#include "syscall.h"

int
main()
{
    SpaceId newProc;
    OpenFileId input = ConsoleInput;
    OpenFileId output = ConsoleOutput;
    char prompt[2], ch, buffer[60];
    int i;
    int seguir = 1;

    prompt[0] = '-';
    prompt[1] = '-';

    while(seguir)
    {
	Write(prompt, 2, output);

	i = 0;
	
	do {
	
	    Read(&buffer[i], 1, input); 

	} while( buffer[i++] != '\n' );

	buffer[--i] = '\0';

	if( i > 0 ) {
		if (buffer[0]=='e' && buffer[1]=='x' && 
		    buffer[2] == 'i' && buffer[3] == 't' && buffer[4] == '\0') {
			seguir = 0;
		}
		else {
			if(buffer[i-1]== '&') {
				i--;
				while (buffer[i-1]==' ' || buffer[i-1]=='\t') {
					i--;
				}
				buffer[i]='\0';
				newProc = Exec(buffer);
				Yield();
			} 
			else {
				newProc = Exec(buffer);
				Join(newProc);
			}
		}
	} 
	else {
		Yield();
	}

    }
}