36 lines
520 B
Go
36 lines
520 B
Go
package main
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import (
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"fmt"
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"os"
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"sync"
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)
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var waitGroup sync.WaitGroup
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func main() {
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options, err := ParseOptions()
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errHandler(err, "Error parsing options")
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fmt.Println("hello world", options)
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// start workers in parallel
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for i := 0; i < options.Threads; i++ {
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waitGroup.Add(1)
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go func() {
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fmt.Println("do parallel stuff")
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defer waitGroup.Done()
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}()
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}
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waitGroup.Wait()
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}
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func errHandler(err error, message string) {
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if err != nil {
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fmt.Printf("%s: %s\n", message, err)
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os.Exit(1)
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}
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}
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