mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-12-22 14:30:29 +00:00
63 lines
2.4 KiB
Groff
63 lines
2.4 KiB
Groff
|
.\" Copyright (c) 1990, 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.
|
||
|
.\" 3. All advertising materials mentioning features or use of this software
|
||
|
.\" must display the following acknowledgement:
|
||
|
.\" This product includes software developed by the University of
|
||
|
.\" California, Berkeley and its contributors.
|
||
|
.\" 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.
|
||
|
.\"
|
||
|
.\" @(#)strdup.3 8.1 (Berkeley) 6/9/93
|
||
|
.\"
|
||
|
.TH STRDUP 3 "27 January 1997" GNO "Library Routines"
|
||
|
.SH NAME
|
||
|
.BR strdup
|
||
|
\- save a copy of a string
|
||
|
.SH SYNOPSIS
|
||
|
#include <string.h>
|
||
|
.sp 1
|
||
|
char *
|
||
|
\fBstrdup\fR (const char *\fIstr\fR);
|
||
|
.SH DESCRIPTION
|
||
|
The
|
||
|
.BR strdup
|
||
|
function
|
||
|
allocates sufficient memory for a copy
|
||
|
of the string
|
||
|
.IR str ,
|
||
|
does the copy, and returns a pointer to it.
|
||
|
The pointer may subsequently be used as an
|
||
|
argument to the function
|
||
|
.BR free (3).
|
||
|
.LP
|
||
|
If insufficient memory is available, NULL is returned.
|
||
|
.SH SEE ALSO
|
||
|
.BR malloc (3)
|
||
|
.BR free (3)
|
||
|
.SH HISTORY
|
||
|
The
|
||
|
.BR strdup
|
||
|
function first appeared in 4.4BSD.
|