#
# Makefile -- POSIX Makefile for sci
#
# Copyright (c) 2021 David Demelier <markand@malikania.fr>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

.POSIX:

include config.mk

LIBSCI_SRCS=            extern/libsqlite/sqlite3.c      \
                        lib/apic.c                      \
                        lib/db.c                        \
                        lib/log.c                       \
                        lib/types.c                     \
                        lib/util.c
LIBSCI_OBJS=            ${LIBSCI_SRCS:.c=.o}
LIBSCI_DEPS=            ${LIBSCI_SRCS:.c=.d}

SCID_SQL=               sql/init.h                      \
                        sql/job-add.h                   \
                        sql/job-todo.h                  \
                        sql/jobresult-add.h             \
                        sql/project-add.h               \
                        sql/project-find-id.h           \
                        sql/project-find.h              \
                        sql/project-list.h              \
                        sql/project-update.h            \
                        sql/worker-add.h                \
                        sql/worker-find.h               \
                        sql/worker-find-id.h            \
                        sql/worker-list.h

SCID_SRCS=              scid/http.c                     \
                        scid/main.c                     \
                        scid/page-api-jobs.c            \
                        scid/page-api-projects.c        \
                        scid/page-api-workers.c         \
                        scid/page.c
SCID_OBJS=              ${SCID_SRCS:.c=.o}
SCID_DEPS=              ${SCID_SRCS:.c=.d}

SCIWORKERD_SRCS=        sciworkerd/main.c \
                        sciworkerd/sciworkerd.c \
                        sciworkerd/task.c
SCIWORKERD_OBJS=        ${SCIWORKERD_SRCS:.c=.o}
SCIWORKERD_DEPS=        ${SCIWORKERD_SRCS:.c=.d}

MAN7=                   man/sci.7
MAN8=                   man/scid.8 \
                        man/sciworkerd.8

TESTS=                  tests/test-db.c
TESTS_OBJS=             ${TESTS:.c=}
TESTS_DEPS=             ${TESTS:.c=.d}

LIBCURL_INCS=           `pkg-config --cflags libcurl`
LIBCURL_LIBS=           `pkg-config --libs libcurl`

JANSSON_INCS=           `pkg-config --cflags jansson`
JANSSON_LIBS=           `pkg-config --libs jansson`

KCGI_INCS=              `pkg-config --cflags kcgi`
KCGI_LIBS=              `pkg-config --libs kcgi`

INCS=                   -Iextern/libsqlite \
                        -Iextern/libutlist \
                        -Iextern/libgreatest \
                        -Ilib \
                        -I.
DEFS=                   -DVARDIR=\"${VARDIR}\" \
                        -DTMPDIR=\"${TMPDIR}\" \
                        -DSQLITE_THREADSAFE=0 \
                        -DSQLITE_OMIT_LOAD_EXTENSION=0 \
                        -DSQLITE_OMIT_DEPRECATED=0 \
                        -DSQLITE_DEFAULT_FOREIGN_KEY=1

.SUFFIXES:
.SUFFIXES: .c .o .sql .h .in

all: scid/scid sciworkerd/sciworkerd ${MAN7} ${MAN8}

# for unit tests.
.c:
	${CC} ${INCS} ${DEFS} ${KCGI_INCS} ${JANSSON_INCS} \
		${CFLAGS} -MMD $< -o $@ lib/libsci.a ${JANSSON_LIBS}

.c.o:
	${CC} ${INCS} ${DEFS} ${KCGI_INCS} ${JANSSON_INCS} \
		${CFLAGS} -MMD -c $< -o $@

.in:
	sed -e "s,@VARDIR@,${VARDIR},g" \
	    -e "s,@SHAREDIR@,${SHAREDIR},g" < $< > $@

.sql.h:
	./bcc -sc0 $< $< > $@

-include ${LIBSCI_DEPS} ${SCID_DEPS} ${SCIWORKERD_DEPS} ${TESTS_DEPS}

config.h:
	@echo "using default configuration"
	cp config.def.h $@

bcc: extern/bcc/bcc.c
	${CC} ${CFLAGS} -o $@ $< ${LDFLAGS}

${LIBSCI_OBJS}: config.h

lib/libsci.a: ${LIBSCI_OBJS}
	${AR} -rc $@ ${LIBSCI_OBJS}

${SCID_SQL}: bcc
${SCID_OBJS}: ${SCID_SQL}

scid/scid: lib/libsci.a ${SCID_OBJS}
	${CC} ${CFLAGS} -o $@ ${SCID_OBJS} lib/libsci.a ${LIBBSD_LIBS} \
		${JANSSON_LIBS} ${KCGI_LIBS} ${LDFLAGS}

sciworkerd/sciworkerd: lib/libsci.a ${SCIWORKERD_OBJS}
	${CC} ${CFLAGS} -o $@ ${SCIWORKERD_OBJS} lib/libsci.a ${LIBBSD_LIBS} \
		${LIBCURL_LIBS} ${JANSSON_LIBS} ${LDFLAGS}

install:
	mkdir -p ${DESTDIR}${BINDIR}
	cp scid/scid sciworkerd/sciworkerd ${DESTDIR}${BINDIR}
	mkdir -p ${DESTDIR}${MANDIR}/man7
	cp ${MAN7} ${DESTDIR}${MANDIR}/man7
	mkdir -p ${DESTDIR}${MANDIR}/man8
	cp ${MAN8} ${DESTDIR}${MANDIR}/man8

clean:
	rm -f bcc config.h tags cscope.out ${MAN7} ${MAN8}
	rm -f libsci.a ${LIBSCI_OBJS} ${LIBSCI_DEPS}
	rm -f scid/scid ${SCID_OBJS} ${SCID_DEPS}
	rm -f sciworkerd/sciworkerd ${SCIWORKERD_OBJS} ${SCIWORKERD_DEPS}
	rm -f ${TESTS_OBJS} ${TESTS_DEPS}

${TESTS_OBJS}: lib/libsci.a

tests: lib/libsci.a ${TESTS_OBJS}
	for t in ${TESTS_OBJS}; do $$t -v; done

.PHONY: all clean install tests