login/pty.h

   1 /* Functions for pseudo TTY handling.
   2    Copyright (C) 1996-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _PTY_H
  20 #define _PTY_H  1
  21
  22 #include <features.h>
  23
  24 struct termios;
  25 struct winsize;
  26
  27 #include <termios.h>
  28 #include <sys/ioctl.h>
  29
  30
  31 __BEGIN_DECLS
  32
  33 /* Create pseudo tty master slave pair with NAME and set terminal
  34    attributes according to TERMP and WINP and return handles for both
  35    ends in AMASTER and ASLAVE.  */
  36 extern int openpty (int *__amaster, int *__aslave, char *__name,
  37                     const struct termios *__termp,
  38                     const struct winsize *__winp) __THROW;
  39
  40 /* Create child process and establish the slave pseudo terminal as the
  41    child's controlling terminal.  */
  42 extern int forkpty (int *__amaster, char *__name,
  43                     const struct termios *__termp,
  44                     const struct winsize *__winp) __THROW;
  45
  46 __END_DECLS
  47
  48 #endif  /* pty.h */