(trunk libT) tweak tr_open_file_for_scanning() on OS X for sequential, non-cached reading suitable for verify() and tr_fileLoad()
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@ -230,6 +230,10 @@ tr_open_file_for_scanning( const char * filename )
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#ifdef HAVE_POSIX_FADVISE
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posix_fadvise( fd, 0, 0, POSIX_FADV_SEQUENTIAL );
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#endif
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#ifdef SYS_DARWIN
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fcntl( fd, F_NOCACHE, 1 );
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fcntl( fd, F_RDAHEAD, 1 );
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#endif
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return fdopen( fd, "r" );
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}
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@ -239,8 +243,6 @@ flush_before_closing( int fd )
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{
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#if defined(HAVE_POSIX_FADVISE)
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posix_fadvise( fd, 0, 0, POSIX_FADV_DONTNEED );
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#elif defined(SYS_DARWIN)
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fcntl( fd, F_NOCACHE, 1 );
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#endif
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}
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