gcc/m2/mc-boot/GIO.h

   1 /* do not edit automatically generated by mc from IO.  */
   2 /* IO.def provides Read, Write, Errors procedures mapping onto 0, 1 and 2.
   3
   4 Copyright (C) 2001-2024 Free Software Foundation, Inc.
   5 Contributed by Gaius Mulley <gaius.mulley@southwales.ac.uk>.
   6
   7 This file is part of GNU Modula-2.
   8
   9 GNU Modula-2 is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 3, or (at your option)
  12 any later version.
  13
  14 GNU Modula-2 is distributed in the hope that it will be useful, but
  15 WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 General Public License for more details.
  18
  19 Under Section 7 of GPL version 3, you are granted additional
  20 permissions described in the GCC Runtime Library Exception, version
  21 3.1, as published by the Free Software Foundation.
  22
  23 You should have received a copy of the GNU General Public License and
  24 a copy of the GCC Runtime Library Exception along with this program;
  25 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  26 <http://www.gnu.org/licenses/>.  */
  27
  28
  29 #if !defined (_IO_H)
  30 #   define _IO_H
  31
  32 #include "config.h"
  33 #include "system.h"
  34 #   ifdef __cplusplus
  35 extern "C" {
  36 #   endif
  37 #include <stdbool.h>
  38 #   if !defined (PROC_D)
  39 #      define PROC_D
  40        typedef void (*PROC_t) (void);
  41        typedef struct { PROC_t proc; } PROC;
  42 #   endif
  43
  44
  45 #   if defined (_IO_C)
  46 #      define EXTERN
  47 #   else
  48 #      define EXTERN extern
  49 #   endif
  50
  51 EXTERN void IO_Read (char *ch);
  52 EXTERN void IO_Write (char ch);
  53 EXTERN void IO_Error (char ch);
  54
  55 /*
  56    UnBufferedMode - places file descriptor, fd, into an unbuffered mode.
  57 */
  58
  59 EXTERN void IO_UnBufferedMode (int fd, bool input);
  60
  61 /*
  62    BufferedMode - places file descriptor, fd, into a buffered mode.
  63 */
  64
  65 EXTERN void IO_BufferedMode (int fd, bool input);
  66
  67 /*
  68    EchoOn - turns on echoing for file descriptor, fd.  This
  69             only really makes sence for a file descriptor opened
  70             for terminal input or maybe some specific file descriptor
  71             which is attached to a particular piece of hardware.
  72 */
  73
  74 EXTERN void IO_EchoOn (int fd, bool input);
  75
  76 /*
  77    EchoOff - turns off echoing for file descriptor, fd.  This
  78              only really makes sence for a file descriptor opened
  79              for terminal input or maybe some specific file descriptor
  80              which is attached to a particular piece of hardware.
  81 */
  82
  83 EXTERN void IO_EchoOff (int fd, bool input);
  84 #   ifdef __cplusplus
  85 }
  86 #   endif
  87
  88 #   undef EXTERN
  89 #endif