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2b778ceb | 1 | /* Copyright (C) 1998-2021 Free Software Foundation, Inc. |
ae1025be | 2 | This file is part of the GNU C Library. |
46d7de19 | 3 | |
ae1025be | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
46d7de19 | 8 | |
ae1025be UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
46d7de19 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
46d7de19 | 17 | |
6591c335 UD |
18 | #include <sys/types.h> |
19 | #include <termios.h> | |
20 | #include <unistd.h> | |
21 | #include <utmp.h> | |
22 | #include <pty.h> | |
734c60eb | 23 | #include <shlib-compat.h> |
46d7de19 | 24 | |
6591c335 | 25 | int |
734c60eb FW |
26 | __forkpty (int *pptmx, char *name, const struct termios *termp, |
27 | const struct winsize *winp) | |
6591c335 | 28 | { |
734c60eb | 29 | int ptmx, terminal, pid; |
46d7de19 | 30 | |
734c60eb | 31 | if (openpty (&ptmx, &terminal, name, termp, winp) == -1) |
6591c335 UD |
32 | return -1; |
33 | ||
734c60eb | 34 | switch (pid = __fork ()) |
6591c335 UD |
35 | { |
36 | case -1: | |
734c60eb FW |
37 | __close (ptmx); |
38 | __close (terminal); | |
6591c335 UD |
39 | return -1; |
40 | case 0: | |
41 | /* Child. */ | |
734c60eb FW |
42 | __close (ptmx); |
43 | if (login_tty (terminal)) | |
6591c335 UD |
44 | _exit (1); |
45 | ||
46 | return 0; | |
47 | default: | |
48 | /* Parent. */ | |
734c60eb FW |
49 | *pptmx = ptmx; |
50 | __close (terminal); | |
6591c335 UD |
51 | |
52 | return pid; | |
53 | } | |
54 | } | |
734c60eb FW |
55 | versioned_symbol (libc, __forkpty, forkpty, GLIBC_2_34); |
56 | libc_hidden_ver (__forkpty, forkpty) | |
57 | ||
58 | #if OTHER_SHLIB_COMPAT (libutil, GLIBC_2_0, GLIBC_2_34) | |
59 | compat_symbol (libutil, __forkpty, forkpty, GLIBC_2_0); | |
60 | #endif |