Commit | Line | Data |
---|---|---|
03623f75 KB |
1 | .\" Copyright (c) 1990 The Regents of the University of California. |
2 | .\" All rights reserved. | |
3 | .\" | |
4 | .\" %sccs.include.redist.man% | |
5 | .\" | |
6 | .\" @(#)strdup.3 5.1 (Berkeley) %G% | |
7 | .\" | |
8 | .TH STRDUP 3 "" | |
9 | .UC 7 | |
10 | .SH NAME | |
11 | strdup \- save a copy of a string | |
12 | .SH SYNOPSIS | |
13 | .nf | |
14 | .ft B | |
15 | #include <string.h> | |
16 | ||
17 | char * | |
18 | strdup(const char *str); | |
19 | .ft R | |
20 | .fi | |
21 | .SH DESCRIPTION | |
22 | .I Strdup | |
23 | allocates sufficient memory for a copy of the string | |
24 | .IR str , | |
25 | does the copy, and returns a pointer to it. | |
26 | The pointer may subsequently be used as an argument to the function | |
27 | .IR free (3). | |
28 | .PP | |
29 | .I Strdup | |
30 | returns NULL if unable to allocate the necessary memory. | |
31 | .SH SEE ALSO | |
32 | malloc(3) |