Remove MG_ENABLE_STDIO and cleanup

examples/stm32-freertos-tcp/Makefile

@@ -6,7 +6,7 @@ DOCKER ?= docker run -it --rm -v $(PROJECT_ROOT_PATH):$(PROJECT_ROOT_PATH) -w $(
 FREERTOS_KERNEL_PATH ?= $(PROJECT_ROOT_PATH)/test/freertos-kernel
 FREERTOS_PLUS_TCP_PATH ?= $(PROJECT_ROOT_PATH)/test/freertos-tcp
 
-MONGOOSE_FLAGS = -DMG_ARCH=MG_ARCH_FREERTOS_TCP -DMG_ENABLE_STDIO=1
+MONGOOSE_FLAGS = -DMG_ARCH=MG_ARCH_FREERTOS_TCP
 MCU_FLAGS = -mcpu=cortex-m7 -mthumb -mfloat-abi=softfp -mfpu=vfpv4 
 #-mcpu=cortex-m7 -mthumb -mfpu=fpv5-sp-d16 -mfloat-abi=hard
 

examples/stm32-freertos-tcp/main.c

@@ -10,12 +10,7 @@ static const char *s_listening_address = "http://0.0.0.0:80";
 // Event handler for the listening connection.
 static void cb(struct mg_connection *c, int ev, void *ev_data, void *fn_data) {
   if (ev == MG_EV_HTTP_MSG) {
-#if MG_ENABLE_STDIO
-    struct mg_http_serve_opts opts = {.root_dir = "/"};
-    mg_http_serve_dir(c, ev_data, &opts);
-#else
     mg_http_reply(c, 200, "", "hello, %s!\n", "world");
-#endif
   }
   (void) fn_data;
   (void) ev_data;