distance_app: Measure continuously until 'Ctrl+c' is pressed.

Makefile

@@ -34,7 +34,9 @@ C_FLAGS += -fpic
 
 C_FLAGS += -O0 -g -Wall -Wextra -Werror
 CPP_FLAGS += $(addprefix -I, $(INCLUDES))
-CHECK_FLAGS = --enable=all --template=gcc --error-exitcode=1 --suppress=missingIncludeSystem --inline-suppr $(C_SRCS)
+
+CHECK_FLAGS = $(addprefix -I,$(filter-out $(PREFIX)/include/,$(INCLUDES)))
+CHECK_FLAGS += --enable=all --template=gcc --error-exitcode=1 --suppress=missingIncludeSystem --inline-suppr --force
 
 C_SRCS = $(wildcard $(SRC_DIR)/*.c)
 C_OBJS = $(patsubst $(SRC_DIR)%,$(OBJ_DIR)%,$(patsubst %.c,%.o,$(C_SRCS)))
@@ -98,7 +100,7 @@ exec_unit_test: $(UNIT_TEST_TARGET)
 
 .PHONY: check
 check: $(C_SRCS)
-	$(CHECK) $(CPP_FLAGS) $(CHECK_FLAGS) $(C_SRCS)
+	$(CHECK) $(CHECK_FLAGS) $(C_SRCS)
 
 $(UNIT_TEST_TARGET): $(UNIT_TEST_OBJS) $(THIS_MAKEFILE)
 	@mkdir -p $(BIN_DIR)/$(UNIT_TEST_SRC_DIR)

src/main.c

@@ -12,12 +12,12 @@
 
 static struct gpio_sys gpio_sda = {
     .pin = 4,
-    .direction = OUT,
+    .direction = 1,
 };
 
 static struct gpio_sys gpio_scl = {
     .pin = 24,
-    .direction = OUT,
+    .direction = 1,
 };
 
 static struct i2c_bb i2c_dev = {