X-Git-Url: https://www.kengrimes.com/gitweb/?p=henge%2Fapc.git;a=blobdiff_plain;f=Makefile;h=62bf1193ccb17282f4c383ae321a64a51ac9bfe6;hp=c1c8ad787f47463efa6b3fcc96d9126c1eac882f;hb=f4410cd4b87c75bb112264cf38951461065b7ef9;hpb=b39efc543016cff6b6b602d72d4e178e275aa483

diff --git a/Makefile b/Makefile
index c1c8ad7..62bf119 100644
--- a/Makefile
+++ b/Makefile
@@ -8,6 +8,9 @@
 # Driver sources
 DRIVERS ?= apc testapc
 
+# Debug Level
+DEBUG   ?= 1
+
 # Yacc
 YACC   := bison
 YFLAGS ?= -v -d -Wall
@@ -16,7 +19,7 @@ YCMD   += $(if $2,&& mv $(notdir $(1:%.y=%.tab.[ch])) $(dir $2))
 
 # Ragel
 RLC     ?= ragel
-RLFALGS ?= -C
+RLFLAGS ?= -C
 RLCMD    = $(strip $(RLC) $(RLFLAGS) $(if $2,-o $2 $(dir $2))$1)
 
 # C
@@ -59,6 +62,8 @@ ifeq (,$(filter clean,$(MAKECMDGOALS)))
 # Deps should be generated for each source file, when not cleaning
 cGENDEP = $(if $(wildcard $1),$(subst $(dir $1),,$(filter-out $1 \ %:,$(shell $(CC) -MM -MG $1))),\
 $(info [<$1>: no deps - file not found]))
+# Filter only missing deps
+cMISDEP = $(strip $(foreach dep,$(call cGENDEP,$1),$(if $(wildcard src/$(dep)),,$(dep))))
 # S2S will print the command necessary to create a file when called
 S2S  = $(if $(filter $2,$(call NEWER,$2,$3)),$(eval 4 := t),$(eval 4 :=))
 S2S += $(if $4,$(info $(call $1,$2,$3)))
@@ -74,8 +79,9 @@ cleanCMD = $(if $(wildcard $1),rm $(wildcard $(sort $1)))
 # Rules
 .SECONDEXPANSION:
 $(ldTRG): $$(call ldDEP,$$@) | $(hGEN) ; $(call LDCMD,$^,$@)
-%-d.o: CFLAGS+= -Og -ggdb
-%.o %-d.o: %.c $$(call cGENDEP,$$(dir $$@)%.c) ; $(call CCMD,$<,$@)
+%-d.o: CFLAGS+= -Og -ggdb -DDEBUG=$(DEBUG)
+%.o %-d.o: %.c $$(call cGENDEP,$$(dir $$@)%.c); $(call CCMD,$<,$@)
+%.o %-d.o: %.c; $(error Missing dependencies for $<: $(call cMISDEP, $<))
 %.tab.h: %.tab.c ;
 %.tab.c: %.y $$(call S2S,YCMD,%.y,$$@) ;
 %.fsm.c: %.rl $$(call S2S,RLCMD,%.rl,$$@) ;