include <stddef.h> 153 #endif 154 155 #include <math.h> 156 #ifdef HAVE_LIMITS_H 157 #include <limits.h> 158 #endif 159 #ifdef HAVE_FLOAT_H 160 #include <float.h> 161 #endif 162 163 #ifdef HAVE_SYS_TYPES_H 164 #include <sys/types.h> 165 #endif 166 #ifdef HAVE_FCNTL_H 167 #include <fcntl.h> 168 #endif 169 #if defined(TIME_WITH_SYS_TIME) 170 # include <sys/time.h> 171 # include <time.h> 172 #else 173 # if defined(HAVE_SYS_TIME_H) 174 # include <sys/time.h> 175 # else 176 # include <time.h> 177 # endif 178 #endif /* TIME_WITH_SYS_TIME */ 179 #ifdef HAVE_UNISTD_H 180 #include <unistd.h> 181 #endif 182 #if defined(__cplusplus) && defined(NO_CPLUSPLUS_ALLOCA) 183 #undef HAVE_ALLOCA 184 #undef HAVE_ALLOCA_H 185 #endif 186 #ifdef HAVE_ALLOCA_H 187 #include <alloca.h> 188 #endif 189 #ifdef HAVE_ATOMIC_ADD 190 #define __SMP__ 191 #define CONFIG_SMP 192 #include <asm/atomic.h> 193 #endif 194 #include <errno.h> /* Recommended by debian */ 195 #include <assert.h> 196 197 /* Go around some bugs in different OS and compilers */ 198 #if defined(_HPUX_SOURCE) && defined(HAVE_SYS_STREAM_H) 199 #include <sys/stream.h> /* HPUX 10.20 defines ulong here. UGLY !!! */ 200 #define HAVE_ULONG 201 #endif 202 #ifdef DONT_USE_FINITE /* HPUX 11.x has is_finite() */ 203 #undef HAVE_FINITE 204 #endif 205 #if defined(HPUX) && defined(_LARGEFILE64_SOURCE) && defined(THREAD) 206 /* Fix bug in setrlimit */ 207 #undef setrlimit 208 #define setrlimit cma_setrlimit64 209 #endif 210 211 /* We can not live without these */ 212 213 #define USE_MYFUNC 1 /* Must use syscall indirection */ 214 #define MASTER 1 /* Compile without unireg */ 215 #define ENGLISH 1 /* Messages in English */ 216 #define POSIX_MISTAKE 1 /* regexp: Fix stupid spec error */ 217 #define USE_REGEX 1 /* We want the use the regex library */ 218 /* Do not define for ultra sparcs */ 219 #define USE_BMOVE512 1 /* Use this unless the system bmove is faster */ 220 221 /* Paranoid settings. Define I_AM_PARANOID if you are paranoid */ 222 #ifdef I_AM_PARANOID 223 #define DONT_ALLOW_USER_CHANGE 1 224 #define DONT_USE_MYSQL_PWD 1 225 #endif 226 227 /* #define USE_some_charset 1 was deprecated by changes to configure */ 228 /* my_ctype my_to_upper, my_to_lower, my_sort_order gain theit right value */ 229 /* automagically during configuration */ 230 231 /* Does the system remember a signal handler after a signal ? */ 232 #ifndef HAVE_BSD_SIGNALS 233 #define DONT_REMEMBER_SIGNAL 234 #endif 235 236 237 #if defined(_lint) || defined(FORCE_INIT_OF_VARS) 238 #define LINT_INIT(var) do{var=0;}while(0) /* No uninitialize-warning */ 239 #define LINT_INIT_STRUCT(var) memset(&var, 0, sizeof(var)) /* No uninitialize-warning */ 240 #else 241 #define LINT_INIT(var) 242 #define LINT_INIT_STRUCT(var) 243 #endif 244 245 /* Define some useful general macros */ 246 #if defined(__cplusplus) && defined(__GNUC__) 247 #define max(a, b) ((a) >? (b)) 248 #define min(a, b) ((a) <? (b)) 249 #elif !defined(max) 250 #define max(a, b) ((a) > (b) ? (a) : (b)) 251 #define min(a, b) ((a) < (b) ? (a) : (b)) 252 #endif 253 254 #if defined(__EMX__) || !defined(HAVE_UINT) 255 typedef unsigned int uint; 256 typedef unsigned short ushort; 257 #endif 258 259 #define sgn(a) (((a) < 0) ? -1 : ((a) > 0) ? 1 : 0) 260 #define swap(t,a,b) do{register t dummy; dummy = a; a = b; b = dummy;}while(0) 261 #define test(a) ((a) ? 1 : 0) 262 #define set_if_bigger(a,b) do{ if ((a) < (b)) (a)=(b); }while(0) 263 #define set_if_smaller(a,b) do{ if ((a) > (b)) (a)=(b); }while(0) 264 #define test_all_bits(a,b) (((a) & (b)) == (b)) 265 #define set_bits(type, bit_count) (sizeof(type)*8 <= (bit_count) ? ~(type) 0 : ((((type) 1) << (bit_count)) - (type) 1)) 266 #define array_elements(A) ((uint) (sizeof(A)/sizeof(A[0]))) 267 #ifndef HAVE_RINT 268 #define rint(A) floor((A)+0.5) 269 #endif 270 271 /* Define some general constants */ 272 #ifndef TRUE 273 #define TRUE (1) /* Logical true */ 274 #define FALSE (0) /* Logical false */ 275 #endif 276 277 #if defined(__GNUC__) 278 #define function_volatile volatile 279 #ifndef my_reinterpret_cast 280 #define my_reinterpret_cast(A) reinterpret_cast<A> 281 #endif 282 #define my_const_cast(A) const_cast<A> 283 #elif !defined(my_reinterpret_cast) 284 #define my_reinterpret_cast(A) (A) 285 #define my_const_cast(A) (A) 286 #endif 287 #if !defined(__GNUC__) && !defined(__clang__) 288 #define __attribute__(A) 289 #endif 290 291 /* From old s-system.h */ 292 293 /* 294 Support macros for non ansi & other old compilers. Since such 295 things are no longer supported we do nothing. We keep then since 296 some of our code may still be needed to upgrade old customers. 