2.9BSD - /usr/src/cmd/remind/deliver.c

   1: #include "remind.h"
   2: 
   3: deliver()       /* Never returns */
   4: {   register int i,j, ntts;
   5:     char ttlist[10][10];
   6:     int fd[2];
   7: 
   8:     if (m.dirsize)
   9:     {   pipe(fd);
  10:         if (spawn())
  11:         {   /* Parent - write commands to shell */
  12:             write (fd[1],"chdir ",6);
  13:             write (fd[1],&exdir[1], (m.dirsize&0377)-1);
  14:             write (fd[1], msg, m.msgbytes);
  15:             close (fd[1]);
  16:             close (fd[0]);
  17:         }
  18:         else
  19:         {       /* Child - exec a shell */
  20:             close (0);
  21:             dup (fd[0]);
  22:             close (fd[0]);
  23:             close (1);      /* Dummy output files */
  24:             open (dummy, 2);
  25:             close (2);
  26:             dup (1);
  27:             close (fd[1]);
  28:             if(Uid != -1)
  29:                 setuid(Uid);
  30:             execl(shell," remindsh",0);
  31:             exit(1);
  32:         }
  33:     }
  34: 
  35:     for (i = m.nrcvrs; i--; )
  36:     {       if(( ntts = nametty( 0,ttlist,rcvrlist[i])) && ( !lflag ))
  37:         {   /* logged on the ntts ttys in ttlist */
  38:             for (j = 0; j < ntts; j++)
  39:             {   if (trysend(rcvrlist[i], ttlist[j]))
  40:                     continue;
  41:                 else  /* Spawn a proc to try every so often */
  42:                 {       if (spawn() != 0) continue;
  43:                     while(!trysend(rcvrlist[i],ttlist[j]))
  44:                         sleep(30);
  45:                     exit(0);
  46:                 }
  47:             }
  48:         }
  49:         else    /* original did not include this else statement -- pag 2/7/78 */
  50:             sendmail(rcvrlist[i]);  /* If not logged in */
  51:     }
  52:     exit(0);
  53: }

Defined functions