Modify makefile to create and use shared object file

Author: meatballs

Makefile

@@ -1 +1,60 @@
+EXECUTABLE = tourexec
+LIBRARY = libstrategies.so
 
+COMPILER = gfortran
+CFLAGS = -fno-automatic
+
+LINKER = gfortran
+
+SRC_DIR = src
+STRATEGY_SRC_DIR = $(SRC_DIR)/strategies
+TOURNAMENT_SRC_DIR = $(SRC_DIR)/tournament
+
+OBJ_DIR = obj
+STRATEGY_OBJ_DIR = $(OBJ_DIR)/strategies
+TOURNAMENT_OBJ_DIR = $(OBJ_DIR)/tournament
+
+BIN_DIR = bin
+
+# Use make's wildcard function to generate lists of source code files
+STRATEGY_SOURCES := $(wildcard $(STRATEGY_SRC_DIR)/*.f)
+TOURNAMENT_SOURCES := $(wildcard $(TOURNAMENT_SRC_DIR)/*.f)
+# Use make's substitution references to define corresponding lists of object files
+STRATEGY_OBJECTS := $(STRATEGY_SOURCES:$(STRATEGY_SRC_DIR)/%.f=$(STRATEGY_OBJ_DIR)/%.o)
+TOURNAMENT_OBJECTS := $(TOURNAMENT_SOURCES:$(TOURNAMENT_SRC_DIR)/%.f=$(TOURNAMENT_OBJ_DIR)/%.o)
+
+rm       = rm -rf
+
+.PHONY: all clean remove
+all: $(BIN_DIR)/$(EXECUTABLE) 
+
+# Link the tournament object files and the strategies shared object file to create the executable
+$(BIN_DIR)/$(EXECUTABLE): $(TOURNAMENT_OBJECTS) $(BIN_DIR)/$(LIBRARY)
+	@$(LINKER) -L $(BIN_DIR) $(TOURNAMENT_OBJECTS) -l strategies -o $@
+	@echo "Created executable file "$@
+
+# Link the strategy object files to a create a single shared object file
+$(BIN_DIR)/$(LIBRARY): $(STRATEGY_OBJECTS)
+	@mkdir -p $(@D)
+	@$(LINKER) -shared $(STRATEGY_OBJECTS) -o $@
+	@echo "Built shared object file "$@
+
+# Compile all strategy source files to object files
+$(STRATEGY_OBJECTS): $(STRATEGY_OBJ_DIR)/%.o : $(STRATEGY_SRC_DIR)/%.f
+	@mkdir -p $(@D)
+	@$(COMPILER) $(CFLAGS) -c $< -o $@
+	@echo "Compiled "$<" to "$@
+
+# Compile all tournament source files to object files
+$(TOURNAMENT_OBJECTS): $(TOURNAMENT_OBJ_DIR)/%.o : $(TOURNAMENT_SRC_DIR)/%.f
+	@mkdir -p $(@D)
+	@$(COMPILER) $(CFLAGS) -c $< -o $@
+	@echo "Compiled "$<" to "$@
+
+clean:
+	@$(rm) $(OBJ_DIR)
+	@echo "Removed obj directory"
+
+remove: clean
+	@$(rm) $(BIN_DIR)
+	@echo "Removed bin directory"