Makefile: give up on auto deps

Makefile

@@ -68,8 +68,7 @@ distclean: clean
 SOURCES = $(SRC)/xchange.c $(SRC)/xstruct.c $(SRC)/xlookup.c $(SRC)/xjson.c
 
 # Generate a list of object (obj/*.o) files from the input sources
-OBJECTS := $(subst $(SRC),$(OBJ),$(SOURCES))
-OBJECTS := $(subst .c,.o,$(OBJECTS))
+OBJECTS := $(subst .c,.o,$(subst $(SRC),$(OBJ),$(SOURCES)))
 
 $(LIB)/libxchange.so: $(LIB)/libxchange.so.$(SO_VERSION)
 

build.mk

@@ -3,11 +3,10 @@
 # Generic build targets and recipes for xchange.
 # 
 # You can include this in your Makefile also.
-# ============================================================================
-
 
 # Regular object files
-$(OBJ)/%.o: %.c dep/%.d $(OBJ) Makefile
+
+$(OBJ)/%.o: %.c $(OBJ) Makefile
 	$(CC) -o $@ -c $(CPPFLAGS) $(CFLAGS) $<
 
 # Share library recipe
@@ -27,13 +26,13 @@ $(LIB)/%.a:
 	ranlib $@
 
 # Create sub-directories for build targets
-dep $(OBJ) $(LIB) $(BIN) apidoc:
+$(OBJ) $(LIB) $(BIN) apidoc:
 	mkdir $@
 
 # Remove intermediate files locally
 .PHONY: clean-local
 clean-local:
-	rm -rf obj dep
+	rm -rf obj
 
 # Remove all locally built files, effectively restoring the repo to its 
 # pristine state
@@ -61,11 +60,4 @@ dox: README.md Doxyfile apidoc $(SRC) $(INC)
 	@echo "   [doxygen]"
 	@$(DOXYGEN)
 
-# Automatic dependence on included header files.
-.PRECIOUS: dep/%.d
-dep/%.d: $(SRC)/%.c dep
-	@echo " > $@" \
-	&& $(CC) $(CPPFLAGS) -MM -MG $< > $@.$$$$ \
-	&& sed 's|\w*\.o[ :]*| $(OBJ)/&|g' < $@.$$$$ > $@; \
-	rm -f $@.$$$$