#
# Copyright (C) 2022  Alessandro Iezzi <aiezzi AT alessandroiezzi PERIOD it>
#
# This file is part of marcus.
#
# desiderio is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# desiderio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with desiderio. If not, see <https://www.gnu.org/licenses/>.
#

OUT  = marcus
CC   = cc
LEX  = lex
YACC = yacc

SRC != find * -name '*c'
OBJ  = ${SRC:.c=.o}

LEX_SRC != find * -name '*l'
LEX_OBJ  = ${LEX_SRC:.l=.c}
OBJ     += ${LEX_SRC:.l=.o}

YACC_SRC != find * -name '*y'
YACC_C  = ${YACC_SRC:.y=.c}
YACC_H  = ${YACC_SRC:.y=.h}
SRC += ${YACC_C}

${OUT}: ${YACC_C} ${LEX_OBJ} ${OBJ}
	@echo -- Generating ${OUT}
	${CC} -o ${OUT} ${OBJ}

.l.c: ${LEX_SRC}
	@echo -- Generating scanner files
	${LEX} -o $@ $>

.c.o:
	${CC} -o $@ -c $>

.y.c: ${YACC_SRC}
	@echo -- Generating parser files
	${YACC} -o $@ -d $>

clean:
	rm -f ${OBJ} ${OUT} ${LEX_OBJ} ${YACC_C} ${YACC_H}