cmd/go: fix error message on non-existing tools.

R=golang-dev, rsc
CC=golang-dev, remy
https://golang.org/cl/5617053

diff --git a/src/cmd/go/tool.go b/src/cmd/go/tool.go
index b21cd30fbf9011528a01254bdef14bfe6132258b..e187be380deb7d3678c37138a7873bd6ab00652d 100644 (file)
--- a/src/cmd/go/tool.go
+++ b/src/cmd/go/tool.go
@@ -55,7 +55,7 @@ func runTool(cmd *Command, args []string) {
                switch {
                case 'a' <= c && c <= 'z', '0' <= c && c <= '9':
                default:
-                       fmt.Fprintf(os.Stderr, "go tool: bad tool name %q\n", tool)
+                       fmt.Fprintf(os.Stderr, "go tool: bad tool name %q\n", toolName)
                        setExitStatus(2)
                        return
                }
@@ -63,7 +63,7 @@ func runTool(cmd *Command, args []string) {
        toolPath := tool(toolName)
        // Give a nice message if there is no tool with that name.
        if _, err := os.Stat(toolPath); err != nil {
-               fmt.Fprintf(os.Stderr, "go tool: no such tool %q\n", tool)
+               fmt.Fprintf(os.Stderr, "go tool: no such tool %q\n", toolName)
                setExitStatus(3)
                return
        }