headers/posix/stdio_post.h

   1 /*
   2  * Copyright 2003-2012 Haiku, Inc. All Rights Reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef _STDIO_POST_H_
   6 #define _STDIO_POST_H_
   7
   8
   9 /* "Private"/inline functions of our BeOS compatible stdio implementation */
  10
  11 /* ToDo: this is a work in progress to make our stdio
  12  *              BeOS' GNU/libio (almost) binary compatible
  13  *              We may not yet be compatible! */
  14
  15 #ifndef _STDIO_H_
  16 #       error "This file must be included from stdio.h!"
  17 #endif
  18
  19 #ifdef __cplusplus
  20 extern "C" {
  21 #endif
  22
  23 extern char _single_threaded;
  24         /* this boolean value is true (1) if there is only the main thread
  25          * running - as soon as you spawn the first thread, it's set to
  26          * false (0) */
  27
  28 #ifdef __cplusplus
  29 }
  30 #endif
  31
  32 #define getc(stream) \
  33         (_single_threaded ? getc_unlocked(stream) : getc(stream))
  34 #define putc(c, stream) \
  35         (_single_threaded ? putc_unlocked(c, stream) : putc(c, stream))
  36
  37 #endif  /* _STDIO_POST_H_ */