build: delete buildscripts, runtime scripts

R=golang-dev, bradfitz
CC=golang-dev
https://golang.org/cl/5620059

src/buildscript.sh

-#!/bin/sh
-# 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.
-
-. ./buildinfo.sh
-
-for sys in $GOOSARCHES
-do
-	export GOOS=$(echo $sys | sed 's/_.*//')
-	export GOARCH=$(echo $sys | sed 's/.*_//')
-	targ=buildscript/${GOOS}_$GOARCH.sh
-	rm -f $targ
-
-	(echo '#!/usr/bin/env bash
-# AUTO-GENERATED by buildscript.sh; DO NOT EDIT.
-# This script builds the go command (written in Go),
-# and then the go command can build the rest of the tree.
-
-export GOOS='$GOOS'
-export GOARCH='$GOARCH'
-export WORK=$(mktemp -d -t go-build.XXXXXX)
-trap "rm -rf $WORK" EXIT SIGINT SIGTERM
-set -e
-
-'
-	# Save script printed by go install but make shell safe
-	# by quoting variable expansions.  On Windows, rewrite
-	# \ paths into / paths.  This avoids the \ being interpreted
-	# as a shell escape but also makes sure that we generate the
-	# same scripts on Unix and Windows systems.
-	go install -a -n -t cmd_go_bootstrap cmd/go | sed '
-		s;\\;/;g
-		s;\$GOBIN/[a-z0-9]*_[a-z0-9]*/;\$GOBIN/;g
-		s/\$GOBIN/"$GOBIN"/g
-		s/\$GOROOT/"$GOROOT"/g
-		s/\$WORK/"$WORK"/g
-		s;"\$GOBIN"/go;&_bootstrap;g
-		s;"\$GOBIN"/tool;"$GOROOT"/bin/tool;g
-		s; \./; ;g
-	'
-	)>$targ
-	chmod +x $targ
-done

src/pkg/runtime/autogen.sh

-#!/bin/sh
-# 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.
-
-# This script generates the various derived files involved in
-# building package runtime. 
-#
-#	autogen.sh rebuilds everything
-#	autogen.sh -clean deletes the generated files
-
-. ../../buildinfo.sh
-
-HELPERS="goc2c mkversion"
-
-rm -f $HELPERS z*
-
-if [ "$1" = "-clean" ]; then
-	exit 0
-fi
-
-set -e
-
-if [ "$GOROOT" = "" ]; then
-	echo "$0"': $GOROOT must be set' >&2
-	exit 2
-fi
-
-# Use goc2c to translate .goc files into arch-specific .c files.
-"$GOROOT"/bin/tool/quietgcc -o goc2c -I "$GOROOT/include" goc2c.c "$GOROOT/lib/lib9.a"
-for file in *.goc
-do
-	for arch in $GOARCHES
-	do
-		base=$(echo $file | sed 's/\.goc$//')
-		GOARCH=$arch ./goc2c $file >z.tmp
-		mv -f z.tmp z${base}_$arch.c
-	done
-done
-
-# Version constants.
-"$GOROOT"/bin/tool/quietgcc -o mkversion -I "$GOROOT/include" mkversion.c "$GOROOT/lib/lib9.a"
-GOROOT="$GOROOT_FINAL" ./mkversion >z.tmp
-mv z.tmp zversion.go
-
-for arch in $GOARCHES
-do
-	(
-		echo '// AUTO-GENERATED by autogen.sh; DO NOT EDIT'
-		echo
-		echo 'package runtime'
-		echo
-		echo 'const theGoarch = "'$arch'"'
-	) >zgoarch_$arch.go
-done
-
-for os in $GOOSES
-do
-	(
-		echo '// AUTO-GENERATED by autogen.sh; DO NOT EDIT'
-		echo
-		echo 'package runtime'
-		echo
-		echo 'const theGoos = "'$os'"'
-	) >zgoos_$os.go
-done
-
-# Definitions of runtime structs, translated from C to Go.
-for osarch in $GOOSARCHES
-do
-	./mkgodefs.sh $osarch proc.c iface.c hashmap.c chan.c >z.tmp
-	mv -f z.tmp zruntime_defs_$osarch.go
-done
-
-# Struct field offsets, for use by assembly files.
-for osarch in $GOOSARCHES
-do
-	./mkasmh.sh $osarch proc.c defs.h >z.tmp
-	mv -f z.tmp zasm_$osarch.h
-done
-
-rm -f $HELPERS

src/pkg/runtime/mkgodefs.sh

-#!/bin/sh
-# 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.
-
-set -e
-
-SYS=$1
-export GOOS=$(echo $SYS | sed 's/_.*//')
-export GOARCH=$(echo $SYS | sed 's/.*_//')
-shift
-
-case "$GOARCH" in
-386) CC=8c;;
-amd64) CC=6c;;
-arm) CC=5c;;
-esac
-CC="$GOROOT/bin/tool/$CC"
-export CC
-
-export CFLAGS="-DGOOS_$GOOS -DGOARCH_$GOARCH"
-
-cp arch_$GOARCH.h arch_GOARCH.h
-cp defs_${GOOS}_$GOARCH.h defs_GOOS_GOARCH.h
-cp os_$GOOS.h os_GOOS.h
-cp signals_$GOOS.h signals_GOOS.h
-
-cat <<EOF
-// Go definitions for C variables and types.
-// AUTO-GENERATED by autogen.sh; DO NOT EDIT
-EOF
-if [ ! -x "$CC" ]; then
-	echo "// dummy file for cmd/go to correctly generate buildscript"
-	echo "package runtime"
-	exit
-fi
-
-cat <<EOF
-package runtime
-import "unsafe"
-var _ unsafe.Pointer
-
-EOF
-
-for i in "$@"; do
-	"$CC" $CFLAGS -q $i
-done | awk '
-/^func/ { next }
-/^const/ { next }
-/^\/\/.*type/ { next }
-
-/^(const|func|type|var) / {
-	if(seen[$2]++) {
-        	skip = /{[^}]*$/;
-		next;
-	}
-}
-
-skip {
-	skip = !/^}/
-	next;
-}
-
-{print}
-'
-
-rm -f arch_GOARCH.h defs_GOOS_GOARCH.h os_GOOS.h signals_GOOS.h