48 lines
622 B
Go
48 lines
622 B
Go
package main
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"os/exec"
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)
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func runAndSaveCommand(filename, command string, args ...string) error {
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c := exec.Command(command, args...)
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//fmt.Printf("Running %s\n\n", c.String())
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f, err := os.Create(filename)
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if err != nil {
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return err
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}
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defer f.Close()
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stdout, err := c.StdoutPipe()
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if err != nil {
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return err
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}
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var stderr bytes.Buffer
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c.Stderr = &stderr
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err = c.Start()
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if err != nil {
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return err
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}
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_, err = io.Copy(f, stdout)
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if err != nil {
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return err
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}
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err = c.Wait()
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if err != nil {
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fmt.Printf(stderr.String())
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return err
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}
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return nil
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}
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