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Diffstat (limited to 'newlib/libc/sys/linux/include/malloc.h')
-rw-r--r-- | newlib/libc/sys/linux/include/malloc.h | 266 |
1 files changed, 0 insertions, 266 deletions
diff --git a/newlib/libc/sys/linux/include/malloc.h b/newlib/libc/sys/linux/include/malloc.h deleted file mode 100644 index 7a7bcdbde..000000000 --- a/newlib/libc/sys/linux/include/malloc.h +++ /dev/null @@ -1,266 +0,0 @@ -/* Prototypes and definition for malloc implementation. - Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _MALLOC_H -#define _MALLOC_H 1 - -#include <features.h> - -/* - `ptmalloc', a malloc implementation for multiple threads without - lock contention, by Wolfram Gloger <wmglo@dent.med.uni-muenchen.de>. - See the files `ptmalloc.c' or `COPYRIGHT' for copying conditions. - - VERSION 2.6.4-pt Wed Dec 4 00:35:54 MET 1996 - - This work is mainly derived from malloc-2.6.4 by Doug Lea - <dl@cs.oswego.edu>, which is available from: - - ftp://g.oswego.edu/pub/misc/malloc.c - - This trimmed-down header file only provides function prototypes and - the exported data structures. For more detailed function - descriptions and compile-time options, see the source file - `ptmalloc.c'. -*/ - -#if defined(__STDC__) || defined (__cplusplus) -# include <stddef.h> -# define __malloc_ptr_t void * -#else -# undef size_t -# define size_t unsigned int -# undef ptrdiff_t -# define ptrdiff_t int -# define __malloc_ptr_t char * -#endif - -#ifdef _LIBC -/* Used by GNU libc internals. */ -# define __malloc_size_t size_t -# define __malloc_ptrdiff_t ptrdiff_t -#elif !defined __attribute_malloc__ -# define __attribute_malloc__ -#endif - -#ifdef __GNUC__ - -/* GCC can always grok prototypes. For C++ programs we add throw() - to help it optimize the function calls. But this works only with - gcc 2.8.x and egcs. */ -# if defined __cplusplus && (__GNUC__ >= 3 || __GNUC_MINOR__ >= 8) -# define __THROW throw () -# else -# define __THROW -# endif -# define __MALLOC_P(args) args __THROW -/* This macro will be used for functions which might take C++ callback - functions. */ -# define __MALLOC_PMT(args) args - -#else /* Not GCC. */ - -# define __THROW - -# if (defined __STDC__ && __STDC__) || defined __cplusplus - -# define __MALLOC_P(args) args -# define __MALLOC_PMT(args) args - -# else /* Not ANSI C or C++. */ - -# define __MALLOC_P(args) () /* No prototypes. */ -# define __MALLOC_PMT(args) () - -# endif /* ANSI C or C++. */ - -#endif /* GCC. */ - -#ifndef NULL -# ifdef __cplusplus -# define NULL 0 -# else -# define NULL ((__malloc_ptr_t) 0) -# endif -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -struct _reent; - -/* Nonzero if the malloc is already initialized. */ -#ifdef _LIBC -/* In the GNU libc we rename the global variable - `__malloc_initialized' to `__libc_malloc_initialized'. */ -# define __malloc_initialized __libc_malloc_initialized -#endif -extern int __malloc_initialized; - -/* Initialize global configuration. Not needed with GNU libc. */ -#ifndef __GLIBC__ -extern void ptmalloc_init __MALLOC_P ((void)); -#endif - -/* Allocate SIZE bytes of memory. */ -extern __malloc_ptr_t malloc __MALLOC_P ((size_t __size)) __attribute_malloc__; -extern __malloc_ptr_t _malloc_r __MALLOC_P ((struct _reent * __r, size_t __size)) __attribute_malloc__; - -/* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */ -extern __malloc_ptr_t calloc __MALLOC_P ((size_t __nmemb, size_t __size)) - __attribute_malloc__; -extern __malloc_ptr_t _calloc_r __MALLOC_P ((struct _reent * __r, - size_t __nmemb, size_t __size)) - __attribute_malloc__; - -/* Re-allocate the previously allocated block in __ptr, making the new - block SIZE bytes long. */ -extern __malloc_ptr_t realloc __MALLOC_P ((__malloc_ptr_t __ptr, - size_t __size)) - __attribute_malloc__; -extern __malloc_ptr_t _realloc_r __MALLOC_P ((struct _reent * __r, - __malloc_ptr_t __ptr, - size_t __size)) - __attribute_malloc__; - -/* Free a block allocated by `malloc', `realloc' or `calloc'. */ -extern void free __MALLOC_P ((__malloc_ptr_t __ptr)); -extern void _free_r __MALLOC_P ((struct _reent * __r, __malloc_ptr_t __ptr)); - -/* Free a block allocated by `calloc'. */ -extern void cfree __MALLOC_P ((__malloc_ptr_t __ptr)); - -/* Allocate SIZE bytes allocated to ALIGNMENT