1<html lang="en"> 2<head> 3<title>wcsdup - Untitled</title> 4<meta http-equiv="Content-Type" content="text/html"> 5<meta name="description" content="Untitled"> 6<meta name="generator" content="makeinfo 4.13"> 7<link title="Top" rel="start" href="index.html#Top"> 8<link rel="up" href="Strings.html#Strings" title="Strings"> 9<link rel="prev" href="wcscasecmp.html#wcscasecmp" title="wcscasecmp"> 10<link rel="next" href="wcsncasecmp.html#wcsncasecmp" title="wcsncasecmp"> 11<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage"> 12<meta http-equiv="Content-Style-Type" content="text/css"> 13<style type="text/css"><!-- 14 pre.display { font-family:inherit } 15 pre.format { font-family:inherit } 16 pre.smalldisplay { font-family:inherit; font-size:smaller } 17 pre.smallformat { font-family:inherit; font-size:smaller } 18 pre.smallexample { font-size:smaller } 19 pre.smalllisp { font-size:smaller } 20 span.sc { font-variant:small-caps } 21 span.roman { font-family:serif; font-weight:normal; } 22 span.sansserif { font-family:sans-serif; font-weight:normal; } 23--></style> 24<link rel="stylesheet" type="text/css" href="../cs.css"> 25</head> 26<body> 27<div class="node"> 28<a name="wcsdup"></a> 29<p> 30Next: <a rel="next" accesskey="n" href="wcsncasecmp.html#wcsncasecmp">wcsncasecmp</a>, 31Previous: <a rel="previous" accesskey="p" href="wcscasecmp.html#wcscasecmp">wcscasecmp</a>, 32Up: <a rel="up" accesskey="u" href="Strings.html#Strings">Strings</a> 33<hr> 34</div> 35 36<h3 class="section">5.43 <code>wcsdup</code>—wide character string duplicate</h3> 37 38<p><a name="index-wcsdup-412"></a><a name="index-g_t_005fwcsdup_005fr-413"></a><strong>Synopsis</strong> 39<pre class="example"> #include <wchar.h> 40 wchar_t *wcsdup(const wchar_t *<var>str</var>); 41 42 #include <wchar.h> 43 wchar_t *_wcsdup_r(struct _reent *<var>ptr</var>, const wchar_t *<var>str</var>); 44 45</pre> 46 <p><strong>Description</strong><br> 47<code>wcsdup</code> allocates a new wide character string using <code>malloc</code>, 48and copies the content of the argument <var>str</var> into the newly 49allocated string, thus making a copy of <var>str</var>. 50 51 <p><br> 52<strong>Returns</strong><br> 53<code>wcsdup</code> returns a pointer to the copy of <var>str</var> if enough 54memory for the copy was available. Otherwise it returns NULL 55and errno is set to ENOMEM. 56 57 <p><br> 58<strong>Portability</strong><br> 59POSIX-1.2008 60 61 <p><br> 62 63 </body></html> 64 65