# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

#
# GNU Make based build file.  For details on GNU Make see:
#   http://www.gnu.org/software/make/manual/make.html
#

# Always use cmd.exe as the shell on Windows. Otherwise Make may try to search
# the path for sh.exe. If it is found in a path with a space, the command will
# fail.
ifeq ($(OS),Windows_NT)
  SHELL := cmd.exe
endif

PROJECTS := \
[[for project in projects:]]
  {{project}} \
[[]]

[[for dep,vals in deps.iteritems():]]
{{dep}}_DEPS:={{'_ALL_TARGET '.join(vals) + '_ALL_TARGET'}}
[[]]

HTTPD_PY := python {{rel_sdk}}/tools/httpd.py

ifeq ($(TOOLCHAIN),all)
TOOLCHAIN_ARG:=TOOLCHAIN=all
endif

# Define the default target
all:

#
# Target Macro
#
# Macro defines a phony target for each example, and adds it to a list of
# targets.
#
# Note: We use targets for each project (instead of an explicit recipe) so
# each project can be built in parallel.
#
define TARGET
ALL_TARGET_LIST+=$(1)_ALL_TARGET
.PHONY: $(1)_ALL_TARGET
$(1)_ALL_TARGET: $$($(1)_DEPS)
	+$(MAKE) -C $(1) $(TOOLCHAIN_ARG) all

CLEAN_TARGET_LIST+=$(1)_CLEAN_TARGET
.PHONY: $(1)_CLEAN_TARGET
$(1)_CLEAN_TARGET:
	+$(MAKE) -C $(1) $(TOOLCHAIN_ARG) clean
endef


# Define the various targets via the Macro
$(foreach proj,$(PROJECTS),$(eval $(call TARGET,$(proj))))

.PHONY: all
all: $(ALL_TARGET_LIST)
	@echo Done building targets.

.PHONY: clean
clean: $(CLEAN_TARGET_LIST)
	@echo Done cleaning targets.

.PHONY: serve
serve: all
	@echo Starting up python webserver.
	@$(HTTPD_PY)

# Phony aliases for backward compatibility
RUN: run
run: serve

all_versions:
	+$(MAKE) TOOLCHAIN=all

.PHONY: RUN all_versions