moby--moby/hack/make/dynbinary

#!/bin/bash

DEST=$1

# dockerinit still needs to be a static binary, even if docker is dynamic
CGO_ENABLED=0 go build -a -o $DEST/dockerinit-$VERSION -ldflags "$LDFLAGS -d" $BUILDFLAGS ./dockerinit
echo "Created binary: $DEST/dockerinit-$VERSION"
ln -sf dockerinit-$VERSION $DEST/dockerinit

# sha1 our new dockerinit to ensure separate docker and dockerinit always run in a perfect pair compiled for one another
export DOCKER_INITSHA1="$(sha1sum $DEST/dockerinit-$VERSION | cut -d' ' -f1)"
# exported so that "dyntest" can easily access it later without recalculating it

(
	export LDFLAGS_STATIC="-X github.com/dotcloud/docker/utils.INITSHA1 \"$DOCKER_INITSHA1\""
	source "$(dirname "$BASH_SOURCE")/binary"
)