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

# libs
LIBS = -lX11 -lXinerama -lXcursor

# flags
CPPFLAGS = -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=700
CFLAGS = -std=c99 -pedantic -Wall -Wextra -Os ${CPPFLAGS} -fdiagnostics-color=always
LDFLAGS = ${LIBS}

# uncomment this block for OpenBSD
# CFLAGS += -I/usr/X11R6/include
# LDFLAGS += -L/usr/X11R6/lib

# tools
CC = cc

# files
SRC = src/sxwm.c src/parser.c
OBJ = build/sxwm.o build/parser.o

all: sxwm

# rules
build/sxwm.o: src/sxwm.c
	mkdir -p build
	${CC} -c ${CFLAGS} src/sxwm.c -o build/sxwm.o

build/parser.o: src/parser.c
	mkdir -p build
	${CC} -c ${CFLAGS} src/parser.c -o build/parser.o

sxwm: ${OBJ}
	${CC} -o sxwm ${OBJ} ${LDFLAGS}

clean:
	rm -rf build sxwm

install: all
	mkdir -p ${DESTDIR}${PREFIX}/bin
	cp -f sxwm ${DESTDIR}${PREFIX}/bin/
	chmod 755 ${DESTDIR}${PREFIX}/bin/sxwm
	mkdir -p ${DESTDIR}${MANPREFIX}/man1
	cp -f docs/sxwm.1 ${DESTDIR}${MANPREFIX}/man1/
	chmod 644 ${DESTDIR}${MANPREFIX}/man1/sxwm.1
	mkdir -p ${DESTDIR}${PREFIX}/share
	cp -f default_sxwmrc ${DESTDIR}${PREFIX}/share/sxwmrc

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

clangd:
	rm -f compile_flags.txt
	for f in ${CFLAGS}; do echo $$f >> compile_flags.txt; done

.PHONY: all clean install uninstall clangd