src/unix/stdpaths.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        unix/stdpaths.cpp
   3 // Purpose:     wxStandardPaths implementation for Unix & OpenVMS systems
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     2004-10-19
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
   9 // License:     wxWindows license
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // for compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #if wxUSE_STDPATHS
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/app.h"
  31 #endif //WX_PRECOMP
  32
  33 #include "wx/filename.h"
  34
  35 #include "wx/stdpaths.h"
  36
  37 #if defined( __LINUX__ ) || defined( __VMS )
  38     #include <unistd.h>
  39 #endif
  40
  41 #if defined(__WXMAC__)
  42     #include "wx/mac/private.h"
  43 #endif
  44
  45 // ============================================================================
  46 // wxStandardPaths implementation
  47 // ============================================================================
  48
  49 // ----------------------------------------------------------------------------
  50 // prefix management
  51 // ----------------------------------------------------------------------------
  52
  53 void wxStandardPaths::SetInstallPrefix(const wxString& prefix)
  54 {
  55     m_prefix = prefix;
  56 }
  57
  58 wxString wxStandardPaths::GetInstallPrefix() const
  59 {
  60     if ( m_prefix.empty() )
  61     {
  62         wxStandardPaths *pathPtr = wx_const_cast(wxStandardPaths *, this);
  63
  64 #ifdef __LINUX__
  65         // under Linux, we can try to infer the prefix from the location of the
  66         // executable
  67         char buf[4096];
  68         int result = readlink("/proc/self/exe", buf, WXSIZEOF(buf) - sizeof(char));
  69         if ( result != -1 )
  70         {
  71             buf[result] = '\0'; // readlink() doesn't NUL-terminate the buffer
  72
  73             wxString exeStr(buf, wxConvLibc);
  74
  75             // consider that we're in the last "bin" subdirectory of our prefix
  76             wxString basename(wxString(wxTheApp->argv[0]).AfterLast(_T('/')));
  77             size_t pos = exeStr.find(wxT("/bin/") + basename);
  78             if ( pos != wxString::npos )
  79                 pathPtr->m_prefix.assign(exeStr, 0, pos);
  80         }
  81 #endif // __LINUX__
  82
  83         if ( m_prefix.empty() )
  84         {
  85 #ifdef __VMS
  86             pathPtr->m_prefix = wxT("/sys$system");
  87 #else
  88             pathPtr->m_prefix = wxT("/usr/local");
  89 #endif
  90         }
  91     }
  92
  93     return m_prefix;
  94 }
  95
  96 // ----------------------------------------------------------------------------
  97 // public functions
  98 // ----------------------------------------------------------------------------
  99
 100 wxString wxStandardPaths::GetConfigDir() const
 101 {
 102 #ifdef __VMS
 103    return _T("/sys$manager");
 104 #else
 105    return _T("/etc");
 106 #endif
 107 }
 108
 109 wxString wxStandardPaths::GetUserConfigDir() const
 110 {
 111     return wxFileName::GetHomeDir();
 112 }
 113
 114 wxString wxStandardPaths::GetDataDir() const
 115 {
 116 #ifdef __VMS
 117    return AppendAppName(GetInstallPrefix() + _T("/sys$share"));
 118 #else
 119    return AppendAppName(GetInstallPrefix() + _T("/share"));
 120 #endif
 121 }
 122
 123 wxString wxStandardPaths::GetLocalDataDir() const
 124 {
 125 #ifdef __VMS
 126    return AppendAppName(_T("/sys$manager"));
 127 #else
 128    return AppendAppName(_T("/etc"));
 129 #endif
 130 }
 131
 132 wxString wxStandardPaths::GetUserDataDir() const
 133 {
 134 #ifdef __VMS
 135    return wxFileName::GetHomeDir();
 136 #elif defined(__WXMAC__)
 137    return AppendAppName(wxMacFindFolder((short) kUserDomain, kApplicationSupportFolderType, kDontCreateFolder));
 138 #else
 139    return AppendAppName(wxFileName::GetHomeDir() + _T("/."));
 140 #endif
 141 }
 142
 143 wxString wxStandardPaths::GetPluginsDir() const
 144 {
 145     return wxString();
 146 }
 147
 148 #endif // wxUSE_STDPATHS