Remove GOBIN in PATH dependency; don't assume cwd is $GOROOT/src

This change removes the necessity to have GOBIN in $PATH,
and also doesn't assume that the build is being run from
$GOROOT/src. This is a minimal set of necessary changes
to get Go to build happily from the FreeBSD ports
collection.

R=rsc
CC=golang-dev
https://golang.org/cl/171044

doc/install.html

@@ -82,10 +82,9 @@ plus one optional variable:</p>
 </dt>
 <dd>
 	The location where binaries will be installed.
-	If you set <code>$GOBIN</code>, you need to ensure that it
-	is in your <code>$PATH</code> so that newly built Go-specific
-	command such as the compiler can be found during the build.
-	The default, <code>$HOME/bin</code>, may already be in your <code>$PATH</code>.
+	The default is <code>$HOME/bin</code>.
+	After installing, you will want to arrange to add this
+	directory to your <code>$PATH</code>, so you can use the tools.
 </dd>
 </dl>
 
@@ -204,9 +203,7 @@ $ sudo apt-get install bison gcc libc6-dev ed make
 </p>
 
 <p>
-To build the Go distribution, make sure <code>$GOBIN</code>
-(or <code>$HOME/bin</code> if <code>$GOBIN</code> is not set)
-is in your <code>$PATH</code> and then run
+To build the Go distribution, run
 </p>
 
 <pre>

doc/progs/run

@@ -3,6 +3,8 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 . "$GOROOT"/src/Make.$GOARCH
 
 if [ -z "$O" ]; then
@@ -30,11 +32,11 @@ for i in \
 ; do
 	BASE=$(basename $i .go)
 
-	$GC $i
+	"$GOBIN"/$GC $i
 done
 
 function testit {
-	$LD $1.$O
+	"$GOBIN"/$LD $1.$O
 	x=$(echo $(./$O.out $2 2>&1))  # extra echo canonicalizes
 	if [ "$x" != "$3" ]
 	then
@@ -43,7 +45,7 @@ function testit {
 }
 
 function testitpipe {
-	$LD $1.$O
+	"$GOBIN"/$LD $1.$O
 	x=$(echo $(./$O.out | $2 2>&1))  # extra echo canonicalizes
 	if [ "$x" != "$3" ]
 	then
@@ -72,7 +74,7 @@ testitpipe sieve "sed 10q" "2 3 5 7 11 13 17 19 23 29"
 testitpipe sieve "sed 10q" "2 3 5 7 11 13 17 19 23 29"
 
 # server hangs; don't run it, just compile it
-$GC server.go
+"$GOBIN"/$GC server.go
 testit server1 "" ""
 
 rm -f $O.out *.$O

misc/cgo/stdio/Makefile

@@ -13,5 +13,5 @@ CLEANFILES+=hello fib chain run.out
 include ../../../src/Make.pkg
 
 %: install %.go
-	$(GC) $*.go
-	$(LD) -o $@ $*.$O
+	$(QUOTED_GOBIN)/$(GC) $*.go
+	$(QUOTED_GOBIN)/$(LD) -o $@ $*.$O

misc/cgo/stdio/test.bash

@@ -4,7 +4,8 @@
 # license that can be found in the LICENSE file.
 
 set -e
-gomake hello fib chain
+GOBIN="${GOBIN:-$HOME/bin}"
+"$GOBIN"/gomake hello fib chain
 echo '*' hello >run.out
 ./hello >>run.out
 echo '*' fib >>run.out
@@ -12,4 +13,4 @@ echo '*' fib >>run.out
 echo '*' chain >>run.out
 ./chain >>run.out
 diff run.out golden.out
-gomake clean
+"$GOBIN"/gomake clean

src/Make.cmd

@@ -15,10 +15,10 @@ QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
 all: $(TARG)
 
 $(TARG): _go_.$O $(OFILES)
-	$(LD) -o $@ _go_.$O $(OFILES)
+	$(QUOTED_GOBIN)/$(LD) -o $@ _go_.$O $(OFILES)
 
