#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright (c) 2010, 2016, Oracle and/or its affiliates. All rights reserved.
#

# Set default PyPI name
COMPONENT_PYPI?=$(COMPONENT_NAME)
# Set default to PyPI url
COMPONENT_ARCHIVE_URL?=$(call pypi_url)

define python-rule
$(BUILD_DIR)/%-$(1)/.built:		PYTHON_VERSION=$(1)
$(BUILD_DIR)/%-$(1)/.installed:		PYTHON_VERSION=$(1)
$(BUILD_DIR)/%-$(1)/.tested:		PYTHON_VERSION=$(1)
$(BUILD_DIR)/%-$(1)/.tested-and-compared:	PYTHON_VERSION=$(1)
endef

$(foreach pyver, $(PYTHON_VERSIONS), $(eval $(call python-rule,$(pyver))))

$(BUILD_DIR)/$(MACH32)-%/.built:	BITS=32
$(BUILD_DIR)/$(MACH64)-%/.built:	BITS=64
$(BUILD_DIR)/$(MACH32)-%/.installed:	BITS=32
$(BUILD_DIR)/$(MACH64)-%/.installed:	BITS=64
$(BUILD_DIR)/$(MACH32)-%/.tested:	BITS=32
$(BUILD_DIR)/$(MACH64)-%/.tested:	BITS=64
$(BUILD_DIR)/$(MACH32)-%/.tested-and-compared:	BITS=32
$(BUILD_DIR)/$(MACH64)-%/.tested-and-compared:	BITS=64

PYTHON_32_VERSIONS = $(filter-out $(PYTHON_64_ONLY_VERSIONS), $(PYTHON_VERSIONS))

BUILD_32 = $(PYTHON_32_VERSIONS:%=$(BUILD_DIR)/$(MACH32)-%/.built)
BUILD_64 = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH64)-%/.built)
BUILD_NO_ARCH = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH)-%/.built)

ifeq ($(filter-out $(PYTHON_64_ONLY_VERSIONS), $(PYTHON_VERSION)),)
BUILD_32_and_64 = $(BUILD_64)
endif

INSTALL_32 = $(PYTHON_32_VERSIONS:%=$(BUILD_DIR)/$(MACH32)-%/.installed)
INSTALL_64 = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH64)-%/.installed)
INSTALL_NO_ARCH = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH)-%/.installed)

PYTHON_ENV =	CC="$(CC)"
PYTHON_ENV +=	CFLAGS="$(CFLAGS)"
PYTHON_ENV +=	PKG_CONFIG_PATH="$(PKG_CONFIG_PATH)"

COMPONENT_BUILD_ENV += $(PYTHON_ENV)
COMPONENT_INSTALL_ENV += $(PYTHON_ENV)
COMPONENT_TEST_ENV += $(PYTHON_ENV)

# Reset arguments specified as environmnent variables
COMPONENT_BUILD_ARGS =

# If we are building Python 3.5 support, build it and install it
# before Python 2.7, so 2.7 is installed last and is the canonical version.
# When we change the default, the new default should go last.
ifneq ($(findstring 3.5,$(PYTHON_VERSIONS)),)
$(BUILD_DIR)/%-2.7/.built:     $(BUILD_DIR)/%-3.5/.built
$(BUILD_DIR)/%-2.7/.installed: $(BUILD_DIR)/%-3.5/.installed
endif

# Create a distutils config file specific to the combination of build
# characteristics (bittedness x Python version), and put it in its own
# directory.  We can set $HOME to point distutils at it later, allowing
# the install phase to find the temporary build directories.
CFG=.pydistutils.cfg
$(BUILD_DIR)/config-%/$(CFG):
	$(MKDIR) $(@D)
	echo "[build]\nbuild_base = $(BUILD_DIR)/$*" > $@

# build the configured source
$(BUILD_DIR)/%/.built:	$(SOURCE_DIR)/.prep $(BUILD_DIR)/config-%/$(CFG)
	$(RM) -r $(@D) ; $(MKDIR) $(@D)
	$(COMPONENT_PRE_BUILD_ACTION)
	(cd $(SOURCE_DIR) ; $(ENV) HOME=$(BUILD_DIR)/config-$* $(COMPONENT_BUILD_ENV) \
		$(PYTHON.$(BITS)) ./setup.py build $(COMPONENT_BUILD_ARGS))
	$(COMPONENT_POST_BUILD_ACTION)
ifeq   ($(strip $(PARFAIT_BUILD)),yes)
	-$(PARFAIT) $(SOURCE_DIR)/$(@D:$(BUILD_DIR)/%=%)
endif
	$(TOUCH) $@


COMPONENT_INSTALL_ARGS +=	--root $(PROTO_DIR) 
COMPONENT_INSTALL_ARGS +=	--install-lib=$(PYTHON_LIB)
COMPONENT_INSTALL_ARGS +=	--install-purelib=$(PYTHON_LIB)
COMPONENT_INSTALL_ARGS +=	--install-platlib=$(PYTHON_LIB)
COMPONENT_INSTALL_ARGS +=	--install-data=$(PYTHON_DATA)
COMPONENT_INSTALL_ARGS +=	--force

