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28 lines
518 B
Go
28 lines
518 B
Go
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package bolt
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import (
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"syscall"
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"unsafe"
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)
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const (
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msAsync = 1 << iota // perform asynchronous writes
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msSync // perform synchronous writes
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msInvalidate // invalidate cached data
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)
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func msync(db *DB) error {
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_, _, errno := syscall.Syscall(syscall.SYS_MSYNC, uintptr(unsafe.Pointer(db.data)), uintptr(db.datasz), msInvalidate)
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if errno != 0 {
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return errno
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}
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return nil
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}
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func fdatasync(db *DB) error {
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if db.data != nil {
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return msync(db)
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}
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return db.file.Sync()
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}
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