gdb/gdb/procfs.c

359   int ctl_fd;			/* File descriptor for /proc control file */
562    *   three fields of the procinfo struct (ctl_fd, status_fd, and
599     pi->ctl_fd = fd;
660       if ((fd = ioctl (process->ctl_fd, PIOCOPENLWP, &lwpid)) <= 0)
667   pi->ctl_fd = pi->as_fd = pi->status_fd = fd;
737   if (pi->ctl_fd > 0)
738     close (pi->ctl_fd);
745   pi->ctl_fd = pi->as_fd = pi->status_fd = 0;
1426     win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg)) == sizeof (arg));
1432       win = (ioctl (pi->ctl_fd, PIOCSET, &flag)   >= 0);
1436       win = (ioctl (pi->ctl_fd, PIOCRESET, &flag) >= 0);
1445 	win = (ioctl (pi->ctl_fd, PIOCSRLC, NULL) >= 0);
1449 	win = (ioctl (pi->ctl_fd, PIOCRRLC, NULL) >= 0);
1455 	win = (ioctl (pi->ctl_fd, PIOCSFORK, NULL) >= 0);
1459 	win = (ioctl (pi->ctl_fd, PIOCRFORK, NULL) >= 0);
1638   if (pi->ctl_fd == 0 &&
1645       win = (write (pi->ctl_fd, (char *) &cmd, sizeof (cmd)) == sizeof (cmd));
1647       win = (ioctl (pi->ctl_fd, PIOCSTOP, &pi->prstatus) >= 0);
1679    * replace it with one that makes sure the ctl_fd is open.
1688     win = (write (pi->ctl_fd, (char *) &cmd, sizeof (cmd)) == sizeof (cmd));
1693   win = (ioctl (pi->ctl_fd, PIOCWSTOP, &pi->prstatus) >= 0);
1745   if (pi->ctl_fd == 0 &&
1765     win = (write (pi->ctl_fd, (char *) &cmd, sizeof (cmd)) == sizeof (cmd));
1773     win = (ioctl (pi->ctl_fd, PIOCRUN, &prrun) >= 0);
1796    * replace it with one that makes sure the ctl_fd is open.
1813     win = (write (pi->ctl_fd, (char *) &arg, sizeof (arg)) == sizeof (arg));
1816   win = (ioctl (pi->ctl_fd, PIOCSTRACE, sigset) >= 0);
1842    * replace it with one that makes sure the ctl_fd is open.
1859     win = (write (pi->ctl_fd, (char *) &arg, sizeof (arg)) == sizeof (arg));
1862   win = (ioctl (pi->ctl_fd, PIOCSFAULT, fltset) >= 0);
1886    * replace it with one that makes sure the ctl_fd is open.
1908     win = (write (pi->ctl_fd, (char *) argp, argp_size) == argp_size);
1912   win = (ioctl (pi->ctl_fd, PIOCSENTRY, sysset) >= 0);
1936    * replace it with one that makes sure the ctl_fd is open.
1958     win = (write (pi->ctl_fd, (char *) argp, argp_size) == argp_size);
1962   win = (ioctl (pi->ctl_fd, PIOCSEXIT, sysset) >= 0);
1986    * replace it with one that makes sure the ctl_fd is open.
2002     win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg)) == sizeof (arg));
2005   win = (ioctl (pi->ctl_fd, PIOCSHOLD, sighold) >= 0);
2029    * replace it with one that makes sure the ctl_fd is open.
2066    * replace it with one that makes sure the ctl_fd is open.
2103    * replace it with one that makes sure the ctl_fd is open.
2123     if (ioctl (pi->ctl_fd, PIOCGHOLD, &sigheld) >= 0)
2149    * replace it with one that makes sure the ctl_fd is open.
2165     if (ioctl (pi->ctl_fd, PIOCGTRACE, &sigtrace) >= 0)
2191    * replace it with one that makes sure the ctl_fd is open.
2225    * replace it with one that makes sure the ctl_fd is open.
2259    * replace it with one that makes sure the ctl_fd is open.
2275     if (ioctl (pi->ctl_fd, PIOCGFAULT, &flttrace) >= 0)
2301    * replace it with one that makes sure the ctl_fd is open.