297 */ 298 #define _VARARGS(X) X 299 #define _STATIC_VARARGS(X) X 300 301 #if defined(DBUG_ON) && defined(DBUG_OFF) 302 #undef DBUG_OFF 303 #endif 304 305 #if defined(_lint) && !defined(DBUG_OFF) 306 #define DBUG_OFF 307 #endif 308 309 #define MIN_ARRAY_SIZE 0 /* Zero or One. Gcc allows zero*/ 310 #define ASCII_BITS_USED 8 /* Bit char used */ 311 #define NEAR_F /* No near function handling */ 312 313 /* Some types that is different between systems */ 314 315 typedef int File; /* File descriptor */ 316 #ifndef my_socket_defined 317 #define my_socket_defined 318 #if defined(_WIN64) 319 #define my_socket unsigned long long 320 #elif defined(_WIN32) 321 #define my_socket unsigned int 322 #else 323 typedef int my_socket; 324 #endif 325 #define my_socket_defined 326 #endif 327 #ifndef INVALID_SOCKET 328 #define INVALID_SOCKET -1 329 #endif 330 331 #if defined(__GNUC__) && !defined(_lint) 332 typedef char pchar; /* Mixed prototypes can take char */ 333 typedef char puchar; /* Mixed prototypes can take char */ 334 typedef char pbool; /* Mixed prototypes can take char */ 335 typedef short pshort; /* Mixed prototypes can take short int */ 336 typedef float pfloat; /* Mixed prototypes can take float */ 337 #else 338 typedef int pchar; /* Mixed prototypes can't take char */ 339 typedef uint puchar; /* Mixed prototypes can't take char */ 340 typedef int pbool; /* Mixed prototypes can't take char */ 341 typedef int pshort; /* Mixed prototypes can't take short int */ 342 typedef double pfloat; /* Mixed prototypes can't take float */ 343 #endif 344 typedef int (*qsort_cmp)(const void *,const void *); 345 #ifdef HAVE_mit_thread 346 #define qsort_t void 347 #undef QSORT_TYPE_IS_VOID 348 #define QSORT_TYPE_IS_VOID 349 #else 350 #define qsort_t RETQSORTTYPE /* Broken GCC can't handle typedef !!!! */ 351 #endif 352 353 #ifdef HAVE_SYS_SOCKET_H 354 #include <sys/socket.h> 355 #endif 356 typedef SOCKET_SIZE_TYPE size_socket; 357 358 #ifndef SOCKOPT_OPTLEN_TYPE 359 #define SOCKOPT_OPTLEN_TYPE size_socket 360 #endif 361 362 /* file create flags */ 363 364 #ifndef O_SHARE 365 #define O_SHARE 0 /* Flag to my_open for shared files */ 366 #ifndef O_BINARY 367 #define O_BINARY 0 /* Flag to my_open for binary files */ 368 #endif 369 #define FILE_BINARY 0 /* Flag to my_fopen for binary streams */ 370 #ifdef HAVE_FCNTL 371 #define HAVE_FCNTL_LOCK 372 #define F_TO_EOF 0L /* Param to lockf() to lock rest of file */ 373 #endif 374 #endif /* O_SHARE */ 375 #ifndef O_TEMPORARY 376 #define O_TEMPORARY 0 377 #endif 378 #ifndef O_SHORT_LIVED 379 #define O_SHORT_LIVED 0 380 #endif 381 382 /* #define USE_RECORD_LOCK */ 383 384 /* Unsigned types supported by the compiler */ 385 #define UNSINT8 /* unsigned int8 (char) */ 386 #define UNSINT16 /* unsigned int16 */ 387 #define UNSINT32 /* unsigned int32 */ 388 389 /* General constants */ 390 #define SC_MAXWIDTH 256 /* Max width of screen (for error messages) */ 391 #define FN_LEN 256 /* Max file name len */ 392 #define FN_HEADLEN 253 /* Max length of filepart of file name */ 393 #define FN_EXTLEN 20 /* Max length of extension (part of FN_LEN) */ 394 #define FN_REFLEN 512 /* Max length of full path-name */ 395 #define FN_EXTCHAR '.' 