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  empirically derived value that works well in most systems. You can
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  empirically derived value that works well in most systems. You can
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  disable mmap by setting to MAX_SIZE_T.
 437 
  disable mmap by setting to MAX_SIZE_T.
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 438 
 
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*/
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*/
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 440 
 
441 
#ifndef WIN32
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442 
#ifdef _WIN32
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#define WIN32 1
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#endif  /* _WIN32 */
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#include <sys/types.h>  /* For size_t */
445 
#endif  /* WIN32 */
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#ifdef WIN32
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447 
#define WIN32_LEAN_AND_MEAN
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/** Non-default helenos customizations */
448 
#include <windows.h>
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449 
#define HAVE_MMAP 1
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450 
#define HAVE_MORECORE 0
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451 
#define LACKS_UNISTD_H
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#define LACKS_FCNTL_H
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#define LACKS_SYS_PARAM_H
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453 
#define LACKS_SYS_MMAN_H
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#define LACKS_SYS_MMAN_H
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#define LACKS_STRING_H
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#define LACKS_SYS_PARAM_H
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#define LACKS_STRINGS_H
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#undef HAVE_MMAP
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#define LACKS_SYS_TYPES_H
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#define HAVE_MMAP 0
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#define LACKS_ERRNO_H
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#define LACKS_ERRNO_H
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/* Set errno? */
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#undef MALLOC_FAILURE_ACTION
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#define MALLOC_FAILURE_ACTION
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#define MALLOC_FAILURE_ACTION
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#define MMAP_CLEARS 0 /* WINCE and some others apparently don't clear */
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460 
#endif  /* WIN32 */
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461 
 
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#if defined(DARWIN) || defined(_DARWIN)
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/* Mac OSX docs advise not to use sbrk; it seems better to use mmap */
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#ifndef HAVE_MORECORE
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#define HAVE_MORECORE 0
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#define HAVE_MMAP 1
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467 
#endif  /* HAVE_MORECORE */
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#endif  /* DARWIN */
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#ifndef LACKS_SYS_TYPES_H
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#include <sys/types.h>  /* For size_t */
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472 
#endif  /* LACKS_SYS_TYPES_H */
 - 
 
473 
 
 453 
 
474 
/* The maximum possible size_t value has all bits set */
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/* The maximum possible size_t value has all bits set */
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#define MAX_SIZE_T           (~(size_t)0)
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#define MAX_SIZE_T           (~(size_t)0)
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 456 
 
477 
#ifndef ONLY_MSPACES
 - 
 
478 
#define ONLY_MSPACES 0
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#define ONLY_MSPACES 0
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#endif  /* ONLY_MSPACES */
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480 
#ifndef MSPACES
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#if ONLY_MSPACES
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#define MSPACES 1
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483 
#else   /* ONLY_MSPACES */
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#define MSPACES 0
 458 
#define MSPACES 0
485 
#endif  /* ONLY_MSPACES */
 - 
 
486 
#endif  /* MSPACES */
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487 
#ifndef MALLOC_ALIGNMENT
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#define MALLOC_ALIGNMENT ((size_t)8U)
 459 
#define MALLOC_ALIGNMENT ((size_t)8U)
489 
#endif  /* MALLOC_ALIGNMENT */
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490 
#ifndef FOOTERS
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491 
#define FOOTERS 0
 460 
#define FOOTERS 0
492 
#endif  /* FOOTERS */
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493 
#ifndef ABORT
 - 
 
494 
#define ABORT  abort()
 461 
#define ABORT  abort()
495 
#endif  /* ABORT */
 - 
 
496 
#ifndef ABORT_ON_ASSERT_FAILURE
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497 
#define ABORT_ON_ASSERT_FAILURE 1
 462 
#define ABORT_ON_ASSERT_FAILURE 1
498 
#endif  /* ABORT_ON_ASSERT_FAILURE */
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#ifndef PROCEED_ON_ERROR
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500 
#define PROCEED_ON_ERROR 0
 463 
#define PROCEED_ON_ERROR 0
501 
#endif  /* PROCEED_ON_ERROR */
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502 
#ifndef USE_LOCKS
 - 
 
