void Lilypond::scanCmd()
{
QString buffer;
while (!data[ci].isNull() && data[ci] != ' ' && data[ci] != '\n')
buffer.append(data[ci++]);
if (buffer == "relative")
cmdRelative();
else if (buffer == "time")
cmdTime();
else if (buffer == "clef")
cmdClef();
else
error("unknown cmd");
}
int main (int argc, const char * argv[])
{
char buffer[MAX_BUFFER];
Command_t cmd = {NULL, 0, {NULL}};
Process_t *psList;
int runningTime = 0;
memset((void *)&psList, 0, sizeof(psList));
psList = createProcess(psList, "Parent", NULL, getpid(), time(NULL));
//pid_t pid = 0;
while (1){
memset((void *) buffer, 0, sizeof(buffer));
printf("$ ");
if(!fgets(buffer, MAX_BUFFER, stdin)) break;
// Trim the trailing \n from the buffer
char *ptr;
if((ptr = strchr(buffer, '\n')) != NULL) *ptr = '\0';
//Parse the command input
parseInput(buffer, &cmd);
// printf("Command: %s\nNum. Args: %d\n",cmd.command, cmd.argc);
// printf("Command Code:%d\n",cmd.cmdCode);
switch (cmd.cmdCode)
{
case 0:
break;
case CMD_EXIT:
return 0;
case CMD_LIST:
list(psList);
break;
case CMD_SLEEP:
if (!cmdSleep(psList, &cmd))
{
printf("Sleep thread created\n");
break;
}
else
{
printf("Sleep thread failed\n");
break;
}
case CMD_TIME:
runningTime = cmdTime(psList,&cmd);
if (0 < runningTime)
{
printf("PID %s running for %ds.\n",
cmd.argv[1],runningTime);
}
else
{
printf("Time Error\n");
}
break;
case CMD_HELP:
printf("List of Commands:\n");
printf("list - list the running threads.\n");
printf("sleep n - create a new sleeping thread for 'n' seconds.\n");
printf("time PID - give the current running time for thread PID.\n");
printf("wait PID - block execution until thread PID terminates.\n");
printf("wait-list PID PID ... - block execution until each PID given terminates.\n");
printf("kill PID - terminates thread PID.\n");
printf("exit - exit the program.\n");
printf("help - print this help.\n");
break;
default:
break;
}
}
}
