| 1 | // This file is part of libptytty. Do not make local modifications. |
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| 2 | // http://software.schmorp.de/pkg/libptytty |
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| 3 | |
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| 4 | /*----------------------------------------------------------------------* |
1 | /*----------------------------------------------------------------------* |
| 5 | * File: ptytty.C |
2 | * File: ptytty.C |
| 6 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
| 7 | * |
4 | * |
| 8 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
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| 27 | |
24 | |
| 28 | #include "config.h" |
25 | #include "config.h" |
| 29 | |
26 | |
| 30 | #include "ptytty.h" |
27 | #include "ptytty.h" |
| 31 | |
28 | |
| 32 | #include <cstdlib> |
29 | #include <stdlib.h> |
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30 | #include <cstdio> |
| 33 | #include <cstring> |
31 | #include <cstring> |
| 34 | #include <csignal> |
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| 35 | |
32 | |
| 36 | #include <sys/types.h> |
33 | #include <sys/types.h> |
| 37 | #include <sys/stat.h> |
34 | #include <sys/stat.h> |
| 38 | #include <unistd.h> |
35 | #include <unistd.h> |
| 39 | #include <fcntl.h> |
36 | #include <fcntl.h> |
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| 56 | #endif |
53 | #endif |
| 57 | #ifdef TTY_GID_SUPPORT |
54 | #ifdef TTY_GID_SUPPORT |
| 58 | #include <grp.h> |
55 | #include <grp.h> |
| 59 | #endif |
56 | #endif |
| 60 | |
57 | |
| 61 | #include <cstdio> |
58 | #ifndef O_NOCTTY |
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59 | # define O_NOCTTY 0 |
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60 | #endif |
| 62 | |
61 | |
| 63 | ///////////////////////////////////////////////////////////////////////////// |
62 | ///////////////////////////////////////////////////////////////////////////// |
| 64 | |
63 | |
| 65 | /* ------------------------------------------------------------------------- * |
64 | /* ------------------------------------------------------------------------- * |
| 66 | * GET PSEUDO TELETYPE - MASTER AND SLAVE * |
65 | * GET PSEUDO TELETYPE - MASTER AND SLAVE * |
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| 328 | ptytty_unix::get () |
327 | ptytty_unix::get () |
| 329 | { |
328 | { |
| 330 | /* get master (pty) */ |
329 | /* get master (pty) */ |
| 331 | if ((pty = get_pty (&tty, &name)) < 0) |
330 | if ((pty = get_pty (&tty, &name)) < 0) |
| 332 | return false; |
331 | return false; |
| 333 | |
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| 334 | fcntl (pty, F_SETFL, O_NONBLOCK); |
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| 335 | |
332 | |
| 336 | /* get slave (tty) */ |
333 | /* get slave (tty) */ |
| 337 | if (tty < 0) |
334 | if (tty < 0) |
| 338 | { |
335 | { |
| 339 | #ifndef NO_SETOWNER_TTYDEV |
336 | #ifndef NO_SETOWNER_TTYDEV |
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| 376 | ioctl (tty, I_PUSH, "ldterm"); |
373 | ioctl (tty, I_PUSH, "ldterm"); |
| 377 | ioctl (tty, I_PUSH, "ttcompat"); |
374 | ioctl (tty, I_PUSH, "ttcompat"); |
| 378 | } |
375 | } |
| 379 | #endif |
376 | #endif |
| 380 | |
377 | |
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378 | #if UTMP_SUPPORT |
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379 | # if defined(HAVE_STRUCT_UTMP) && !defined(HAVE_UTMP_PID) |
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380 | int fd_stdin = dup (STDIN_FILENO); |
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381 | dup2 (tty, STDIN_FILENO); |
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382 | |
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383 | utmp_pos = ttyslot (); |
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384 | |
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385 | dup2 (fd_stdin, STDIN_FILENO); |
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386 | close (fd_stdin); |
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387 | # endif |
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388 | #endif |
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389 | |
| 381 | return true; |
390 | return true; |
| 382 | } |
391 | } |
| 383 | |
392 | |
