$(LATEX) $(PN).tex
-ifdef INDICES
-# We need to be able to build the index source files without involving
-# the main $(PN).pdf rule, in order to avoid a chicken-and-egg problem.
-# This is similar to the $(PN).aux rule above, except that an index is
-# optional and there might be more than one of them.
-$(INDEX_SRCS): $(PN).tex
- $(LATEX) $(PN).tex
-endif
-
# The pipe below indicates an "order-only dependency" on the aux file.
# Without it, every compilation of $(PN).tex would produce a new
# $(PN).aux, and thus $(PN).bbl would be rebuilt. This in turn causes