Changing the throw to add file and line number

include/serial/serial.h

@@ -43,6 +43,8 @@
 #include <exception>
 #include <stdexcept>
 
+#define THROW(exceptionClass, message) throw exceptionClass(__FILE__, __LINE__, (message) )
+
 namespace serial {
 
 /*!
@@ -447,13 +449,16 @@ public:
 
 class IOException : public std::exception
 {
+  std::string file_;
+  int line_;
   const char* e_what_;
   int errno_;
 public:
-  explicit IOException (int errnum)
-  : e_what_ (strerror (errnum)), errno_(errnum) {}
-  explicit IOException (const char * description)
-  : e_what_ (description), errno_(0) {}
+  explicit IOException (std::string file, int line, int errnum)
+  : file_(file), line_(line), e_what_ (strerror (errnum)), errno_(errnum) {}
+  explicit IOException (std::string file, int line, const char * description)
+  : file_(file), line_(line), e_what_ (description), errno_(0) {}
+  virtual ~IOException() throw() {}
 
   int getErrorNumber () { return errno_; }
 
@@ -461,9 +466,10 @@ public:
   {
     std::stringstream ss;
     if (errno_ == 0)
-      ss << "IO Exception " << e_what_ << " failed.";
+      ss << "IO Exception: " << e_what_;
     else
-      ss << "IO Exception (" << errno_ << "): " << e_what_ << " failed.";
+      ss << "IO Exception (" << errno_ << "): " << e_what_;
+    ss << ", file " << file_ << ", line " << line_ << ".";
     return ss.str ().c_str ();
   }
 };
@@ -482,6 +488,11 @@ public:
   }
 };
 
+class SerialExceptionBase : public std::exception
+{
+  
+};
+
 } // namespace serial
 
 #endif

src/impl/unix.cc

@@ -87,10 +87,10 @@ Serial::SerialImpl::open ()
         return;
       case ENFILE:
       case EMFILE:
-        throw IOException ("Too many file handles open.");
+        THROW (IOException, "Too many file handles open.");
         break;
       default:
-        throw IOException (errno);
+        THROW (IOException, errno);
     }
   }
 
@@ -104,14 +104,14 @@ Serial::SerialImpl::reconfigurePort ()
   if (fd_ == -1)
   {
     // Can only operate on a valid file descriptor
-    throw IOException ("Invalid file descriptor, is the serial port open?");
+    THROW (IOException, "Invalid file descriptor, is the serial port open?");
   }
 
   struct termios options; // The options for the file descriptor
 
   if (tcgetattr(fd_, &options) == -1)
   {
-    throw IOException ("::tcgetattr");
+    THROW (IOException, "::tcgetattr");
   }
 
   // set up raw mode / no echo / binary
@@ -225,7 +225,7 @@ Serial::SerialImpl::reconfigurePort ()
       int new_baud = static_cast<int> (baudrate_);
       if (ioctl (fd_, IOSSIOSPEED, &new_baud, 1) < 0)
       {
-        throw IOException (errno);
+        THROW (IOException, errno);
       }
 // Linux Support
 #elif defined(__linux__)
@@ -239,7 +239,7 @@ Serial::SerialImpl::reconfigurePort ()
 
       if (ioctl (fd_, TIOCSSERIAL, ser) < 0)
       {
-        throw IOException (errno);
+        THROW (IOException, errno);
       }
 #else
       throw invalid_argument ("OS does not currently support custom bauds");
@@ -370,7 +370,7 @@ Serial::SerialImpl::available ()
   }
   else
   {
-    throw IOException (errno);
+    THROW (IOException, errno);
   }
 }
 
@@ -442,7 +442,7 @@ Serial::SerialImpl::read (unsigned char* buf, size_t size)
         continue;
       }
       // Otherwise there was some error
-      throw IOException (errno);
+      THROW (IOException, errno);
     }
 /** Timeout **/
     if (r == 0) {
@@ -484,7 +484,7 @@ Serial::SerialImpl::read (unsigned char* buf, size_t size)
         }
       }
       // This shouldn't happen, if r > 0 our fd has to be in the list!
-      throw IOException ("select reports ready to read, but our fd isn't"
+      THROW (IOException, "select reports ready to read, but our fd isn't"
                           " in the list, this shouldn't happen!");
     }
   }
@@ -733,7 +733,7 @@ void
 Serial::SerialImpl::readLock() {
   int result = pthread_mutex_lock(&this->read_mutex);
   if (result) {
-    throw (IOException (result));
+    THROW (IOException, result);
   }
 }
 
@@ -741,7 +741,7 @@ void
 Serial::SerialImpl::readUnlock() {
   int result = pthread_mutex_unlock(&this->read_mutex);
   if (result) {
-    throw (IOException (result));
+    THROW (IOException, result);
   }
 }
 
@@ -749,7 +749,7 @@ void
 Serial::SerialImpl::writeLock() {
   int result = pthread_mutex_lock(&this->write_mutex);
   if (result) {
-    throw (IOException (result));
+    THROW (IOException, result);
   }
 }
 
@@ -757,6 +757,6 @@ void
 Serial::SerialImpl::writeUnlock() {
   int result = pthread_mutex_unlock(&this->write_mutex);
   if (result) {
-    throw (IOException (result));
+    THROW (IOException, result);
   }
 }

src/impl/windows.cc

@@ -346,7 +346,6 @@ Serial::SerialImpl::read (char* buf, size_t size)
   while (true)
   {
     count++;
-    // printf("Counting: %u\n", count);
     if (timeout_ != -1)
     {
       FD_ZERO (&readfds);