[new new] Prepare for upcoming changes of 'new' in esp8266/Arduino

See esp8266/Arduino#7536

Author: TD-er

lib/SerialDevices/jkSDS011.cpp

@@ -38,8 +38,9 @@ CjkSDS011::CjkSDS011(int16_t pinRX, int16_t pinTX)
   _command.SetPacketLength(19);
   _working_period = -1;
   _sleepmode_active = false;
-  _serial = new ESPeasySerial(pinRX, pinTX);
-  _serial->begin(9600);
+  _serial = new (std::nothrow) ESPeasySerial(pinRX, pinTX);
+  if (_serial != nullptr)
+    _serial->begin(9600);
 }
 
 CjkSDS011::~CjkSDS011() {

lib/SerialDevices/jkSDS011.h

@@ -64,7 +64,7 @@ class CjkSDS011
   void ParseCommandReply();
 
 //  SensorSerial _serial;
-  ESPeasySerial *_serial;
+  ESPeasySerial *_serial = nullptr;
   CSensorSerialBuffer _data;
   CSensorSerialBuffer _command;
   float _pm2_5;

src/ESPeasyControllerCache.ino

@@ -33,7 +33,7 @@ struct ControllerCache_struct {
 
   void init() {
     if (_RTC_cache_handler == nullptr) {
-      _RTC_cache_handler = new RTC_cache_handler_struct;
+      _RTC_cache_handler = new (std::nothrow) RTC_cache_handler_struct;
     }
   }
 

src/Networking.ino

@@ -568,6 +568,7 @@ bool SSDP_begin() {
 
   if (_server) {
     _server->unref();
+
     _server = 0;
   }
 
@@ -650,7 +651,8 @@ void SSDP_send(byte method) {
               (uint16_t)((chipId >>  8) & 0xff),
               (uint16_t)chipId        & 0xff);
 
-    char *buffer = new char[1460]();
+    char *buffer = new (std::nothrow) char[1460]();
+    if (buffer == nullptr) { return; }
     int   len    = snprintf(buffer, 1460,
                             _ssdp_packet_template.c_str(),
                             (method == 0) ? _ssdp_response_template.c_str() : _ssdp_notify_template.c_str(),

src/_C018.ino

@@ -74,7 +74,7 @@ struct C018_data_struct {
     _baudrate = baudrate;
 
     // FIXME TD-er: Make force SW serial a proper setting.
-    C018_easySerial = new ESPeasySerial(serial_rx, serial_tx, false, 64, C018_FORCE_SW_SERIAL);
+    C018_easySerial = new (std::nothrow) ESPeasySerial(serial_rx, serial_tx, false, 64, C018_FORCE_SW_SERIAL);
 
     if (C018_easySerial != nullptr) {
       myLora = new rn2xx3(*C018_easySerial);

src/_P002_ADC.ino

@@ -191,7 +191,7 @@ boolean Plugin_002(byte function, struct EventStruct *event, String& string)
 
     case PLUGIN_INIT:
     {
-      initPluginTaskData(event->TaskIndex, new P002_data_struct());
+      initPluginTaskData(event->TaskIndex, new (std::nothrow) P002_data_struct());
       P002_data_struct *P002_data =
         static_cast<P002_data_struct *>(getPluginTaskData(event->TaskIndex));
 

src/_P014_SI7021.ino

@@ -445,7 +445,7 @@ boolean Plugin_014(byte function, struct EventStruct *event, String& string)
     {
       // Get sensor resolution configuration
       uint8_t res = PCONFIG(0);
-      initPluginTaskData(event->TaskIndex, new P014_data_struct(res));
+      initPluginTaskData(event->TaskIndex, new (std::nothrow) P014_data_struct(res));
       P014_data_struct *P014_data =
         static_cast<P014_data_struct *>(getPluginTaskData(event->TaskIndex));
 

src/_P031_SHT1X.ino

@@ -314,7 +314,7 @@ boolean Plugin_031(byte function, struct EventStruct *event, String& string)
 
     case PLUGIN_INIT:
       {
-        initPluginTaskData(event->TaskIndex, new P031_data_struct());
+        initPluginTaskData(event->TaskIndex, new (std::nothrow) P031_data_struct());
         P031_data_struct *P031_data =
             static_cast<P031_data_struct *>(getPluginTaskData(event->TaskIndex));
         if (nullptr == P031_data) {

src/_P035_IRTX.ino

@@ -116,13 +116,13 @@ boolean Plugin_035(byte function, struct EventStruct *event, String &command)
         }
 
 #ifdef P016_P035_Extended_AC
-        if (Plugin_035_commonAc == 0 && irPin != -1)
+        if (Plugin_035_commonAc == nullptr && irPin != -1)
         {
           addLog(LOG_LEVEL_INFO, F("INIT AC: IR TX"));
           addLog(LOG_LEVEL_INFO, String(F("Supported Protocols by IRSENDAC: ")) + listACProtocols());
-          Plugin_035_commonAc = new IRac(irPin);
+          Plugin_035_commonAc = new (std::nothrow) IRac(irPin);
         }
-        if (Plugin_035_commonAc != 0 && irPin == -1)
+        if (Plugin_035_commonAc != nullptr && irPin == -1)
         {
           addLog(LOG_LEVEL_INFO, F("INIT AC: IR TX Removed"));
           delete Plugin_035_commonAc;
@@ -298,7 +298,7 @@ boolean handleRawRaw2Encoding(const String &cmd) {
 
   uint16_t idx = 0; //If this goes above the buf.size then the esp will throw a 28 EXCCAUSE
   uint16_t *buf;
-  buf = new uint16_t[P35_Ntimings]; //The Raw Timings that we can buffer.
+  buf = new (std::nothrow) uint16_t[P35_Ntimings]; //The Raw Timings that we can buffer.
   if (buf == nullptr)
   { // error assigning memory.
     return false;

src/_P036_FrameOLED.ino

@@ -243,7 +243,7 @@ boolean Plugin_036(uint8_t function, struct EventStruct *event, String& string)
         // For load and save of the display lines, we must not rely on the data in memory.
         // This data in memory can be altered through write commands.
         // Therefore we must read the lines from flash in a temporary object.
-        P036_data_struct *P036_data = new P036_data_struct();
+        P036_data_struct *P036_data = new (std::nothrow) P036_data_struct();
 
         if (nullptr != P036_data) {
           uint8_t version = get4BitFromUL(PCONFIG_LONG(0), 20); // Bit23-20 Version CustomTaskSettings
@@ -302,7 +302,7 @@ boolean Plugin_036(uint8_t function, struct EventStruct *event, String& string)
         // For load and save of the display lines, we must not rely on the data in memory.
         // This data in memory can be altered through write commands.
         // Therefore we must use a temporary version to store the settings.
-        P036_data_struct *P036_data = new P036_data_struct();
+        P036_data_struct *P036_data = new (std::nothrow) P036_data_struct();
 
         if (nullptr != P036_data) {
           String error;
@@ -349,7 +349,7 @@ boolean Plugin_036(uint8_t function, struct EventStruct *event, String& string)
 
     case PLUGIN_INIT:
     {
-      initPluginTaskData(event->TaskIndex, new P036_data_struct());
+      initPluginTaskData(event->TaskIndex, new (std::nothrow) P036_data_struct());
       P036_data_struct *P036_data =
         static_cast<P036_data_struct *>(getPluginTaskData(event->TaskIndex));