#!/bin/bash -ex

#
#	Copyright (c) 2024 Scott Duensing, scott@kangaroopunch.com
#
#	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.
#


INC=$(pwd)/include
mkdir -p ${INC}

if [[ ! -d merlin-code ]]; then
	git clone https://github.com/dwsJason/f256.git merlin-code
else
	pushd merlin-code
		git pull
	popd
fi

pushd merlin-code/merlin32/jr
    for FILE in $(ls *.asm); do
            HEADER=${INC}/$(basename ${FILE} .asm).h
            # Using tr because MacOS uses ancient bash.
            UCASEFILE=$(echo ${FILE} | tr '[:lower:]' '[:upper:]')    
            BLOCK=_$(basename ${UCASEFILE} .ASM)_H_
            echo "#ifndef ${BLOCK}" > ${HEADER}
            echo "#define ${BLOCK}" >> ${HEADER}
            echo >> ${HEADER}
            sed 's/;/\/\//' ${FILE} | \
            sed 's/;;//' | \
            sed 's/ = \$/   0x/' | \
            sed 's/\(^[[:alpha:]].*$\)/#define \1/' >> ${HEADER}
            echo >> ${HEADER}
            echo "#endif // ${BLOCK}" >> ${HEADER}
    done
popd