From 1a4d36fc212d273670bddb846e0b68dd82d02dc5 Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Thu, 3 Nov 2016 15:19:44 -0600
Subject: [PATCH] Add bootstrap

---
 bootstrap.sh | 458 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 458 insertions(+)
 create mode 100644 bootstrap.sh

diff --git a/bootstrap.sh b/bootstrap.sh
new file mode 100644
index 0000000..9e4ab82
--- /dev/null
+++ b/bootstrap.sh
@@ -0,0 +1,458 @@
+#! /bin/bash
+
+##########################################################
+# This function is simply a banner to introduce the script
+##########################################################
+banner()
+{	
+	echo "|------------------------------------------|"
+	echo "|----- Welcome to the redox bootstrap -----|"
+	echo "|------------------------------------------|"
+}
+
+###############################################################################
+# This function takes care of installing all dependencies for building redox on
+# Mac OSX
+# @params:	$1 the emulator to install, virtualbox or qemu
+###############################################################################
+osx()
+{
+	echo "Detected OSX!"
+	if [ ! -z "$(which brew)" ]; then
+		echo "Homebrew detected! Now updating..."
+		brew update
+		if [ -z "$(which git)" ]; then
+			echo "Now installing git..."
+			brew install git
+		fi
+		if [ "$1" == "qemu" ]; then
+			if [ -z "$(which qemu-system-i386)" ]; then
+				echo "Installing qemu..."
+				brew install qemu
+			else
+				echo "QEMU already installed!"
+			fi
+		else
+			if [ -z "$(which virtualbox)" ]; then
+				echo "Now installing virtualbox..."
+				brew cask install virtualbox
+			else
+				echo "Virtualbox already installed!"
+			fi
+		fi
+	else
+		echo "Homebrew does not appear to be installed! Would you like me to install it?"
+		echo "*WARNING* this install involves a curl | sh style command"
+		printf "(Y/n): "
+		read -r installit
+		if [ "$installit" == "Y" ]; then
+			ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
+		else
+			echo "Will not install, now exiting..."
+			exit
+		fi
+	fi
+	echo "Running Redox setup script..."
+	brew tap homebrew/versions
+	brew install gcc49
+	brew tap nashenas88/gcc_cross_compilers
+	brew install nashenas88/gcc_cross_compilers/i386-elf-binutils nashenas88/gcc_cross_compilers/i386-elf-gcc nasm pkg-config
+	brew install Caskroom/cask/osxfuse
+}
+
+###############################################################################
+# This function takes care of installing all dependencies for building redox on
+# Arch linux
+# @params:	$1 the emulator to install, virtualbox or qemu
+###############################################################################
+archLinux()
+{
+	echo "Detected Arch Linux"
+	echo "Updating system..."
+	sudo pacman -Syu
+
+	if [ -z "$(which nasm)" ]; then
+		echo "Installing nasm..."
+		sudo pacman -S nasm
+	fi
+
+	if [ -z "$(which git)" ]; then
+		echo "Installing git..."
+		sudo pacman -S git
+	fi
+
+	if [ "$1" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			echo "Installing QEMU..."
+			sudo pacman -S qemu
+		else
+			echo "QEMU already installed!"
+		fi
+	fi
+
+	echo "Installing fuse..."
+	sudo pacman -S fuse
+}
+
+###############################################################################
+# This function takes care of installing all dependencies for building redox on
+# debian based linux
+# @params:	$1 the emulator to install, virtualbox or qemu
+# 		$2 the package manager to use	
+###############################################################################
+ubuntu()
+{
+	echo "Detected Ubuntu/Debian"
+	echo "Updating system..."
+	sudo "$2" update
+	echo "Installing required packages..."
+	sudo "$2" install build-essential libc6-dev-i386 nasm curl file git libfuse-dev
+	if [ "$1" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			echo "Installing QEMU..."
+			sudo "$2" install qemu-system-x86 qemu-kvm
+		else
+			echo "QEMU already installed!"
+		fi
+	else
+		if [ -z "$(which virtualbox)" ]; then
+			echo "Installing Virtualbox..."
+			sudo "$2" install virtualbox
+		else
+			echo "Virtualbox already installed!"
+		fi
+	fi
+}
+
+###############################################################################
+# This function takes care of installing all dependencies for building redox on
+# fedora linux
+# @params:	$1 the emulator to install, virtualbox or qemu
+###############################################################################
+fedora()
+{
+	echo "Detected Fedora"
+	if [ -z "$(which git)" ]; then
+		echo "Installing git..."
+		sudo yum install git-all
+	fi
+	if [ "$1" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			echo "Installing QEMU..."
+			sudo yum install qemu-system-x86 qemu-kvm
+		else
+			echo "QEMU already installed!"
+		fi
+	else
+		if [ -z "$(which virtualbox)" ]; then
+			echo "Installing virtualbox..."
+			sudo yum install virtualbox
+		else
+			echo "Virtualbox already installed!"
+		fi
+	fi
+	echo "Installing necessary build tools..."
