makefile

# Project directory layout
SRCDIR		?= ./src
SCRIPTDIR	?= ./scripts
TESTDIR		?= $(SCRIPTDIR)/tests

# Output directories
OBJDIR		?= ./obj
BINDIR		?= ./bin
EXECUTABLE	?= $(BINDIR)/jazzinsea
PREFIX		?= /usr/local

SOURCES		:= $(shell find $(SRCDIR) -name '*.c')
OBJECTS		:= $(SOURCES:$(SRCDIR)/%.c=$(OBJDIR)/%.o)
OBJDIRS		:= $(sort $(dir $(OBJECTS)))
DEPENDS		:= $(patsubst $(SRCDIR)/%.c, $(OBJDIR)/%.d, $(SOURCES))

# TEST_EVAL_STATE	Test if the state object is the same before and
#			after call to '_evaluate'.

DEBUGMACROS	?=	\
-UTEST_EVAL_STATE	\

# MEASURE_EVAL_COUNT	Count the number of calls to the _evaluate function.
# MEASURE_EVAL_TIME	Measure how long the _evaluate function takes.

CMACROS		?=	\
-DMEASURE_EVAL_COUNT	\
-DMEASURE_EVAL_TIME	\

CC		:= gcc
CFLAGS		:= -Wall -Werror
CPPFLAGS	:= -I src/ $(CMACROS)

.PHONY: all debug build \
	clean gen-bear tests

all: build

debug: CFLAGS += -g
debug: CPPFLAGS += $(DEBUGMACROS)
debug: $(OBJDIRS) $(EXECUTABLE)

build: CFLAGS += -O3
build: CPPFLAGS += -DNDEBUG
build: $(OBJDIRS) $(EXECUTABLE)

# Header dependencies
-include $(DEPENDS)

# Building
$(BINDIR):
	mkdir -p $(BINDIR)

$(EXECUTABLE): $(OBJECTS) | $(BINDIR)
	$(CC) $(CFLAGS) $(CPPFLAGS) $^ -o $@

$(OBJDIRS):
	mkdir -p $@

$(OBJDIR)/%.o: $(SRCDIR)/%.c
	$(CC) $(CFLAGS) $(CPPFLAGS) -MMD -MP -c $< -o $@

install: $(EXECUTABLE)
	install $(BINDIR)/jazzinsea $(DESTDIR)$(PREFIX)/bin/jazzinsea

uninstall:
	rm -f $(DESTDIR)$(PREFIX)/bin/jazzinsea

# Miscellaneous
clean:
	rm -rf $(OBJDIR)
	rm -rf $(BINDIR)

gen-bear: clean
	bear -- make

tests:
	@for path in $$(ls $(TESTDIR)); do	\
		$(TESTDIR)/$$path || :;	\
	done					\