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Wilfrid Laurier UniversityCP 386A3.txt

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#include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <pthread.h> #include <sys/stat.h> #include <time.h> //Angela Tran //180392140 //tran2140 void logStart ... (char* tID);//function to log that a new thread is started void logFinish(char* tID);//function to log that a thread has finished its time void startClock();//function to start program clock long getCurrentTime();//function to check current time since clock was started time_t programClock;//the global timer/clock for the program sem_t global; sem_t even; sem_t odd; int curr = 0; int prev = 0; typedef struct thread //represents a single thread, you can add more members if required { char tid[4];//id of the thread as read from file unsigned int startTime; int state; pthread_t handle; int retVal; } Thread; //you can add more functions here if required int threadsLeft(Thread* threads, int threadCount); int threadToStart(Thread* threads, int threadCount); void* threadRun(void* t);//the thread function, the code executed by each thread int readFile(char* fileName, Thread** threads);//function to read the file content and build array of threads int main(int argc, char *argv[]) { if(argc<2) { printf("Input file name missing...exiting with error code -1\n"); return -1; } //you can add some suitable code anywhere in main() if required //initilization sem_init(&global, 0, 1); sem_init(&even, 0, 1); sem_init(&odd, 0 ,1); Thread* threads = NULL; int threadCount = readFile(argv[1],&threads); startClock(); while(threadsLeft(threads, threadCount)>0)//put a suitable condition here to run your program [Show More]

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