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annotate host/tools/Utils/win32/FileName.h @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

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Update all copyright banners to reflect FSF ownership; fix and improve licence text.
author jlarmour
date Thu, 29 Jan 2009 17:47:46 +0000
parents 435cced73e2f
children
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1 // ####ECOSHOSTGPLCOPYRIGHTBEGIN####
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2 // -------------------------------------------
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3 // This file is part of the eCos host tools.
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4 // Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
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5 //
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6 // This program is free software; you can redistribute it and/or modify
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7 // it under the terms of the GNU General Public License as published by
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8 // the Free Software Foundation; either version 2 or (at your option) any
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9 // later version.
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10 //
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11 // This program is distributed in the hope that it will be useful, but
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12 // WITHOUT ANY WARRANTY; without even the implied warranty of
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 // General Public License for more details.
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15 //
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16 // You should have received a copy of the GNU General Public License
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17 // along with this program; if not, write to the
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18 // Free Software Foundation, Inc., 51 Franklin Street,
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19 // Fifth Floor, Boston, MA 02110-1301, USA.
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20 // -------------------------------------------
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21 // ####ECOSHOSTGPLCOPYRIGHTEND####
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22 //===========================================================================
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23 //#####DESCRIPTIONBEGIN####
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24 //
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25 // Author(s): sdf
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26 // Contact(s): sdf
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27 // Date: 1998/09/11
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28 // Version: 0.01
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29 // Purpose: Class to encapsulate filename operations (i.e. broadly on a file which probably do not involve opening
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30 // it). Importantly, the + and += operators performs filename segment addition, making sure that only one '\\'
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31 // comes between each piece.
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32 // Description: Interface of a the filename class
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33 // Requires:
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34 // Provides:
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35 // See also:
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36 // Known bugs:
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37 // Usage:
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38 //
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39 //####DESCRIPTIONEND####
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40 //
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41 //===========================================================================
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42
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43 #ifndef _FILENAME_H
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44 #define _FILENAME_H
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45 #include <afxtempl.h>
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46 class CFileName;
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47 typedef CArray<CFileName,CFileName&> CFileNameArray;
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48 class CFileName : public CString {
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49 public:
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50 void ReplaceExtension (LPCTSTR pszNewExt);
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51
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52 // previous directory is returned:
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53 static CFileName SetCurrentDirectory (LPCTSTR pszDir);
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54 const CString Root() const;
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55 const CString Extension() const;
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56 static CFileName GetTempPath();
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57 bool IsAbsolute() const;
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58
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59 static const TCHAR cSep; // The path separator ('\' on windows)
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60
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61 // Standard ctors
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62 CFileName():CString(){}
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63 CFileName(const CFileName& stringSrc):CString(stringSrc){Normalize();}
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64 CFileName(const CString& stringSrc):CString(stringSrc){Normalize();}
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65 CFileName(TCHAR ch, int nRepeat = 1):CString(ch,nRepeat){Normalize();}
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66 CFileName(LPCSTR lpsz):CString(lpsz){Normalize();}
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67 CFileName(LPCWSTR lpsz):CString(lpsz){Normalize();}
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68 CFileName(LPCSTR lpch, int nLength):CString(lpch,nLength){Normalize();}
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69 CFileName(LPCWSTR lpch, int nLength):CString(lpch,nLength){Normalize();}
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70 CFileName(const unsigned char* psz):CString(psz){Normalize();}
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71
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72 // Construct from path fragments
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73 CFileName(LPCTSTR,LPCTSTR);
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74 CFileName(LPCTSTR,LPCTSTR,LPCTSTR);
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75 CFileName(LPCTSTR,LPCTSTR,LPCTSTR,LPCTSTR);
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76 CFileName(LPCTSTR,LPCTSTR,LPCTSTR,LPCTSTR,LPCTSTR);
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77
