# Example Makefile to copy and edit for your own use
#   make: build .d, .o, and executable target
#   make clean: remove built files

# compiler
CC = gcc


# compiler flags 
CFLAGS = -Wall -g  

# include paths: 
#  define any non-default paths to header files (.h) used by this program 
#  (default location, /usr/include/, is searched by gcc last)
INCLUDES =  -I../includes -I.

# preprocessor flags 
# these flags create dependency files (.d) for all SRCS
CPPFLAGS = -MD -MP $(INCLUDES)

# library paths
#  define any non-default paths to where libraries used by the program may be 
#  (default location, /usr/lib/, is searched by gcc last)
LFLAGS = -L../lib -L/home/newhall/lib


# define libraries to link into executable 
#    -lm: std math library in /usr/lib (named libm.so or libm.a)
#    -lmylib: is a library not in standard location, so -L paths 
#             are used to find it (named libmylib.so or libmylib.a)
LIBS = -lm -lmylib

# set of source files 
#  (\ is the line continuation character)
SRCS =  emitter.c init.c lexer.c  symbol.c parser.c ast.c  \
        error.c symbol_table.c codegen.c emitcode.c main.c

# set of object files 
#  obtained from SRCS using suffix replacement rule
OBJS = $(SRCS:.c=.o)

# executable file name
TARGET = mycc

# .PHONY tells make that these targets are not file names but 
#  the target labels for a set of commands to run when `make [target label]` 
#  is invoked (e.g., `make clean` executes a `rm` command)
#  
.PHONY: clean

# the rest of this is generic and should not need to be edited:

all:    $(TARGET)

$(TARGET):  $(OBJS)
	$(CC) $(CPPFLAGS) $(CFLAGS) $(INCLUDES) -o $(TARGET) $(OBJS) $(LFLAGS) $(LIBS) 

# just use make's built-in rule (.c.o:) to build .o from .c files!  


clean: 
	$(RM) *.o *~ $(TARGET) *.d

# include the dependency files here
#   this uses a suffix replacement within a macro $(name:string1=string2):
#     (for each word in 'name' replace 'string1' with 'string2')
#     here we replace the suffix .c with .d for every name in SRCS
#
#   the '-' before 'include' supresses error messages when a .d file 
#     doesn't already exist
-include $(SRCS:%.c=%.d)