# =========================
# config
# =========================

PREFIX      = /usr/local
MANPREFIX   = ${PREFIX}/share/man

X11INC      = /usr/X11R6/include
X11LIB      = /usr/X11R6/lib

FREETYPEINC = /usr/include/freetype2
FREETYPELIBS= -lfontconfig -lXft

XINERAMAFLAGS = -DXINERAMA
XINERAMALIBS  = -lXinerama

# =========================
# flags
# =========================

INCS = \
	-I${X11INC} \
	-I${FREETYPEINC} \
	-I./src \
	-I./src/drw \
	-I./src/util

CPPFLAGS = \
	-D_DEFAULT_SOURCE \
	-D_BSD_SOURCE \
	-D_XOPEN_SOURCE=700L \
	-DVERSION=\"${VERSION}\" \
	${XINERAMAFLAGS}

CFLAGS = \
	-std=c99 \
	-pedantic \
	-Wall \
	-Wno-deprecated-declarations \
	-Os \
	${INCS} \
	${CPPFLAGS}

LDFLAGS = \
	-L${X11LIB} \
	-lX11 \
	${XINERAMALIBS} \
	${FREETYPELIBS} \
	-lX11-xcb \
	-lxcb \
	-lxcb-res

CC = clang

# =========================
# sources
# =========================

SRC = \
	src/core/dwm.c \
	src/drw/drw.c \
	src/util/util.c
	# src/core/globals.c \
	# src/x11/xevents.c \
	# src/x11/xutil.c \
	# src/wm/client.c \
	# src/wm/monitor.c \
	# src/wm/layout.c \
	# src/ui/input.c \
	# src/ui/bar.c \
	# src/ui/systray.c \


OBJ = ${SRC:.c=.o}

# =========================
# build rules
# =========================

all: dwm

%.o: %.c
	${CC} -c ${CFLAGS} -o $@ $<

dwm: ${OBJ}
	${CC} -o $@ ${OBJ} ${LDFLAGS}

# =========================
# install
# =========================

install: dwm
	mkdir -p ${DESTDIR}${PREFIX}/bin
	cp -f dwm ${DESTDIR}${PREFIX}/bin
	chmod 755 ${DESTDIR}${PREFIX}/bin/dwm
	mkdir -p ${DESTDIR}${MANPREFIX}/man1
	sed "s/VERSION/${VERSION}/g" < assets/dwm.1 > ${DESTDIR}${MANPREFIX}/man1/dwm.1
	chmod 644 ${DESTDIR}${MANPREFIX}/man1/dwm.1

uninstall:
	rm -f ${DESTDIR}${PREFIX}/bin/dwm \
	      ${DESTDIR}${MANPREFIX}/man1/dwm.1

# =========================
# housekeeping
# =========================

clean:
	rm -f dwm ${OBJ}

.PHONY: all clean install uninstall