lib/termios.in.h

   1 /* Substitute for and wrapper around <termios.h>.
   2    Copyright (C) 2010-2024 Free Software Foundation, Inc.
   3
   4    This file is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU Lesser General Public License as
   6    published by the Free Software Foundation; either version 2.1 of the
   7    License, or (at your option) any later version.
   8
   9    This file 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
  12    GNU Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #ifndef _@GUARD_PREFIX@_TERMIOS_H
  18
  19 #if __GNUC__ >= 3
  20 @PRAGMA_SYSTEM_HEADER@
  21 #endif
  22 @PRAGMA_COLUMNS@
  23
  24 /* On HP-UX 11.00, some of the function declarations in <sys/termio.h>,
  25    included by <termios.h>, are not protected by extern "C".  Enforce
  26    "C" linkage for these functions nevertheless.  */
  27 #if defined __hpux && defined __cplusplus
  28 # include <sys/types.h>
  29 # include <sys/ioctl.h>
  30 extern "C" {
  31 # include <sys/termio.h>
  32 }
  33 #endif
  34
  35 /* The include_next requires a split double-inclusion guard.  */
  36 #if @HAVE_TERMIOS_H@
  37 # @INCLUDE_NEXT@ @NEXT_TERMIOS_H@
  38 #endif
  39
  40 #ifndef _@GUARD_PREFIX@_TERMIOS_H
  41 #define _@GUARD_PREFIX@_TERMIOS_H
  42
  43 /* This file uses GNULIB_POSIXCHECK, HAVE_RAW_DECL_*.  */
  44 #if !_GL_CONFIG_H_INCLUDED
  45  #error "Please include config.h first."
  46 #endif
  47
  48 /* Get pid_t.  */
  49 #include <sys/types.h>
  50
  51 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */
  52
  53 /* The definition of _GL_WARN_ON_USE is copied here.  */
  54
  55
  56 /* Declare overridden functions.  */
  57
  58 #if @GNULIB_TCGETSID@
  59 /* Return the session ID of the controlling terminal of the current process.
  60    The argument is a descriptor if this controlling terminal.
  61    Return -1, with errno set, upon failure.  errno = ENOSYS means that the
  62    function is unsupported.  */
  63 # if !@HAVE_DECL_TCGETSID@
  64 _GL_FUNCDECL_SYS (tcgetsid, pid_t, (int fd));
  65 # endif
  66 _GL_CXXALIAS_SYS (tcgetsid, pid_t, (int fd));
  67 _GL_CXXALIASWARN (tcgetsid);
  68 #elif defined GNULIB_POSIXCHECK
  69 # undef tcgetsid
  70 # if HAVE_RAW_DECL_TCGETSID
  71 _GL_WARN_ON_USE (tcgetsid, "tcgetsid is not portable - "
  72                  "use gnulib module tcgetsid for portability");
  73 # endif
  74 #endif
  75
  76
  77 #endif /* _@GUARD_PREFIX@_TERMIOS_H */
  78 #endif /* _@GUARD_PREFIX@_TERMIOS_H */