ACE/ace/Dirent_Selector.cpp

   1 #include "ace/Dirent_Selector.h"
   2
   3 #if !defined (__ACE_INLINE__)
   4 #include "ace/Dirent_Selector.inl"
   5 #endif /* __ACE_INLINE__ */
   6
   7 #include "ace/OS_NS_dirent.h"
   8 #include "ace/OS_NS_stdlib.h"
   9
  10 #if defined (ACE_HAS_ALLOC_HOOKS)
  11 # include "ace/Malloc_Base.h"
  12 #endif /* ACE_HAS_ALLOC_HOOKS */
  13
  14 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  15
  16 ACE_Dirent_Selector::~ACE_Dirent_Selector ()
  17 {
  18   // Free up any allocated resources.
  19   this->close();
  20 }
  21
  22 int
  23 ACE_Dirent_Selector::open (const ACE_TCHAR *dir,
  24                            ACE_SCANDIR_SELECTOR sel,
  25                            ACE_SCANDIR_COMPARATOR cmp)
  26 {
  27   n_ = ACE_OS::scandir (dir, &this->namelist_, sel, cmp);
  28   return n_;
  29 }
  30
  31 int
  32 ACE_Dirent_Selector::close ()
  33 {
  34   for (--n_; n_ >= 0; --n_)
  35     {
  36 #if defined (ACE_LACKS_STRUCT_DIR)
  37       // Only the lacking-struct-dir emulation allocates this. Native
  38       // scandir includes d_name in the dirent struct itself.
  39 #if defined (ACE_HAS_ALLOC_HOOKS)
  40       ACE_Allocator::instance()->free (this->namelist_[n_]->d_name);
  41 #else
  42       ACE_OS::free (this->namelist_[n_]->d_name);
  43 #endif /* ACE_HAS_ALLOC_HOOKS */
  44 #endif
  45 #if defined (ACE_HAS_ALLOC_HOOKS)
  46       ACE_Allocator::instance()->free (this->namelist_[n_]);
  47 #else
  48       ACE_OS::free (this->namelist_[n_]);
  49 #endif /* ACE_HAS_ALLOC_HOOKS */
  50     }
  51
  52 #if defined (ACE_HAS_ALLOC_HOOKS)
  53     ACE_Allocator::instance()->free (this->namelist_);
  54 #else
  55   ACE_OS::free (this->namelist_);
  56 #endif /* ACE_HAS_ALLOC_HOOKS */
  57   this->namelist_ = 0;
  58   return 0;
  59 }
  60
  61 ACE_END_VERSIONED_NAMESPACE_DECL