38 lines
720 B
Go
38 lines
720 B
Go
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//go:build windows
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package instance
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import (
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"os"
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"syscall"
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)
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var (
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kernel32 = syscall.NewLazyDLL("kernel32.dll")
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procFreeConsole = kernel32.NewProc("FreeConsole")
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user32 = syscall.NewLazyDLL("user32.dll")
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procShowWindow = user32.NewProc("ShowWindow")
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)
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const swHide = 0
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// HideConsole hides any console window and detaches from it.
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func HideConsole() {
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hwnd, _, _ := kernel32.NewProc("GetConsoleWindow").Call()
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if hwnd != 0 {
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_, _, _ = procShowWindow.Call(hwnd, swHide)
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}
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_, _, _ = procFreeConsole.Call()
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redirectStdioToNul()
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}
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func redirectStdioToNul() {
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nul, err := os.OpenFile("NUL", os.O_RDWR, 0)
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if err != nil {
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return
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}
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os.Stdin = nul
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os.Stdout = nul
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os.Stderr = nul
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}
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