improve cmake warning flags, fix various warnings in examples

12 files changed, 109 insertions, 22 deletions

diff --git a/examples/host/cdc_msc_hid/src/app.h b/examples/host/cdc_msc_hid/src/app.h
new file mode 100644
index 000000000..bf15c7bea
--- /dev/null
+++ b/examples/host/cdc_msc_hid/src/app.h
@@ -0,0 +1,32 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2025 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+#ifndef TUSB_TINYUSB_EXAMPLES_APP_H
+#define TUSB_TINYUSB_EXAMPLES_APP_H
+
+void cdc_app_task(void);
+void hid_app_task(void);
+
+#endif
diff --git a/examples/host/cdc_msc_hid/src/cdc_app.c b/examples/host/cdc_msc_hid/src/cdc_app.c
index 97f1a96d6..d3daedffc 100644
--- a/examples/host/cdc_msc_hid/src/cdc_app.c
+++ b/examples/host/cdc_msc_hid/src/cdc_app.c
@@ -26,6 +26,7 @@
 
 #include "tusb.h"
 #include "bsp/board_api.h"
+#include "app.h"
 
 static size_t get_console_inputs(uint8_t* buf, size_t bufsize) {
   size_t count = 0;
diff --git a/examples/host/cdc_msc_hid/src/hid_app.c b/examples/host/cdc_msc_hid/src/hid_app.c
index 6f01d6f45..f6a83aeed 100644
--- a/examples/host/cdc_msc_hid/src/hid_app.c
+++ b/examples/host/cdc_msc_hid/src/hid_app.c
@@ -25,6 +25,7 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 //--------------------------------------------------------------------+
 // MACRO TYPEDEF CONSTANT ENUM DECLARATION
diff --git a/examples/host/cdc_msc_hid/src/main.c b/examples/host/cdc_msc_hid/src/main.c
index e2dd6e5d2..c309a7cae 100644
--- a/examples/host/cdc_msc_hid/src/main.c
+++ b/examples/host/cdc_msc_hid/src/main.c
@@ -29,13 +29,12 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 //--------------------------------------------------------------------+
 // MACRO CONSTANT TYPEDEF PROTOTYPES
 //--------------------------------------------------------------------+
 void led_blinking_task(void);
-extern void cdc_app_task(void);
-extern void hid_app_task(void);
 
 /*------------- MAIN -------------*/
 int main(void) {
diff --git a/examples/host/cdc_msc_hid_freertos/src/app.h b/examples/host/cdc_msc_hid_freertos/src/app.h
new file mode 100644
index 000000000..960f7e8cc
--- /dev/null
+++ b/examples/host/cdc_msc_hid_freertos/src/app.h
@@ -0,0 +1,33 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2025 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+#ifndef TUSB_TINYUSB_EXAMPLES_APP_H
+#define TUSB_TINYUSB_EXAMPLES_APP_H
+
+void cdc_app_init(void);
+void hid_app_init(void);
+void msc_app_init(void);
+
+#endif
diff --git a/examples/host/cdc_msc_hid_freertos/src/cdc_app.c b/examples/host/cdc_msc_hid_freertos/src/cdc_app.c
index d99760a02..279efe7b7 100644
--- a/examples/host/cdc_msc_hid_freertos/src/cdc_app.c
+++ b/examples/host/cdc_msc_hid_freertos/src/cdc_app.c
@@ -26,6 +26,7 @@
 
 #include "tusb.h"
 #include "bsp/board_api.h"
+#include "app.h"
 
 #ifdef ESP_PLATFORM
   #define CDC_STACK_SZIE      2048
diff --git a/examples/host/cdc_msc_hid_freertos/src/hid_app.c b/examples/host/cdc_msc_hid_freertos/src/hid_app.c
index 9ea5c1be0..0b4ee2c78 100644
--- a/examples/host/cdc_msc_hid_freertos/src/hid_app.c
+++ b/examples/host/cdc_msc_hid_freertos/src/hid_app.c
@@ -25,6 +25,7 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 //--------------------------------------------------------------------+
 // MACRO TYPEDEF CONSTANT ENUM DECLARATION
@@ -160,7 +161,7 @@ static void process_kbd_report(hid_keyboard_report_t const *report) {
 // Mouse
 //--------------------------------------------------------------------+
 
