freebsd-nq/lib/libc/stdlib/alloca.3
Mike Pritchard 78b0b234eb Correct a bunch of man page cross references and generally
try and silence "manck".

ncurses, rpc, and some of the gnu stuff are still a big mess, however.
1996-02-11 22:38:05 +00:00

79 lines
2.7 KiB
Groff

.\" Copyright (c) 1980, 1991, 1993
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.\" @(#)alloca.3 8.1 (Berkeley) 6/4/93
.\"
.Dd June 4, 1993
.Dt ALLOCA 3
.Os BSD 4
.Sh NAME
.Nm alloca
.Nd memory allocator
.Sh SYNOPSIS
.Fd #include <stdlib.h>
.Ft void *
.Fn alloca "size_t size"
.Sh DESCRIPTION
The
.Fn alloca
function
allocates
.Fa size
bytes of space in the stack frame of the caller.
This temporary space is automatically freed on
return.
.Sh RETURN VALUES
The
.Fn alloca
function returns a pointer to the beginning of the allocated space.
If the allocation failed, a
.Dv NULL
pointer is returned.
.Sh SEE ALSO
.Xr brk 2 ,
.Xr calloc 3 ,
.Xr getpagesize 3 ,
.Xr malloc 3 ,
.Xr realloc 3
.Sh BUGS
The
.Fn alloca
function
is machine dependent; its use is discouraged.
.\" .Sh HISTORY
.\" The
.\" .Fn alloca
.\" function appeared in
.\" .Bx ?? .
.\" The function appeared in 32v, pwb and pwb.2 and in 3bsd 4bsd
.\" The first man page (or link to a man page that I can find at the
.\" moment is 4.3...