23 lines
312 B
Go
23 lines
312 B
Go
package main
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import (
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"fmt"
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"io"
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"log"
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"os"
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)
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func main() {
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if len(os.Args) != 2 {
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fmt.Printf("No filename given!\n Usage: %s <filename>\n", os.Args[0])
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os.Exit(1)
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}
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filename := os.Args[1]
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file, err := os.Open(filename)
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if err != nil {
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log.Fatal(err)
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os.Exit(1)
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}
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io.Copy(os.Stdout, file)
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}
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