https://github.com/rikonor/go-cmdio

Run an executable and provide it input/output files via io.Reader/io.Writer
https://github.com/rikonor/go-cmdio

exec go stdin stdio-wrapper stdout

Last synced: 3 months ago
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Run an executable and provide it input/output files via io.Reader/io.Writer

• Host: GitHub
• URL: https://github.com/rikonor/go-cmdio
• Owner: rikonor
• License: mit
• Created: 2018-02-08T02:06:54.000Z (over 7 years ago)
• Default Branch: master
• Last Pushed: 2018-05-22T21:06:37.000Z (over 7 years ago)
• Last Synced: 2025-02-26T21:44:49.502Z (7 months ago)
• Topics: exec, go, stdin, stdio-wrapper, stdout
• Language: Go
• Homepage:
• Size: 6.84 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# cmdio

Run an executable and provide it input/output files via io.Reader/io.Writer.

## Usage

```go

package main

import (

    "log"

    "os"

    "os/exec"

    "strings"

    cmdio "github.com/rikonor/go-cmdio"

)

func main() {

    r := strings.NewReader("Hello!")

    w := os.Stdout

    execPath := "./text-doubler"

    execArgs := []string{"INPUT", "OUTPUT"}

    tmpArgs, closeFn, err := cmdio.WrapSimple(r, w, execArgs)

    if err != nil {

        log.Fatal(err)

    }

    defer closeFn()

    cmd := exec.Command(execPath, tmpArgs...)

    if err := cmd.Run(); err != nil {

        log.Fatal(err)

    }

}

```

## License

MIT