sources = $(wildcard *.md)
htmls = $(sources:.md=.html)
pdfs = $(sources:.md=.pdf)
.SUFFIXES: .md .html .pdf
.md.html:
subplot docgen --output $@ $<
.md.pdf:
subplot docgen --output $@ $<
all: $(htmls) $(pdfs)
rethinking-email.pdf rethinking-email.html: rethinking-email.md email.bib