28 lines
612 B
Go
28 lines
612 B
Go
package main
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import (
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"fmt"
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"os"
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"syscall"
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"time"
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)
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var filename = "input.txt"
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func main() {
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foo, err := os.Stat(filename)
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if err != nil {
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fmt.Println(err)
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return
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}
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fmt.Println("mod time was:", foo.ModTime())
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mtime := time.Now()
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atime := mtime // a default, because os.Chtimes has an atime parameter.
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// but see if there's a real atime that we can preserve.
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if ss, ok := foo.Sys().(*syscall.Stat_t); ok {
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atime = time.Unix(ss.Atim.Sec, ss.Atim.Nsec)
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}
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os.Chtimes(filename, atime, mtime)
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fmt.Println("mod time now:", mtime)
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}
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