<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >FcCharSetMerge</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" HREF="t1.html"><LINK REL="UP" TITLE="FcCharSet" HREF="x102.html#AEN1616"><LINK REL="PREVIOUS" TITLE="FcCharSetSubtract" HREF="fccharsetsubtract.html"><LINK REL="NEXT" TITLE="FcCharSetHasChar" HREF="fccharsethaschar.html"></HEAD ><BODY CLASS="REFENTRY" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" ></TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="fccharsetsubtract.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="fccharsethaschar.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="FCCHARSETMERGE" ></A >FcCharSetMerge</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN1839" ></A ><H2 >Name</H2 >FcCharSetMerge -- Merge charsets</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN1842" ></A ><H2 >Synopsis</H2 ><DIV CLASS="FUNCSYNOPSIS" ><P ></P ><A NAME="AEN1843" ></A ><TABLE BORDER="0" BGCOLOR="#E0E0E0" WIDTH="100%" ><TR ><TD ><PRE CLASS="FUNCSYNOPSISINFO" >#include <fontconfig.h> </PRE ></TD ></TR ></TABLE ><P ><CODE ><CODE CLASS="FUNCDEF" >FcBool <TT CLASS="FUNCTION" >FcCharSetMerge</TT ></CODE >(FcCharSet *<TT CLASS="PARAMETER" ><I >a</I ></TT >, const FcCharSet *<TT CLASS="PARAMETER" ><I >b</I ></TT >, FcBool *<TT CLASS="PARAMETER" ><I >changed</I ></TT >);</CODE ></P ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN1854" ></A ><H2 >Description</H2 ><P >Adds all chars in <TT CLASS="PARAMETER" ><I >b</I ></TT > to <TT CLASS="PARAMETER" ><I >a</I ></TT >. In other words, this is an in-place version of FcCharSetUnion. If <TT CLASS="PARAMETER" ><I >changed</I ></TT > is not NULL, then it returns whether any new chars from <TT CLASS="PARAMETER" ><I >b</I ></TT > were added to <TT CLASS="PARAMETER" ><I >a</I ></TT >. Returns FcFalse on failure, either when <TT CLASS="PARAMETER" ><I >a</I ></TT > is a constant set or from running out of memory. </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN1863" ></A ><H2 >Version</H2 ><P >Fontconfig version 2.10.2 </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="fccharsetsubtract.html" ACCESSKEY="P" ><<< Previous</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="t1.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="fccharsethaschar.html" ACCESSKEY="N" >Next >>></A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >FcCharSetSubtract</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="x102.html#AEN1616" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >FcCharSetHasChar</TD ></TR ></TABLE ></DIV ></BODY ></HTML >