src/sysstdio.h

   1 /* Standard I/O for Emacs.
   2
   3 Copyright 2013-2018 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 (at
  10 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 <https://www.gnu.org/licenses/>.  */
  19
  20 #ifndef EMACS_SYSSTDIO_H
  21 #define EMACS_SYSSTDIO_H
  22
  23 #include <fcntl.h>
  24 #include <stdio.h>
  25
  26 extern FILE *emacs_fopen (char const *, char const *);
  27
  28 #if O_BINARY
  29 # define FOPEN_BINARY "b"
  30 # define FOPEN_TEXT "t"
  31 #else
  32 # define FOPEN_BINARY ""
  33 # define FOPEN_TEXT ""
  34 #endif
  35
  36 /* These are compatible with unlocked-io.h, if both files are included.  */
  37 #if !HAVE_DECL_CLEARERR_UNLOCKED
  38 # define clearerr_unlocked(x) clearerr (x)
  39 #endif
  40 #if !HAVE_DECL_FEOF_UNLOCKED
  41 # define feof_unlocked(x) feof (x)
  42 #endif
  43 #if !HAVE_DECL_FERROR_UNLOCKED
  44 # define ferror_unlocked(x) ferror (x)
  45 #endif
  46 #if !HAVE_DECL_FFLUSH_UNLOCKED
  47 # define fflush_unlocked(x) fflush (x)
  48 #endif
  49 #if !HAVE_DECL_FGETS_UNLOCKED
  50 # define fgets_unlocked(x,y,z) fgets (x,y,z)
  51 #endif
  52 #if !HAVE_DECL_FPUTC_UNLOCKED
  53 # define fputc_unlocked(x,y) fputc (x,y)
  54 #endif
  55 #if !HAVE_DECL_FPUTS_UNLOCKED
  56 # define fputs_unlocked(x,y) fputs (x,y)
  57 #endif
  58 #if !HAVE_DECL_FREAD_UNLOCKED
  59 # define fread_unlocked(w,x,y,z) fread (w,x,y,z)
  60 #endif
  61 #if !HAVE_DECL_FWRITE_UNLOCKED
  62 # define fwrite_unlocked(w,x,y,z) fwrite (w,x,y,z)
  63 #endif
  64 #if !HAVE_DECL_GETC_UNLOCKED
  65 # define getc_unlocked(x) getc (x)
  66 #endif
  67 #if !HAVE_DECL_GETCHAR_UNLOCKED
  68 # define getchar_unlocked() getchar ()
  69 #endif
  70 #if !HAVE_DECL_PUTC_UNLOCKED
  71 # define putc_unlocked(x,y) putc (x,y)
  72 #endif
  73 #if !HAVE_DECL_PUTCHAR_UNLOCKED
  74 # define putchar_unlocked(x) putchar (x)
  75 #endif
  76
  77 #endif /* EMACS_SYSSTDIO_H */