 _go_.$O: $(GOFILES)
-	$(GC) -o $@ $(GOFILES)
+	$(QUOTED_GOBIN)/$(GC) -o $@ $(GOFILES)
 
 install: $(QUOTED_GOBIN)/$(TARG)
 

src/Make.conf

@@ -2,8 +2,6 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
-CC=quietgcc
-LD=quietgcc
 CFLAGS=-ggdb -I"$(GOROOT)"/include -O2 -fno-inline
 O=o
 YFLAGS=-d
@@ -13,7 +11,15 @@ nullstring :=
 space := $(nullstring) # a space at the end
 QUOTED_HOME=$(subst $(space),\ ,$(HOME))
 GOBIN=$(QUOTED_HOME)/bin
+QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
+else
+nullstring :=
+space := $(nullstring) # a space at the end
+QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
 endif
+
+CC=$(QUOTED_GOBIN)/quietgcc
+LD=$(QUOTED_GOBIN)/quietgcc
 PWD=$(shell pwd)
 
 %.$O: %.c

src/Make.pkg

@@ -6,6 +6,18 @@ all: package
 package: _obj/$(TARG).a
 testpackage: _test/$(TARG).a
 
+ifndef GOBIN
+nullstring :=
+space := $(nullstring) # a space at the end
+QUOTED_HOME=$(subst $(space),\ ,$(HOME))
+GOBIN=$(QUOTED_HOME)/bin
+QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
+else
+nullstring :=
+space := $(nullstring) # a space at the end
+QUOTED_GOBIN=$(subst $(space),\ ,$(GOBIN))
+endif
+
 # GNU Make 3.80 has a bug in lastword
 # elem=$(lastword $(subst /, ,$(TARG)))
 TARG_words=$(subst /, ,$(TARG))
@@ -31,14 +43,14 @@ INSTALLFILES+=$(patsubst %.go,$(pkgdir)/$(dir)/$(elem)_%.so,$(CGOFILES))
 PREREQ+=$(patsubst %,%.make,$(DEPS))
 
 coverage:
-	gotest
-	6cov -g $(shell pwd) $O.out | grep -v '_test\.go:'
+	$(QUOTED_GOBIN)/gotest
+	$(QUOTED_GOBIN)/6cov -g $(shell pwd) $O.out | grep -v '_test\.go:'
 
 clean:
 	rm -rf *.[$(OS)o] *.a [$(OS)].out *.cgo[12].go *.cgo[34].c *.so _obj _test _testmain.go $(CLEANFILES)
 
 test:
-	gotest
+	$(QUOTED_GOBIN)/gotest
 
 nuke: clean
 	rm -f $(pkgdir)/$(TARG).a
@@ -53,20 +65,20 @@ $(pkgdir)/$(TARG).a: package
 	cp _obj/$(TARG).a "$@"
 
 _go_.$O: $(GOFILES) $(PREREQ)
-	$(GC) -o $@ $(GOFILES)
+	$(QUOTED_GOBIN)/$(GC) -o $@ $(GOFILES)
 
 _gotest_.$O: $(GOFILES) $(GOTESTFILES) $(PREREQ)
-	$(GC) -o $@ $(GOFILES) $(GOTESTFILES)
+	$(QUOTED_GOBIN)/$(GC) -o $@ $(GOFILES) $(GOTESTFILES)
 
 _obj/$(TARG).a: _go_.$O $(OFILES)
 	@mkdir -p _obj/$(dir)
 	rm -f _obj/$(TARG).a
-	gopack grc $@ _go_.$O $(OFILES)
+	$(QUOTED_GOBIN)/gopack grc $@ _go_.$O $(OFILES)
 
 _test/$(TARG).a: _gotest_.$O $(OFILES)
 	@mkdir -p _test/$(dir)
 	rm -f _test/$(TARG).a
-	gopack grc $@ _gotest_.$O $(OFILES)
+	$(QUOTED_GOBIN)/gopack grc $@ _gotest_.$O $(OFILES)
 
 importpath:
 	@echo $(TARG)
@@ -75,7 +87,7 @@ dir:
 	@echo $(dir)
 
 %.make:
-	(cd $* && gomake)
+	(cd $* && $(QUOTED_GOBIN)/gomake)
 
 # To use cgo in a Go package, add a line
 #
@@ -94,7 +106,7 @@ dir:
 #	x.cgo4.c - C implementations compiled with gcc to create dynamic library
 #
 %.cgo1.go %.cgo2.go %.cgo3.c %.cgo4.c: %.go
-	CGOPKGPATH=$(dir) cgo $(CGO_CFLAGS) $*.go
+	CGOPKGPATH=$(dir) $(QUOTED_GOBIN)/cgo $(CGO_CFLAGS) $*.go
 
