From 5391a54d70f84c0af929eb30d74497ada6cdafba Mon Sep 17 00:00:00 2001
From: Greg Szabo <greg@philosobear.com>
Date: Tue, 2 Jan 2018 19:06:29 -0500
Subject: [PATCH] Support -race flag

---
 go.go   | 4 ++++
 main.go | 5 ++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/go.go b/go.go
index 37edb36..26eba19 100644
--- a/go.go
+++ b/go.go
@@ -28,6 +28,7 @@ type CompileOpts struct {
 	Gcflags     string
 	Asmflags    string
 	Tags        string
+	Raceflag    bool
 	Cgo         bool
 	Rebuild     bool
 	GoCmd       string
@@ -107,6 +108,9 @@ func GoCrossCompile(opts *CompileOpts) error {
 	if opts.Rebuild {
 		args = append(args, "-a")
 	}
+	if opts.Raceflag {
+		args = append(args, "-race")
+	}
 	args = append(args,
 		"-gcflags", opts.Gcflags,
 		"-ldflags", opts.Ldflags,
diff --git a/main.go b/main.go
index d8098c9..f282cd0 100644
--- a/main.go
+++ b/main.go
@@ -24,7 +24,7 @@ func realMain() int {
 	var tags string
 	var verbose bool
 	var flagGcflags, flagAsmflags string
-	var flagCgo, flagRebuild, flagListOSArch bool
+	var flagCgo, flagRebuild, flagRaceflag, flagListOSArch bool
 	var flagGoCmd string
 	flags := flag.NewFlagSet("gox", flag.ExitOnError)
 	flags.Usage = func() { printUsage() }
@@ -39,6 +39,7 @@ func realMain() int {
 	flags.BoolVar(&verbose, "verbose", false, "verbose")
 	flags.BoolVar(&flagCgo, "cgo", false, "")
 	flags.BoolVar(&flagRebuild, "rebuild", false, "")
+	flags.BoolVar(&flagRaceflag, "race", false, "")
 	flags.BoolVar(&flagListOSArch, "osarch-list", false, "")
 	flags.StringVar(&flagGcflags, "gcflags", "", "")
 	flags.StringVar(&flagAsmflags, "asmflags", "", "")
@@ -133,6 +134,7 @@ func realMain() int {
 					Gcflags:     flagGcflags,
 					Asmflags:    flagAsmflags,
 					Tags:        tags,
+					Raceflag:    flagRaceflag,
 					Cgo:         flagCgo,
 					Rebuild:     flagRebuild,
 					GoCmd:       flagGoCmd,
@@ -187,6 +189,7 @@ Options:
   -ldflags=""         Additional '-ldflags' value to pass to go build
   -asmflags=""        Additional '-asmflags' value to pass to go build
   -tags=""            Additional '-tags' value to pass to go build
+  -race               Additional '-race' value to pass to go build
   -os=""              Space-separated list of operating systems to build for
   -osarch=""          Space-separated list of os/arch pairs to build for
   -osarch-list        List supported os/arch pairs for your Go version