#!/usr/bin/make -f

PNGCRUSH ?= pngcrush
PNGCRUSHFLAGS ?= -brute -blacken -reduce -q
CRUSH.png ?= $(PNGCRUSH) $(PNGCRUSHFLAGS)

favicon_%.png: favicon.svg
	rsvg-convert -w $* -h $* $^ > $@
	$(CRUSH.png) -ow $@

%.ico: %_48.png %_32.png %_16.png
	convert $^ $@

ICONS := favicon.ico favicon_128.png favicon_192.png favicon_256.png

all: $(ICONS)

clean:
	$(RM) $(ICONS)