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 *self = wx_const_cast(wxStandardPaths *, this);
  59
  60 #ifdef __LINUX__
  61         // under Linux, we can get location of the executable
  62         char buf[4096];
  63         if ( readlink("/proc/self/exe", buf, WXSIZEOF(buf)) != -1 )
  64         {
  65             wxString exe(buf, wxConvLibc);
  66
  67             // consider that we're in the last "bin" subdirectory of our prefix
  68             wxString basename(wxString(wxTheApp->argv[0]).AfterLast(_T('/')));
  69             size_t pos = exe.find(_T("/bin/") + basename);
  70             if ( pos != wxString::npos )
  71             {
  72                 self->m_prefix.assign(exe, 0, pos);
  73             }
  74         }
  75
  76         if ( m_prefix.empty() )
  77 #endif // __LINUX__
  78         {
  79 #ifdef __VMS
  80            self->m_prefix = _T("/sys$system");
  81 #else
  82            self->m_prefix = _T("/usr/local");
  83 #endif
  84         }
  85     }
  86
  87     return m_prefix;
  88 }
  89
  90 // ----------------------------------------------------------------------------
  91 // public functions
  92 // ----------------------------------------------------------------------------
  93
  94 wxString wxStandardPaths::GetConfigDir() const
  95 {
  96 #ifdef __VMS
  97    return _T("/sys$manager");
  98 #else
  99    return _T("/etc");
 100 #endif
 101 }
 102
 103 wxString wxStandardPaths::GetUserConfigDir() const
 104 {
 105     return wxFileName::GetHomeDir();
 106 }
 107
 108 wxString wxStandardPaths::GetDataDir() const
 109 {
 110 #ifdef __VMS
 111    return AppendAppName(GetInstallPrefix() + _T("/sys$share"));
 112 #else
 113    return AppendAppName(GetInstallPrefix() + _T("/share"));
 114 #endif
 115 }
 116
 117 wxString wxStandardPaths::GetLocalDataDir() const
 118 {
 119 #ifdef __VMS
 120    return AppendAppName(_T("/sys$manager"));
 121 #else
 122    return AppendAppName(_T("/etc"));
 123 #endif
 124 }
 125
 126 wxString wxStandardPaths::GetUserDataDir() const
 127 {
 128 #ifdef __VMS
 129    return wxFileName::GetHomeDir();
 130 #else
 131    return AppendAppName(wxFileName::GetHomeDir() + _T("/."));
 132 #endif
 133 }
 134
 135 wxString wxStandardPaths::GetPluginsDir() const
 136 {
 137     return wxString();
 138 }
 139
 140 #endif // wxUSE_STDPATHS