 # The rules above added x.cgo1.go and x.cgo2.go to $(GOFILES),
 # added x.cgo3.$O to $OFILES, and added the installed copy of
@@ -104,7 +116,7 @@ dir:
 RUNTIME_CFLAGS_amd64=-D_64BIT
 RUNTIME_CFLAGS=-I"$(GOROOT)/src/pkg/runtime" $(RUNTIME_CFLAGS_$(GOARCH))
 %.cgo3.$O: %.cgo3.c
-	$(CC) $(CFLAGS) $(RUNTIME_CFLAGS) $*.cgo3.c
+	$(QUOTED_GOBIN)/$(CC) $(CFLAGS) $(RUNTIME_CFLAGS) $*.cgo3.c
 
 # Have to run gcc with the right size argument on hybrid 32/64 machines.
 _CGO_CFLAGS_386=-m32
@@ -129,10 +141,10 @@ $(pkgdir)/$(dir)/$(elem)_%.so: $(elem)_%.so
 # These come last so that the rules above can override them
 # for more specific file names.
 %.$O: %.c
-	$(CC) $(CFLAGS) $*.c
+	$(QUOTED_GOBIN)/$(CC) $(CFLAGS) $*.c
 
 %.$O: %.s
-	$(AS) $*.s
+	$(QUOTED_GOBIN)/$(AS) $*.s
 
 %.$O: $(HFILES)
 

src/Makefile

+# GNU Make syntax:
+nullstring :=
+space := $(nullstring) # a space at the end
+QUOTED_GOROOT=$(subst $(space),\ ,$(GOROOT))
+
 all: build run
 
 build:
-	bash $(GOROOT)/src/make.bash
+	bash $(QUOTED_GOROOT)/src/make.bash
 
 run:
-	bash $(GOROOT)/src/run.bash
+	bash $(QUOTED_GOROOT)/src/run.bash
 
 clean:
-	bash $(GOROOT)/src/clean.bash
+	bash $(QUOTED_GOROOT)/src/clean.bash
 

src/clean.bash

@@ -3,16 +3,18 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 rm -rf "$GOROOT"/pkg/${GOOS}_$GOARCH
 rm -f "$GOROOT"/lib/*.a
 for i in lib9 libbio libcgo libmach cmd pkg \
 	../misc/cgo/gmp ../misc/cgo/stdio \
 	../test/bench
 do(
-	cd $i || exit 1
+	cd "$GOROOT"/src/$i || exit 1
 	if test -f clean.bash; then
 		bash clean.bash
 	else
-		gomake clean
+		"$GOBIN"/gomake clean
 	fi
 )done

src/cmd/clean.bash

@@ -3,9 +3,11 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 for i in cc 6l 6a 6c 8l 8a 8c 8g 5l 5a 5c 5g gc 6g gopack nm cgo cov ebnflint godefs godoc gofmt gotest goyacc hgpatch prof
 do
 	cd $i
-	gomake clean
+	"$GOBIN"/gomake clean
 	cd ..
 done

src/cmd/ebnflint/Makefile

@@ -11,5 +11,5 @@ GOFILES=\
 include ../../Make.cmd
 
 test: $(TARG)
-	$(TARG) -start="SourceFile" "$(GOROOT)"/doc/go_spec.html
+	$(QUOTED_GOBIN)/$(TARG) -start="SourceFile" "$(GOROOT)"/doc/go_spec.html
 

src/cmd/gc/mkbuiltin

@@ -5,6 +5,8 @@
 
 set -e
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 . "$GOROOT"/src/Make.$GOARCH
 if [ -z "$GC" ]; then
 	echo 'missing $GC - maybe no Make.$GOARCH?' 1>&2
@@ -15,7 +17,7 @@ gcc -o mkbuiltin1 mkbuiltin1.c
 rm -f _builtin.c
 for i in runtime unsafe
 do
-	$GC -A $i.go
+	"$GOBIN"/$GC -A $i.go
 	O=$O ./mkbuiltin1 $i >>_builtin.c
 done
 

src/cmd/gotest/gotest

@@ -14,6 +14,8 @@ unset LANG
 export LC_ALL=C
 export LC_CTYPE=C
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 _GC=$GC	# Make.$GOARCH will overwrite this
 
 if [ ! -f [Mm]akefile ]; then
@@ -94,10 +96,10 @@ fi
 
 set -e
 
-gomake testpackage-clean
-gomake testpackage "GOTESTFILES=$gofiles"
+"$GOBIN"/gomake testpackage-clean
+"$GOBIN"/gomake testpackage "GOTESTFILES=$gofiles"
 if $havex; then
-	$GC -o $xofile $xgofiles
+	"$GOBIN"/$GC -o $xofile $xgofiles
 fi
 
