Created
September 18, 2025 18:22
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A small go program to add progress bars to any (non-interactive) command
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| package main | |
| import ( | |
| "fmt" | |
| "os" | |
| "os/exec" | |
| "sync" | |
| "time" | |
| ) | |
| // Displays a progress bar until the given command completes | |
| // Uses the ConEmu OSC 9;4 protocol to do this | |
| // Known support Ghostty 1.2+ | |
| func main() { | |
| args := os.Args[1:] | |
| cmdName := args[0] | |
| progressSequence := "\u001b]9;4;3;;\a" | |
| stopSequence := "\u001b]9;4;0;;\a" | |
| go func() { | |
| for { | |
| fmt.Print(progressSequence) | |
| time.Sleep(100 * time.Millisecond) | |
| } | |
| }() | |
| var wg sync.WaitGroup | |
| wg.Go(func() { | |
| cmd := exec.Command(cmdName, args[1:]...) | |
| cmd.Stdout = os.Stdout | |
| cmd.Stderr = os.Stderr | |
| err := cmd.Run() | |
| if err != nil { | |
| fmt.Println(err.Error()) | |
| } | |
| }) | |
| wg.Wait() | |
| fmt.Print(stopSequence) | |
| } |
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