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# **********************************************************************
#
# Copyright (c) 2003-2017 ZeroC, Inc. All rights reserved.
#
# This copy of Ice is licensed to you under the terms described in the
# ICE_LICENSE file included in this distribution.
#
# **********************************************************************
#
# If multiple versions of Python are installed and you want a specific
# version to be used for building the Ice extension, set PYTHON to the
# location of the python interpreter.
#
PYTHON ?= python
# ----------------------------------------------------------------------
# Don't change anything below this line!
# ----------------------------------------------------------------------
-include $(lang_srcdir)/config/Make.rules.$(os)
python-call = $(shell $(PYTHON) -c "import sys; import distutils.sysconfig as ds; sys.stdout.write($1)")
PYTHON_VERSION ?= python$(PYTHON_BASE_VERSION)
PYTHON_BASE_VERSION ?= $(call python-call,ds.get_python_version())
PYTHON_INCLUDE_DIR ?= $(call python-call,ds.get_python_inc())
PYTHON_LIB_DIR ?= $(call python-call,ds.get_config_var('LIBPL'))
PYTHON_LIB_SUFFIX ?= $(call python-call,sys.__dict__['abiflags'] if 'abiflags' in sys.__dict__ else '')
PYTHON_LIB_NAME ?= $(PYTHON_VERSION)$(PYTHON_LIB_SUFFIX)
python_cppflags := -I$(PYTHON_INCLUDE_DIR)
python_ldflags := -L$(PYTHON_LIB_DIR) -l$(PYTHON_LIB_NAME)
#
# Python installation directory
#
install_pythondir = $(if $(usr_dir_install),$(shell $(PYTHON) $(lang_srcdir)/config/install_dir),$(prefix)/python)
#
# Rules to build a python module. We just compute the name of the python module
# and delegate to make-shared-module.
#
mkpymodulename ?= $(patsubst lib%,%,$(call mkshlibname,$(1)))
make-shared-python-module = $(call make-shared-module,$(call mkpymodulename,$1),$2,$3,$4,$5,$6,$7,$8,$9)
get-shared-python-module-targets = $(call get-shared-module-targets,$(call mkpymodulename,$1),$2,$3,$4)
install-shared-python-module = $(call install-shared-module,$(call mkpymodulename,$1),$2,$3,$4,$5)
$(DESTDIR)$(install_pythondir):
$(Q)$(MKDIR) -p $@
installdirs += $(install_pythondir)
#
# $(call make-python-package,$1=slicedir,$2=generateddir,$3=package,$4=sliceflags)
#
# Compile slice files from $(slicedir)/<package> to python/<package>.
#
define make-python-package
$2/$3/.depend/%.ice.d: | $2/$3/.depend ;
$2/$3/.depend:
$(Q)$(MKDIR) -p $$@
.PRECIOUS: $2/$3/.depend/%.ice.d
ifeq ($(filter %clean,$(MAKECMDGOALS)),)
# Include the dependencies
-include $(addprefix $2/.depend/,$(call source-to-dependency,$(wildcard $1/$3/*.ice)))
endif
$$(eval $$(call make-python-slice,$1,$2,$3,,$4))
distclean clean::
$(E) "Cleaning package $3"
$(Q)$(RM) -r $2/$3/.depend
$(Q)$(if $(findstring --no-package,$4),,$(RM) $2/$3/.__init__.py)
$(Q)$(RM) $(patsubst $1/$3/%.ice,$2/$3_%_ice.py,$(wildcard $1/$3/*.ice))
generate-srcs srcs all:: $(patsubst $1/$3/%.ice,$2/$3_%_ice.py,$(wildcard $1/$3/*.ice))
$$(eval $$(call install-data-files,$(patsubst $1/$3/%.ice,$2/$3_%_ice.py,$(wildcard $1/$3/*.ice)),$2,$(install_pythondir),install))
endef
#
# $(call make-python-slice,$1=slicedir,$2=generateddir,$3=package,$4=file,$5=sliceflags)
#
define make-python-slice
$2/$3_$(or $4,%)_ice.py: $1/$3/$(or $4,%).ice $2/$3/.depend/$(or $4,%).ice.d $(slice2py_path)
$(E) "Compiling $$<"
$(Q)$(slice2py_path) -I$1 --output-dir $2 $5 --depend $$< > $2/$3/.depend/$(or $4,$$(*F)).ice.d
$(Q)$(slice2py_path) -I$1 --output-dir $2 --prefix $3_ --checksum $5 $$<
endef
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