#include_next "winbase.h"

#ifdef EXPCGF
#define DECLARE_TLS_STORAGE char **tls[4096] __attribute__ ((unused))
#else
#define DECLARE_TLS_STORAGE do {} while (0)
#define _WINBASE2_H
#endif

#if defined(__INSIDE_CYGWIN__) && !defined (__NO_INTERLOCKED__)

#ifndef __INTERLOCKED_DEFINED__
#define __INTERLOCKED_DEFINED__

#ifdef __cplusplus
extern "C" {
#endif

extern __inline__ long ilockincr (long *m)
{
  int __res;
  __asm__ volatile ("\n\
    movl $1,%0\n\
    lock xadd %0,(%1)\n\
    inc  %0\n"
    : "=a" (__res), "=q" (m)
    : "1" (m)
    : "memory" );
  return __res;
}

extern __inline__ long ilockdecr (long *m)
{
  int __res;
  __asm__ volatile ("\n\
    movl $0xffffffff,%0\n\
    lock xadd %0,(%1)\n\
    dec  %0\n"
    : "=a" (__res), "=q" (m)
    : "1" (m)
    : "memory" );
  return __res;
}

extern __inline__ long ilockexch (long *t, long v)
{
  int __res;
  __asm__ volatile ("\n\
1:  lock cmpxchgl %3,(%1)\n\
    jne 1b\n"
    : "=a" (__res), "=q" (t)
    : "1" (t), "q" (v), "0" (*t)
    : "memory" );
  return __res;
}

extern __inline__ long ilockcmpexch (long *t, long v, long c)
{
  int __res;
  __asm__ volatile ("\n\
    lock cmpxchgl %3,(%1)\n"
    : "=a" (__res), "=q" (t)
    : "1" (t), "q" (v), "0" (c)
    : "memory" );
  return __res;
}

#ifdef __cplusplus
}
#endif

#undef InterlockedIncrement
#define InterlockedIncrement ilockincr
#undef InterlockedDecrement
#define InterlockedDecrement ilockdecr
#undef InterlockedExchange
#define InterlockedExchange ilockexch
#undef InterlockedCompareExchange
#define InterlockedCompareExchange ilockcmpexch

#endif /*__INTERLOCKED_DEFINED__*/

#endif /*defined(__INSIDE_CYGWIN__) && !defined (__NO_INTERLOCKED__)*/

#ifndef _WINBASE2_H
#define _WINBASE2_H

extern long tls_ix;
extern char * volatile *__stackbase __asm__ ("%fs:4");

extern __inline__ DWORD
my_tlsalloc ()
{
  DWORD n = ilockdecr (&tls_ix);
  __stackbase[tls_ix] = NULL;
  return n;
}

extern __inline__ BOOL
my_tlssetvalue (DWORD ix, void *val)
{
  __stackbase[ix] = (char *) val;
  return 1;
}

extern __inline__ void *
my_tlsgetvalue (DWORD ix)
{
  return __stackbase[ix];
}

extern __inline__ BOOL
my_tlsfree (DWORD ix)
{
  /* nothing for now */
  return 1;
}

#undef TlsAlloc
#define TlsAlloc my_tlsalloc
#undef TlsGetValue
#define TlsGetValue my_tlsgetvalue
#undef TlsSetValue
#define TlsSetValue my_tlssetvalue
#undef TlsFree
#define TlsFree my_tlsfree
#endif /*_WINBASE2_H*/