initial commit

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diff --git a/LICENSE b/LICENSE
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+++ b/LICENSE
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+The MIT License (MIT)
+
+Copyright (c) 2019 Cem Keylan
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README b/README
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+++ b/README
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+carbs base
+==========
+
+Tool for generating the rootfs tarball
+You should execute the programs on the 
+base directory, they also provide instructions.
+
+Currently, this bootstrapper is not in a
+functional state. Do not use it if your
+intention is not to troubleshoot the program.
diff --git a/config.def b/config.def
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+++ b/config.def
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+#
+# Configuration file for Carbs bootstrapper
+#
+
+# Root directory
+# This is where the rootfs will be installed.
+MNTDIR="/mnt"
+
+# List of packages to be installed
+# Most of those are already dependencies 
+# of each other but it is not a bad idea
+# to put them to the list anyway.
+PKGS="baselayout kiss musl gcc mandoc make gzip xz zlib bzip2 binutils bison curl git perl linux-headers m4 flex busybox pkgconf rsync libressl libelf"
+
+# Build flags
+# It is a good idea to not use flags like "native"
+# If you plan on using the tarball on another computer
+# due to architechtural differences.
+CFLAGS="-march=x86-64 -mtune=generic -pipe -Os"
+CXXFLAGS="-march=x86-64 -mtune=generic -pipe -Os"
+MAKEFLAGS="-j$(nproc)"
+
+# Repository
+# This repository will be cloned to /tmp/repo on the
+# host, and /var/db/kiss/repo on the target system.
+REPO="git://git.carbslinux.org/repository"
+HOST_REPO_PATH="/tmp/repo/core"
+
+export MNTDIR PKGS CFLAGS CXXFLAGS REPO HOST_REPO_PATH MAKEFLAGS
+
+postinstall() {
+	# You can preferably add some custom
+	# commands if you want a postinstall
+	# procedure. This runs right after kiss
+	# install is complete
+
+	# Currently default function is 'true'
+	# because there is nothing else to be done,
+	# but you can safely remove it if you will
+	# be adding some post-installation commands
+	true
+}
+
+# vim:filetype=sh
diff --git a/mkrootfs.sh b/mkrootfs.sh
new file mode 100755
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+++ b/mkrootfs.sh
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+#!/bin/sh -e
+# Bootstrapper for Carbs Linux
+# See LICENSE file for copyright and license details
+
+
+# Functions
+out() { printf "%s\\n" "$@" ;}
+msg() { printf "\033[1;35m=>\033[m $1\\n" ;}
+error() { msg "\033[1;31mERROR: \033[m$1" ;} >&2
+die() { error "$1"; exit 1 ;}
+ask() { printf "\033[1;33m== $1 ==\\n(y/N) "; read ans; case "$ans" in [Yy]*) return 0 ;; *) return 1 ;; esac ;}
+
+
+# If there is no config file, we copy config.def
+# to config. After we make sure config file is
+# in place, we source the contents
+! [ -e config ] && cp config.def config
+. "$PWD/config"
+
+# Check whether absolutely required variables are set.
+[ -n "$PKGS" ] || die "You must set PKGS variable to continue the bootstrapper"
+[ -n "$MNTDIR" ] || die "You must specify fakeroot location \"MNTDIR\" in order to continue the bootstrapper"
+
+
+# Print variables from the configuration file
+out \
+"Here are the configuration values:" \
+"" \
+"MNTDIR = $MNTDIR" \
+"" \
+"Build Options" \
+"CFLAGS = $CFLAGS" \
+"CXXFLAGS = $CXXFLAGS" \
+"MAKEFLAGS = $MAKEFLAGS" \
+"" \
+"Repository and package options" \
+"" \
+"REPO = $REPO" \
+"REPOSITORY PATH = $REPO_PATH" \
+"PKGS = $PKGS"
+
+
+# Check if there is no NOWELCOME variable set in
+# the configuration file. If there is such variable
+# set in the configuration, the bootstrapper will 
+# start immediately
+if [ -z "$NOCONFIRM" ]; then
+	ask "Do you want to start the bootstrapper?" || die "User exited"
+else
+	msg "NOCONFIRM variable exists, starting without asking."
+fi
+
+
+# Script starts here
+
+msg "Starting Script..."
+
+msg "Setting KISS_ROOT to $MNTDIR"
+export KISS_ROOT="$MNTDIR"
+
+# Check whether REPO and REPO_PATH variables exist
+if [ -n "$REPO" ]; then
+	# Remove if /tmp/repo already exists
+	rm -rf /tmp/repo
+	git clone --depth 1 "$REPO" /tmp/repo
+	export KISS_PATH="${REPO_PATH:-/tmp/repo/core}"
+else
+	msg "REPO variable does not exist, current repository
+will be copied directly to the root filesystem"
+fi
+
+msg "Starting build from the PKGS variable"
+
+# Word Splitting is intentional here, as we are
+# passing package names seperately
+# shellcheck disable=SC2086
+kiss b $PKGS
+msg "Package build complete, starting package installation"
+kiss i $PKGS
+msg "Installation Complete, starting custombuild procedure if there is one"
+custombuild
+msg "Done!"