Add ugen to repo

Makefile

@@ -1,6 +1,8 @@
 default: all
 
-SRC_DIRS := . src src/libmld src/libp src/libu src/libxmalloc src/uopt
+SRC_DIRS := . src src/libmld src/libp src/libu src/libxmalloc
+UOPT_DIR := src/uopt
+UGEN_DIR := src/ugen
 
 AVOID_UB ?= 1
 
@@ -12,20 +14,26 @@ ifeq ($(AVOID_UB),1)
 endif
 
 BUILD_DIR := build
-ALL_DIRS := $(addprefix $(BUILD_DIR)/,$(SRC_DIRS))
+ALL_DIRS := $(addprefix $(BUILD_DIR)/,$(SRC_DIRS) $(UOPT_DIR) $(UGEN_DIR))
 
 C_FILES := $(foreach dir,$(SRC_DIRS),$(wildcard $(dir)/*.c))
-O_FILES := $(addprefix $(BUILD_DIR)/,$(C_FILES:.c=.o))
+UOPT_C_FILES := $(C_FILES) $(foreach dir,$(UOPT_DIR),$(wildcard $(dir)/*.c))
+UGEN_C_FILES := $(C_FILES) $(foreach dir,$(UGEN_DIR),$(wildcard $(dir)/*.c))
+UOPT_O_FILES := $(addprefix $(BUILD_DIR)/,$(UOPT_C_FILES:.c=.o))
+UGEN_O_FILES := $(addprefix $(BUILD_DIR)/,$(UGEN_C_FILES:.c=.o))
 DEP_FILES := $(O_FILES:.o=.d)
 
 # Ensure build directories exist before compiling anything
 DUMMY != mkdir -p $(ALL_DIRS)
 
-TARGET := $(BUILD_DIR)/uopt
+TARGETS := $(BUILD_DIR)/uopt $(BUILD_DIR)/ugen
 
-all: $(TARGET)
+all: $(TARGETS)
 
-$(TARGET): $(O_FILES)
+$(BUILD_DIR)/uopt: $(UOPT_O_FILES)
+	$(CC) -o $@ $^ $(LDFLAGS)
+
+$(BUILD_DIR)/ugen: $(UGEN_O_FILES)
 	$(CC) -o $@ $^ $(LDFLAGS)
 
 $(BUILD_DIR)/%.o: %.c

libcwrap.c

@@ -14,7 +14,6 @@ double _atod(const char *str) {
 int main1(int argc, char *argv[]);
 
 int main(int argc, char *argv[]) {
-    puts("main");
     __Argc = argc;
     __Argv = argv;
     output.c_file = stdout;