3rd Repo, trying to figure this out.
Fork of SOFT253_Template_Weather_OS_54 by
MessageLogger/MessageLogger.cpp
- Committer:
- aburch1
- Date:
- 2017-05-11
- Revision:
- 81:996c0a3319b4
- Parent:
- 80:959151952153
- Child:
- 82:668b51a39148
File content as of revision 81:996c0a3319b4:
#include "MessageLogger.h" #include "Message.h" #define SIGNAL_printMessage 2 Mail<Message, 16> message_mail; // constructor MessageLogger::MessageLogger() { hasError = false; messageCount = 0; //messageLock = new Mutex(); } void MessageLogger::SetThread(Thread* logger) { loggingThread = logger; } // public methods: void MessageLogger::SendError(string errorMessage) { fatalError << errorMessage <<"\n\rTerminating Program...\r\n"; loggingThread->signal_set(SIGNAL_printMessage); hasError = true; } Message *newMsg; void MessageLogger::SendMessage(char* message) { messageLock.lock(); newMsg = message_mail.alloc(); if (newMsg == NULL) { SendError("ERROR: Message queue is full."); messageLock.unlock(); return; } newMsg->copy(message); stat = message_mail.put(newMsg); //Check if succesful if (stat == osErrorResource) { message_mail.free(newMsg); ostringstream error; error << "ERROR CODE: " << stat << ", Failed to put message into queue"; SendError(error.str()); messageLock.unlock(); return; } messageCount++; loggingThread->signal_set(SIGNAL_printMessage); printf("\033[1A\n"); messageLock.unlock(); } bool MessageLogger::GetError() { if(hasError) { PrintError(); return true; } return false; } bool MessageLogger::GetMessage() { if(messageCount > 0) { PrintMessage(); return true; } return false; } void MessageLogger::PrintError() { printf("%s", fatalError.str().c_str()); hasError = false; } Message *message; char copyOfString[256]; void MessageLogger::PrintMessage() { messageLock.lock(); osEvent evt = message_mail.get(); //Check status if (evt.status == osEventMail) { message = (Message*)evt.value.p; strncpy(copyOfString, message->getText(), 256); message_mail.free(message); // Ask about cout as everyone on the internet recommends it as a type safe version of printf. //std::cout << message; printf("%s\033[2A\n", copyOfString); messageCount--; } else { ostringstream error; error << "ERROR CODE: " << evt.status << ", Failed to retrieve message from queue"; SendError(error.str()); } messageLock.unlock(); }