Initial commit.

Makefile

@@ -0,0 +1,60 @@
+CC ?= cc
+CXX ?= c++
+PKG_CONFIG ?= pkg-config
+BUILD_DIR ?= build
+PREFIX ?= /usr/local
+
+CFLAGS ?= -O2 -g
+CFLAGS += -std=c99 -Wall -Wextra -Wpedantic -Wconversion -Wshadow -Iinclude
+CXXFLAGS ?= -O2 -g
+CXXFLAGS += -std=c++17 -Wall -Wextra -Wpedantic -Iinclude
+LDFLAGS ?=
+
+CORE_SOURCES := src/core/xtlite.c src/graph/graph.c src/dsp/gain.c src/engine/offline_engine.c
+CORE_OBJECTS := $(CORE_SOURCES:%.c=$(BUILD_DIR)/%.o)
+TEST_OBJECT := $(BUILD_DIR)/tests/unit/test_core.o
+GUI_AVAILABLE := $(shell $(PKG_CONFIG) --exists fltk 2>/dev/null && echo yes)
+
+.PHONY: all clean test gui install
+all: $(BUILD_DIR)/libxtlite.a
+
+$(BUILD_DIR)/libxtlite.a: $(CORE_OBJECTS)
+	@mkdir -p $(@D)
+	$(AR) rcs $@ $^
+
+$(BUILD_DIR)/%.o: %.c
+	@mkdir -p $(@D)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(BUILD_DIR)/%.o: %.cpp
+	@mkdir -p $(@D)
+	$(CXX) $(CXXFLAGS) $(shell $(PKG_CONFIG) --cflags fltk 2>/dev/null) -c $< -o $@
+
+$(TEST_OBJECT): tests/unit/test_core.c
+	@mkdir -p $(@D)
+	$(CC) $(CFLAGS) -c $< -o $@
+
+$(BUILD_DIR)/test_core: $(TEST_OBJECT) $(BUILD_DIR)/libxtlite.a
+	$(CC) $(LDFLAGS) -o $@ $(TEST_OBJECT) $(BUILD_DIR)/libxtlite.a -lm
+
+test: $(BUILD_DIR)/test_core
+	./$(BUILD_DIR)/test_core
+
+ifeq ($(GUI_AVAILABLE),yes)
+gui: $(BUILD_DIR)/xtlite
+
+$(BUILD_DIR)/xtlite: $(BUILD_DIR)/src/gui/main.o $(BUILD_DIR)/src/gui/main_window.o $(BUILD_DIR)/libxtlite.a
+	$(CXX) $(LDFLAGS) -o $@ $^ $(shell $(PKG_CONFIG) --libs fltk) -lm
+else
+gui:
+	@echo "FLTK was not found by pkg-config. Install FLTK development files to build the GUI."
+	@exit 1
+endif
+
+install: all
+	install -d "$(DESTDIR)$(PREFIX)/include/xtlite" "$(DESTDIR)$(PREFIX)/lib"
+	install -m 0644 include/xtlite/*.h "$(DESTDIR)$(PREFIX)/include/xtlite/"
+	install -m 0644 "$(BUILD_DIR)/libxtlite.a" "$(DESTDIR)$(PREFIX)/lib/"
+
+clean:
+	rm -rf "$(BUILD_DIR)"