2348     if (ioctl (pi->ctl_fd, PIOCGENTRY, &sysentry) >= 0)
2374    * replace it with one that makes sure the ctl_fd is open.
2420     if (ioctl (pi->ctl_fd, PIOCGEXIT, &sysexit) >= 0)
2447    * replace it with one that makes sure the ctl_fd is open.
2456     win = (write (pi->ctl_fd, (void *) &cmd, sizeof (cmd)) == sizeof (cmd));
2459   win = (ioctl (pi->ctl_fd, PIOCCFAULT, 0) >= 0);
2493    * replace it with one that makes sure the ctl_fd is open.
2518   win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg))  == sizeof (arg));
2520   win = (ioctl (pi->ctl_fd, PIOCSSIG, (void *) &arg.sinfo) >= 0);
2543    * replace it with one that makes sure the ctl_fd is open.
2567     win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg)) == sizeof (arg));
2570   win = (ioctl (pi->ctl_fd, PIOCSSIG, 0) >= 0);
2633       if (pi->ctl_fd == 0 &&
2651 	      ioctl (pi->ctl_fd, PIOCGFPREG, &pi->fpregset) >= 0)
2657 		   ioctl (pi->ctl_fd, PIOCTGFPREG, &thread_fpregs) >= 0)
2669 	  if (ioctl (pi->ctl_fd, PIOCGFPREG, &pi->fpregset) >= 0)
2700   if (pi->ctl_fd == 0 &&
2716       win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg)) == sizeof (arg));
2718       win = (ioctl (pi->ctl_fd, PIOCSREG, gregs) >= 0);
2743   if (pi->ctl_fd == 0 &&
2759       win = (write (pi->ctl_fd, (void *) &arg, sizeof (arg)) == sizeof (arg));
2763 	win = (ioctl (pi->ctl_fd, PIOCSFPREG, fpregs) >= 0);
2776 	  win = (ioctl (pi->ctl_fd, PIOCTSFPREG, &thread_fpregs) >= 0);
2779       win = (ioctl (pi->ctl_fd, PIOCSFPREG, fpregs) >= 0);
2806   if (pi->ctl_fd == 0 &&
2818       win = (write (pi->ctl_fd, (char *) &cmd, sizeof (cmd)) == sizeof (cmd));
2822       win = (ioctl (pi->ctl_fd, PIOCKILL, &signo) >= 0);
2843    * replace it with one that makes sure the ctl_fd is open.
2904   return (write (pi->ctl_fd, &arg, sizeof (arg)) == sizeof (arg));
2907   return (ioctl (pi->ctl_fd, PIOCSWATCH, pwatch) >= 0);
2976   if (ioctl (pi->ctl_fd, PIOCNLDT, &nldt) < 0)
2992   if (ioctl (pi->ctl_fd, PIOCLDT, ldt_entry) < 0)
3032   if (ioctl (pi->ctl_fd, PIOCNTHR, &nthreads) < 0)
3177    * replace it with one that makes sure the ctl_fd is open.
3191   if (ioctl (pi->ctl_fd, PIOCLSTATUS, prstatus) < 0)
3232    * replace it with one that makes sure the ctl_fd is open.
3282    * replace it with one that makes sure the ctl_fd is open.
3296   if (ioctl (pi->ctl_fd, PIOCTLIST, threads) < 0)
3356    * replace it with one that makes sure the ctl_fd is open.
3458     if (ioctl (pi->ctl_fd, PIOCGSPCACT, &prfs_flags) < 0)
3463     if (ioctl (pi->ctl_fd, PIOCSSPCACT, &prfs_flags) < 0)
4676   if (ioctl (pi->ctl_fd, PIOCSSIG, NULL) < 0)
4697     ioctl (pi->ctl_fd, PIOCSSIG, &newsiginfo);
4888     if (ioctl (pi->ctl_fd, PIOCGSPCACT, &prfs_flags) < 0)
4896     if (ioctl (pi->ctl_fd, PIOCSSPCACT, &prfs_flags) < 0)
5372   if (ioctl (pi->ctl_fd, PIOCNMAP, &nmap) != 0)
5376   if (ioctl (pi->ctl_fd, PIOCMAP, prmaps) != 0)
5429   fd = ioctl (pi->ctl_fd, PIOCOPENM, &map->pr_vaddr);