396 #define FN_HOMELIB '~' /* ~/ is used as abbrev for home dir */ 397 #define FN_CURLIB '.' /* ./ is used as abbrev for current dir */ 398 #define FN_PARENTDIR ".." /* Parentdirectory; Must be a string */ 399 #define FN_DEVCHAR ':' 400 401 #ifndef FN_LIBCHAR 402 #ifdef _WIN32 403 #define FN_LIBCHAR '\\' 404 #define FN_ROOTDIR "\\" 405 #else 406 #define FN_LIBCHAR '/' 407 #define FN_ROOTDIR "/" 408 #endif 409 #define MY_NFILE 1024 /* This is only used to save filenames */ 410 #endif 411 412 /* #define EXT_IN_LIBNAME */ 413 /* #define FN_NO_CASE_SENCE */ 414 /* #define FN_UPPER_CASE TRUE */ 415 416 /* 417 Io buffer size; Must be a power of 2 and a multiple of 512. May be 418 smaller what the disk page size. This influences the speed of the 419 isam btree library. eg to big to slow. 420 */ 421 #define IO_SIZE 4096 422 /* 423 How much overhead does malloc have. The code often allocates 424 something like 1024-MALLOC_OVERHEAD bytes 425 */ 426 #define MALLOC_OVERHEAD 8 427 /* get memory in huncs */ 428 #define ONCE_ALLOC_INIT ((uint) (4096-MALLOC_OVERHEAD)) 429 /* Typical record cash */ 430 #define RECORD_CACHE_SIZE ((uint) (64*1024-MALLOC_OVERHEAD)) 431 /* Typical key cash */ 432 #define KEY_CACHE_SIZE ((uint) (8*1024*1024-MALLOC_OVERHEAD)) 433 434 /* Some things that this system doesn't have */ 435 436 #define ONLY_OWN_DATABASES /* We are using only databases by monty */ 437 #define NO_PISAM /* Not needed anymore */ 438 #define NO_MISAM /* Not needed anymore */ 439 #define NO_HASH /* Not needed anymore */ 440 #ifdef _WIN32 441 #define NO_DIR_LIBRARY /* Not standard dir-library */ 442 #define USE_MY_STAT_STRUCT /* For my_lib */ 443 #ifdef _MSC_VER 444 typedef SSIZE_T ssize_t; 445 #endif 446 #endif 447 448 /* Some things that this system does have */ 449 450 #ifndef HAVE_ITOA 451 #define USE_MY_ITOA /* There is no itoa */ 452 #endif 453 454 /* Some defines of functions for portability */ 455 456 #ifndef HAVE_ATOD 457 #define atod atof 458 #endif 459 #ifdef USE_MY_ATOF 460 #define atof my_atof 461 extern void init_my_atof(void); 462 extern double my_atof(const char*); 463 #endif 464 #undef remove /* Crashes MySQL on SCO 5.0.0 */ 465 #ifndef _WIN32 466 #define closesocket(A) close(A) 467 #endif 468 #ifndef ulonglong2double 469 #define ulonglong2double(A) ((double) (A)) 470 #define my_off_t2double(A) ((double) (A)) 471 #endif 472 473 474 #ifndef offsetof 475 #define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) 476 #endif 477 #define ulong_to_double(X) ((double) (ulong) (X)) 478 #define SET_STACK_SIZE(X) /* Not needed on real machines */ 479 480 481 #ifdef HAVE_LINUXTHREADS 482 /* #define pthread_sigmask(A,B,C) sigprocmask((A),(B),(C)) */ 483 /* #define sigset(A,B) signal((A),(B)) */ 484 #endif 485 486 #if defined(_lint) || defined(FORCE_INIT_OF_VARS) || \ 487 defined(__cplusplus) || !defined(__GNUC__) 488 #define UNINIT_VAR(x) x= 0 489 #else 490 /* GCC specific self-initialization which inhibits the warning. */ 491 #define UNINIT_VAR(x) x= x 492 #endif 493 494 495 /* This is from the old m-machine.h file */ 496 497 #if SIZEOF_LONG_LONG > 4 498 #define HAVE_LONG_LONG 1 499 #endif 500 501 #if defined(HAVE_LONG_LONG) && !defined(LONGLONG_MIN) 502 #define LONGLONG_MIN ((long long) 0x8000000000000000LL) 503 #define LONGLONG_MAX ((long long) 0x7FFFFFFFFFFFFFFFLL) 504 #endif 505 506 507 #define INT_MIN64 (~0x7FFFFFFFFFFFFFFFLL) 508 #define INT_MAX64 0x7FFFFFFFFFFFFFFFLL 509 #define INT_MIN32 (~0x7FFFFFFFL) 510 #define INT_MAX32 0x7FFFFFFFL 511 #define UINT_MAX32 0xFFFFFFFFL 512 #define INT_MIN24 (~0x007FFFFF) 513 #define INT_MAX24 0x007FFFFF 514 #define UINT_MAX24 0x00FFFFFF 515 #define INT_MIN16 (~0x7FFF) 516 #define INT_MAX16 0x7FFF 517 #define UINT_MAX16 0xFFFF 518 #define INT_MIN8 (~0x7F) 519 #define INT_MAX8 0x7F 520 #define UINT_MAX8 0xFF 521 522 #ifndef ULL 523 #ifdef HAVE_LONG_LONG 524 #define ULL(A) A ## ULL 525 #else 526 #define ULL(A) A ## UL 527 #endif 528 #endif 529 530 #if defined(HAVE_LONG_LONG) && !defined(ULONGLONG_MAX) 531 /* First check for ANSI C99 definition: */ 532 #ifdef ULLONG_MAX 533 #define ULONGLONG_MAX ULLONG_MAX 534 #else 535 #define ULONGLONG_MAX ((unsigned long long)(~0ULL)) 536 #endif 537 #endif /* defined (HAVE_LONG_LONG) && !defined(ULONGLONG_MAX)*/ 538 539 /* From limits.h