Makefile

#----------------------------------------------------------------------------
#

# Target file name (without extension).
TARGET = spiromorph

# List C source files here. (C dependencies are automatically generated.)
# To exclude certain files in a folder remove the $(wildcard) and 
# list them seperated by spaces, ie src/main.c src/util.c 
SRC =   $(wildcard *.c)

# List any extra directories to look for include files here.
#     Each directory must be seperated by a space.
#     Use forward slashes for directory separators.
#     For a directory that has spaces, enclose it in quotes.
EXTRAINCDIRS = . 

# Object and list files directory
#     To put .o and .lst files alongside .c files use a dot (.), do NOT make
#     this an empty or blank macro!
#     If source files are in sub directories, matching subdirectories must exist under this folder for the .o files
#	  This is a pain, if you can fix this, please do and share.
OBJLSTDIR = obj

# Compiler flag to set the C Standard level.
#     c89   = "ANSI" C
#     gnu89 = c89 plus GCC extensions
#     c99   = ISO C99 standard (not yet fully implemented)
#     gnu99 = c99 plus GCC extensions
CSTANDARD = -std=gnu99

# Place -D or -U options here for C sources
CDEFS = -DPLATFORM_PC

#---------------- Compiler Options C ----------------
#  -g 			 debug information
#  -f...:        tuning, see GCC manual and avr-libc documentation
#  -Wall...:     warning level
CFLAGS += $(CDEFS)
CFLAGS += -Wall
CFLAGS += -Wno-unused-function
CFLAGS += -Wno-unused-but-set-variable
CFLAGS += -Wno-switch
CFLAGS += $(CSTANDARD)
CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
CFLAGS += `sdl2-config --cflags`

# List any extra directories to look for libraries here.
#     Each directory must be seperated by a space.
#     Use forward slashes for directory separators.
#     For a directory that has spaces, enclose it in quotes.
EXTRALIBDIRS = .
EXTRALIBS = `sdl2-config --libs` -lm

#---------------- Linker Options ----------------

LDFLAGS = $(patsubst %,-L%,$(EXTRALIBDIRS))
LDFLAGS += $(EXTRALIBS)

#============================================================================

# Define programs and commands.
SHELL = sh
CC = gcc
REMOVE = rm -f
REMOVEDIR = rm -rf
COPY = cp

# Define Messages
# English
MSG_ERRORS_NONE = Errors: none
MSG_BEGIN = -------- begin --------
MSG_END = --------  end  --------
MSG_LINKING = Linking:
MSG_COMPILING = Compiling C:
MSG_CLEANING = Cleaning project:

# Define all object files.
OBJ = $(SRC:%.c=$(OBJLSTDIR)/%.o)

# Compiler flags to generate dependency files.
GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d

# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -I. $(CFLAGS) $(GENDEPFLAGS)

# Default target.
all: begin gccversion build end

build: tgt 

tgt: $(TARGET)

# Eye candy.
# the following magic strings to be generated by the compile job.
begin:
	@echo
	@echo $(MSG_BEGIN)

end:
	@echo $(MSG_END)
	@echo

# Display compiler version information.
gccversion : 
	@$(CC) --version

# Link: create output file from object files.
.SECONDARY : $(TARGET)
.PRECIOUS : $(OBJ)
$(TARGET): $(OBJ)
	@echo
	@echo $(MSG_LINKING) $@
	$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)

# Compile: create object files from C source files.
$(OBJLSTDIR)/%.o : %.c
	@echo
	@echo $(MSG_COMPILING) $<
	$(CC) -c $(ALL_CFLAGS) $< -o $@ 

# Target: clean project.
clean: begin clean_list end

clean_list :
	@echo
	@echo $(MSG_CLEANING)
	$(REMOVE) $(SRC:%.c=$(OBJLSTDIR)/%.o)
	$(REMOVE) $(SRC:%.c=$(OBJLSTDIR)/%.lst)
	$(REMOVEDIR) .dep

# Create object files directory
$(shell mkdir $(OBJLSTDIR) 2>/dev/null)

# Include the dependency files.
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)

# Listing of phony targets.
.PHONY : all begin end gccversion build tgt clean clean_list