funcref-149.html

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"><HTML><HEAD> <META NAME="GENERATOR" CONTENT="LinuxDoc-Tools 0.9.20"> <TITLE>cc65 function reference: Alphabetical function reference: strdup</TITLE> <LINK HREF="funcref-150.html" REL=next> <LINK HREF="funcref-148.html" REL=previous> <LINK HREF="funcref.html#toc3" REL=contents></HEAD><BODY><A HREF="funcref-150.html">Next</A><A HREF="funcref-148.html">Previous</A><A HREF="funcref.html#toc3">Contents</A><HR><H2><A NAME="strdup"></A> 3.108 <A HREF="funcref.html#toc3.108">strdup</A></H2><P><BLOCKQUOTE><DL><DT><B>Function</B><DD><P>Allocate a copy of a string on the heap.</P><DT><B>Header</B><DD><P><CODE><A HREF="funcref-35.html#string.h">string.h</A></CODE></P><DT><B>Declaration</B><DD><P><CODE>char* __fastcall__ strdup (const char* s);</CODE></P><DT><B>Description</B><DD><P><CODE>strdup</CODE> allocates a memory block on the heap, big enoughto hold a copy of <CODE>s</CODE> including the terminating zero. If the allocationfails, <CODE>NULL</CODE> is returned, otherwise <CODE>s</CODE> is copied into the allocatedmemory block, and a pointer to the block is returned.</P><DT><B>Limits</B><DD><P><UL><LI>The function is only available as fastcall function, so it may onlybe used in presence of a prototype.</LI><LI>It is up to the caller to free the allocated memory block.</LI></UL></P><DT><B>Availability</B><DD><P>ISO 9899</P><DT><B>See also</B><DD><P><A HREF="funcref-96.html#free">free</A>,<A HREF="funcref-120.html#malloc">malloc</A></P><DT><B>Example</B><DD><P>None.</P></DL></BLOCKQUOTE></P><HR><A HREF="funcref-150.html">Next</A><A HREF="funcref-148.html">Previous</A><A HREF="funcref.html#toc3">Contents</A></BODY></HTML>

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