-void cursor_movement(int8_t x, int8_t y, int8_t wheel) {
+static void cursor_movement(int8_t x, int8_t y, int8_t wheel) {
 #if USE_ANSI_ESCAPE
   // Move X using ansi escape
   if ( x < 0) {
diff --git a/examples/host/cdc_msc_hid_freertos/src/main.c b/examples/host/cdc_msc_hid_freertos/src/main.c
index d498c1b57..5dab2bed0 100644
--- a/examples/host/cdc_msc_hid_freertos/src/main.c
+++ b/examples/host/cdc_msc_hid_freertos/src/main.c
@@ -29,6 +29,7 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 #ifdef ESP_PLATFORM
   #define USBH_STACK_SIZE     4096
@@ -65,9 +66,6 @@ TimerHandle_t blinky_tm;
 static void led_blinky_cb(TimerHandle_t xTimer);
 static void usb_host_task(void* param);
 
-extern void cdc_app_init(void);
-extern void hid_app_init(void);
-extern void msc_app_init(void);
 
 /*------------- MAIN -------------*/
 int main(void) {
diff --git a/examples/host/cdc_msc_hid_freertos/src/msc_app.c b/examples/host/cdc_msc_hid_freertos/src/msc_app.c
index 6439495a8..a6e3ed4ee 100644
--- a/examples/host/cdc_msc_hid_freertos/src/msc_app.c
+++ b/examples/host/cdc_msc_hid_freertos/src/msc_app.c
@@ -24,6 +24,7 @@
  */
 
 #include "tusb.h"
+#include "app.h"
 
 // define the buffer to be place in USB/DMA memory with correct alignment/cache line size
 CFG_TUH_MEM_SECTION static struct {
diff --git a/examples/host/hid_controller/src/app.h b/examples/host/hid_controller/src/app.h
new file mode 100644
index 000000000..1f9015cd2
--- /dev/null
+++ b/examples/host/hid_controller/src/app.h
@@ -0,0 +1,31 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2025 Ha Thach (tinyusb.org)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+#ifndef TUSB_TINYUSB_EXAMPLES_APP_H
+#define TUSB_TINYUSB_EXAMPLES_APP_H
+
+void hid_app_task(void);
+
+#endif
diff --git a/examples/host/hid_controller/src/hid_app.c b/examples/host/hid_controller/src/hid_app.c
index 1d6ca8b07..f8c3d029b 100644
--- a/examples/host/hid_controller/src/hid_app.c
+++ b/examples/host/hid_controller/src/hid_app.c
@@ -25,6 +25,7 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 /* From https://www.kernel.org/doc/html/latest/input/gamepad.html
           ____________________________              __
diff --git a/examples/host/hid_controller/src/main.c b/examples/host/hid_controller/src/main.c
index f3244db95..fa70d7d1a 100644
--- a/examples/host/hid_controller/src/main.c
+++ b/examples/host/hid_controller/src/main.c
@@ -34,18 +34,15 @@
 
 #include "bsp/board_api.h"
 #include "tusb.h"
+#include "app.h"
 
 //--------------------------------------------------------------------+
 // MACRO CONSTANT TYPEDEF PROTYPES
 //--------------------------------------------------------------------+
 void led_blinking_task(void);
 
-extern void cdc_task(void);
-extern void hid_app_task(void);
-
 /*------------- MAIN -------------*/
-int main(void)
-{
+int main(void) {
   board_init();
 
   printf("TinyUSB Host HID Controller Example\r\n");
@@ -60,19 +57,11 @@ int main(void)
 
   board_init_after_tusb();
 
-  while (1)
-  {
+  while (1) {
     // tinyusb host task
     tuh_task();
     led_blinking_task();
-
-#if CFG_TUH_CDC
-    cdc_task();
-#endif
-
-#if CFG_TUH_HID
     hid_app_task();
-#endif
   }
 }
 
@@ -83,8 +72,7 @@ int main(void)
 //--------------------------------------------------------------------+
 // Blinking Task
 //--------------------------------------------------------------------+
-void led_blinking_task(void)
-{
+void led_blinking_task(void) {
   const uint32_t interval_ms = 1000;
   static uint32_t start_ms = 0;