fix: Miscellaneous warnings (#401)

* Some minor cleanup

* Fix panic loggers

* Disable runtime type information and exceptions

* Fix more potential bus and warnings

* Add C++ flags for C++ only

* Fix some other warnings

Author: hhvrc

include/Logging.h

@@ -69,17 +69,23 @@ constexpr const char* openshockPathToFileName(const char (&path)[N]) {
 
 #define OS_PANIC_PRINT(TAG, format, ...) OS_LOGE(TAG, "PANIC: " format, ##__VA_ARGS__)
 
-#define OS_PANIC(TAG, format, ...)                                           \
-  OS_PANIC_PRINT(TAG, format ", restarting in 5 seconds...", ##__VA_ARGS__); \
-  vTaskDelay(pdMS_TO_TICKS(5000));                                           \
-  esp_restart()
-
-#define OS_PANIC_OTA(TAG, format, ...)                                                                         \
-  OS_PANIC_PRINT(TAG, format ", invalidating update partition and restarting in 5 seconds...", ##__VA_ARGS__); \
-  vTaskDelay(pdMS_TO_TICKS(5000));                                                                             \
-  esp_ota_mark_app_invalid_rollback_and_reboot();                                                              \
-  esp_restart()
-
-#define OS_PANIC_INSTANT(TAG, format, ...)    \
-  OS_PANIC_PRINT(TAG, format, ##__VA_ARGS__); \
-  esp_restart()
+#define OS_PANIC(TAG, format, ...)                                             \
+  {                                                                            \
+    OS_PANIC_PRINT(TAG, format ", restarting in 5 seconds...", ##__VA_ARGS__); \
+    vTaskDelay(pdMS_TO_TICKS(5000));                                           \
+    esp_restart();                                                             \
+  }
+
+#define OS_PANIC_OTA(TAG, format, ...)                                                                           \
+  {                                                                                                              \
+    OS_PANIC_PRINT(TAG, format ", invalidating update partition and restarting in 5 seconds...", ##__VA_ARGS__); \
+    vTaskDelay(pdMS_TO_TICKS(5000));                                                                             \
+    esp_ota_mark_app_invalid_rollback_and_reboot();                                                              \
+    esp_restart();                                                                                               \
+  }
+
+#define OS_PANIC_INSTANT(TAG, format, ...)      \
+  {                                             \
+    OS_PANIC_PRINT(TAG, format, ##__VA_ARGS__); \
+    esp_restart();                              \
+  }

include/TinyVec.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "Common.h"
+#include "Logging.h"
 
 #include <cstdint>
 #include <cstdlib>
@@ -69,10 +70,10 @@ class TinyVec {
   void reserve(SizeType new_cap)
   {
     if (new_cap <= _cap) return;
-    if (sizeof(T) && new_cap > std::numeric_limits<SizeType>::max() / sizeof(T)) throw std::bad_alloc();
+    if (sizeof(T) && new_cap > std::numeric_limits<SizeType>::max() / sizeof(T)) OS_PANIC_INSTANT("TVEC", "Cannot allocate a buffer of given size!");
 
     void* newbuf = malloc(size_t(new_cap) * sizeof(T));
-    if (!newbuf) throw std::bad_alloc();
+    if (!newbuf) OS_PANIC_INSTANT("TVEC", "Could not allocate a buffer of given size!");
     if (_data) {
       memcpy(newbuf, _data, size_t(_len) * sizeof(T));
       free(_data);

include/radio/rmt/Sequence.h

@@ -73,7 +73,7 @@ namespace OpenShock::Rmt {
       m_size         = 0;
       m_transmitEnd  = 0;
       m_shockerId    = 0;
-      m_shockerModel = (ShockerModelType)0;
+      m_shockerModel = static_cast<ShockerModelType>(0);
     }
 
     rmt_data_t* m_data;

platformio.ini

@@ -13,13 +13,20 @@ platform = espressif32 @ 6.12.0
 board = az-delivery-devkit-v4 ; Overridden per board
 framework = arduino
 