instead */ 540 #ifndef DBL_MIN 541 #define DBL_MIN 4.94065645841246544e-324 542 #define FLT_MIN ((float)1.40129846432481707e-45) 543 #endif 544 #ifndef DBL_MAX 545 #define DBL_MAX 1.79769313486231470e+308 546 #define FLT_MAX ((float)3.40282346638528860e+38) 547 #endif 548 549 /* 550 Max size that must be added to a so that we know Size to make 551 addressable obj. 552 */ 553 typedef long my_ptrdiff_t; 554 #define MY_ALIGN(A,L) (((A) + (L) - 1) & ~((L) - 1)) 555 #define ALIGN_SIZE(A) MY_ALIGN((A),sizeof(double)) 556 /* Size to make addressable obj. */ 557 #define ALIGN_PTR(A, t) ((t*) MY_ALIGN((A),sizeof(t))) 558 /* Offset of filed f in structure t */ 559 #define OFFSET(t, f) ((size_t)(char *)&((t *)0)->f) 560 #define ADD_TO_PTR(ptr,size,type) (type) ((unsigned char*) (ptr)+size) 561 #define PTR_BYTE_DIFF(A,B) (my_ptrdiff_t) ((unsigned char*) (A) - (unsigned char*) (B)) 562 563 #define NullS (char *) 0 564 /* Nowadays we do not support MessyDos */ 565 #ifndef NEAR 566 #define NEAR /* Who needs segments ? */ 567 #define FAR /* On a good machine */ 568 #ifndef HUGE_PTR 569 #define HUGE_PTR 570 #endif 571 #endif 572 #if defined(__IBMC__) || defined(__IBMCPP__) 573 #define STDCALL _System _Export 574 #elif !defined( STDCALL) 575 #define STDCALL 576 #endif 577 578 /* Typdefs for easyier portability */ 579 580 #if defined(VOIDTYPE) 581 typedef void *gptr; /* Generic pointer */ 582 #else 583 typedef char *gptr; /* Generic pointer */ 584 #endif 585 #ifndef HAVE_INT_8_16_32 586 typedef signed char int8; /* Signed integer >= 8 bits */ 587 typedef signed short int16; /* Signed integer >= 16 bits */ 588 #endif 589 #ifndef HAVE_UCHAR 590 typedef unsigned char uchar; /* Short for unsigned char */ 591 #endif 592 typedef unsigned char uint8; /* Short for unsigned integer >= 8 bits */ 593 typedef unsigned short uint16; /* Short for unsigned integer >= 16 bits */ 594 595 #if SIZEOF_INT == 4 596 #ifndef HAVE_INT_8_16_32 597 typedef int int32; 598 #endif 599 typedef unsigned int uint32; /* Short for unsigned integer >= 32 bits */ 600 #elif SIZEOF_LONG == 4 601 #ifndef HAVE_INT_8_16_32 602 typedef long int32; 603 #endif 604 typedef unsigned long uint32; /* Short for unsigned integer >= 32 bits */ 605 #else 606 #error "Neither int or long is of 4 bytes width" 607 #endif 608 609 #if !defined(HAVE_ULONG) && !defined(HAVE_LINUXTHREADS) && !defined(__USE_MISC) 610 typedef unsigned long ulong; /* Short for unsigned long */ 611 #endif 612 #ifndef longlong_defined 613 #if defined(HAVE_LONG_LONG) && SIZEOF_LONG != 8 614 typedef unsigned long long int ulonglong; /* ulong or unsigned long long */ 615 typedef long long int longlong; 616 #else 617 typedef unsigned long ulonglong; /* ulong or unsigned long long */ 618 typedef long longlong; 619 #endif 620 #define longlong_defined 621 #endif 622 623 #ifndef HAVE_INT64 624 typedef longlong int64; 625 #endif 626 #ifndef HAVE_UINT64 627 typedef ulonglong uint64; 628 #endif 629 630 #ifndef MIN 631 #define MIN(a,b) (((a) < (b)) ? (a) : (b)) 632 #endif 633 #ifndef MAX 634 #define MAX(a,b) (((a) > (b)) ? (a) : (b)) 635 #endif 636 #define CMP_NUM(a,b) (((a) < (b)) ? -1 : ((a) == (b)) ? 0 : 1) 637 #ifdef USE_RAID 638 /* 639 The following is done with a if to not get problems with pre-processors 640 with late define evaluation 641 */ 642 #if defined(SIZEOF_OFF_T) && SIZEOF_OFF_T == 4 643 #define SYSTEM_SIZEOF_OFF_T 4 644 #else 645 #define SYSTEM_SIZEOF_OFF_T 8 646 #endif 647 #undef SIZEOF_OFF_T 648 #define SIZEOF_OFF_T 8 649 #else 650 #define SYSTEM_SIZEOF_OFF_T SIZEOF_OFF_T 651 #endif /* USE_RAID */ 652 653 #if defined(SIZEOF_OFF_T) && SIZEOF_OFF_T > 4 654 typedef ulonglong my_off_t; 655 #else 656 typedef unsigned long my_off_t; 657 #endif 658 #define MY_FILEPOS_ERROR (~(my_off_t) 0) 659 #ifndef _WIN32 660 typedef off_t os_off_t; 661 #endif 662 663 #if defined(_WIN32) 664 #define socket_errno WSAGetLastError() 665 #define SOCKET_EINTR WSAEINTR 666 #define SOCKET_EAGAIN WSAEWOULDBLOCK 667 #define SOCKET_ENFILE ENFILE 668 #define SOCKET_EMFILE EMFILE 669 #define