503 
#define USE_LOCKS 0
 464 
#define USE_LOCKS 0
504 
#endif  /* USE_LOCKS */
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505 
#ifndef INSECURE
 - 
 
506 
#define INSECURE 0
 465 
#define INSECURE 0
507 
#endif  /* INSECURE */
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508 
#ifndef HAVE_MMAP
 - 
 
509 
#define HAVE_MMAP 1
 466 
#define HAVE_MMAP 0
510 
#endif  /* HAVE_MMAP */
 - 
 
511 
#ifndef MMAP_CLEARS
 - 
 
- 
 
 467 
 
512 
#define MMAP_CLEARS 1
 468 
#define MMAP_CLEARS 1
513 
#endif  /* MMAP_CLEARS */
 - 
 
514 
#ifndef HAVE_MREMAP
 - 
 
515 
#ifdef linux
 469 
 
516 
#define HAVE_MREMAP 1
 - 
 
517 
#else   /* linux */
 - 
 
518 
#define HAVE_MREMAP 0
 - 
 
519 
#endif  /* linux */
 - 
 
520 
#endif  /* HAVE_MREMAP */
 - 
 
521 
#ifndef MALLOC_FAILURE_ACTION
 - 
 
522 
#define MALLOC_FAILURE_ACTION  errno = ENOMEM;
 - 
 
523 
#endif  /* MALLOC_FAILURE_ACTION */
 - 
 
524 
#ifndef HAVE_MORECORE
 - 
 
525 
#if ONLY_MSPACES
 - 
 
526 
#define HAVE_MORECORE 0
 - 
 
527 
#else   /* ONLY_MSPACES */
 - 
 
528 
#define HAVE_MORECORE 1
 470 
#define HAVE_MORECORE 1
529 
#endif  /* ONLY_MSPACES */
 - 
 
530 
#endif  /* HAVE_MORECORE */
 - 
 
531 
#if !HAVE_MORECORE
 - 
 
532 
#define MORECORE_CONTIGUOUS 0
 - 
 
533 
#else   /* !HAVE_MORECORE */
 - 
 
534 
#ifndef MORECORE
 - 
 
535 
#define MORECORE sbrk
 - 
 
536 
#endif  /* MORECORE */
 - 
 
537 
#ifndef MORECORE_CONTIGUOUS
 - 
 
538 
#define MORECORE_CONTIGUOUS 1
 471 
#define MORECORE_CONTIGUOUS 1
539 
#endif  /* MORECORE_CONTIGUOUS */
 - 
 
540 
#endif  /* HAVE_MORECORE */
 472 
#define MORECORE sbrk
541 
#ifndef DEFAULT_GRANULARITY
 - 
 
542 
#if MORECORE_CONTIGUOUS
 - 
 
543 
#define DEFAULT_GRANULARITY (0)  /* 0 means to compute in init_mparams */
 473 
#define DEFAULT_GRANULARITY (0)  /* 0 means to compute in init_mparams */
544 
#else   /* MORECORE_CONTIGUOUS */
 - 
 
545 
#define DEFAULT_GRANULARITY ((size_t)64U * (size_t)1024U)
 - 
 
546 
#endif  /* MORECORE_CONTIGUOUS */
 - 
 
547 
#endif  /* DEFAULT_GRANULARITY */
 - 
 
- 
 
 474 
 
548 
#ifndef DEFAULT_TRIM_THRESHOLD
 475 
#ifndef DEFAULT_TRIM_THRESHOLD
549 
#ifndef MORECORE_CANNOT_TRIM
 476 
#ifndef MORECORE_CANNOT_TRIM
550 
#define DEFAULT_TRIM_THRESHOLD ((size_t)2U * (size_t)1024U * (size_t)1024U)
 477 
#define DEFAULT_TRIM_THRESHOLD ((size_t)2U * (size_t)1024U * (size_t)1024U)
551 
#else   /* MORECORE_CANNOT_TRIM */
 478 
#else   /* MORECORE_CANNOT_TRIM */
552 
#define DEFAULT_TRIM_THRESHOLD MAX_SIZE_T
 479 
#define DEFAULT_TRIM_THRESHOLD MAX_SIZE_T
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 508 
 
