include/stdio_ext.h

   1 #ifndef _STDIO_EXT_H
   2 #include <stdio-common/stdio_ext.h>
   3
   4 # ifndef _ISOMAC
   5
   6 libc_hidden_proto (__fsetlocking)
   7
   8 #define __fsetlocking(fp, type) \
   9   ({ int __result = ((fp->_flags & _IO_USER_LOCK)                       \
  10                      ? FSETLOCKING_BYCALLER : FSETLOCKING_INTERNAL);    \
  11                                                                         \
  12      if (type != FSETLOCKING_QUERY)                                     \
  13        {                                                                \
  14          fp->_flags &= ~_IO_USER_LOCK;                                  \
  15          if (type == FSETLOCKING_BYCALLER)                              \
  16            fp->_flags |= _IO_USER_LOCK;                                 \
  17        }                                                                \
  18                                                                         \
  19      __result;                                                          \
  20   })
  21
  22 # endif /* !_ISOMAC */
  23 #endif /* stdio_ext.h */