DataMuseum.dk

top - metrics - download

    Length: 2886 (0xb46)
    Types: TextFile
    Names: »pm.c«

└─⟦b20c6495f⟧ Bits:30007238 EUUGD18: Wien-båndet, efterår 1987
    └─⟦this⟧ »EUUGD18/General/Pm/Sys3-SysV/pm.c« 

TextFile

/*
** pm.c -      main: argument parsing, main control loop and usage messages
**
**     [pm by Peter Costantinidis, Jr. @ University of California at Davis]
*/
#include "pm.h"

main (argc, argv)
reg    int     argc;
reg    char    **argv;
{
       argv0 = *argv++, argc--;
       if (argc == 1)
       {
               if (*((*argv)++) != '-')
                       usage();
               switch (**argv)
               {
                       case 'p':
                               pmers();
                               exit(0);
                       case 's':
                               check_scrs();
                               exit(0);
                       case 'B':
                               baud = to_baud(++*argv);
                               break;
                       default:
                               usage();
               }
       }
       else if (argc)
               usage();
       if (!strcmp("tester", argv0))
               was_wiz = is_wiz = TRUE;
#ifdef NOFULLPATH
       /*
       ** at one time the author was worried about the whole world finding
       ** out this games existed.  to keep its location a little private
       ** he tried to discourage full pathnames to the game from showing
       ** up on a ps(1) output by forcing argv[0] to be "pm".
       ** the following code checked for this condition.
       */
       else if (getuid() != wizard_uid && strcmp("pm", argv0))
       {
               fprintf(stderr, "That is a Big No NO!!!");
               setuid(getuid());
               if (getuid() != 0)
                       kill(0, 9);     /* blast them out of the water */
       }
#endif
       init();
       for (;;)
       {
	       slow();
               demon++;
               if (make_moves())
                       break;
               if (timer > 0)
                       timer--;
               /*
               ** we know we need a new board drawn when we are
               ** out of dots and energizers
               */
               p_scores();
               if (!e_left && !d_left)
               {       /* no more dots left    */
                       chg_lvl(1);
                       continue;
               }
               if (!timer && !pm_run)  /* energizers ran out   */
               {
                       aggressive();
                       pm_run = TRUE;
                       continue;
               }
               if ((timer < MAX_BLINKS) && !(timer % 4))
                       warning();              /* warn every four moves*/
               m_move();                       /* move the monsters    */
       }
       quitit();

#if SYSV|SYSIII
       fcntl(0, F_SETFL, oldfl);
#endif
       exit(0);
}

/*
** usage()     - print a usage message and exit
*/
void   usage ()
{
       fprintf(stderr, "Usage: %s [-s] [-p] [-Bn]\n", argv0);
       exit(1);
}