SOCKET_EWOULDBLOCK WSAEWOULDBLOCK 670 #else /* Unix */ 671 #define socket_errno errno 672 #define closesocket(A) close(A) 673 #define SOCKET_EINTR EINTR 674 #define SOCKET_EAGAIN EAGAIN 675 #define SOCKET_EWOULDBLOCK EWOULDBLOCK 676 #define SOCKET_ENFILE ENFILE 677 #define SOCKET_EMFILE EMFILE 678 #endif 679 680 typedef uint8 int7; /* Most effective integer 0 <= x <= 127 */ 681 typedef short int15; /* Most effective integer 0 <= x <= 32767 */ 682 typedef char *my_string; /* String of characters */ 683 typedef unsigned long size_s; /* Size of strings (In string-funcs) */ 684 typedef int myf; /* Type of MyFlags in my_funcs */ 685 typedef char my_bool; /* Small bool */ 686 typedef unsigned long long my_ulonglong; 687 #if !defined(bool) && !defined(bool_defined) && (!defined(HAVE_BOOL) || !defined(__cplusplus)) 688 typedef char bool; /* Ordinary boolean values 0 1 */ 689 #endif 690 /* Macros for converting *constants* to the right type */ 691 #define INT8(v) (int8) (v) 692 #define INT16(v) (int16) (v) 693 #define INT32(v) (int32) (v) 694 #define MYF(v) (myf) (v) 695 696 /* 697 Defines to make it possible to prioritize register assignments. No 698 longer that important with modern compilers. 699 */ 700 #ifndef USING_X 701 #define reg1 register 702 #define reg2 register 703 #define reg3 register 704 #define reg4 register 705 #define reg5 register 706 #define reg6 register 707 #define reg7 register 708 #define reg8 register 709 #define reg9 register 710 #define reg10 register 711 #define reg11 register 712 #define reg12 register 713 #define reg13 register 714 #define reg14 register 715 #define reg15 register 716 #define reg16 register 717 #endif 718 719 /* Defines for time function */ 720 #define SCALE_SEC 100 721 #define SCALE_USEC 10000 722 #define MY_HOW_OFTEN_TO_ALARM 2 /* How often we want info on screen */ 723 #define MY_HOW_OFTEN_TO_WRITE 1000 /* How often we want info on screen */ 724 725 #define NOT_FIXED_DEC 31 726 727 #if defined(_WIN32) && defined(_MSVC) 728 #define MYSQLND_LLU_SPEC "%I64u" 729 #define MYSQLND_LL_SPEC "%I64d" 730 #ifndef L64 731 #define L64(x) x##i64 732 #endif 733 #else 734 #define MYSQLND_LLU_SPEC "%llu" 735 #define MYSQLND_LL_SPEC "%lld" 736 #ifndef L64 737 #define L64(x) x##LL 738 #endif /* L64 */ 739 #endif /* _WIN32 */ 740 /* 741 ** Define-funktions for reading and storing in machine independent format 742 ** (low byte first) 743 */ 744 745 /* Optimized store functions for Intel x86 */ 746 #define int1store(T,A) *((int8*) (T)) = (A) 747 #define uint1korr(A) (*(((uint8*)(A)))) 748 #if defined(__i386__) || defined(_WIN32) 749 #define sint2korr(A) (*((int16 *) (A))) 750 #define sint3korr(A) ((int32) ((((uchar) (A)[2]) & 128) ? \ 751 (((uint32) 255L << 24) | \ 752 (((uint32) (uchar) (A)[2]) << 16) |\ 753 (((uint32) (uchar) (A)[1]) << 8) | \ 754 ((uint32) (uchar) (A)[0])) : \ 755 (((uint32) (uchar) (A)[2]) << 16) |\ 756 (((uint32) (uchar) (A)[1]) << 8) | \ 757 ((uint32) (uchar) (A)[0]))) 758 #define sint4korr(A) (*((long *) (A))) 759 #define uint2korr(A) (*((uint16 *) (A))) 760 #if defined(HAVE_purify) && !defined(_WIN32) 761 #define uint3korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 762 (((uint32) ((uchar) (A)[1])) << 8) +\ 763 (((uint32) ((uchar) (A)[2])) << 16)) 764 #else 765 /* 766 ATTENTION ! 767 768 Please, note, uint3korr reads 4 bytes (not 3) ! 769 It means, that you have to provide enough allocated space ! 770 */ 771 #define uint3korr(A) (long) (*((unsigned int *) (A)) & 0xFFFFFF) 772 #endif /* HAVE_purify && !