Merge pull request #6646 from djdv/feat/GUI-launcher

cmd: ipfs handle GUI environment on Windows

cmd/ipfs/main.go

@@ -22,10 +22,10 @@ import (
 	repo "github.com/ipfs/go-ipfs/repo"
 	fsrepo "github.com/ipfs/go-ipfs/repo/fsrepo"
 
-	"github.com/ipfs/go-ipfs-cmds"
+	cmds "github.com/ipfs/go-ipfs-cmds"
 	"github.com/ipfs/go-ipfs-cmds/cli"
 	cmdhttp "github.com/ipfs/go-ipfs-cmds/http"
-	"github.com/ipfs/go-ipfs-config"
+	config "github.com/ipfs/go-ipfs-config"
 	u "github.com/ipfs/go-ipfs-util"
 	logging "github.com/ipfs/go-log"
 	loggables "github.com/libp2p/go-libp2p-loggables"
@@ -113,6 +113,9 @@ func mainRet() int {
 				os.Args[1] = "--help"
 			}
 		}
+	} else if insideGUI() { // if no args were passed, and we're in a GUI environment
+		// launch the daemon instead of launching a ghost window
+		os.Args = append(os.Args, "daemon", "--init")
 	}
 
 	// output depends on executable name passed in os.Args
@@ -172,6 +175,10 @@ func mainRet() int {
 	return 0
 }
 
+func insideGUI() bool {
+	return util.InsideGUI()
+}
+
 func checkDebug(req *cmds.Request) {
 	// check if user wants to debug. option OR env var.
 	debug, _ := req.Options["debug"].(bool)

cmd/ipfs/util/ui.go

@@ -0,0 +1,7 @@
+//+build !windows
+
+package util
+
+func InsideGUI() bool {
+	return false
+}

cmd/ipfs/util/ui_windows.go

@@ -0,0 +1,18 @@
+package util
+
+import "golang.org/x/sys/windows"
+
+func InsideGUI() bool {
+	conhostInfo := &windows.ConsoleScreenBufferInfo{}
+	if err := windows.GetConsoleScreenBufferInfo(windows.Stdout, conhostInfo); err != nil {
+		return false
+	}
+
+	if (conhostInfo.CursorPosition.X | conhostInfo.CursorPosition.Y) == 0 {
+		// console cursor has not moved prior to our execution
+		// high probability that we're not in a terminal
+		return true
+	}
+
+	return false
+}