#
# (Re)builds Python metafiles (__init__.py) and documentation
#
# Mark Huang <mlhuang@cs.princeton.edu>
# Copyright (C) 2005 The Trustees of Princeton University
#
# $Id: plcsh,v 1.3 2006/01/09 19:57:24 mlhuang Exp $
#

# Metafiles
INIT := PLC/__init__.py PLC/Methods/__init__.py

# Other stuff
SUBDIRS := doc

all: $(INIT) $(SUBDIRS)

$(SUBDIRS): %:
	$(MAKE) -C $@

clean:
	find . -name '*.pyc' -execdir rm -f {} +
	rm -f $(INIT)
	for dir in $(SUBDIRS) ; do $(MAKE) -C $$dir clean ; done

# All .py files in PLC/
PLC := $(filter-out %/__init__.py, $(wildcard PLC/*.py))
PLC_init := all = '$(notdir $(PLC:.py=))'.split()

PLC/__init__.py:
	echo "$(PLC_init)" >$@

ifneq ($(sort $(PLC_init)), $(sort $(shell cat PLC/__init__.py 2>/dev/null)))
PLC/__init__.py: force
endif

# All .py files in PLC/Methods/ and PLC/Methods/system/
METHODS := $(filter-out %/__init__.py, $(wildcard PLC/Methods/*.py PLC/Methods/system/*.py))
Methods_init := methods = '$(notdir $(subst system/, system., $(METHODS:.py=)))'.split()

PLC/Methods/__init__.py:
	echo "$(Methods_init)" >$@

ifneq ($(sort $(Methods_init)), $(sort $(shell cat PLC/Methods/__init__.py 2>/dev/null)))
PLC/Methods/__init__.py: force
endif

force:

.PHONY: force clean $(SUBDIRS)