docker/bootstrap: Add a few tools to bootstrap in a container

* The bootstrap process will pick up on local toolchains such
  as clang and use them instead of the correct gcc cross-tools.
* This limits environmental factors which can break bootstrap.

Change-Id: Iacdd2a44cf26e18f838c9251fb9eddfbcb12565e

3rdparty/docker/bootstrap/Dockerfile

@@ -0,0 +1,27 @@
+FROM debian
+
+ENV DEBIAN_FRONTEND="noninteractive"
+
+RUN apt-get update
+RUN apt-get install -y git nasm autoconf automake texinfo flex \
+	bison gawk build-essential unzip wget zip less zlib1g-dev \
+	libcurl4-openssl-dev genisoimage libtool mtools gcc-multilib \
+	u-boot-tools util-linux device-tree-compiler bc
+
+ENV GIT_BUILDTOOLS="https://git.haiku-os.org/buildtools"
+ENV GIT_HAIKU="https://git.haiku-os.org/haiku"
+ENV GIT_HAIKUPORTER="https://github.com/haikuports/haikuporter.git"
+ENV GIT_HAIKUPORTS="https://github.com/haikuports/haikuports.git"
+ENV GIT_HAIKUPORTS_CROSS="https://github.com/haikuports/haikuports.cross.git"
+
+ADD prep.sh /usr/local/bin/prep
+ADD crosstools.sh /usr/local/bin/crosstools
+ADD bootstrap.sh /usr/local/bin/bootstrap
+
+ENV WORKPATH="/work"
+ENV PATH="$PATH:$WORKPATH/bin"
+
+WORKDIR "/work"
+VOLUME ["/work"]
+
+ENTRYPOINT ["/bin/bash", "-c"]

3rdparty/docker/bootstrap/Makefile

@@ -0,0 +1,13 @@
+default:
+	docker build . -t docker.io/haiku/bootstrap
+clean:
+	docker rm docker.io/haiku/bootstrap
+	docker volume rm bootstrap_work
+init:
+	docker run -v bootstrap_work:/work docker.io/haiku/bootstrap prep
+crosstools:
+	docker run -e TARGET_ARCH=$(TARGET_ARCH) -v bootstrap_work:/work docker.io/haiku/bootstrap crosstools
+bootstrap:
+	docker run -e TARGET_ARCH=$(TARGET_ARCH) -v bootstrap_work:/work docker.io/haiku/bootstrap bootstrap
+enter:
+	docker run -it -e TARGET_ARCH=$(TARGET_ARCH) -v bootstrap_work:/work docker.io/haiku/bootstrap /bin/bash -l

3rdparty/docker/bootstrap/README.md

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+# Haiku bootstrap in a container
+
+1) make
+2) make init
+3) TARGET_ARCH=arm make crosstools
+4) TARGET_ARCH=arm make bootstrap
+5) ```make enter``` lets you enter the container and poke around.
+6) profit!

3rdparty/docker/bootstrap/bootstrap.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+if [ ! -d $WORKPATH ]; then
+	echo "$WORKPATH is not available!"
+	exit 1
+fi
+
+if [ ! -d $WORKPATH/src ]; then
+	echo "$WORKPATH/src is not available!"
+	exit 1
+fi
+
+if [ -z $TARGET_ARCH ]; then
+	echo "TARGET_ARCH isn't set!"
+	exit 1
+fi
+
+GENERATED=$WORKPATH/generated.$TARGET_ARCH
+
+cd $GENERATED
+jam -q @bootstrap-raw

3rdparty/docker/bootstrap/crosstools.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+if [ ! -d $WORKPATH ]; then
+	echo "$WORKPATH is not available!"
+	exit 1
+fi
+
+if [ ! -d $WORKPATH/src ]; then
+	echo "$WORKPATH/src is not available!"
+	exit 1
+fi
+
+if [ -z $TARGET_ARCH ]; then
+	echo "TARGET_ARCH isn't set!"
+	exit 1
+fi
+
+GENERATED=$WORKPATH/generated.$TARGET_ARCH
+mkdir -p $GENERATED
+
+echo "Beginning a bootstrap build for $TARGET_ARCH at $GENERATED..."
+
+cd $GENERATED
+$WORKPATH/src/haiku/configure -j4 --build-cross-tools $TARGET_ARCH $WORKPATH/src/buildtools \
+	--bootstrap $WORKPATH/src/haikuporter/haikuporter $WORKPATH/src/haikuports.cross $WORKPATH/src/haikuports
+
+echo "If everything was successful, your next step is 'make bootstrap'"

3rdparty/docker/bootstrap/prep.sh

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+#!/bin/bash
+
+if [ ! -d $WORKPATH ]; then
+	echo "$WORKPATH is not available!"
+	exit 1
+fi
+
+if [ ! -d $WORKPATH/src ]; then
+	mkdir $WORKPATH/src
+fi
+
+# These we clone or pull updates on
+if [ ! -d $WORKPATH/src/buildtools ]; then
+	git clone $GIT_BUILDTOOLS $WORKPATH/src/buildtools
+else
+	git -C $WORKPATH/src/buildtools pull --rebase
+fi
+
+if [ ! -d $WORKPATH/src/haikuporter ]; then
+	git clone $GIT_HAIKUPORTER $WORKPATH/src/haikuporter
+else
+	git -C $WORKPATH/src/buildtools pull --rebase
+fi
+
+if [ ! -d $WORKPATH/src/haikuports ]; then
+	git clone $GIT_HAIKUPORTS $WORKPATH/src/haikuports
+else
+	git -C $WORKPATH/src/haikuports pull --rebase
+fi
+
+
+# These we just clone since modifications are likely
+if [ ! -d $WORKPATH/src/haikuports.cross ]; then
+	git clone $GIT_HAIKUPORTS_CROSS $WORKPATH/src/haikuports.cross
+fi
+
+if [ ! -d $WORKPATH/src/haiku ]; then
+	git clone $GIT_HAIKU $WORKPATH/src/haiku
+fi
+
+mkdir $WORKPATH/bin
+if [ ! -f $WORKPATH/bin/jam ]; then
+	cd $WORKPATH/src/buildtools/jam
+	make
+	cp -f bin.linuxx86/jam $WORKPATH/bin/jam
+	cd -
+fi