xref: /freebsd-14.2/lib/libc/stdlib/memory.3 (revision b2c76c41)
158f0484fSRodney W. Grimes.\" Copyright (c) 1991, 1993
258f0484fSRodney W. Grimes.\"	The Regents of the University of California.  All rights reserved.
358f0484fSRodney W. Grimes.\"
458f0484fSRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without
558f0484fSRodney W. Grimes.\" modification, are permitted provided that the following conditions
658f0484fSRodney W. Grimes.\" are met:
758f0484fSRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright
858f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer.
958f0484fSRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright
1058f0484fSRodney W. Grimes.\"    notice, this list of conditions and the following disclaimer in the
1158f0484fSRodney W. Grimes.\"    documentation and/or other materials provided with the distribution.
12*580b4d18SEd Maste.\" 3. Neither the name of the University nor the names of its contributors
1358f0484fSRodney W. Grimes.\"    may be used to endorse or promote products derived from this software
1458f0484fSRodney W. Grimes.\"    without specific prior written permission.
1558f0484fSRodney W. Grimes.\"
1658f0484fSRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1758f0484fSRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1858f0484fSRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1958f0484fSRodney W. Grimes.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2058f0484fSRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2158f0484fSRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2258f0484fSRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2358f0484fSRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2458f0484fSRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2558f0484fSRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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2758f0484fSRodney W. Grimes.\"
2858f0484fSRodney W. Grimes.\"     @(#)memory.3	8.1 (Berkeley) 6/4/93
2958f0484fSRodney W. Grimes.\"
3058f0484fSRodney W. Grimes.Dd June 4, 1993
3158f0484fSRodney W. Grimes.Dt MEMORY 3
32a307d598SRuslan Ermilov.Os
3358f0484fSRodney W. Grimes.Sh NAME
3458f0484fSRodney W. Grimes.Nm malloc ,
3558f0484fSRodney W. Grimes.Nm free ,
3658f0484fSRodney W. Grimes.Nm realloc ,
3758f0484fSRodney W. Grimes.Nm calloc ,
3859b58b16SNik Clayton.Nm alloca ,
3959b58b16SNik Clayton.Nm mmap
4058f0484fSRodney W. Grimes.Nd general memory allocation operations
4125bb73e0SAlexey Zelkin.Sh LIBRARY
4225bb73e0SAlexey Zelkin.Lb libc
4358f0484fSRodney W. Grimes.Sh SYNOPSIS
448aefde06SJeroen Ruigrok van der Werven.In stdlib.h
4558f0484fSRodney W. Grimes.Ft void *
4658f0484fSRodney W. Grimes.Fn malloc "size_t size"
4758f0484fSRodney W. Grimes.Ft void
4858f0484fSRodney W. Grimes.Fn free "void *ptr"
4958f0484fSRodney W. Grimes.Ft void *
5058f0484fSRodney W. Grimes.Fn realloc "void *ptr" "size_t size"
5158f0484fSRodney W. Grimes.Ft void *
5258f0484fSRodney W. Grimes.Fn calloc "size_t nelem" "size_t elsize"
5358f0484fSRodney W. Grimes.Ft void *
5458f0484fSRodney W. Grimes.Fn alloca "size_t size"
558aefde06SJeroen Ruigrok van der Werven.In sys/types.h
568aefde06SJeroen Ruigrok van der Werven.In sys/mman.h
5759b58b16SNik Clayton.Ft void *
5859b58b16SNik Clayton.Fn mmap "void * addr" "size_t len" "int prot" "int flags" "int fd" "off_t offset"
5958f0484fSRodney W. Grimes.Sh DESCRIPTION
6058f0484fSRodney W. GrimesThese functions allocate and free memory for the calling process.
6158f0484fSRodney W. GrimesThey are described in the
6258f0484fSRodney W. Grimesindividual manual pages.
6358f0484fSRodney W. Grimes.Sh SEE ALSO
641a0c34f2SRuslan Ermilov.Xr mmap 2 ,
6513608f66SWolfram Schneider.Xr alloca 3 ,
6658f0484fSRodney W. Grimes.Xr calloc 3 ,
6758f0484fSRodney W. Grimes.Xr free 3 ,
6858f0484fSRodney W. Grimes.Xr malloc 3 ,
691a0c34f2SRuslan Ermilov.Xr realloc 3
7058f0484fSRodney W. Grimes.Sh STANDARDS
7158f0484fSRodney W. GrimesThese functions, with the exception of
7258f0484fSRodney W. Grimes.Fn alloca
7359b58b16SNik Claytonand
7459b58b16SNik Clayton.Fn mmap
7558f0484fSRodney W. Grimesconform to
76588a200cSRuslan Ermilov.St -isoC .
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