misc/osx: don't set GOROOT or modify profile files

There's no reason to set GOROOT as the tools will have the path baked
into it with GOROOT_FINAL.

R=bradfitz, bytbox, gustavo, rsc
CC=golang-dev
https://golang.org/cl/5576064

misc/osx/etc/profile_go

-#!/bin/bash
-# Copyright 2011 The Go Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style
-# license that can be found in the LICENSE file.
-
-# The output of this script will be eval'd by the user's shell on startup. This
-# script decides what type of shell is being used in the same way as
-# /usr/libexec/path_helper
-
-if echo $SHELL | grep csh$ > /dev/null; then
-	echo 'setenv GOROOT /usr/local/go'
-else
-	echo 'export GOROOT=/usr/local/go'
-fi
-

misc/osx/package.bash

@@ -13,34 +13,32 @@ fi
 
 BUILD=/tmp/go.build.tmp
 ROOT=`hg root`
+export GOROOT=$BUILD/root/usr/local/go
+export GOROOT_FINAL=/usr/local/go
 
 echo "Removing old images"
 rm -f *.pkg *.dmg
 
 echo "Preparing temporary directory"
-rm -rf ${BUILD}
-mkdir -p ${BUILD}
-
-echo "Preparing template"
-mkdir -p ${BUILD}/root/usr/local/
+rm -rf $BUILD
+mkdir -p $BUILD
 
 echo "Copying go source distribution"
-cp -r $ROOT ${BUILD}/root/usr/local/go
-cp -r etc ${BUILD}/root/etc
+mkdir -p $BUILD/root/usr/local
+cp -r $ROOT $GOROOT
+cp -r etc $BUILD/root/etc
 
 echo "Building go"
-pushd . > /dev/null
-cd ${BUILD}/root/usr/local/go
-GOROOT=`pwd`
+pushd $GOROOT > /dev/null
 src/version.bash -save
 rm -rf .hg .hgignore .hgtags
 cd src
 ./all.bash | sed "s/^/  /"
-cd ..
 popd > /dev/null
 
 echo "Building package"
-${PM} -v -r ${BUILD}/root -o "Go `hg id`.pkg" \
+# $PM came from utils.bahs
+$PM -v -r $BUILD/root -o "Go `hg id`.pkg" \
 	--scripts scripts \
 	--id com.googlecode.go \
 	--title Go \
@@ -48,4 +46,4 @@ ${PM} -v -r ${BUILD}/root -o "Go `hg id`.pkg" \
 	--target "10.5"
 
 echo "Removing temporary directory"
-rm -rf ${BUILD}
+rm -rf $BUILD

misc/osx/scripts/postinstall

@@ -9,11 +9,6 @@ find bin -exec chmod ugo+rx \{\} \;
 find . -type d -exec chmod ugo+rx \{\} \;
 chmod o-w .
 
-echo "Setting GOROOT system-wide"
-echo "eval \`/etc/profile_go\`" >> /etc/csh.login
-echo "eval \`/etc/profile_go\`" >> /etc/zshenv
-echo "eval \`/etc/profile_go\`" >> /etc/profile
-
 echo "Fixing debuggers via sudo.bash"
 # setgrp procmod the debuggers (sudo.bash)
 cd $GOROOT/src