Dirs := Ag++Manual
LyxFiles := $(foreach dir,$(Dirs),$(wildcard $(dir)/*.lyx))
PdfFiles := $(patsubst %.lyx, %.pdf,$(LyxFiles))

all: pdf

pdf: $(PdfFiles)

%.pdf: %.lyx
	@echo Exporting $@
	@lyx -E pdf2 $@ $<

clean:
	rm -f */*.aux  */*.log */*.out */*.tex */*.toc