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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.18.0/] [newlib/] [libc/] [include/] [malloc.h] - Blame information for rev 207

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1 207 jeremybenn
/* malloc.h -- header file for memory routines.  */
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#ifndef _INCLUDE_MALLOC_H_
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#define _INCLUDE_MALLOC_H_
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#include <_ansi.h>
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#include <sys/reent.h>
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#define __need_size_t
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#include <stddef.h>
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/* include any machine-specific extensions */
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#include <machine/malloc.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* This version of struct mallinfo must match the one in
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   libc/stdlib/mallocr.c.  */
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struct mallinfo {
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  int arena;    /* total space allocated from system */
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  int ordblks;  /* number of non-inuse chunks */
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  int smblks;   /* unused -- always zero */
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  int hblks;    /* number of mmapped regions */
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  int hblkhd;   /* total space in mmapped regions */
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  int usmblks;  /* unused -- always zero */
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  int fsmblks;  /* unused -- always zero */
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  int uordblks; /* total allocated space */
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  int fordblks; /* total non-inuse space */
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  int keepcost; /* top-most, releasable (via malloc_trim) space */
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};
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/* The routines.  */
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extern _PTR malloc _PARAMS ((size_t));
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#ifdef __CYGWIN__
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#undef _malloc_r
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#define _malloc_r(r, s) malloc (s)
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#else
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extern _PTR _malloc_r _PARAMS ((struct _reent *, size_t));
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#endif
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extern _VOID free _PARAMS ((_PTR));
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#ifdef __CYGWIN__
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#undef _free_r
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#define _free_r(r, p) free (p)
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#else
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extern _VOID _free_r _PARAMS ((struct _reent *, _PTR));
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#endif
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extern _PTR realloc _PARAMS ((_PTR, size_t));
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#ifdef __CYGWIN__
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#undef _realloc_r
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#define _realloc_r(r, p, s) realloc (p, s)
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#else
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extern _PTR _realloc_r _PARAMS ((struct _reent *, _PTR, size_t));
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#endif
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extern _PTR calloc _PARAMS ((size_t, size_t));
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#ifdef __CYGWIN__
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#undef _calloc_r
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#define _calloc_r(r, s1, s2) calloc (s1, s2);
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#else
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extern _PTR _calloc_r _PARAMS ((struct _reent *, size_t, size_t));
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#endif
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extern _PTR memalign _PARAMS ((size_t, size_t));
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#ifdef __CYGWIN__
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#undef _memalign_r
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#define _memalign_r(r, s1, s2) memalign (s1, s2);
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#else
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extern _PTR _memalign_r _PARAMS ((struct _reent *, size_t, size_t));
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#endif
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extern struct mallinfo mallinfo _PARAMS ((void));
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#ifdef __CYGWIN__
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#undef _mallinfo_r
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#define _mallinfo_r(r) mallinfo ()
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#else
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extern struct mallinfo _mallinfo_r _PARAMS ((struct _reent *));
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#endif
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extern void malloc_stats _PARAMS ((void));
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#ifdef __CYGWIN__
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#undef _malloc_stats_r
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#define _malloc_stats_r(r) malloc_stats ()
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#else
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extern void _malloc_stats_r _PARAMS ((struct _reent *));
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#endif
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extern int mallopt _PARAMS ((int, int));
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#ifdef __CYGWIN__
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#undef _mallopt_r
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#define _mallopt_r(i1, i2) mallopt (i1, i2)
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#else
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extern int _mallopt_r _PARAMS ((struct _reent *, int, int));
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#endif
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extern size_t malloc_usable_size _PARAMS ((_PTR));
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#ifdef __CYGWIN__
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#undef _malloc_usable_size_r
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#define _malloc_usable_size_r(r, p) malloc_usable_size (p)
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#else
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extern size_t _malloc_usable_size_r _PARAMS ((struct _reent *, _PTR));
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#endif
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/* These aren't too useful on an embedded system, but we define them
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   anyhow.  */
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extern _PTR valloc _PARAMS ((size_t));
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#ifdef __CYGWIN__
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#undef _valloc_r
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#define _valloc_r(r, s) valloc (s)
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#else
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extern _PTR _valloc_r _PARAMS ((struct _reent *, size_t));
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#endif
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extern _PTR pvalloc _PARAMS ((size_t));
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#ifdef __CYGWIN__
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#undef _pvalloc_r
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#define _pvalloc_r(r, s) pvalloc (s)
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#else
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extern _PTR _pvalloc_r _PARAMS ((struct _reent *, size_t));
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#endif
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extern int malloc_trim _PARAMS ((size_t));
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#ifdef __CYGWIN__
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#undef _malloc_trim_r
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#define _malloc_trim_r(r, s) malloc_trim (s)
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#else
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extern int _malloc_trim_r _PARAMS ((struct _reent *, size_t));
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#endif
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/* A compatibility routine for an earlier version of the allocator.  */
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extern _VOID mstats _PARAMS ((char *));
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#ifdef __CYGWIN__
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#undef _mstats_r
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#define _mstats_r(r, p) mstats (p)
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#else
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extern _VOID _mstats_r _PARAMS ((struct _reent *, char *));
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#endif
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/* SVID2/XPG mallopt options */
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#define M_MXFAST  1    /* UNUSED in this malloc */
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#define M_NLBLKS  2    /* UNUSED in this malloc */
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#define M_GRAIN   3    /* UNUSED in this malloc */
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#define M_KEEP    4    /* UNUSED in this malloc */
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/* mallopt options that actually do something */
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#define M_TRIM_THRESHOLD    -1
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#define M_TOP_PAD           -2
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#define M_MMAP_THRESHOLD    -3 
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#define M_MMAP_MAX          -4
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#ifndef __CYGWIN__
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/* Some systems provide this, so do too for compatibility.  */
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extern void cfree _PARAMS ((_PTR));
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#endif /* __CYGWIN__ */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _INCLUDE_MALLOC_H_ */

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