_WIN32 */ 773 #define uint4korr(A) (*((uint32 *) (A))) 774 #define uint5korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 775 (((uint32) ((uchar) (A)[1])) << 8) +\ 776 (((uint32) ((uchar) (A)[2])) << 16) +\ 777 (((uint32) ((uchar) (A)[3])) << 24)) +\ 778 (((ulonglong) ((uchar) (A)[4])) << 32)) 779 #define uint6korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) + \ 780 (((uint32) ((uchar) (A)[1])) << 8) + \ 781 (((uint32) ((uchar) (A)[2])) << 16) + \ 782 (((uint32) ((uchar) (A)[3])) << 24)) + \ 783 (((ulonglong) ((uchar) (A)[4])) << 32) + \ 784 (((ulonglong) ((uchar) (A)[5])) << 40)) 785 #define uint8korr(A) (*((ulonglong *) (A))) 786 #define sint8korr(A) (*((longlong *) (A))) 787 #define int2store(T,A) *((uint16*) (T))= (uint16) (A) 788 #define int3store(T,A) do { *(T)= (uchar) ((A));\ 789 *(T+1)=(uchar) (((uint) (A) >> 8));\ 790 *(T+2)=(uchar) (((A) >> 16)); } while (0) 791 #define int4store(T,A) *((long *) (T))= (long) (A) 792 #define int5store(T,A) do { *(T)= (uchar)((A));\ 793 *((T)+1)=(uchar) (((A) >> 8));\ 794 *((T)+2)=(uchar) (((A) >> 16));\ 795 *((T)+3)=(uchar) (((A) >> 24)); \ 796 *((T)+4)=(uchar) (((A) >> 32)); } while(0) 797 #define int6store(T,A) do { *(T)= (uchar)((A)); \ 798 *((T)+1)=(uchar) (((A) >> 8)); \ 799 *((T)+2)=(uchar) (((A) >> 16)); \ 800 *((T)+3)=(uchar) (((A) >> 24)); \ 801 *((T)+4)=(uchar) (((A) >> 32)); \ 802 *((T)+5)=(uchar) (((A) >> 40)); } while(0) 803 #define int8store(T,A) do {*((ulonglong *) (T))= (ulonglong) (A);} while(0) 804 805 typedef union { 806 double v; 807 long m[2]; 808 } doubleget_union; 809 #define doubleget(V,M) \ 810 do { doubleget_union _tmp; \ 811 _tmp.m[0] = *((long*)(M)); \ 812 _tmp.m[1] = *(((long*) (M))+1); \ 813 (V) = _tmp.v; } while(0) 814 #define doublestore(T,V) do { *((long *) T) = ((doubleget_union *)&V)->m[0]; \ 815 *(((long *) T)+1) = ((doubleget_union *)&V)->m[1]; \ 816 } while (0) 817 #define float4get(V,M) do { *((float *) &(V)) = *((float*) (M)); } while(0) 818 #define float8get(V,M) doubleget((V),(M)) 819 #define float4store(V,M) memcpy((uchar*) V,(uchar*) (&M),sizeof(float)) 820 #define floatstore(T,V) memcpy((uchar*)(T), (uchar*)(&V),sizeof(float)) 821 #define floatget(V,M) memcpy((uchar*) &V,(uchar*) (M),sizeof(float)) 822 #define float8store(V,M) doublestore((V),(M)) 823 #else 824 825 /* 826 We're here if it's not a IA-32 architecture (Win32 and UNIX IA-32 defines 827 were done before) 828 */ 829 #define sint2korr(A) (int16) (((int16) ((uchar) (A)[0])) +\ 830 ((int16) ((int16) (A)[1]) << 8)) 831 #define sint3korr(A) ((int32) ((((uchar) (A)[2]) & 128) ? \ 832 (((uint32) 255L << 24) | \ 833 (((uint32) (uchar) (A)[2]) << 16) |\ 834 (((uint32) (uchar) (A)[1]) << 8) | \ 835 ((uint32) (uchar) (A)[0])) : \ 836 (((uint32) (uchar) (A)[2]) << 16) |\ 837 (((uint32) (uchar) (A)[1]) << 8) | \ 838 ((uint32) (uchar) (A)[0]))) 839 #define sint4korr(A) (int32) (((int32) ((uchar) (A)[0])) +\ 840 (((int32) ((uchar) (A)[1]) << 8)) +\ 841 (((int32) ((uchar) (A)[2]) << 16)) +\ 842 (((int32) ((int16) (A)[3]) << 24))) 843 #define sint8korr(A) (longlong) uint8korr(A) 844 #define uint2korr(A) (uint16) (((uint16) ((uchar) (A)[0])) +\ 845 ((uint16) ((uchar) (A)[1]) << 8)) 846 #define uint3korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 847 (((uint32) ((uchar) (A)[1])) << 8) +\ 848 (((uint32) ((uchar) (A)[2])) << 16)) 849 #define uint4korr(A) (uint32) (((uint32) ((uchar) (A)[0])) +\ 850 (((uint32) ((uchar) (A)[1])) << 8) +\ 851 (((uint32) ((uchar) (A)[2])) << 16) +\ 852 (((uint32) ((uchar) (A)[3])) << 24)) 853 #define uint5korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 854 (((uint32) ((uchar) (A)[1])) << 8) +\ 855 (((uint32) ((uchar) (A)[2])) << 16) +\ 856 (((uint32) ((uchar) (A)[3])) << 24)) +\ 857 (((ulonglong) ((uchar) (A)[4])) << 32)) 858 #define uint6korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) + \ 859 (((uint32) ((uchar) (A)[1])) << 8) + \ 860 (((uint32) ((uchar) (A)[2])) << 16) + \ 861 (((uint32) ((uchar) (A)[3])) << 24)) + \ 862 (((ulonglong) ((uchar) (A)[4])) << 32) + \ 863 (((ulonglong) ((uchar) (A)[5])) << 40)) 864 #define uint8korr(A) ((ulonglong)(((uint32) ((uchar) (A)[0])) +\ 865 (((uint32) ((uchar) (A)[1])) << 8) +\ 866 (((uint32) ((uchar) (A)[2])) << 16) +\ 867 (((uint32) ((uchar) (A)[3])) << 24)) +\ 868 (((ulonglong) (((uint32) ((uchar) (A)[4])) +\ 869 (((uint32) ((uchar) (A)[5])) << 8) +\ 870 (((uint32) ((uchar) (A)[6])) << 16) +\ 871 (((uint32) ((uchar) (A)[7])) << 24))) <<\ 872 32)) 873 #define int2store(T,A) do { uint def_temp= (uint) (A) ;\ 874 *((uchar*) (T))= (uchar)(def_temp); \ 