Replace ancient "boolean" with "bool" (#1908)

libraries/DNSServer/examples/CaptivePortalAdvanced/CaptivePortalAdvanced.ino

@@ -46,7 +46,7 @@ IPAddress netMsk(255, 255, 255, 0);
 
 
 /** Should I connect to WLAN asap? */
-boolean connect;
+bool connect;
 
 /** Last time I tried to connect to WLAN */
 unsigned long lastConnectTry = 0;

libraries/DNSServer/examples/CaptivePortalAdvanced/handleHttp.ino

@@ -24,7 +24,7 @@ void handleRoot() {
 }
 
 /** Redirect to captive portal if we got a request for another domain. Return true in that case so the page handler do not try to handle the request again. */
-boolean captivePortal() {
+bool captivePortal() {
   if (!isIp(server.hostHeader()) && server.hostHeader() != (String(myHostname) + ".local")) {
     Serial.println("Request redirected to captive portal");
     server.sendHeader("Location", String("http://") + toStringIp(server.client().localIP()), true);

libraries/DNSServer/examples/CaptivePortalAdvanced/tools.ino

 /** Is this an IP? */
-boolean isIp(String str) {
+bool isIp(String str) {
   for (size_t i = 0; i < str.length(); i++) {
     int c = str.charAt(i);
     if (c != '.' && (c < '0' || c > '9')) {

libraries/SD/src/SD.h

@@ -31,13 +31,13 @@
 
 class SDClass {
 public:
-    boolean begin(uint8_t csPin, HardwareSPI &spi) {
+    bool begin(uint8_t csPin, HardwareSPI &spi) {
         SDFS.setConfig(SDFSConfig(csPin, SPI_HALF_SPEED, spi));
-        return (boolean)SDFS.begin();
+        return SDFS.begin();
     }
-    boolean begin(uint8_t csPin, uint32_t cfg = SPI_HALF_SPEED, HardwareSPI &spi = SPI) {
+    bool begin(uint8_t csPin, uint32_t cfg = SPI_HALF_SPEED, HardwareSPI &spi = SPI) {
         SDFS.setConfig(SDFSConfig(csPin, cfg, spi));
-        return (boolean)SDFS.begin();
+        return SDFS.begin();
     }
 
     void end(bool endSPI = true) {
@@ -63,43 +63,43 @@ public:
         return open(filename.c_str(), mode);
     }
 
-    boolean exists(const char *filepath) {
-        return (boolean)SDFS.exists(filepath);
+    bool exists(const char *filepath) {
+        return SDFS.exists(filepath);
     }
 
-    boolean exists(const String &filepath) {
-        return (boolean)SDFS.exists(filepath.c_str());
+    bool exists(const String &filepath) {
+        return SDFS.exists(filepath.c_str());
     }
 
-    boolean rename(const char* filepathfrom, const char* filepathto) {
-        return (boolean)SDFS.rename(filepathfrom, filepathto);
+    bool rename(const char* filepathfrom, const char* filepathto) {
+        return SDFS.rename(filepathfrom, filepathto);
     }
 
-    boolean rename(const String &filepathfrom, const String &filepathto) {
-        return (boolean)rename(filepathfrom.c_str(), filepathto.c_str());
+    bool rename(const String &filepathfrom, const String &filepathto) {
+        return rename(filepathfrom.c_str(), filepathto.c_str());
     }
 
-    boolean mkdir(const char *filepath) {
-        return (boolean)SDFS.mkdir(filepath);
+    bool mkdir(const char *filepath) {
+        return SDFS.mkdir(filepath);
     }
 
-    boolean mkdir(const String &filepath) {
-        return (boolean)SDFS.mkdir(filepath.c_str());
+    bool mkdir(const String &filepath) {
+        return SDFS.mkdir(filepath.c_str());
     }
 
-    boolean remove(const char *filepath) {
-        return (boolean)SDFS.remove(filepath);
+    bool remove(const char *filepath) {
+        return SDFS.remove(filepath);
     }
 
-    boolean remove(const String &filepath) {
+    bool remove(const String &filepath) {
         return remove(filepath.c_str());
     }
 
-    boolean rmdir(const char *filepath) {
-        return (boolean)SDFS.rmdir(filepath);
+    bool rmdir(const char *filepath) {
+        return SDFS.rmdir(filepath);
     }
 
-    boolean rmdir(const String &filepath) {
+    bool rmdir(const String &filepath) {
         return rmdir(filepath.c_str());
     }
 

libraries/WebServer/src/HTTPServer.cpp

@@ -262,15 +262,15 @@ void HTTPServer::setContentLength(const size_t contentLength) {
     _contentLength = contentLength;
 }
 
-void HTTPServer::enableDelay(boolean value) {
+void HTTPServer::enableDelay(bool value) {
     _nullDelay = value;
 }
 
-void HTTPServer::enableCORS(boolean value) {
+void HTTPServer::enableCORS(bool value) {
     _corsEnabled = value;
 }
 
-void HTTPServer::enableCrossOrigin(boolean value) {
+void HTTPServer::enableCrossOrigin(bool value) {
     enableCORS(value);
 }
 

libraries/WebServer/src/HTTPServer.h

@@ -146,9 +146,9 @@ public:
         send(code, content_type, (const char *)content, contentLength);
     }
 
-    void enableDelay(boolean value);
-    void enableCORS(boolean value = true);
-    void enableCrossOrigin(boolean value = true);
+    void enableDelay(bool value);
+    void enableCORS(bool value = true);
+    void enableCrossOrigin(bool value = true);
 
     void setContentLength(const size_t contentLength);
     void sendHeader(const String& name, const String& value, bool first = false);
@@ -235,7 +235,7 @@ protected:
         String value;
     };
 
-    boolean     _corsEnabled;
+    bool        _corsEnabled;
 
     WiFiClient  *_currentClient;
     HTTPMethod  _currentMethod;
@@ -243,7 +243,7 @@ protected:
     uint8_t     _currentVersion;
     HTTPClientStatus _currentStatus;
     unsigned long _statusChange;
-    boolean     _nullDelay;
+    bool        _nullDelay;
 
     RequestHandler*  _currentHandler;
     RequestHandler*  _firstHandler;

libraries/WebServer/src/Parsing.cpp

@@ -339,7 +339,7 @@ int HTTPServer::_uploadReadByte(WiFiClient* client) {
         // keep trying until you either read a valid byte or timeout
         unsigned long startMillis = millis();
         unsigned long timeoutIntervalMillis = client->getTimeout();
-        boolean timedOut = false;
+        bool timedOut = false;
         for (;;) {
             if (!client->connected()) {
                 return -1;