# Copyright 2016 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.

# While Bazel (http://bazel.io) is the primary build system used by cctz,
# this Makefile is provided as a convenience for those who can't use Bazel
# and can't compile the sources in their own build system.
#
# Suggested usage:
#   make -C build -f ../Makefile SRC=../ -j `nproc`

# local configuration
CXX = g++
STD = c++11
OPT = -O
PREFIX = /usr/local
CXXPICFLAGS = -fPIC

# possible support for googletest
## TESTS = civil_time_test time_zone_lookup_test time_zone_format_test
## TEST_FLAGS = ...
## TEST_LIBS = ...

VPATH = $(SRC)include:$(SRC)src:$(SRC)examples
CC = $(CXX)
CPPFLAGS = -Wall -I$(SRC)include -std=$(STD) -pthread \
	   $(TEST_FLAGS) $(OPT) $(CXXPICFLAGS) -MMD
ARFLAGS = rcs
LDFLAGS = -pthread
LDLIBS = $(TEST_LIBS)

CCTZ_LIB = libcctz.a

CCTZ_HDRS =			\
	civil_time.h		\
	civil_time_detail.h	\
	time_zone.h

CCTZ_OBJS =			\
	time_zone_fixed.o \
	time_zone_format.o	\
	time_zone_if.o		\
	time_zone_impl.o	\
	time_zone_info.o	\
	time_zone_libc.o	\
	time_zone_lookup.o	\
	time_zone_posix.o

TOOLS = time_tool
EXAMPLES = classic epoch_shift hello example1 example2 example3 example4

all: $(TESTS) $(TOOLS) $(EXAMPLES)

$(TESTS) $(TOOLS) $(EXAMPLES): $(CCTZ_LIB)

$(CCTZ_LIB): $(CCTZ_OBJS)
	$(AR) $(ARFLAGS) $@ $(CCTZ_OBJS)

install: $(CCTZ_HDRS) $(CCTZ_LIB)
	sudo cp -p $(CCTZ_HDRS) $(PREFIX)/include
	sudo cp -p $(CCTZ_LIB) $(PREFIX)/lib

clean:
	@$(RM) -r $(EXAMPLES:=.dSYM) $(EXAMPLES:=.o) $(EXAMPLES:=.d) $(EXAMPLES)
	@$(RM) -r $(TOOLS:=.dSYM) $(TOOLS:=.o) $(TOOLS:=.d) $(TOOLS)
	@$(RM) -r $(TESTS:=.dSYM) $(TESTS:=.o) $(TESTS:=.d) $(TESTS)
	@$(RM) $(CCTZ_OBJS) $(CCTZ_OBJS:.o=.d) $(CCTZ_LIB)

-include $(CCTZ_OBJS:.o=.d) $(TESTS:=.d) $(TOOLS:=.d) $(EXAMPLES:=.d)