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78 // catenation operators: exactly one separator is placed between L and R
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79 const CFileName& operator+=(const CFileName& string);
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80 const CFileName& operator+=(TCHAR ch);
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81 #ifdef _UNICODE
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82 const CFileName& operator+=(char ch);
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83 #endif
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84 const CFileName& operator+=(LPCTSTR lpsz);
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85 friend CFileName AFXAPI operator+(const CFileName& string1,const CFileName& string2);
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86 friend CFileName AFXAPI operator+(const CFileName& string, TCHAR ch);
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87 friend CFileName AFXAPI operator+(TCHAR ch, const CFileName& string);
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88 #ifdef _UNICODE
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89 friend CFileName AFXAPI operator+(const CFileName& string, char ch);
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90 friend CFileName AFXAPI operator+(char ch, const CFileName& string);
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91 #endif
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92 friend CFileName AFXAPI operator+(const CFileName& string, LPCTSTR lpsz);
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93 friend CFileName AFXAPI operator+(LPCTSTR lpsz, const CFileName& string);
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94
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95 // Textual append - no separator functionality
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96 const CFileName& Append (TCHAR ch);
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97 const CFileName& Append (LPCTSTR psz);
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98
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99 // Utility functions
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100 const CFileName FullName() const; // full path name
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101 const CFileName NoSpaceName() const;// sans spaces
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102 const CFileName ShortName() const; // the type with ~s in it
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103 const CFileName Tail() const; // file name sans directory part
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104 const CFileName Head() const; // directory part
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105 const CFileName CygPath() const; // path mangled for CygWin
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106
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107 static CFileName GetCurrentDirectory();
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108 const CFileName& ExpandEnvironmentStrings();
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109 static CFileName ExpandEnvironmentStrings(LPCTSTR psz);
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110
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111 // Form path name relative to given parameter (if NULL, current directory)
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112 const CFileName& MakeRelative(LPCTSTR pszRelativeTo=0);
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113 static CFileName Relative(LPCTSTR psz,LPCTSTR pszRelativeTo=0);
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114
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115 bool SameFile (const CFileName &strOther) const;
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116 bool SetFileAttributes (DWORD dwFileAttributes) const;
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117
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118 DWORD Attributes() const { return ::GetFileAttributes(*this); }
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119
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120 bool Exists () const {return 0xFFFFFFFF!=Attributes();}
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121 bool IsDir () const { DWORD a=Attributes(); return 0xFFFFFFFF!=a && (0!=(a&FILE_ATTRIBUTE_DIRECTORY));}
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122 bool IsFile () const { DWORD a=Attributes(); return 0xFFFFFFFF!=a && (0==(a&FILE_ATTRIBUTE_DIRECTORY));}
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123 bool IsReadOnly () const { DWORD a=Attributes(); return 0xFFFFFFFF!=a && (0!=(a&FILE_ATTRIBUTE_READONLY ));}
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124 FILETIME LastModificationTime() const;
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125
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126 bool RecursivelyDelete();
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127
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128 bool CreateDirectory (bool bParentsToo=true,bool bFailIfAlreadyExists=false) const;
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129
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130 static int FindFiles (LPCTSTR pszDir,CFileNameArray &ar,LPCTSTR pszPattern=_T("*.*"),bool bRecurse=true,DWORD dwExclude=FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_HIDDEN);
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131
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132 protected:
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133 // Helpers for Relative():
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134 LPCTSTR *Chop ();
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135 static CFileName Drive(LPCTSTR psz);
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136
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137 // Remove trailing '/' (helper for ctors)
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138 void Normalize();
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139
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140 // Implementating catenation functionality:
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141 void ConcatInPlace(int nSrcLen, LPCTSTR lpszSrcData);
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142 void ConcatCopy(int nSrc1Len, LPCTSTR lpszSrc1Data,int nSrc2Len, LPCTSTR lpszSrc2Data);
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143 };
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144
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145 class CSaveExcursion {
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146 const CFileName m_strPrevDir;
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147 public:
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148 CSaveExcursion(LPCTSTR pszDir) : m_strPrevDir(CFileName::SetCurrentDirectory(pszDir)) {}
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149 ~CSaveExcursion() { ::SetCurrentDirectory(m_strPrevDir); }
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150 bool Ok() const { return !m_strPrevDir.IsEmpty(); }
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151 };
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152
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153 #endif