configure

#!/bin/bash

export CONFIG_PREFIX="$(dirname $(readlink -f "$0"))"
export CONFIG_BINUTILS="$CONFIG_PREFIX/binutils"
export CONFIG_GCC_PREFIX="$CONFIG_BINUTILS/root"
export CONFIG_DEEMON="deemon"

cmd() {
	$* || {
		local error=$?
		echo "Command failed '$*' -> '$error'"
		exit $error
	}
}
silent() {
	$* > /dev/null 2>&1
}

# Make sure that required applications are present in $PATH
cmd which -- gcc
cmd which -- git
cmd which -- patch

# Make sure we've got deemon, and if not create it
silent which -- "$CONFIG_DEEMON" || {
	if [[ "$(uname -s)" == "CYGWIN"* ]]; then
		export CONFIG_DEEMON="$CONFIG_BINUTILS/win32-deemon/deemon"
		[ -f "$CONFIG_DEEMON" ] || {
			# Win32-mode deemon can't be compiled using GCC (sorry...)
			# But since I'm the owner, I can just put in a precompiled binary!
			cmd cd "$CONFIG_BINUTILS"
			if ! [ -f "win32-deemon.tar" ]; then
				cmd gunzip --keep "win32-deemon.tar.gz"
			fi
			cmd tar -xf win32-deemon.tar
			unlink win32-deemon.tar
			cmd cd "$CONFIG_PREFIX"
		}
	else
		export CONFIG_DEEMON="$CONFIG_BINUTILS/src/deemon/deemon.102.102"
		[ -f "$CONFIG_DEEMON" ] || cmd bash "$CONFIG_BINUTILS/make-deemon.sh"
	fi
}


cmd cd "$CONFIG_PREFIX"

# Build all the different toolchain components
cmd bash "binutils/make-binutils.sh"
cmd bash "binutils/make-gcc.sh"
cmd bash "binutils/make-bin.sh"
cmd bash "binutils/make-mtools.sh"

unlink "binutils/bin/deemon"
cmd ln -s "$CONFIG_DEEMON" "binutils/bin/deemon"