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moby--moby/pkg/graphdb/conn_sqlite3.go

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// +build cgo
package graphdb
import (
"database/sql"
"os"
_ "code.google.com/p/gosqlite/sqlite3" // registers sqlite
)
func NewSqliteConn(root string) (*Database, error) {
initDatabase := false
stat, err := os.Stat(root)
if err != nil {
if os.IsNotExist(err) {
initDatabase = true
} else {
return nil, err
}
}
if stat != nil && stat.Size() == 0 {
initDatabase = true
}
conn, err := sql.Open("sqlite3", root)
if err != nil {
return nil, err
}
return NewDatabase(conn, initDatabase)
}