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#!/bin/sh
# Copyright 2009 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.
# Generate builtin.c and builtin.c.boot from $* (runtime.go and unsafe.go).
# Run this after changing runtime.go and unsafe.go
# or after changing the export metadata format in the compiler.
# Either way, you need to have a working compiler binary first.
set -e
eval $(gomake --no-print-directory -f ../../Make.inc go-env)
if [ -z "$GC" ]; then
echo 'missing $GC - gomake failed?' 1>&2
exit 1
fi
gcc -o mkbuiltin1 mkbuiltin1.c
rm -f _builtin.c
for i in runtime unsafe
do
$GC -A $i.go
O=$O ./mkbuiltin1 $i >>_builtin.c
done
# If _builtin.c has changed vs builtin.c.boot,
# check in the new change.
cmp -s _builtin.c builtin.c.boot || cp _builtin.c builtin.c.boot
mv _builtin.c builtin.c
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