+	sudo dnf install gcc gcc-c++ glibc-devel.i686 nasm make fuse-devel
+}
+
+###############################################################################
+# This function takes care of installing all dependencies for building redox on
+# *suse linux
+# @params:	$1 the emulator to install, virtualbox or qemu
+###############################################################################
+suse()
+{
+	echo "Detected a suse"
+	if [ -z "$(which git)" ]; then
+		echo "Installing git..."
+		zypper install git
+	fi
+	if [ "$1" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			echo "Installing QEMU..."
+			sudo zypper install qemu-x86 qemu-kvm
+		else
+			echo "QEMU already installed!"
+		fi
+	else
+		if [ -z "$(which virtualbox)" ]; then
+			echo "Please install Virtualbox and re-run this script,"
+			echo "or run with -e qemu"
+			exit
+		else
+			echo "Virtualbox already installed!"
+		fi
+	fi
+	echo "Installing necessary build tools..."
+	sudo zypper install gcc gcc-c++ glibc-devel-32bit nasm make libfuse
+}
+
+##############################################################################
+# This function takes care of installing all dependencies for builing redox on
+# gentoo linux
+# @params:	$1 the emulator to install, virtualbox or qemu
+##############################################################################
+gentoo()
+{
+	echo "Detected Gentoo Linux"
+	if [ -z "$(which nasm)" ]; then
+		echo "Installing nasm..."
+		sudo emerge dev-lang/nasm
+	fi
+	if [ -z "$(which git)" ]; then
+		echo "Installing git..."
+		sudo emerge dev-vcs/git
+	fi
+	echo "Installing fuse..."
+	sudo emerge sys-fs/fuse
+	if [ "$2" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			echo "Please install QEMU and re-run this script"
+			echo "Step1. Add QEMU_SOFTMMU_TARGETS=\"i386\" to /etc/portage/make.conf"
+			echo "Step2. Execute \"sudo emerge app-emulation/qemu\""
+		else
+			echo "QEMU already installed!"
+		fi
+	fi
+}
+
+##############################################################################
+# This function takes care of installing all dependencies for builing redox on
+# SolusOS
+# @params:	$1 the emulator to install, virtualbox or qemu
+##############################################################################
+solus()
+{
+	echo "Detected SolusOS"
+	if [ -z "$(which nasm)" ]; then
+		echo "Installing nasm..."
+		sudo eopkg it nasm
+	fi
+	if [ -z "$(which git)" ]; then
+		echo "Installing git..."
+		sudo eopkg it git
+	fi
+	echo "Installing fuse..."
+	sudo eopkg it fuse-devel
+	if [ "$1" == "qemu" ]; then
+		if [ -z "$(which qemu-system-i386)" ]; then
+			sudo eopkg it qemu
+		else
+			echo "QEMU already installed!"
+		fi
+	else
+		if [ -z "$(which virtualbox)" ]; then
+			echo "Please install Virtualbox and re-run this script,"
+			echo "or run with -e qemu"
+			exit
+		else
+			echo "Virtualbox already installed!"
+		fi
+	fi
+}
+
+######################################################################
+# This function outlines the different options available for bootstrap
+######################################################################
+usage()
+{
+	echo "------------------------"
+	echo "|Redox bootstrap script|"
+	echo "------------------------"
+	echo "Usage: ./bootstrap.sh"
+	echo "OPTIONS:"
+	echo
+	echo "   -h,--help      Show this prompt"
+	echo "   -u [branch]    Update git repo and update rust"
+	echo "                  If blank defaults to master"
+	echo "   -s             Check the status of the current travis build"
+	echo "   -e [emulator]  Install specific emulator, virtualbox or qemu"
+	echo "   -p [package    Choose an Ubuntu package manager, apt-fast or"
+	echo "       manager]   aptitude"
+	echo "EXAMPLES:"
+	echo
+	echo "./bootstrap.sh -b buddy -e qemu"
+	exit
+}
+
+####################################################################################
+# This function takes care of everything associated to rust, and the version manager
+# That controls it, it can install rustup and uninstall multirust as well as making 
+# sure that the correct version of rustc is selected by rustup
+####################################################################################
+rustInstall() {
+	# Check to see if multirust is installed, we don't want it messing with rustup
+	# In th future we can probably remove this but I believe it's good to have for now	
+	if [ -e /usr/local/lib/rustlib/uninstall.sh ] ; then
+		echo "It appears that multirust is installed on your system."
+		echo "This tool has been deprecated by the maintainer, and will cause issues."
+		echo "This script can remove multirust from your system if you wish."
+		printf "Uninstall multirust (y/N):"
+		read multirust
+		if echo "$multirust" | grep -iq "^y" ;then
+			sudo /usr/local/lib/rustlib/uninstall.sh	
+		else
+			echo "Please manually uninstall multirust and any other versions of rust, then re-run bootstrap."
+			exit
+		fi
+	else
+		echo "Old multirust not installed, you are good to go."
+	fi
+	# If rustup is not installed we should offer to install it for them	
+	if [ -z "$(which rustup)" ]; then
+		echo "You do not have rustup installed."
+		echo "We HIGHLY reccomend using rustup."
