mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-27 11:55:06 +00:00
78 lines
2.5 KiB
Groff
78 lines
2.5 KiB
Groff
.\" Copyright (c) 1991, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)memory.3 8.1 (Berkeley) 6/4/93
|
|
.\" $FreeBSD$
|
|
.\"
|
|
.Dd June 4, 1993
|
|
.Dt MEMORY 3
|
|
.Os
|
|
.Sh NAME
|
|
.Nm malloc ,
|
|
.Nm free ,
|
|
.Nm realloc ,
|
|
.Nm calloc ,
|
|
.Nm alloca ,
|
|
.Nm mmap
|
|
.Nd general memory allocation operations
|
|
.Sh LIBRARY
|
|
.Lb libc
|
|
.Sh SYNOPSIS
|
|
.In stdlib.h
|
|
.Ft void *
|
|
.Fn malloc "size_t size"
|
|
.Ft void
|
|
.Fn free "void *ptr"
|
|
.Ft void *
|
|
.Fn realloc "void *ptr" "size_t size"
|
|
.Ft void *
|
|
.Fn calloc "size_t nelem" "size_t elsize"
|
|
.Ft void *
|
|
.Fn alloca "size_t size"
|
|
.In sys/types.h
|
|
.In sys/mman.h
|
|
.Ft void *
|
|
.Fn mmap "void * addr" "size_t len" "int prot" "int flags" "int fd" "off_t offset"
|
|
.Sh DESCRIPTION
|
|
These functions allocate and free memory for the calling process.
|
|
They are described in the
|
|
individual manual pages.
|
|
.Sh SEE ALSO
|
|
.Xr mmap 2 ,
|
|
.Xr alloca 3 ,
|
|
.Xr calloc 3 ,
|
|
.Xr free 3 ,
|
|
.Xr malloc 3 ,
|
|
.Xr realloc 3
|
|
.Sh STANDARDS
|
|
These functions, with the exception of
|
|
.Fn alloca
|
|
and
|
|
.Fn mmap
|
|
conform to
|
|
.St -isoC .
|