Makefile: Use CPPFLAGS for -I stuff

[simavr] / examples / board_reprap / Makefile

diff --git a/examples/board_reprap/Makefile b/examples/board_reprap/Makefile
index ccc3f4d..d3c2cb4 100644 (file)
--- a/examples/board_reprap/Makefile
+++ b/examples/board_reprap/Makefile
@@ -34,8 +34,8 @@ VPATH += ../parts
 VPATH += ../shared
 
 # for the Open Motion Controller board
-CFLAGS += -DMOTHERBOARD=91
-CFLAGS += ${shell pkg-config --cflags pangocairo}
+CPPFLAGS += -DMOTHERBOARD=91
+CPPFLAGS += ${shell pkg-config --cflags pangocairo}
 
 include ../Makefile.opengl
 
@@ -46,7 +46,7 @@ LDFLAGS += -lm
 C3SRC  = ${wildcard src/c3/*.c}
 C3OBJ  = ${patsubst src/c3%,${OBJ}%,${C3SRC:.c=.o}}
 
-CFLAGS += ${patsubst %,-I%,${subst :, ,${IPATH}}}
+CPPFLAGS       += ${patsubst %,-I%,${subst :, ,${IPATH}}}
 
 
 all: obj ${firmware} ${target}