sal/osl/w32/path_helper.hxx

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  27
  28 #ifdef _MSC_VER
  29 #pragma warning (disable : 4800)
  30 #endif
  31
  32 #ifndef _PATH_HELPER_HXX_
  33 #define _PATH_HELPER_HXX_
  34
  35 #include "path_helper.h"
  36 #include <rtl/ustring.hxx>
  37 #include <rtl/allocator.hxx>
  38
  39 namespace osl
  40 {
  41
  42 /*******************************************************************
  43  osl_systemPathEnsureSeparator
  44  Adds a trailing path separator to the given system path if not
  45  already there and if the path is not the root path or a logical
  46  drive alone
  47  ******************************************************************/
  48
  49 inline void systemPathEnsureSeparator(/*inout*/ rtl::OUString& Path)
  50 {
  51     osl_systemPathEnsureSeparator(&Path.pData);
  52 }
  53
  54 /*******************************************************************
  55  osl_systemPathRemoveSeparator
  56  Removes the last separator from the given system path if any and
  57  if the path is not the root path '\'
  58  ******************************************************************/
  59
  60 inline void systemPathRemoveSeparator(/*inout*/ rtl::OUString& Path)
  61 {
  62     osl_systemPathRemoveSeparator(&Path.pData);
  63 }
  64
  65 /*******************************************************************
  66  osl_systemPathIsLogicalDrivePattern
  67  ******************************************************************/
  68
  69 inline bool systemPathIsLogicalDrivePattern(/*in*/ const rtl::OUString& path)
  70 {
  71     return osl_systemPathIsLogicalDrivePattern(path.pData);
  72 }
  73
  74 /*******************************************************************
  75  LongPathBuffer
  76  ******************************************************************/
  77 template< class T >
  78 class LongPathBuffer
  79 {
  80     T* m_pBuffer;
  81     sal_uInt32 m_nCharNum;
  82
  83     LongPathBuffer();
  84     LongPathBuffer( const LongPathBuffer& );
  85     LongPathBuffer& operator=( const LongPathBuffer& );
  86
  87 public:
  88     LongPathBuffer( sal_uInt32 nCharNum )
  89     : m_pBuffer( reinterpret_cast<T*>( rtl_allocateMemory( nCharNum * sizeof( T ) ) ) )
  90     , m_nCharNum( nCharNum )
  91     {
  92         OSL_ENSURE( m_pBuffer, "Can not allocate the buffer!" );
  93     }
  94
  95     ~LongPathBuffer()
  96     {
  97         if ( m_pBuffer )
  98             rtl_freeMemory( m_pBuffer );
  99         m_pBuffer = 0;
 100     }
 101
 102     sal_uInt32 getBufSizeInSymbols()
 103     {
 104         return m_nCharNum;
 105     }
 106
 107     operator T* ()
 108     {
 109         return m_pBuffer;
 110     }
 111
 112 };
 113
 114     template< class U, class T > U mingw_reinterpret_cast(LongPathBuffer<T>& a) { return reinterpret_cast<U>(static_cast<T*>(a)); }
 115
 116 } // end namespace osl
 117
 118 #endif