all: fix plan9 build

getgo doesn't work on plan9. Skip it entirely.

And skip the massive slow godoc start-up test. Not worth it.

Change-Id: If062b7c4c8c7c5084e607ed22085657054c10ba9
Reviewed-on: https://go-review.googlesource.com/80737
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>

cmd/getgo/download.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/download_test.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/main.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 // The getgo command installs Go to the user's system.
 package main
 

cmd/getgo/main_test.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/path.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/path_test.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/steps.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/getgo/system.go

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
+// +build !plan9
+
 package main
 
 import (

cmd/godoc/godoc_test.go

@@ -205,6 +205,9 @@ func TestWebIndex(t *testing.T) {
 
 // Basic integration test for godoc HTTP interface.
 func testWeb(t *testing.T, withIndex bool) {
+	if runtime.GOOS == "plan9" {
+		t.Skip("skipping on plan9; files to start up quickly enough")
+	}
 	bin, cleanup := buildGodoc(t)
 	defer cleanup()
 	addr := serverAddress(t)