dep/ACE_wrappers/ace/Dirent_Selector.cpp

   1 // $Id: Dirent_Selector.cpp 80826 2008-03-04 14:51:23Z wotte $
   2
   3 #include "ace/Dirent_Selector.h"
   4
   5 #if !defined (__ACE_INLINE__)
   6 #include "ace/Dirent_Selector.inl"
   7 #endif /* __ACE_INLINE__ */
   8
   9 #include "ace/OS_NS_dirent.h"
  10 #include "ace/OS_NS_stdlib.h"
  11
  12 ACE_RCSID (ace,
  13            Dirent_Selector,
  14            "$Id: Dirent_Selector.cpp 80826 2008-03-04 14:51:23Z wotte $")
  15
  16 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  17
  18 // Construction/Destruction
  19
  20 ACE_Dirent_Selector::ACE_Dirent_Selector (void)
  21   : namelist_ (0),
  22     n_ (0)
  23 {
  24 }
  25
  26 ACE_Dirent_Selector::~ACE_Dirent_Selector (void)
  27 {
  28   // Free up any allocated resources.
  29   this->close();
  30 }
  31
  32 int
  33 ACE_Dirent_Selector::open (const ACE_TCHAR *dir,
  34                            ACE_SCANDIR_SELECTOR sel,
  35                            ACE_SCANDIR_COMPARATOR cmp)
  36 {
  37   n_ = ACE_OS::scandir (dir, &this->namelist_, sel, cmp);
  38   return n_;
  39 }
  40
  41 int
  42 ACE_Dirent_Selector::close (void)
  43 {
  44   for (--n_; n_ >= 0; --n_)
  45     {
  46 #if defined (ACE_LACKS_STRUCT_DIR)
  47       // Only the lacking-struct-dir emulation allocates this. Native
  48       // scandir includes d_name in the dirent struct itself.
  49       ACE_OS::free (this->namelist_[n_]->d_name);
  50 #endif
  51       ACE_OS::free (this->namelist_[n_]);
  52     }
  53
  54   ACE_OS::free (this->namelist_);
  55   this->namelist_ = 0;
  56   return 0;
  57 }
  58
  59 ACE_END_VERSIONED_NAMESPACE_DECL