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package internal
import (
"log"
"os"
"sync"
)
var (
executable string
executableOnce sync.Once
)
func copyExecutable() {
if name, err := os.Executable(); err != nil {
log.Fatalf("cannot read executable path: %v", err)
} else {
executable = name
}
}
func MustExecutable() string {
executableOnce.Do(copyExecutable)
return executable
}
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