coz/common.mk
2015-05-28 14:54:43 -04:00

96 lines
2.4 KiB
Makefile

# Build with clang
CC := clang
CXX := clang++
# Default flags
CFLAGS ?= -g -O2
CXXFLAGS ?= $(CFLAGS)
LDFLAGS += $(addprefix -l,$(LIBS))
# Default source and object files
SRCS ?= $(wildcard *.cpp) $(wildcard *.c)
OBJS ?= $(addprefix obj/,$(patsubst %.cpp,%.o,$(patsubst %.c,%.o,$(SRCS))))
# Targets to build recirsively into $(DIRS)
RECURSIVE_TARGETS ?= all clean bench test
# Build in parallel
MAKEFLAGS := -j
# Targets separated by type
SHARED_LIB_TARGETS := $(filter %.so, $(TARGETS))
STATIC_LIB_TARGETS := $(filter %.a, $(TARGETS))
OTHER_TARGETS := $(filter-out %.so, $(filter-out %.a, $(TARGETS)))
# If not set, the build path is just the current directory name
MAKEPATH ?= `basename $(PWD)`
# Log the build path in gray, following by a log message in bold green
LOG_PREFIX := "\033[37;0m[$(MAKEPATH)]\033[0m\033[32;1m"
LOG_SUFFIX := "\033[0m"
# Build all targets by default
all:: $(TARGETS)
# Clean up after a bild
clean::
@for t in $(TARGETS); do \
echo $(LOG_PREFIX) Cleaning $$t $(LOG_SUFFIX); \
done
@rm -rf $(TARGETS) obj
test::
# Prevent errors if files named all, clean, bench, or test exist
.PHONY: all clean bench test
# Compile a C++ source file (and generate its dependency rules)
obj/%.o: %.cpp $(PREREQS)
@echo $(LOG_PREFIX) Compiling $< $(LOG_SUFFIX)
@mkdir -p obj
@$(CXX) $(CXXFLAGS) -MMD -MP -o $@ -c $<
# Compile a C source file (and generate its dependency rules)
obj/%.o: %.c $(PREREQS)
@echo $(LOG_PREFIX) Compiling $< $(LOG_SUFFIX)
@mkdir -p obj
@$(CC) $(CFLAGS) -MMD -MP -o $@ -c $<
# Link a shared library
$(SHARED_LIB_TARGETS): $(OBJS)
@echo $(LOG_PREFIX) Linking $@ $(LOG_SUFFIX)
@$(CXX) -shared $(LDFLAGS) -o $@ $^
$(STATIC_LIB_TARGETS): $(OBJS)
@echo $(LOG_PREFIX) Linking $@ $(LOG_SUFFIX)
@ar rs $@ $^
# Link binary targets
$(OTHER_TARGETS): $(OBJS)
@echo $(LOG_PREFIX) Linking $@ $(LOG_SUFFIX)
@$(CXX) $(LDFLAGS) -o $@ $^
# Set up build targets for benchmarking
ifneq ($(BENCHMARK),)
bench_inputs:
test_inputs:
bench:: $(OTHER_TARGETS) bench_inputs
$(ROOT)/coz run $(COZ_ARGS) --- ./$< $(BENCH_ARGS)
test:: $(OTHER_TARGETS) test_inputs
$(ROOT)/coz run $(COZ_ARGS) --- ./$< $(TEST_ARGS)
endif
# Include dependency rules for all objects
-include $(OBJS:.o=.d)
# Build any recursive targets in subdirectories
$(RECURSIVE_TARGETS)::
@for dir in $(DIRS); do \
$(MAKE) -C $$dir --no-print-directory $@ MAKEPATH="$(MAKEPATH)/$$dir"; \
done
include $(ROOT)/deps.mk