added sed command in makefile to concat quine

MakefileCommon

@@ -49,6 +49,7 @@ CFLAGS       += -g3
 # AUTOMATICALLY CREATED :
 D_OBJS        = builds
 OBJS          = $(SRCS:%.$(EXT)=$(D_OBJS)/%.o)
+EXPLODED      = $(SRCS:%.$(EXT)=%_exploded.$(EXT))
 VPATH         = $(D_SRCS)
 F_INCLUDES    = $(HEADERS:%=$(D_HEADERS)/%)
 INCLUDES      = -I$(D_HEADERS)
@@ -65,7 +66,18 @@ endif
 #             .           recipe          .   $^ : all prerequisites  #
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
 
-all: $(NAME)
+all: concat $(NAME)
+
+# sed :
+#   -z : instead of classic "-e", looks for lines that ends with \0 instead of \n, usefull when lines can contain \n
+#   's/\\\n\t*//g' : subsitutes backslash '\\' followed by newline '\n' followed by any number of tabs '\t*', and replace them by nothing
+# empty recipe :
+#   - to avoid makefile complaining when $(EXPLODED) does not exist
+#   - https://www.gnu.org/software/make/manual/html_node/Empty-Recipes.html
+concat: $(EXPLODED)
+	@echo $(CYAN)"create the condensed version of the quine :"$(RESET)
+	- test -f $< && sed -z 's/\\\n\t*//g' $< > $(SRCS)
+$(EXPLODED): ;
 
 # %.$(EXT) | $(D_OBJS) -> pipe is for order-only prerequisites :
 #  - for each file "%.$(EXT)" :
@@ -74,6 +86,8 @@ all: $(NAME)
 #  - and directory "$(D_OBJS)" is order-only prerequisite :
 #    - it must exist before executing rule
 #    - but last time modification is not checked
+#    - it avoids recompiling each time because the build folder was
+#      modified by creation of other objects files
 $(D_OBJS)/%.o: %.$(EXT) | $(D_OBJS)
 	@echo $(CYAN)"compilation (objects.o) :"$(RESET)
 	$(CC) $(CFLAGS) -c $< -o $@
@@ -104,6 +118,6 @@ fclean: clean
 
 re: fclean all
 
-.PHONY : all clean fclean re
+.PHONY : all clean fclean re concat diff leaks