From 12034208901e3026ee3039cfb089cb0b12d3d446 Mon Sep 17 00:00:00 2001
From: Benny Siegert <bsiegert@gmail.com>
Date: Tue, 28 Apr 2015 21:32:12 +0200
Subject: [PATCH] os/exec: Document the fact that Cmd cannot be reused.

Update #10305

Change-Id: Iea04758bc200038a1c64457a68100dcdd7f75212
Reviewed-on: https://go-review.googlesource.com/9440
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
---
 src/os/exec/exec.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/os/exec/exec.go b/src/os/exec/exec.go
index bb0c3acf4f3..c515bfc841b 100644
--- a/src/os/exec/exec.go
+++ b/src/os/exec/exec.go
@@ -32,6 +32,9 @@ func (e *Error) Error() string {
 }
 
 // Cmd represents an external command being prepared or run.
+//
+// A Cmd cannot be reused after calling its Run, Output or CombinedOutput
+// methods.
 type Cmd struct {
 	// Path is the path of the command to run.
 	//