 # They all compile; now generate the code to call them.
@@ -107,20 +109,20 @@ trap "rm -f _testmain.go _testmain.$O" 0 1 2 3 14 15
 MAKEFLAGS=
 MAKELEVEL=
 
-importpath=$(gomake -s importpath)
+importpath=$("$GOBIN"/gomake -s importpath)
 {
 	# test functions are named TestFoo
 	# the grep -v eliminates methods and other special names
 	# that have multiple dots.
 	pattern='Test([^a-z].*)?'
-	tests=$(6nm -s _test/$importpath.a $xofile | egrep ' T .*·'$pattern'$' | grep -v '·.*[.·]' | sed 's/.* //; s/·/./')
+	tests=$("$GOBIN"/6nm -s _test/$importpath.a $xofile | egrep ' T .*·'$pattern'$' | grep -v '·.*[.·]' | sed 's/.* //; s/·/./')
 	if [ "x$tests" = x ]; then
 		echo 'gotest: error: no tests matching '$pattern in _test/$importpath.a $xofile 1>&2
 		exit 2
 	fi
 	# benchmarks are named BenchmarkFoo.
 	pattern='Benchmark([^a-z].*)?'
-	benchmarks=$(6nm -s _test/$importpath.a $xofile | egrep ' T .*·'$pattern'$' | grep -v '·.*[.·]' | sed 's/.* //; s/·/./')
+	benchmarks=$("$GOBIN"/6nm -s _test/$importpath.a $xofile | egrep ' T .*·'$pattern'$' | grep -v '·.*[.·]' | sed 's/.* //; s/·/./')
 
 	# package spec
 	echo 'package main'
@@ -159,6 +161,6 @@ importpath=$(gomake -s importpath)
 	echo '}'
 }>_testmain.go
 
-$GC _testmain.go
-$GL _testmain.$O
+"$GOBIN"/$GC _testmain.go
+"$GOBIN"/$GL _testmain.$O
 $E ./$O.out "$@"

src/cmd/make.bash

@@ -7,6 +7,8 @@ set -e
 
 bash clean.bash
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 . "$GOROOT"/src/Make.$GOARCH
 if [ -z "$O" ]; then
 	echo 'missing $O - maybe no Make.$GOARCH?' 1>&2
@@ -15,13 +17,13 @@ fi
 
 cd ${O}l
 bash mkenam
-gomake enam.o
+"$GOBIN"/gomake enam.o
 cd ..
 
 for i in cc ${O}l ${O}a ${O}c gc ${O}g gopack nm cov godefs prof gotest
 do
 	echo; echo; echo %%%% making $i %%%%; echo
 	cd $i
-	gomake install
+	"$GOBIN"/gomake install
 	cd ..
 done

src/make-arm.bash

@@ -4,6 +4,21 @@
 # license that can be found in the LICENSE file.
 
 set -e
+
+if test -z "$GOBIN"; then
+	if ! test -d "$HOME"/bin; then
+		echo '$GOBIN is not set and $HOME/bin is not a directory or does not exist.' 1>&2
+		echo 'mkdir $HOME/bin or set $GOBIN to a directory where binaries should' 1>&2
+		echo 'be installed.' 1>&2
+		exit 1
+	fi
+	GOBIN="$HOME/bin"
+elif ! test -d "$GOBIN"; then
+	echo '$GOBIN is not a directory or does not exist' 1>&2
+	echo 'create it or set $GOBIN differently' 1>&2
+	exit 1
+fi
+
 GOBIN="${GOBIN:-$HOME/bin}"
 export MAKEFLAGS=-j4
 
@@ -13,13 +28,6 @@ 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)
 	;;
@@ -38,17 +46,17 @@ esac
 
 bash clean.bash
 
-rm -f $GOBIN/quietgcc
-cp quietgcc.bash $GOBIN/quietgcc
-chmod +x $GOBIN/quietgcc
+rm -f "$GOBIN"/quietgcc
+cp quietgcc.bash "$GOBIN"/quietgcc
+chmod +x "$GOBIN"/quietgcc
 
