Add a makefile

Replace the python scripts for building the shared lib and tests with a
Makefile, which makes it easier to handle a mix of C and C++.

1 files changed, 69 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..a722b70
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,69 @@
+#!/usr/bin/make -f
+
+BUILD_DIR := build
+OPTIMIZE_FLAGS ?= -g -O3
+TEST_OPTIMIZE_FLAGS ?= -g -O0
+CC = gcc
+TARGET := $(BUILD_DIR)/libolm.so
+
+SOURCES := $(wildcard src/*.cpp) $(wildcard src/*.c)
+OBJECTS := $(patsubst src/%,$(BUILD_DIR)/%,$(patsubst %.c,%.o,$(patsubst %.cpp,%.o,$(SOURCES))))
+TEST_SOURCES := $(wildcard tests/test_*.cpp) $(wildcard tests/test_*.c)
+TEST_BINARIES := $(patsubst tests/%,$(BUILD_DIR)/%,$(patsubst %.c,%,$(patsubst %.cpp,%,$(TEST_SOURCES))))
+
+CPPFLAGS += -Iinclude -Ilib
+CFLAGS += -Wall --std=c89 -fPIC
+CXXFLAGS += -Wall --std=c++11 -fPIC
+LDFLAGS += -Wall
+
+# generate .d files when compiling
+CPPFLAGS += -MMD
+
+### per-target variables
+
+$(OBJECTS): CFLAGS += $(OPTIMIZE_FLAGS)
+$(OBJECTS): CXXFLAGS += $(OPTIMIZE_FLAGS)
+$(TARGET): LDFLAGS += $(OPTIMIZE_FLAGS)
+
+$(TEST_BINARIES): CPPFLAGS += -Itests/include
+$(TEST_BINARIES): LDLIBS += -lolm
+$(TEST_BINARIES): LDFLAGS += $(TEST_OPTIMIZE_FLAGS) -L$(BUILD_DIR)
+
+### top-level targets
+
+$(TARGET): $(OBJECTS)
+	$(CXX) $(LDFLAGS) --shared -fPIC $^ $(OUTPUT_OPTION)
+
+clean:;
+	rm -rf $(OBJECTS) $(OBJECTS:.o=.d) \
+               $(TEST_BINARIES) $(TEST_BINARIES:=.d) \
+               $(TARGET)
+
+build_tests: $(TEST_BINARIES)
+
+test: build_tests
+	for i in $(TEST_BINARIES); do \
+	    echo $$i; \
+	    LD_LIBRARY_PATH=$(BUILD_DIR) $$i || exit $$?; \
+	done
+
+### rules for building objects
+$(BUILD_DIR)/%.o: src/%.c
+	$(COMPILE.c) $(OUTPUT_OPTION) $<
+
+$(BUILD_DIR)/%.o: src/%.cpp
+	$(COMPILE.cc) $(OUTPUT_OPTION) $<
+
+$(BUILD_DIR)/%: tests/%.c
+	$(LINK.c) $< $(LOADLIBES) $(LDLIBS) -o $@
+
+$(BUILD_DIR)/%: tests/%.cpp
+	$(LINK.cc) $< $(LOADLIBES) $(LDLIBS) -o $@
+
+
+### dependencies
+
+$(TEST_BINARIES): $(TARGET)
+
+-include $(OBJECTS:.o=.d)
+-include $(TEST_BINARIES:=.d)