src/s/gnu.h

   1 /* Definitions file for GNU Emacs running on the GNU Hurd.
   2
   3 Copyright (C) 1994-1996, 2001-2012  Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software: you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation, either version 3 of the License, or
  10 (at your option) any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20
  21 /* Get most of the stuff from bsd-common */
  22 #include "bsd-common.h"
  23
  24 #undef SYSTEM_TYPE
  25 #define SYSTEM_TYPE "gnu"
  26
  27 #undef NLIST_STRUCT
  28
  29 #define SIGNALS_VIA_CHARACTERS
  30
  31 /* libc defines data_start.  */
  32 #define DATA_START ({ extern int data_start; (char *) &data_start; })
  33
  34 /* Some losing code fails to include this and then assumes
  35    that because it is braindead that O_RDONLY==0.  */
  36 #include <fcntl.h>
  37
  38 #ifdef emacs
  39 #include <stdio.h>  /* Get the definition of _IO_STDIO_H.  */
  40 #if defined (_IO_STDIO_H) || defined (_STDIO_USES_IOSTREAM)
  41 /* new C libio names */
  42 #define GNU_LIBRARY_PENDING_OUTPUT_COUNT(FILE) \
  43   ((FILE)->_IO_write_ptr - (FILE)->_IO_write_base)
  44 #endif /* !_IO_STDIO_H */
  45 #endif /* emacs */
  46
  47 #define POSIX_SIGNALS 1
  48
  49 /* Use the GC_MAKE_GCPROS_NOOPS (see lisp.h) method for marking the stack.  */
  50 #define GC_MARK_STACK   GC_MAKE_GCPROS_NOOPS