-rm -f $GOBIN/gomake
+rm -f "$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 $GOBIN/gomake
+(echo '#!/bin/sh'; echo 'exec '$MAKE' "$@"') >"$GOBIN"/gomake
+chmod +x "$GOBIN"/gomake
 
 bash clean.bash
 

src/make.bash

@@ -4,6 +4,21 @@
 # license that can be found in the LICENSE file.
 
 set -e
+
+if test -z "$GOBIN"; then
+	if ! test -d "$HOME"/bin; then
+		echo '$GOBIN is not set and $HOME/bin is not a directory or does not exist.' 1>&2
+		echo 'mkdir $HOME/bin or set $GOBIN to a directory where binaries should' 1>&2
+		echo 'be installed.' 1>&2
+		exit 1
+	fi
+	GOBIN="$HOME/bin"
+elif ! test -d "$GOBIN"; then
+	echo '$GOBIN is not a directory or does not exist' 1>&2
+	echo 'create it or set $GOBIN differently' 1>&2
+	exit 1
+fi
+
 GOBIN="${GOBIN:-$HOME/bin}"
 export MAKEFLAGS=-j4
 
@@ -15,13 +30,6 @@ 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
 amd64 | 386 | arm)
 	;;
@@ -40,7 +48,7 @@ esac
 
 rm -f "$GOBIN"/quietgcc
 CC=${CC:-gcc}
-sed -e "s|@CC@|$CC|" < quietgcc.bash > "$GOBIN"/quietgcc
+sed -e "s|@CC@|$CC|" < "$GOROOT"/src/quietgcc.bash > "$GOBIN"/quietgcc
 chmod +x "$GOBIN"/quietgcc
 
 rm -f "$GOBIN"/gomake
@@ -51,12 +59,6 @@ fi
 (echo '#!/bin/sh'; echo 'exec '$MAKE' "$@"') >"$GOBIN"/gomake
 chmod +x "$GOBIN"/gomake
 
-if ! (cd lib9 && which quietgcc) >/dev/null 2>&1; then
-	echo "installed quietgcc as $GOBIN/quietgcc but 'which quietgcc' fails" 1>&2
-	echo "double-check that $GOBIN is in your "'$PATH' 1>&2
-	exit 1
-fi
-
 if [ -d /selinux -a -f /selinux/booleans/allow_execstack ] ; then
 	if ! cat /selinux/booleans/allow_execstack | grep -c '^1 1$' >> /dev/null ; then
 		echo "WARNING: the default SELinux policy on, at least, Fedora 12 breaks "
@@ -74,10 +76,10 @@ if [ -d /selinux -a -f /selinux/booleans/allow_execstack ] ; then
 fi
 
 (
-	cd pkg;
+	cd "$GOROOT"/src/pkg;
 	bash deps.bash	# do this here so clean.bash will work in the pkg directory
 )
-bash clean.bash
+bash "$GOROOT"/src/clean.bash
 
 for i in lib9 libbio libmach cmd pkg libcgo cmd/cgo cmd/ebnflint cmd/godoc cmd/gofmt cmd/goyacc cmd/hgpatch
 do
@@ -91,16 +93,16 @@ do
 		# test the exit status.
 		(
 			echo; echo; echo %%%% making $i %%%%; echo
-			cd $i
+			cd "$GOROOT"/src/$i
 			case $i in
 			cmd)
 				bash make.bash
 				;;
 			pkg)
-				gomake install
+				"$GOBIN"/gomake install
 				;;
 			*)
-				gomake install
+				"$GOBIN"/gomake install
 			esac
 		)  || exit 1
 	esac

src/pkg/exp/eval/test.bash

@@ -9,8 +9,11 @@
 # line and do not contain imports.
 
 set -e
-make
-6g main.go && 6l main.6
+
+GOBIN="${GOBIN:-$HOME/bin}"
+
+"$GOBIN"/gomake
+"$GOBIN"/6g main.go && "$GOBIN"/6l main.6
 (
 for i in $(egrep -l '// \$G (\$D/)?\$F\.go \&\& \$L \$F\.\$A && \./\$A\.out' "$GOROOT"/test/*.go "$GOROOT"/test/*/*.go)
 do

src/pkg/exp/ogle/Makefile

@@ -23,7 +23,7 @@ CLEANFILES+=ogle
 include ../../../Make.pkg
 
 main.$O: main.go package
-	$(GC) -I_obj $<
+	$(QUOTED_GOBIN)/$(GC) -I_obj $<
 
 ogle: main.$O
-	$(LD) -L_obj -o $@ $<
+	$(QUOTED_GOBIN)/$(LD) -L_obj -o $@ $<

src/pkg/runtime/Makefile

@@ -92,27 +92,27 @@ $(GOARCH)/asm.h: mkasmh.sh runtime.acid.$(GOARCH)
 	mv -f $@.x $@
 
