#include "amiga.h"
#include <string.h>

int readlink(char *path, char *buf, int bufsiz)
{
  struct DevProc *dev = NULL;

  chkabort();

  while (1)
    {
      struct DevProc *newdev = GetDeviceProc(path, dev);
      long err;
      
      FreeDeviceProc(dev);
      if (!(dev = newdev)) ERROR;

      buf[0] = '\0';
      if (ReadLink(dev->dvp_Port, dev->dvp_Lock, path, buf, bufsiz + 1))
	{
	  FreeDeviceProc(dev);
	  if (!buf[0])
	    {
	      /* Play games with apparent 2.x ram: bug */
	      errno = ENOENT;
	      return -1;
	    }
	  return strlen(buf);
	}
      err = IoErr();
      if (!(err == ERROR_OBJECT_NOT_FOUND && (dev->dvp_Flags & DVPF_ASSIGN)))
	{
	  FreeDeviceProc(dev);
	  errno = convert_oserr(err);
	  return -1;
	}
    }
}