bytes. */ -extern __malloc_ptr_t memalign __MALLOC_P ((size_t __alignment, size_t __size)); -extern __malloc_ptr_t _memalign_r __MALLOC_P ((struct _reent *__r, - size_t __alignment, - size_t __size)); - -/* Allocate SIZE bytes on a page boundary. */ -extern __malloc_ptr_t valloc __MALLOC_P ((size_t __size)) __attribute_malloc__; -extern __malloc_ptr_t _valloc_r __MALLOC_P ((struct _reent *__r, - size_t __size)) - __attribute_malloc__; - -/* Equivalent to valloc(minimum-page-that-holds(n)), that is, round up - __size to nearest pagesize. */ -extern __malloc_ptr_t pvalloc __MALLOC_P ((size_t __size)) - __attribute_malloc__; -extern __malloc_ptr_t _pvalloc_r __MALLOC_P ((struct _reent *__r, - size_t __size)) - __attribute_malloc__; - -/* Underlying allocation function; successive calls should return - contiguous pieces of memory. */ -extern __malloc_ptr_t (*__morecore) __MALLOC_PMT ((ptrdiff_t __size)); - -/* Default value of `__morecore'. */ -extern __malloc_ptr_t __default_morecore __MALLOC_P ((ptrdiff_t __size)) - __attribute_malloc__; - -/* SVID2/XPG mallinfo structure */ -struct mallinfo { - int arena; /* total space allocated from system */ - int ordblks; /* number of non-inuse chunks */ - int smblks; /* unused -- always zero */ - int hblks; /* number of mmapped regions */ - int hblkhd; /* total space in mmapped regions */ - int usmblks; /* unused -- always zero */ - int fsmblks; /* unused -- always zero */ - int uordblks; /* total allocated space */ - int fordblks; /* total non-inuse space */ - int keepcost; /* top-most, releasable (via malloc_trim) space */ -}; - -/* Returns a copy of the updated current mallinfo. */ -extern struct mallinfo mallinfo __MALLOC_P ((void)); -extern struct mallinfo _mallinfo_r __MALLOC_P ((struct _reent *__r)); - -/* SVID2/XPG mallopt options */ -#ifndef M_MXFAST -# define M_MXFAST 1 /* UNUSED in this malloc */ -#endif -#ifndef M_NLBLKS -# define M_NLBLKS 2 /* UNUSED in this malloc */ -#endif -#ifndef M_GRAIN -# define M_GRAIN 3 /* UNUSED in this malloc */ -#endif -#ifndef M_KEEP -# define M_KEEP 4 /* UNUSED in this malloc */ -#endif - -/* mallopt options that actually do something */ -#define M_TRIM_THRESHOLD -1 -#define M_TOP_PAD -2 -#define M_MMAP_THRESHOLD -3 -#define M_MMAP_MAX -4 -#define M_CHECK_ACTION -5 - -/* General SVID/XPG interface to tunable parameters. */ -extern int mallopt __MALLOC_P ((int __param, int __val)); -extern int _mallopt_r __MALLOC_P ((struct _reent *__r, int __param, int __val)); - -/* Release all but __pad bytes of freed top-most memory back to the - system. Return 1 if successful, else 0. */ -extern int malloc_trim __MALLOC_P ((size_t __pad)); - -/* Report the number of usable allocated bytes associated with allocated - chunk __ptr. */ -extern size_t malloc_usable_size __MALLOC_P ((__malloc_ptr_t __ptr)); - -/* Prints brief summary statistics on stderr. */ -extern void malloc_stats __MALLOC_P ((void)); -extern void _malloc_stats_r __MALLOC_P ((struct _reent *__r)); - -/* Record the state of all malloc variables in an opaque data structure. */ -extern __malloc_ptr_t malloc_get_state __MALLOC_P ((void)); - -/* Restore the state of all malloc variables from data obtained with - malloc_get_state(). */ -extern int malloc_set_state __MALLOC_P ((__malloc_ptr_t __ptr)); - -#if defined __GLIBC__ || defined MALLOC_HOOKS -/* Called once when malloc is initialized; redefining this variable in - the application provides the preferred way to set up the hook - pointers. */ -extern void (*__malloc_initialize_hook) __MALLOC_PMT ((void)); -/* Hooks for debugging and user-defined versions. */ -extern void (*__free_hook) __MALLOC_PMT ((__malloc_ptr_t __ptr, - __const __malloc_ptr_t)); -extern __malloc_ptr_t (*__malloc_hook) __MALLOC_PMT ((size_t __size, - __const __malloc_ptr_t)); -extern __malloc_ptr_t (*__realloc_hook) __MALLOC_PMT ((__malloc_ptr_t __ptr, - size_t __size, - __const __malloc_ptr_t)); -extern __malloc_ptr_t (*__memalign_hook) __MALLOC_PMT ((size_t __alignment, - size_t __size, - __const __malloc_ptr_t)); -extern void (*__after_morecore_hook) __MALLOC_PMT ((void)); - -/* Activate a standard set of debugging hooks. */ -extern void __malloc_check_init __MALLOC_P ((void)); -#endif - -#ifdef __cplusplus -}; /* end of extern "C" */ -#endif - -#endif /* malloc.h */ |