xref: /aoo41x/main/sal/osl/w32/path_helper.hxx (revision cdf0e10c)
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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
119