26 lines
418 B
Go
26 lines
418 B
Go
package main
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import "io"
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import "log"
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import "os"
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var reader io.Reader
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func main() {
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if len(os.Args) <= 1 {
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reader = os.Stdin
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} else {
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readers := []io.Reader{}
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for _, fname := range os.Args[1:] {
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if f, err := os.Open(fname); err != nil {
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log.Fatalln(err)
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} else {
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defer f.Close()
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readers = append(readers, f)
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}
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}
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reader = io.MultiReader(readers...)
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}
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io.Copy(os.Stdout, reader)
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}
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