PREFIX=/usr
BINDIR=$(PREFIX)/bin
SHAREDIR=$(PREFIX)/share
CFLAGS=-Wall -g3
OBJECTS=main.o gcode.o mirror.o move.o info.o preview.o preview_term.o preview_pnm.o
ifneq ($(shell pkg-config $(PCFLAGS) --libs sdl2 2> /dev/null),)
  LIBS+=$(shell pkg-config $(PCFLAGS) --libs sdl2)
  CFLAGS+=$(shell pkg-config $(PCFLAGS) --cflags sdl2) -DHAS_SDL=1
  OBJECTS+=preview_sdl.o
endif

gcodetool: $(OBJECTS)
	$(CC) $^ $(LIBS) -lm -o $@
static: CC+=-static
static: PCFLAGS+=--static
static: gcodetool

install: gcodetool
	install -D gcodetool $(BINDIR)/gcodetool
	install -D gcodetool.thumbnailer $(SHAREDIR)/thumbnailers/gcodetool.thumbnailer

clean:
	rm -f $(OBJECTS) gcodetool