Man page - fcatomiclock(3)
Packages contains this manual
Manual
FcAtomicLock
NAMESYNOPSIS
DESCRIPTION
NAME
FcAtomicLock - lock a file
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcBool FcAtomicLock (FcAtomic * atomic );
DESCRIPTION
Attempts to lock the file referenced by atomic . Returns FcFalse if the file is already locked, else returns FcTrue and leaves the file locked.