UNAME_S := $(shell uname -s)

CFLAGS=-O2 -Wall -Wextra -lX11 -lpci
PREFIX=/usr
CACHE=$(shell if [ "$$XDG_CACHE_HOME" ]; then echo "$$XDG_CACHE_HOME"; else echo "$$HOME"/.cache; fi)

ifeq ($(UNAME_S),Linux)
    CFLAGS += -lwayland-client -D LINUX
endif
ifeq ($(UNAME_S),FreeBSD)
    PREFIX=/usr/local
    CFLAGS += -D FREEBSD
endif
ifeq ($(UNAME_S),OpenBSD)
    PREFIX=/usr/local
    CFLAGS += -D OPENBSD
endif

all: paleofetch

clean:
	rm -f paleofetch $(CACHE)/paleofetch

paleofetch: paleofetch.c paleofetch.h config.h
	$(eval packages := $(shell ./config_scripts/package_config.sh))
	$(CC) paleofetch.c -o paleofetch $(CFLAGS) -D $(packages)
	strip paleofetch

config.h:
	cp config.def.h $@

install: paleofetch
	mkdir -p $(PREFIX)/bin
	install ./paleofetch $(PREFIX)/bin/paleofetch