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 // ============================================================================
  42 // wxStandardPaths implementation
  43 // ============================================================================
  44
  45 // ----------------------------------------------------------------------------
  46 // prefix management
  47 // ----------------------------------------------------------------------------
  48
  49 void wxStandardPaths::SetInstallPrefix(const wxString& prefix)
  50 {
  51     m_prefix = prefix;
  52 }
  53
  54 wxString wxStandardPaths::GetInstallPrefix() const
  55 {
  56     if (m_prefix.empty())
  57     {
  58         wxStandardPaths *pathPtr = wx_const_cast(wxStandardPaths *, this);
  59
  60 #ifdef __LINUX__
  61         // under Linux, we can get location of the executable
  62         wxChar buf[4096];
  63         int result;
  64
  65         // FIXME: is readlink() Unicode-aware or not???
  66         result = readlink( (const char*)wxT("/proc/self/exe"), (char*)buf, WXSIZEOF(buf) - sizeof(wxChar) );
  67         if (result != -1)
  68         {
  69             buf[result] = wxChar(0);
  70             wxString exeStr( buf, wxConvLibc );
  71
  72             // consider that we're in the last "bin" subdirectory of our prefix
  73             wxString basename( wxString(wxTheApp->argv[0]).AfterLast( wxChar('/')) );
  74             size_t pos = exeStr.find( wxT("/bin/") + basename );
  75             if (pos != wxString::npos)
  76                 pathPtr->m_prefix.assign( exeStr, 0, pos );
  77         }
  78 #endif // __LINUX__
  79
  80         if (m_prefix.empty())
  81         {
  82 #ifdef __VMS
  83            pathPtr->m_prefix = wxT("/sys$system");
  84 #else
  85            pathPtr->m_prefix = wxT("/usr/local");
  86 #endif
  87         }
  88     }
  89
  90     return m_prefix;
  91 }
  92
  93 // ----------------------------------------------------------------------------
  94 // public functions
  95 // ----------------------------------------------------------------------------
  96
  97 wxString wxStandardPaths::GetConfigDir() const
  98 {
  99 #ifdef __VMS
 100    return _T("/sys$manager");
 101 #else
 102    return _T("/etc");
 103 #endif
 104 }
 105
 106 wxString wxStandardPaths::GetUserConfigDir() const
 107 {
 108     return wxFileName::GetHomeDir();
 109 }
 110
 111 wxString wxStandardPaths::GetDataDir() const
 112 {
 113 #ifdef __VMS
 114    return AppendAppName(GetInstallPrefix() + _T("/sys$share"));
 115 #else
 116    return AppendAppName(GetInstallPrefix() + _T("/share"));
 117 #endif
 118 }
 119
 120 wxString wxStandardPaths::GetLocalDataDir() const
 121 {
 122 #ifdef __VMS
 123    return AppendAppName(_T("/sys$manager"));
 124 #else
 125    return AppendAppName(_T("/etc"));
 126 #endif
 127 }
 128
 129 wxString wxStandardPaths::GetUserDataDir() const
 130 {
 131 #ifdef __VMS
 132    return wxFileName::GetHomeDir();
 133 #else
 134    return AppendAppName(wxFileName::GetHomeDir() + _T("/."));
 135 #endif
 136 }
 137
 138 wxString wxStandardPaths::GetPluginsDir() const
 139 {
 140     return wxString();
 141 }
 142
 143 #endif // wxUSE_STDPATHS