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#ifndef _NEWLIB_STDIO_H

#define _NEWLIB_STDIO_H

#include <sys/lock.h>

#include <sys/reent.h>

/* Internal locking macros, used to protect stdio functions.  In the

   general case, expand to nothing. Use __SSTR flag in FILE _flags to

   detect if FILE is private to sprintf/sscanf class of functions; if

   set then do nothing as lock is not initialised. */

#if !defined(_flockfile)

#ifndef __SINGLE_THREAD__

#  define _flockfile(fp) (((fp)->_flags & __SSTR) ? 0 : __lock_acquire_recursive((fp)->_lock))

#else

#  define _flockfile(fp)        (_CASTVOID 0)

#endif

#endif

#if !defined(_funlockfile)

#ifndef __SINGLE_THREAD__

#  define _funlockfile(fp) (((fp)->_flags & __SSTR) ? 0 : __lock_release_recursive((fp)->_lock))

#else

#  define _funlockfile(fp)      (_CASTVOID 0)

#endif

#endif

#endif /* _NEWLIB_STDIO_H */