# -*- makefile -*-

PYTHON_VERSION  ?= 2.4.6
PYTHON_URL      ?= http://www.python.org/ftp/python/$(PYTHON_VERSION)/Python-$(PYTHON_VERSION).tgz
SETUPTOOLS_URL  ?= http://peak.telecommunity.com/dist/ez_setup.py

###########################################################################

PYTHON_DIR ?= python

PYTHON       = $(BASEDIR)/$(PYTHON_DIR)/bin/python
EASY_INSTALL = $(BASEDIR)/$(PYTHON_DIR)/bin/easy_install
PIP          = $(BASEDIR)/$(PYTHON_DIR)/bin/pip
PASTER       = $(BASEDIR)/$(PYTHON_DIR)/bin/paster

###########################################################################

python-unpack: $(PYTHON_DIR)/Python-$(PYTHON_VERSION)/README
$(PYTHON_DIR)/Python-$(PYTHON_VERSION)/README:
	mkdir -p $(PYTHON_DIR)
	@$(httpget) $(PYTHON_URL) $(PYTHON_DIR)/python.tgz
	tar -C $(PYTHON_DIR) -xzf $(PYTHON_DIR)/python.tgz
	rm -f $(PYTHON_DIR)/python.tgz
.PHONY: python-unpack

python-build: $(PYTHON)
$(PYTHON):
	cd $(PYTHON_DIR)/Python-$(PYTHON_VERSION) && ./configure --prefix=$(BASEDIR)/$(PYTHON_DIR)
	cd $(PYTHON_DIR)/Python-$(PYTHON_VERSION) && make
	cd $(PYTHON_DIR)/Python-$(PYTHON_VERSION) && make install
.PHONY: python-build

python-rebuild: python-clean python-build
.PHONY: python-rebuild

python-clean:
	cd $(PYTHON_DIR)/Python-$(PYTHON_VERSION) && make clean
	rm -f $(PYTHON)
.PHONY: python-clean

python: python-unpack python-build
.PHONY: python

setuptools: $(BASEDIR)/$(PYTHON_DIR)/bin/easy_install
$(BASEDIR)/$(PYTHON_DIR)/bin/easy_install:
	mkdir -p $(PYTHON_DIR)/Extensions
	@$(httpget) $(SETUPTOOLS_URL) $(PYTHON_DIR)/Extensions/ez_setup.py
	@(														\
	    if [ -r $(DLCACHE)/setuptools-*.egg ]; then									\
		name="`cd $(DLCACHE); echo setuptools-*.egg`";								\
		echo "Fetching '$$name' from cache.";									\
		cp "$(DLCACHE)/$$name" $(PYTHON_DIR)/Extensions;							\
	    else													\
	        echo "Downloading setuptools.";										\
		( cd $(PYTHON_DIR)/Extensions && $(PYTHON) -c 'import ez_setup; ez_setup.download_setuptools()' );	\
		cp $(PYTHON_DIR)/Extensions/setuptools-*.egg $(DLCACHE);						\
	    fi;														\
	)
	cd $(PYTHON_DIR)/Extensions && $(PYTHON) ez_setup.py
.PHONY: setuptools

pip: $(PIP)
$(PIP):
	@$(dlegg) pip
	$(EASY_INSTALL) $(DLCACHE)/pip-*.egg

pybase: python setuptools pip
.PHONY: pybase

###########################################################################

debdepends::
	aptitude install build-essential zlibc

eggs::
	@$(install) zc.buildout

.gitignore::
	@$(gitignore) /python/

.env::
	@$(env) PATH $(BASEDIR)/$(PYTHON_DIR)/bin

clean:: python-clean

setup:: pybase