Programming

# Intended for GNU make
# Prevents these targets from breaking when, say, a file named 'clean' exists
.PHONY:clean all all2

# These are used to build *.o targets
CFLAGS:=-I./include/
CXXFLAGS:=$(CFLAGS)
LDFLAGS:=-lsomething

# When you ask for a *.pic.o target, it'll use these cflags/ldflags instead of the above
LIB_CFLAGS:=$(CFLAGS) -fpic
LIB_LDFLAGS:=$(LDFLAGS) -shared

# The first target, so it gets made first, but defers to all2, which knows all targets
all:all2

# Include all makefile "modules" in the directory.
include *.makefile

# How to make objects for compilation into shared librarires
%.pic.o:%.c
        $(CC) $(LIB_CFLAGS) -c $< -o $@
%.pic.o:%.cpp
        $(CXX) $(LIB_CFLAGS) -c $< -o $@

# Cleans up all created object files and executables
clean:
        rm -f $(OBJS) $(EXETARGETS) $(LIBTARGETS)

# Build all targets
all2:$(EXETARGETS) $(LIBTARGETS)

VPATH+=dir_with_code_in_it

# Describes object files for this target
# Filenames should be unique, as in, dir_with_code_in_it/foobarg_file1.c
FOOBARG_OBJS:=foobarg_file1.o foobarg_file2.o foobarg_file3.o

foobarg:$(FOOBARG_OBJS)
        $(CC) $(FOOBARG_OBJS) $(LDFLAGS) -o $@

# Add to EXETARGETS, so all2 knows about it and makes it
EXETARGETS+=foobarg

# Add to OBJS, so that clean knows what things to remove