-; Most warnings here are commented out because the compiler detects warnings outside own code, if we can disable external files for warnings that would be amazing!
 build_flags =
   -std=c++2a
   -std=gnu++2a
+  -fno-exceptions
+  -DCONFIG_ASYNC_TCP_QUEUE_SIZE=256
+build_unflags =
+	-std=gnu++11
+
+; Most warnings here are commented out because the compiler detects warnings outside own code, build_src_flags is meant to only be for our code but doesnt seem to work in this instance...
+build_src_flags =
   -Wall
   -Wextra
   ;-Wpedantic
+  ;-Werror
   ;-Wcast-align
   ;-Wcast-qual
   ;-Wctor-dtor-privacy
@@ -29,23 +36,21 @@ build_flags =
   -Wlogical-op
   ;-Wmissing-declarations
   -Wmissing-include-dirs
-  ;-Wnoexcept
+  -Wnoexcept
   ;-Wold-style-cast
   ;-Woverloaded-virtual
   ;-Wredundant-decls
   ;-Wshadow
   ;-Wsign-conversion
-  ;-Wsign-promo
-  ;-Wstrict-null-sentinel
-  ;-Wstrict-overflow=5
+  -Wsign-promo
+  -Wstrict-null-sentinel
+  -Wstrict-overflow=5
   -Wswitch-default
   ;-Wundef
-  ;-Werror
   -Wno-unused
   -Wno-unknown-pragmas
-  -DCONFIG_ASYNC_TCP_QUEUE_SIZE=256
-build_unflags =
-	-std=gnu++11
+  ;-Weffc++
+
 lib_deps =
 	https://github.com/google/flatbuffers#8b02fe6178427b96aea25396b53ea4ae8cadd7d8
 	https://github.com/OpenShock/ESPAsyncWebServer#469816c6bd287e3ecdda9e519c2532db019aa3c1

scripts/embed_env_vars.py

@@ -245,12 +245,12 @@ def print_dump(name: str, map: Mapping[str, str | int | bool]) -> None:
 cpp_defines = serialize_cpp_defines(cpp_defines)
 
 print('Build type: ' + pio_build_type)
-print('Build defines: ' + str(cpp_defines))
 
 # Set PIO variables.
 env['BUILD_TYPE'] = pio_build_type
 env['BUILD_FLAGS'] = remaining_build_flags
 env.Append(CPPDEFINES=list(cpp_defines.items()))
+env.Append(CXXFLAGS=['-fno-rtti', '-fno-threadsafe-statics', '-fno-use-cxa-atexit'])
 
 # Rename the firmware.bin to app.bin.
 env.Replace(PROGNAME='app')

src/CommandHandler.cpp

@@ -134,7 +134,10 @@ bool _internalSetKeepAliveEnabled(bool enabled)
     OS_LOGV(TAG, "Disabling keep-alive task");
     if (s_keepAliveTaskHandle != nullptr && s_keepAliveQueue != nullptr) {
       // Wait for the task to stop
-      KnownShocker cmd {.killTask = true};
+      KnownShocker cmd;
+      memset(&cmd, 0, sizeof(cmd));
+      cmd.killTask = true;
+
       while (eTaskGetState(s_keepAliveTaskHandle) != eDeleted) {
         vTaskDelay(pdMS_TO_TICKS(10));
 

src/GatewayConnectionManager.cpp

@@ -262,7 +262,7 @@ bool StartConnectingToLCG()
     return false;
   }
 
-  OS_LOGD(TAG, "Connecting to LCG endpoint { host: '%s', port: %hu, path: '%s' } in country %s", response.data.host.c_str(), response.data.port, response.data.path.c_str(), response.data.country.c_str());
+  OS_LOGI(TAG, "Connecting to LCG endpoint { host: '%s', port: %hu, path: '%s' } in country %s", response.data.host.c_str(), response.data.port, response.data.path.c_str(), response.data.country.c_str());
   s_wsClient->connect(response.data.host, response.data.port, response.data.path);
 
   return true;

src/radio/RFTransmitter.cpp

@@ -122,7 +122,10 @@ void RFTransmitter::destroy()
     OS_LOGD(TAG, "[pin-%hhi] Stopping task", m_txPin);
 
     // Wait for the task to stop
-    Command cmd {.flags = kFlagDeleteTask};
+    Command cmd;
+    memset(&cmd, 0, sizeof(cmd));
+    cmd.flags = kFlagDeleteTask;
+
     while (eTaskGetState(m_taskHandle) != eDeleted) {
       vTaskDelay(pdMS_TO_TICKS(10));
 
@@ -183,7 +186,7 @@ static void writeSequences(rmt_obj_t* rmt_handle, std::vector<Rmt::Sequence>& se
       rmtWriteBlocking(rmt_handle, seq->payload(), seq->size());
     } else {
       // Remove command if it has sent out its termination sequence for long enough
-      if (timeToLive + kTerminatorDurationMs <= 0) {
+      if (timeToLive <= -kTerminatorDurationMs) {
         seq = sequences.erase(seq);
         continue;
       }

src/serial/SerialInputHandler.cpp

@@ -33,7 +33,7 @@ const char* const TAG = "SerialInputHandler";
 
 namespace std {
   struct hash_ci {
-    std::size_t operator()(std::string_view str) const
+    std::size_t operator()(std::string_view str) const noexcept
     {
       std::size_t hash = 7;
 

src/serialization/JsonAPI.cpp

@@ -245,7 +245,7 @@ bool JsonAPI::ParseAssignLcgJsonResponse(int code, const cJSON* root, JsonAPI::A
   out = {};
 
   out.host    = host->valuestring;
-  out.port    = (uint16_t)portInt;
+  out.port    = static_cast<uint16_t>(portInt);
   out.path    = path->valuestring;
   out.country = country->valuestring;