875 *((uchar*) (T)+1)=(uchar)((def_temp >> 8)); \ 876 } while(0) 877 #define int3store(T,A) do { /*lint -save -e734 */\ 878 *((uchar*)(T))=(uchar) ((A));\ 879 *((uchar*) (T)+1)=(uchar) (((A) >> 8));\ 880 *((uchar*)(T)+2)=(uchar) (((A) >> 16)); \ 881 /*lint -restore */} while(0) 882 #define int4store(T,A) do { *((char *)(T))=(char) ((A));\ 883 *(((char *)(T))+1)=(char) (((A) >> 8));\ 884 *(((char *)(T))+2)=(char) (((A) >> 16));\ 885 *(((char *)(T))+3)=(char) (((A) >> 24)); } while(0) 886 #define int5store(T,A) do { *((char *)(T))= (char)((A)); \ 887 *(((char *)(T))+1)= (char)(((A) >> 8)); \ 888 *(((char *)(T))+2)= (char)(((A) >> 16)); \ 889 *(((char *)(T))+3)= (char)(((A) >> 24)); \ 890 *(((char *)(T))+4)= (char)(((A) >> 32)); \ 891 } while(0) 892 #define int6store(T,A) do { *((char *)(T))= (char)((A)); \ 893 *(((char *)(T))+1)= (char)(((A) >> 8)); \ 894 *(((char *)(T))+2)= (char)(((A) >> 16)); \ 895 *(((char *)(T))+3)= (char)(((A) >> 24)); \ 896 *(((char *)(T))+4)= (char)(((A) >> 32)); \ 897 *(((char *)(T))+5)= (char)(((A) >> 40)); \ 898 } while(0) 899 #define int8store(T,A) do { uint def_temp= (uint) (A), def_temp2= (uint) ((A) >> 32); \ 900 int4store((T),def_temp); \ 901 int4store((T+4),def_temp2); } while(0) 902 #ifdef HAVE_BIGENDIAN 903 #define float4store(T,A) do { *(T)= ((uchar *) &A)[3];\ 904 *((T)+1)=(char) ((uchar *) &A)[2];\ 905 *((T)+2)=(char) ((uchar *) &A)[1];\ 906 *((T)+3)=(char) ((uchar *) &A)[0]; } while(0) 907 908 #define float4get(V,M) do { float def_temp;\ 909 ((uchar*) &def_temp)[0]=(M)[3];\ 910 ((uchar*) &def_temp)[1]=(M)[2];\ 911 ((uchar*) &def_temp)[2]=(M)[1];\ 912 ((uchar*) &def_temp)[3]=(M)[0];\ 913 (V)=def_temp; } while(0) 914 #define float8store(T,V) do { *(T)= ((uchar *) &V)[7];\ 915 *((T)+1)=(char) ((uchar *) &V)[6];\ 916 *((T)+2)=(char) ((uchar *) &V)[5];\ 917 *((T)+3)=(char) ((uchar *) &V)[4];\ 918 *((T)+4)=(char) ((uchar *) &V)[3];\ 919 *((T)+5)=(char) ((uchar *) &V)[2];\ 920 *((T)+6)=(char) ((uchar *) &V)[1];\ 921 *((T)+7)=(char) ((uchar *) &V)[0]; } while(0) 922 923 #define float8get(V,M) do { double def_temp;\ 924 ((uchar*) &def_temp)[0]=(M)[7];\ 925 ((uchar*) &def_temp)[1]=(M)[6];\ 926 ((uchar*) &def_temp)[2]=(M)[5];\ 927 ((uchar*) &def_temp)[3]=(M)[4];\ 928 ((uchar*) &def_temp)[4]=(M)[3];\ 929 ((uchar*) &def_temp)[5]=(M)[2];\ 930 ((uchar*) &def_temp)[6]=(M)[1];\ 931 ((uchar*) &def_temp)[7]=(M)[0];\ 932 (V) = def_temp; } while(0) 933 #else 934 #define float4get(V,M) memcpy(&V, (M), sizeof(float)) 935 #define float4store(V,M) memcpy(V, (&M), sizeof(float)) 936 937 #if defined(__FLOAT_WORD_ORDER) && (__FLOAT_WORD_ORDER == __BIG_ENDIAN) 938 #define doublestore(T,V) do { *(((char*)T)+0)=(char) ((uchar *) &V)[4];\ 939 *(((char*)T)+1)=(char) ((uchar *) &V)[5];\ 940 *(((char*)T)+2)=(char) ((uchar *) &V)[6];\ 941 *(((char*)T)+3)=(char) ((uchar *) &V)[7];\ 942 *(((char*)T)+4)=(char) ((uchar *) &V)[0];\ 943 *(((char*)T)+5)=(char) ((uchar *) &V)[1];\ 944 *(((char*)T)+6)=(char) ((uchar *) &V)[2];\ 945 *(((char*)T)+7)=(char) ((uchar *) &V)[3]; }\ 946 while(0) 947 #define doubleget(V,M) do { double def_temp;\ 948 ((uchar*) &def_temp)[0]=(M)[4];\ 949 ((uchar*) &def_temp)[1]=(M)[5];\ 950 ((uchar*) &def_temp)[2]=(M)[6];\ 951 ((uchar*) &def_temp)[3]=(M)[7];\ 952 ((uchar*) &def_temp)[4]=(M)[0];\ 953 ((uchar*) &def_temp)[5]=(M)[1];\ 954 ((uchar*) &def_temp)[6]=(M)[2];\ 955 ((uchar*) &def_temp)[7]=(M)[3];\ 956 (V) = def_temp; } while(0) 957 #endif /* __FLOAT_WORD_ORDER */ 958 959 #define float8get(V,M) doubleget((V),(M)) 960 #define float8store(V,M) doublestore((V),(M)) 961 #endif /* WORDS_BIGENDIAN */ 962 963 #endif /* __i386__ OR _WIN32 */ 964 965 /* 966 Macro for reading 32-bit integer from network byte order (big-endian) 967 from unaligned memory location. 