582 
#define M_TRIM_THRESHOLD     (-1)
 509 
#define M_TRIM_THRESHOLD     (-1)
583 
#define M_GRANULARITY        (-2)
 510 
#define M_GRANULARITY        (-2)
584 
#define M_MMAP_THRESHOLD     (-3)
 511 
#define M_MMAP_THRESHOLD     (-3)
585 
 
 512 
 
586 
/** Non-default helenos customizations */
 - 
 
587 
#define LACKS_FCNTL_H
 - 
 
588 
#define LACKS_SYS_MMAN_H
 - 
 
589 
#define LACKS_SYS_PARAM_H
 - 
 
590 
#undef HAVE_MMAP
 - 
 
591 
#define HAVE_MMAP 0
 - 
 
592 
#define LACKS_ERRNO_H
 - 
 
593 
/* Set errno? */
 - 
 
594 
#undef MALLOC_FAILURE_ACTION
 - 
 
595 
#define MALLOC_FAILURE_ACTION
- 
 
596 
 
 - 
 
597 
 
 - 
 
598 
/*
 513 
/*
599 
  ========================================================================
 514 
  ========================================================================
600 
  To make a fully customizable malloc.h header file, cut everything
 515 
  To make a fully customizable malloc.h header file, cut everything
601 
  above this line, put into file malloc.h, edit to suit, and #include it
 516 
  above this line, put into file malloc.h, edit to suit, and #include it
602 
  on the next line, as well as in programs that use this malloc.
 517 
  on the next line, as well as in programs that use this malloc.
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605 
 
 520 
 
606 
#include "malloc.h"
 521 
#include "malloc.h"
607 
 
 522 
 
608 
/*------------------------------ internal #includes ---------------------- */
 523 
/*------------------------------ internal #includes ---------------------- */
609 
 
 524 
 
610 
#ifdef WIN32
 - 
 
611 
#pragma warning( disable : 4146 ) /* no "unsigned" warnings */
 - 
 
612 
#endif /* WIN32 */
 - 
 
613 
 
 - 
 
614 
#include <stdio.h>       /* for printing in malloc_stats */
 525 
#include <stdio.h>       /* for printing in malloc_stats */
- 
 
 526 
#include <string.h>
615 
 
 527 
 
616 
#ifndef LACKS_ERRNO_H
 528 
#ifndef LACKS_ERRNO_H
617 
#include <errno.h>       /* for MALLOC_FAILURE_ACTION */
 529 
#include <errno.h>       /* for MALLOC_FAILURE_ACTION */
618 
#endif /* LACKS_ERRNO_H */
 530 
#endif /* LACKS_ERRNO_H */
619 
#if FOOTERS
 531 
#if FOOTERS
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629 
#include <assert.h>
 541 
#include <assert.h>
630 
#endif /* ABORT_ON_ASSERT_FAILURE */
 542 
#endif /* ABORT_ON_ASSERT_FAILURE */
631 
#else  /* DEBUG */
 543 
#else  /* DEBUG */
632 
#define assert(x)
 544 
#define assert(x)
633 
#endif /* DEBUG */
 545 
#endif /* DEBUG */
634 
#ifndef LACKS_STRING_H
 - 
 
635 
#include <string.h>      /* for memset etc */
 - 
 
636 
#endif  /* LACKS_STRING_H */
 - 
 
637 
#if USE_BUILTIN_FFS
 546 
#if USE_BUILTIN_FFS
638 
#ifndef LACKS_STRINGS_H
 547 
#ifndef LACKS_STRINGS_H
639 
#include <strings.h>     /* for ffs */
 548 
#include <strings.h>     /* for ffs */
640 
#endif /* LACKS_STRINGS_H */
 549 
#endif /* LACKS_STRINGS_H */
641 
#endif /* USE_BUILTIN_FFS */
 550 
#endif /* USE_BUILTIN_FFS */