src/unix/baseunix.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        unix/baseunix.cpp
   3 // Purpose:     misc stuff only used in console applications under Unix
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     23.06.2003
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
   9 // License:     wxWindows licence
  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 #ifndef WX_PRECOMP
  28     #include "wx/log.h"
  29     #include "wx/intl.h"
  30 #endif //WX_PRECOMP
  31
  32 #include "wx/apptrait.h"
  33 #include "wx/utils.h"
  34 #include "wx/unix/execute.h"
  35
  36 // for waitpid()
  37 #include <sys/types.h>
  38 #include <sys/wait.h>
  39
  40 // ============================================================================
  41 // wxConsoleAppTraits implementation
  42 // ============================================================================
  43
  44 // ----------------------------------------------------------------------------
  45 // wxExecute support
  46 // ----------------------------------------------------------------------------
  47
  48 bool wxConsoleAppTraits::CreateEndProcessPipe(wxExecuteData& WXUNUSED(data))
  49 {
  50     // nothing to do, so always ok
  51     return true;
  52 }
  53
  54 bool
  55 wxConsoleAppTraits::IsWriteFDOfEndProcessPipe(wxExecuteData& WXUNUSED(data),
  56                                               int WXUNUSED(fd))
  57 {
  58     // we don't have any pipe
  59     return false;
  60 }
  61
  62 void
  63 wxConsoleAppTraits::DetachWriteFDOfEndProcessPipe(wxExecuteData& WXUNUSED(data))
  64 {
  65     // nothing to do
  66 }
  67
  68
  69 int
  70 wxConsoleAppTraits::WaitForChild(wxExecuteData& execData)
  71 {
  72     wxASSERT_MSG( execData.flags & wxEXEC_SYNC,
  73                   wxT("async execution not supported yet") );
  74
  75     int exitcode = 0;
  76     if ( waitpid(execData.pid, &exitcode, 0) == -1 || !WIFEXITED(exitcode) )
  77     {
  78         wxLogSysError(_("Waiting for subprocess termination failed"));
  79     }
  80
  81     return exitcode;
  82 }
  83
  84 // ----------------------------------------------------------------------------
  85 // misc other stuff
  86 // ----------------------------------------------------------------------------
  87
  88 // this is in mac/utils.cpp under Mac and MGL
  89 #if !defined(__WXMAC__) && !defined(__WXMGL__)
  90
  91 wxToolkitInfo& wxConsoleAppTraits::GetToolkitInfo()
  92 {
  93     static wxToolkitInfo info;
  94     int major, minor;
  95
  96     FILE *f = popen("uname -r", "r");
  97     if (f)
  98     {
  99         char buf[32];
 100         size_t c = fread(buf, 1, sizeof(buf) - 1, f);
 101         pclose(f);
 102         buf[c] = '\0';
 103         if ( sscanf(buf, "%d.%d", &major, &minor) != 2 )
 104         {
 105             // unrecognized uname string format
 106             major =
 107             minor = -1;
 108         }
 109     }
 110     else
 111     {
 112         // failed to run uname
 113         major =
 114         minor = -1;
 115     }
 116
 117     info.versionMajor = major;
 118     info.versionMinor = minor;
 119     info.name = _T("wxBase");
 120     info.os = wxUNIX;
 121
 122     return info;
 123 }
 124
 125 #endif // __WXMAC__
 126