+		echo "Would you like to install it now?"
+		echo "*WARNING* this involves a 'curl | sh' style command"
+		printf "(y/N): "
+		read rustup
+		if echo "$rustup" | grep -iq "^y" ;then
+			#install rustup
+			curl https://sh.rustup.rs -sSf | sh -s -- --default-toolchain nightly
+			# You have to add the rustup variables to the $PATH	
+			echo "export PATH=\"\$HOME/.cargo/bin:\$PATH\"" >> ~/.bashrc
+			# source the variables so that we can execute rustup commands in the current shell
+			source ~/.cargo/env	
+			rustup default nightly
+		else
+			echo "Rustup will not be installed!"
+		fi
+	fi	
+	# 	
+	if [ -z "$(which rustc)" ]; then
+		echo "Rust is not installed"
+		echo "Please either run the script again, accepting rustup install"
+		echo "or install rustc nightly manually (not reccomended) via:"
+		echo "\#curl -sSf https://static.rust-lang.org/rustup.sh | sh -s -- --channel=nightly"
+		exit 
+	fi
+	# If the system has rustup installed then update rustc to the latest nightly
+	if hash 2>/dev/null rustup; then
+		rustup update nightly
+		rustup default nightly
+	fi
+	# Check to make sure that the default rustc is the nightly
+	if echo "$(rustc --version)" | grep -viq "nightly" ;then
+		echo "It appears that you have rust installed, but it"
+		echo "is not the nightly version, please either install"
+		echo "the nightly manually (not reccomended) or run this"
+		echo "script again, accepting the multirust install"
+		echo
+	else
+		echo "Your rust install looks good!"
+		echo
+	fi
+}
+
+####################################################################
+# This function gets the current build status from travis and prints 
+# a message to the user
+####################################################################
+statusCheck() {
+	for i in $(echo "$(curl -sf https://api.travis-ci.org/repositories/redox-os/redox.json)" | tr "," "\n")
+	do
+		if echo "$i" | grep -iq "last_build_status" ;then
+			if echo "$i" | grep -iq "0" ;then
+				echo
+				echo "********************************************"
+				echo "Travis reports that the last build succeded!"
+				echo "Looks like you are good to go!"
+				echo "********************************************"
+			elif echo "$i" | grep -iq "null" ;then
+				echo
+				echo "******************************************************************"	
+				echo "The Travis build did not finish, this is an error with its config."
+				echo "I cannot reliably determine whether the build is succeding or not."
+				echo "Consider checking for and maybe opening an issue on github"
+				echo "******************************************************************"
+			else
+				echo
+				echo "**************************************************"
+				echo "Travis reports that the last build *FAILED* :("
+				echo "Might want to check out the issues before building"
+				echo "**************************************************"
+			fi
+		fi
+	done
+}
+
+###########################################################################
+# This function is the main logic for the bootstrap; it clones the git repo
+# then it installs the rust version manager and the latest version of rustc
+###########################################################################
+boot()
+{
+	echo "Cloning github repo..."
+	git clone https://github.com/redox-os/redox.git --origin upstream --recursive	
+	rustInstall
+	echo "Cleaning up..."
+	rm bootstrap.sh
+	echo
+	echo "---------------------------------------"
+	echo "Well it looks like you are ready to go!"
+	echo "---------------------------------------"
+	statusCheck
+	echo "Run the following commands to build redox:"
+	echo "cd redox"
+	echo "make all"
+	echo "make virtualbox or qemu"
+	echo
+	echo "      Good luck!"
+
+	exit
+}
+
+if [ "$1" == "-h" ]; then
+	usage
+elif [ "$1" == "-u" ]; then
+	git pull origin master
+	git submodule update --recursive --init
+	rustup update nightly
+	exit
+elif [ "$1" == "-s" ]; then
+	statusCheck
+	exit
+fi
+
+emulator="qemu"
+defpackman="apt-get"
+while getopts ":e:p:" opt
+do
+	case "$opt" in
+		e) emulator="$OPTARG";;
+		p) defpackman="$OPTARG";;
+		\?) echo "I don't know what to do with that option, try -h for help"; exit;;
+	esac
+done
+
+banner
+if [ "Darwin" == "$(uname -s)" ]; then
+	osx "$emulator"
+else
+	# Here we will user package managers to determine which operating system the user is using	
+	# Arch linux
+	if hash 2>/dev/null pacman; then
+		archLinux "$emulator"
+	fi
+	# Debian or any derivative of it
+	if hash 2>/dev/null apt-get; then
+		ubuntu "$emulator" "$defpackman"
+	fi
+	# Fedora
+	if hash 2>/dev/null yum; then
+		fedora "$emulator"
+	fi
+	# Suse and derivatives
+	if hash 2>/dev/null zypper; then
+		suse "$emulator"
+	fi
+	# Gentoo
+	if hash 2>/dev/null emerge; then
+		gentoo "$emulator"
+ 	fi
+	# SolusOS
+	if hash 2>/dev/null eopkg; then
+		solus "$emulator"
+	fi
+fi
+boot