/*
   filename    : processm.c
   created     : [creation date     : eg, 01.20.08]
   modified    : [modification date : eg, 02.01.08]
                                                                                                                             
   Author      : [authors name]
   Description : [brief description of what this source file does]
                                                                                                                             
   Reports/ Logs
   *************
   Date          Desc
   ********************
   01.20.08      Memory report, Completed and Working.
   01.21.08      Process report,, in progress.
   01.22.08      Process monitor, Completed and Working..
                                                                                                                             
*/

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>

int print_current_time();

int main(int argc, char * argv[])
{
	/*Indicates whether this program will print all processes, or just those belonging
	to the current user.*/
	int all_process_mode = 0;

	/*First, we determine what process we should report by looking at the arguments
	If there is more than one argument (the first argument is always the program name)*/
	if (argc > 1)
	{
		/*If there are > 3 arguments, then return with an error, since we only handle 2.*/
		if (argc > 3 )
		{
			printf("usage: %s [-A]", argv[0]);
			return 0;
		}
		else
		{
			/*If the argument is -A, then set the program to return all processes*/
			if (strcmp(argv[1], "-A") == 0 || strcmp(argv[1], "-a"))
			{
				all_process_mode = 1;
			}
			/*otherwise, return with an error.*/
			else
			{
				printf("usage: %s [-A]", argv[0]);
				return 0;
			}
		}
	}
	print_current_time();

	/*implement all your stuff here.*/

	return 0;
}

/*Prints out the current system time*/
int print_current_time()
{
	struct timeval now;
	/*Get the current time*/
	gettimeofday(&now, NULL);
	/*ctime takes in the current time in unix seconds and returns the time in "dow mon dd hh:mm:ss yyyy" format.*/
	printf("Process Monitor report at %s\n", ctime(&(now.tv_sec)));
	return 0;
}