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// -*- C++ -*-
#include "ace/OS_Memory.h"
#if defined (ACE_LACKS_ALPHASORT)
# include "ace/OS_NS_string.h"
#endif /* ACE_LACKS_ALPHASORT */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE_OS
{
ACE_INLINE void
closedir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_WIN32) && defined (ACE_LACKS_CLOSEDIR)
ACE_OS::closedir_emulation (d);
delete [] d->directory_name_;
delete d;
# elif defined (ACE_HAS_WCLOSEDIR) && defined (ACE_USES_WCHAR)
::wclosedir (d);
# else /* ACE_WIN32 && ACE_LACKS_CLOSEDIR */
::closedir (d);
# endif /* ACE_WIN32 && ACE_LACKS_CLOSEDIR */
#else /* ACE_HAS_DIRENT */
ACE_UNUSED_ARG (d);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE ACE_DIR *
opendir (const ACE_TCHAR *filename)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_WIN32) && defined (ACE_LACKS_OPENDIR)
return ::ACE_OS::opendir_emulation (filename);
# elif defined (ACE_HAS_WOPENDIR) && defined (ACE_USES_WCHAR)
return ::wopendir (filename);
# elif defined (ACE_HAS_NONCONST_OPENDIR)
return ::opendir (const_cast<char *> (filename));
# else /* ! ACE_WIN32 && ACE_LACKS_OPENDIR */
return ::opendir (ACE_TEXT_ALWAYS_CHAR (filename));
# endif /* ACE_WIN32 && ACE_LACKS_OPENDIR */
#else
ACE_UNUSED_ARG (filename);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE struct ACE_DIRENT *
readdir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_WIN32) && defined (ACE_LACKS_READDIR)
return ACE_OS::readdir_emulation (d);
# elif defined (ACE_HAS_WREADDIR) && defined (ACE_USES_WCHAR)
return ::wreaddir (d);
# else /* ACE_WIN32 && ACE_LACKS_READDIR */
return ::readdir (d);
# endif /* ACE_WIN32 && ACE_LACKS_READDIR */
#else
ACE_UNUSED_ARG (d);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE int
readdir_r (ACE_DIR *dirp,
struct ACE_DIRENT *entry,
struct ACE_DIRENT **result)
{
#if !defined (ACE_HAS_REENTRANT_FUNCTIONS)
ACE_UNUSED_ARG (entry);
// <result> has better not be 0!
*result = ACE_OS::readdir (dirp);
if (*result)
return 0; // Keep iterating
else
return 1; // Oops, some type of error!
#elif defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_READDIR_R)
# if defined (ACE_HAS_3_PARAM_READDIR_R)
return ::readdir_r (dirp, entry, result);
# else
// <result> had better not be 0!
*result = ::readdir_r (dirp, entry);
return 0;
# endif /* sun */
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_READDIR_R */
ACE_UNUSED_ARG (dirp);
ACE_UNUSED_ARG (entry);
ACE_UNUSED_ARG (result);
ACE_NOTSUP_RETURN (0);
#endif /* ACE_HAS_REENTRANT_FUNCTIONS */
}
ACE_INLINE void
rewinddir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT)
# if defined (ACE_HAS_WREWINDDIR) && defined (ACE_USES_WCHAR)
::wrewinddir (d);
# elif !defined (ACE_LACKS_REWINDDIR)
ace_rewinddir_helper (d);
# else
ACE_UNUSED_ARG (d);
# endif /* !defined (ACE_LACKS_REWINDDIR) */
#endif /* ACE_HAS_DIRENT */
}
ACE_INLINE int
scandir (const ACE_TCHAR *dirname,
struct ACE_DIRENT **namelist[],
ACE_SCANDIR_SELECTOR selector,
ACE_SCANDIR_COMPARATOR comparator)
{
#if defined (ACE_HAS_SCANDIR)
return ::scandir (ACE_TEXT_ALWAYS_CHAR (dirname),
namelist,
# if defined (ACE_SCANDIR_SEL_LACKS_CONST)
reinterpret_cast<ACE_SCANDIR_OS_SELECTOR> (selector),
# else
selector,
# endif /* ACE_SCANDIR_SEL_LACKS_CONST */
# if defined (ACE_SCANDIR_CMP_USES_VOIDPTR) || \
defined (ACE_SCANDIR_CMP_USES_CONST_VOIDPTR)
reinterpret_cast<ACE_SCANDIR_OS_COMPARATOR> (comparator));
# else
comparator);
# endif /* ACE_SCANDIR_CMP_USES_VOIDPTR */
#else /* ! defined ( ACE_HAS_SCANDIR) */
return ACE_OS::scandir_emulation (dirname, namelist, selector, comparator);
#endif /* ACE_HAS_SCANDIR */
}
ACE_INLINE int
alphasort (const void *a, const void *b)
{
#if defined (ACE_LACKS_ALPHASORT)
return ACE_OS::strcmp ((*static_cast<const struct ACE_DIRENT * const *>(a))->d_name,
(*static_cast<const struct ACE_DIRENT * const *>(b))->d_name);
#else
# if defined (ACE_SCANDIR_CMP_USES_VOIDPTR)
return ::alphasort (const_cast<void *>(a),
const_cast<void *>(b));
# elif defined (ACE_SCANDIR_CMP_USES_CONST_VOIDPTR)
return ::alphasort (a, b);
# else
return ::alphasort ((const struct ACE_DIRENT **)a,
(const struct ACE_DIRENT **)b);
# endif
#endif
}
ACE_INLINE void
seekdir (ACE_DIR *d, long loc)
{
#if defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_SEEKDIR)
::seekdir (d, loc);
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_SEEKDIR */
ACE_UNUSED_ARG (d);
ACE_UNUSED_ARG (loc);
#endif /* ! ACE_HAS_DIRENT || ACE_LACKS_SEEKDIR */
}
ACE_INLINE long
telldir (ACE_DIR *d)
{
#if defined (ACE_HAS_DIRENT) && !defined (ACE_LACKS_TELLDIR)
return ::telldir (d);
#else /* ! ACE_HAS_DIRENT || ACE_LACKS_TELLDIR */
ACE_UNUSED_ARG (d);
ACE_NOTSUP_RETURN (-1);
#endif /* ! ACE_HAS_DIRENT || ACE_LACKS_TELLDIR */
}
}
ACE_END_VERSIONED_NAMESPACE_DECL
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