libc/stdio/ferror.c

   1 /* Copyright (C) 2004       Manuel Novoa III    <mjn3@codepoet.org>
   2  *
   3  * GNU Library General Public License (LGPL) version 2 or later.
   4  *
   5  * Dedicated to Toni.  See uClibc/DEDICATION.mjn3 for details.
   6  */
   7
   8 #include "_stdio.h"
   9
  10 #undef ferror
  11 #ifdef __DO_UNLOCKED
  12
  13 #undef ferror_unlocked
  14 int ferror_unlocked(register FILE *stream)
  15 {
  16         __STDIO_STREAM_VALIDATE(stream);
  17
  18         return __FERROR_UNLOCKED(stream);
  19 }
  20
  21 #ifndef __UCLIBC_HAS_THREADS__
  22 strong_alias(ferror_unlocked,ferror)
  23 #endif
  24
  25 #elif defined __UCLIBC_HAS_THREADS__
  26
  27 int ferror(register FILE *stream)
  28 {
  29         int retval;
  30         __STDIO_AUTO_THREADLOCK_VAR;
  31
  32         __STDIO_AUTO_THREADLOCK(stream);
  33
  34         __STDIO_STREAM_VALIDATE(stream);
  35
  36         retval = __FERROR_UNLOCKED(stream);
  37
  38         __STDIO_AUTO_THREADUNLOCK(stream);
  39
  40         return retval;
  41 }
  42
  43 #endif