 cgo2c: cgo2c.c
-	quietgcc -o $@ $<
+	$(QUOTED_GOBIN)/quietgcc -o $@ $<
 
 %.c:	%.cgo cgo2c
 	./cgo2c $< > $@.tmp
 	mv -f $@.tmp $@
 
 %.$O:	$(GOARCH)/%.c
-	$(CC) $(CFLAGS) $<
+	$(QUOTED_GOBIN)/$(CC) $(CFLAGS) $<
 
 %.$O:	$(GOOS)/%.c
-	$(CC) $(CFLAGS) $<
+	$(QUOTED_GOBIN)/$(CC) $(CFLAGS) $<
 
 %.$O:	$(GOOS)/$(GOARCH)/%.c
-	$(CC) $(CFLAGS) $<
+	$(QUOTED_GOBIN)/$(CC) $(CFLAGS) $<
 
 %.$O:	$(GOARCH)/%.s $(GOARCH)/asm.h
-	$(AS) $<
+	$(QUOTED_GOBIN)/$(AS) $<
 
 %.$O:	$(GOOS)/$(GOARCH)/%.s $(GOARCH)/asm.h
-	$(AS) $<
+	$(QUOTED_GOBIN)/$(AS) $<
 
 # for discovering offsets inside structs when debugging
 runtime.acid.$(GOARCH): runtime.h proc.c
-	$(CC) -a proc.c >$@
+	$(QUOTED_GOBIN)/$(CC) -a proc.c >$@

src/run.bash

@@ -5,13 +5,15 @@
 
 set -e
 
+GOBIN="${GOBIN:-$HOME/bin}"
+
 # no core files, please
 ulimit -c 0
 
 xcd() {
 	echo
 	echo --- cd $1
-	builtin cd $1
+	builtin cd "$GOROOT"/src/$1
 }
 
 maketest() {
@@ -19,10 +21,10 @@ maketest() {
 	do
 		(
 			xcd $i
-			gomake clean
-			time gomake
-			gomake install
-			gomake test
+			"$GOBIN"/gomake clean
+			time "$GOBIN"/gomake
+			"$GOBIN"/gomake install
+			"$GOBIN"/gomake test
 		) || exit $?
 	done
 }
@@ -34,31 +36,31 @@ maketest \
 # from what maketest does.
 
 (xcd pkg/sync;
-gomake clean;
-time gomake
-GOMAXPROCS=10 gomake test
+"$GOBIN"/gomake clean;
+time "$GOBIN"/gomake
+GOMAXPROCS=10 "$GOBIN"/gomake test
 ) || exit $?
 
 (xcd cmd/gofmt
-gomake clean
-time gomake
-time gomake smoketest
+"$GOBIN"/gomake clean
+time "$GOBIN"/gomake
+time "$GOBIN"/gomake smoketest
 ) || exit $?
 
 (xcd cmd/ebnflint
-gomake clean
-time gomake
-time gomake test
+"$GOBIN"/gomake clean
+time "$GOBIN"/gomake
+time "$GOBIN"/gomake test
 ) || exit $?
 
 (xcd ../misc/cgo/stdio
-gomake clean
+"$GOBIN"/gomake clean
 ./test.bash
 ) || exit $?
 
 (xcd pkg/exp/ogle
-gomake clean
-time gomake ogle
+"$GOBIN"/gomake clean
+time "$GOBIN"/gomake ogle
 ) || exit $?
 
 (xcd ../doc/progs

test/bench/timing.sh

@@ -4,6 +4,9 @@
 # license that can be found in the LICENSE file.
 
 set -e
+
+GOBIN="${GOBIN:-$HOME/bin}"
+
 . "$GOROOT"/src/Make.$GOARCH
 PATH=.:$PATH
 
@@ -15,11 +18,11 @@ X-test)
 esac
 
 gc() {
-	$GC $1.go; $LD $1.$O
+	"$GOBIN"/$GC $1.go; "$GOBIN"/$LD $1.$O
 }
 
 gc_B() {
-	$GC -B $1.go; $LD $1.$O
+	"$GOBIN"/$GC -B $1.go; "$GOBIN"/$LD $1.$O
 }
 
 runonly() {