From 529216fa83741ca96a110a1f8e9d983091252e32 Mon Sep 17 00:00:00 2001
From: Kai Backman <kaib@golang.org>
Date: Sat, 14 Nov 2009 23:08:22 -0800
Subject: [PATCH] complain if GOARCH != arm. fix build break caused by gomake
 introduction.

R=rsc
https://golang.org/cl/152109
---
 src/make-arm.bash | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/src/make-arm.bash b/src/make-arm.bash
index 239e7c6b6b..414719a532 100755
--- a/src/make-arm.bash
+++ b/src/make-arm.bash
@@ -13,12 +13,43 @@ then
 	exit 1
 fi
 
+if ! test -d $GOBIN
+then
+	echo '$GOBIN is not a directory or does not exist' 1>&2
+	echo 'create it or set $GOBIN differently' 1>&2
+	exit 1
+fi
+
+case "$GOARCH" in
+arm)
+	;;
+*)
+	echo '$GOARCH is set to <'$GOARCH'>, must be arm' 1>&2
+	exit 1
+esac
+
+case "$GOOS" in
+linux)
+	;;
+*)
+	echo '$GOOS is set to <'$GOOS'>, must be linux' 1>&2
+	exit 1
+esac
+
 bash clean.bash
 
 rm -f $GOBIN/quietgcc
 cp quietgcc.bash $GOBIN/quietgcc
 chmod +x $GOBIN/quietgcc
 
+rm -f $GOBIN/gomake
+MAKE=make
+if ! make --version 2>/dev/null | grep 'GNU Make' >/dev/null; then
+	MAKE=gmake
+fi
+(echo '#!/bin/sh'; echo 'exec '$MAKE' "$@"') >$GOBIN/gomake
+chmod +x $GOBIN/gomake
+
 # TODO(kaib): converge with normal build
 #for i in lib9 libbio libmach cmd pkg libcgo cmd/cgo cmd/ebnflint cmd/godoc cmd/gofmt
 for i in lib9 libbio libmach cmd pkg cmd/ebnflint cmd/godoc cmd/gofmt
-- 
2.50.0