968 */ 969 #define int4net(A) (int32) (((uint32) ((uchar) (A)[3])) |\ 970 (((uint32) ((uchar) (A)[2])) << 8) |\ 971 (((uint32) ((uchar) (A)[1])) << 16) |\ 972 (((uint32) ((uchar) (A)[0])) << 24)) 973 /* 974 Define-funktions for reading and storing in machine format from/to 975 short/long to/from some place in memory V should be a (not 976 register) variable, M is a pointer to byte 977 */ 978 979 #ifdef HAVE_BIGENDIAN 980 981 #define ushortget(V,M) do { V = (uint16) (((uint16) ((uchar) (M)[1]))+\ 982 ((uint16) ((uint16) (M)[0]) << 8)); } while(0) 983 #define shortget(V,M) do { V = (short) (((short) ((uchar) (M)[1]))+\ 984 ((short) ((short) (M)[0]) << 8)); } while(0) 985 #define longget(V,M) do { int32 def_temp;\ 986 ((uchar*) &def_temp)[0]=(M)[0];\ 987 ((uchar*) &def_temp)[1]=(M)[1];\ 988 ((uchar*) &def_temp)[2]=(M)[2];\ 989 ((uchar*) &def_temp)[3]=(M)[3];\ 990 (V)=def_temp; } while(0) 991 #define ulongget(V,M) do { uint32 def_temp;\ 992 ((uchar*) &def_temp)[0]=(M)[0];\ 993 ((uchar*) &def_temp)[1]=(M)[1];\ 994 ((uchar*) &def_temp)[2]=(M)[2];\ 995 ((uchar*) &def_temp)[3]=(M)[3];\ 996 (V)=def_temp; } while(0) 997 #define shortstore(T,A) do { uint def_temp=(uint) (A) ;\ 998 *(((char*)T)+1)=(char)(def_temp); \ 999 *(((char*)T)+0)=(char)(def_temp >> 8); } while(0) 1000 #define longstore(T,A) do { *(((char*)T)+3)=((A));\ 1001 *(((char*)T)+2)=(((A) >> 8));\ 1002 *(((char*)T)+1)=(((A) >> 16));\ 1003 *(((char*)T)+0)=(((A) >> 24)); } while(0) 1004 1005 #define floatget(V,M) memcpy(&V, (M), sizeof(float)) 1006 #define floatstore(T,V) memcpy((T), (void*) (&V), sizeof(float)) 1007 #define doubleget(V,M) memcpy(&V, (M), sizeof(double)) 1008 #define doublestore(T,V) memcpy((T), (void *) &V, sizeof(double)) 1009 #define longlongget(V,M) memcpy(&V, (M), sizeof(ulonglong)) 1010 #define longlongstore(T,V) memcpy((T), &V, sizeof(ulonglong)) 1011 1012 #else 1013 1014 #define ushortget(V,M) do { V = uint2korr(M); } while(0) 1015 #define shortget(V,M) do { V = sint2korr(M); } while(0) 1016 #define longget(V,M) do { V = sint4korr(M); } while(0) 1017 #define ulongget(V,M) do { V = uint4korr(M); } while(0) 1018 #define shortstore(T,V) int2store(T,V) 1019 #define longstore(T,V) int4store(T,V) 1020 #ifndef floatstore 1021 #define floatstore(T,V) memcpy((T), (void *) (&V), sizeof(float)) 1022 #define floatget(V,M) memcpy(&V, (M), sizeof(float)) 1023 #endif 1024 #ifndef doubleget 1025 #define doubleget(V,M) memcpy(&V, (M), sizeof(double)) 1026 #define doublestore(T,V) memcpy((T), (void *) &V, sizeof(double)) 1027 #endif /* doubleget */ 1028 #define longlongget(V,M) memcpy(&V, (M), sizeof(ulonglong)) 1029 #define longlongstore(T,V) memcpy((T), &V, sizeof(ulonglong)) 1030 1031 #endif /* WORDS_BIGENDIAN */ 1032 1033 #ifndef THREAD 1034 #define thread_safe_increment(V,L) ((V)++) 1035 #define thread_safe_add(V,C,L) ((V)+=(C)) 1036 #define thread_safe_sub(V,C,L) ((V)-=(C)) 1037 #define statistic_increment(V,L) ((V)++) 1038 #define statistic_add(V,C,L) ((V)+=(C)) 1039 #endif 1040 1041 #ifdef _WIN32 1042 #define SO_EXT ".dll" 1043 #else 1044 #define SO_EXT ".so" 1045 #endif 1046 1047 #ifndef DBUG_OFF 1048 #define dbug_assert(A) assert(A) 1049 #define DBUG_ASSERT(A) assert(A) 1050 #else 1051 #define dbug_assert(A) 1052 #define DBUG_ASSERT(A) 1053 #endif 1054 1055 #ifdef HAVE_DLOPEN 1056 #ifdef _WIN32 1057 #define dlsym(lib, name) GetProcAddress((HMODULE)(lib), name) 1058 #define dlopen(libname, unused) LoadLibraryEx(libname, NULL, 0) 1059 #define dlclose(lib) FreeLibrary((HMODULE)(lib)) 1060 #elif defined(HAVE_DLFCN_H) 1061 #include <dlfcn.h> 1062 #endif 1063 #ifndef HAVE_DLERROR 1064 #define dlerror() "" 1065 #endif 1066 #endif 1067 1068 #if SIZEOF_CHARP == SIZEOF_INT 1069 typedef unsigned int intptr; 1070 #elif SIZEOF_CHARP == SIZEOF_LONG 1071 typedef unsigned long intptr; 1072 #elif SIZEOF_CHARP == SIZEOF_LONG_LONG 1073 typedef unsigned long long intptr; 1074 #else 1075 #error sizeof(void *) is not sizeof(int, long or long long) 1076 #endif 1077 1078 #ifdef _WIN32 1079 #define IF_WIN(A,B) A 1080 #else 1081 #define IF_WIN(A,B) B 1082 #endif 1083 1084 #if defined(SOLARIS) || defined(__sun) 1085 #define IF_SOLARIS(A,B) A 1086 #else 1087 #define IF_SOLARIS(A,B) B 1088 #endif 1089 1090 #ifndef RTLD_NOW 1091 #define RTLD_NOW 1 1092 #endif 1093 1094 #endif /* _global_h */ 1095