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Diffstat (limited to 'lib/libc/string/strdup.3')
| -rw-r--r-- | lib/libc/string/strdup.3 | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/lib/libc/string/strdup.3 b/lib/libc/string/strdup.3 new file mode 100644 index 00000000000..dac0e7e5c99 --- /dev/null +++ b/lib/libc/string/strdup.3 @@ -0,0 +1,65 @@ +.\" Copyright (c) 1990, 1991 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. +.\" +.\" from: @(#)strdup.3 5.3 (Berkeley) 4/19/91 +.\" $Id: strdup.3,v 1.1 1995/10/18 08:42:22 deraadt Exp $ +.\" +.Dd April 19, 1991 +.Dt STRDUP 3 +.Os +.Sh NAME +.Nm strdup +.Nd save a copy of a string +.Sh SYNOPSIS +.Fd #include <string.h> +.Ft char * +.Fn strdup "const char *str" +.Sh DESCRIPTION +The +.Fn strdup +function +allocates sufficient memory for a copy +of the string +.Fa str , +does the copy, and returns a pointer to it. +The pointer may subsequently be used as an +argument to the function +.Xr free 3 . +.Sh SEE ALSO +.Xr free 3 , +.Xr malloc 3 , +.Xt strcpy 3 , +.Xt strlen 3 +.Sh HISTORY +The +.Fn strdup +function +.Ud . |