# install the built source into a prototype area
$(BUILD_DIR)/%/.installed:	$(BUILD_DIR)/%/.built $(BUILD_DIR)/config-%/$(CFG)
	$(COMPONENT_PRE_INSTALL_ACTION)
	(cd $(SOURCE_DIR) ; $(ENV) HOME=$(BUILD_DIR)/config-$* $(COMPONENT_INSTALL_ENV) \
		$(PYTHON.$(BITS)) ./setup.py install $(COMPONENT_INSTALL_ARGS))
	$(COMPONENT_POST_INSTALL_ACTION)
	$(TOUCH) $@

# Define bit specific and Python version specific filenames.
ifeq ($(strip $(USE_COMMON_TEST_MASTER)),no)
COMPONENT_TEST_MASTER =	$(COMPONENT_TEST_RESULTS_DIR)/results-$(PYTHON_VERSION)-$(BITS).master
endif
COMPONENT_TEST_OUTPUT =	$(COMPONENT_TEST_BUILD_DIR)/test-$(PYTHON_VERSION)-$(BITS)-results
COMPONENT_TEST_DIFFS =	$(COMPONENT_TEST_BUILD_DIR)/test-$(PYTHON_VERSION)-$(BITS)-diffs
COMPONENT_TEST_SNAPSHOT = $(COMPONENT_TEST_BUILD_DIR)/results-$(PYTHON_VERSION)-$(BITS).snapshot
COMPONENT_TEST_TRANSFORM_CMD = $(COMPONENT_TEST_BUILD_DIR)/transform-$(PYTHON_VERSION)-$(BITS)-results

COMPONENT_TEST_DEP =	$(BUILD_DIR)/%/.installed
COMPONENT_TEST_DIR =	$(COMPONENT_SRC)/test
COMPONENT_TEST_ENV_CMD =	$(ENV)
COMPONENT_TEST_ENV +=	PYTHONPATH=$(PROTO_DIR)$(PYTHON_VENDOR_PACKAGES)
COMPONENT_TEST_CMD =	$(PYTHON)
COMPONENT_TEST_ARGS +=	./runtests.py

# determine the type of tests we want to run.
ifeq ($(strip $(wildcard $(COMPONENT_TEST_RESULTS_DIR)/results-*.master)),)
TEST_32 = $(PYTHON_32_VERSIONS:%=$(BUILD_DIR)/$(MACH32)-%/.tested)
TEST_64 = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH64)-%/.tested)
TEST_NO_ARCH = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH)-%/.tested)
else
TEST_32 = $(PYTHON_32_VERSIONS:%=$(BUILD_DIR)/$(MACH32)-%/.tested-and-compared)
TEST_64 = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH64)-%/.tested-and-compared)
TEST_NO_ARCH = $(PYTHON_VERSIONS:%=$(BUILD_DIR)/$(MACH)-%/.tested-and-compared)
endif

# test the built source
$(BUILD_DIR)/%/.tested-and-compared:    $(COMPONENT_TEST_DEP)
	$(RM) -rf $(COMPONENT_TEST_BUILD_DIR)
	$(MKDIR) $(COMPONENT_TEST_BUILD_DIR)
	$(COMPONENT_PRE_TEST_ACTION)
	-(cd $(COMPONENT_TEST_DIR) ; \
		$(COMPONENT_TEST_ENV_CMD) $(COMPONENT_TEST_ENV) \
		$(COMPONENT_TEST_CMD) $(COMPONENT_TEST_ARGS)) \
		&> $(COMPONENT_TEST_OUTPUT)
	$(COMPONENT_POST_TEST_ACTION)
	$(COMPONENT_TEST_CREATE_TRANSFORMS)
	$(COMPONENT_TEST_PERFORM_TRANSFORM)
	$(COMPONENT_TEST_COMPARE)
	$(COMPONENT_TEST_CLEANUP)
	$(TOUCH) $@

$(BUILD_DIR)/%/.tested:    $(COMPONENT_TEST_DEP)
	$(COMPONENT_PRE_TEST_ACTION)
	(cd $(COMPONENT_TEST_DIR) ; \
		$(COMPONENT_TEST_ENV_CMD) $(COMPONENT_TEST_ENV) \
		$(COMPONENT_TEST_CMD) $(COMPONENT_TEST_ARGS))
	$(COMPONENT_POST_TEST_ACTION)
	$(COMPONENT_TEST_CLEANUP)
	$(TOUCH) $@

ifeq   ($(strip $(PARFAIT_BUILD)),yes)
parfait: install
	-$(PARFAIT) build
else
parfait:
	$(MAKE) PARFAIT_BUILD=yes parfait
endif

clean::
	$(RM) -r $(SOURCE_DIR) $(BUILD_DIR)

# Make it easy to construct a URL for a pypi source download. This
# construct supports an optional call to a number from
# NUM_EXTRA_ARCHIVES for multiple archive downloads.
pypi_url_multi = pypi:///$(COMPONENT_NAME_$(1))==$(COMPONENT_VERSION_$(1))
pypi_url_single = pypi:///$(COMPONENT_NAME)==$(COMPONENT_VERSION)
pypi_url = $(if $(COMPONENT_NAME_$(1)),$(pypi_url_multi),$(pypi_url_single))