doc/fontconfig-devel/fcatomiccreate.html

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>FcAtomicCreate</H1
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>Name</H2
>FcAtomicCreate&nbsp;--&nbsp;create an FcAtomic object</DIV
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>#include &#60;fontconfig.h&#62;
	</PRE
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><CODE
><CODE
CLASS="FUNCDEF"
>FcAtomic * <TT
CLASS="FUNCTION"
>FcAtomicCreate</TT
></CODE
>(const FcChar8   *<TT
CLASS="PARAMETER"
><I
>file</I
></TT
>);</CODE
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>Creates a data structure containing data needed to control access to <TT
CLASS="PARAMETER"
><I
>file</I
></TT
>.
Writing is done to a separate file.  Once that file is complete, the original
configuration file is atomically replaced so that reading process always see
a consistent and complete file without the need to lock for reading.
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>Version</H2
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>Fontconfig version 2.8.0

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