src/msw/wince/crt.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/msw/wince/crt.cpp
   3 // Purpose:     Implementation of CRT functions missing under Windows CE
   4 // Author:      Vadim Zeitlin
   5 // Modified by:
   6 // Created:     03.04.04
   7 // Copyright:   (c) 2004 Vadim Zeitlin <vadim@wxwindows.org>
   8 // Licence:     wxWindows licence
   9 ///////////////////////////////////////////////////////////////////////////////
  10
  11 #include "wx/wxprec.h"
  12
  13 #ifdef __BORLANDC__
  14   #pragma hdrstop
  15 #endif
  16
  17 #ifndef WX_PRECOMP
  18     #include "wx/app.h"
  19 #endif
  20
  21 #include "wx/msw/wince/missing.h"
  22
  23 extern "C" void *
  24 bsearch(const void *key, const void *base, size_t num, size_t size,
  25         int (wxCMPFUNC_CONV *cmp)(const void *, const void *))
  26 {
  27     int res;
  28     char *mid;
  29
  30     char *lo = (char *)base;
  31     char *hi = lo + num*size;
  32     while ( lo < hi )
  33     {
  34         mid = lo + (hi - lo)/2;
  35
  36         res = (*cmp)(key, mid);
  37         if ( res < 0 )
  38             hi = mid;
  39         else if ( res > 0 )
  40             lo = mid + size;
  41         else // res == 0
  42             return mid;
  43     }
  44
  45     return NULL;
  46 }
  47
  48 extern "C"
  49 void abort()
  50 {
  51     wxString name;
  52     if ( wxTheApp )
  53         name = wxTheApp->GetAppDisplayName();
  54     if ( name.empty() )
  55         name = L"wxWidgets Application";
  56
  57     MessageBox(NULL, L"Abnormal program termination", name, MB_ICONHAND | MB_OK);
  58
  59     _exit(3);
  60 //    ::ExitProcess(3);
  61 }
  62
  63 extern "C"
  64 char *getenv(const char * WXUNUSED(name))
  65 {
  66     // no way to implement it in Unicode-only environment without using
  67     // wxCharBuffer and it is of no use in C code which uses this function
  68     // (libjpeg)
  69     return NULL;
  70 }
  71
  72 int wxCRT_Rename(const wchar_t *src, const wchar_t *dst)
  73 {
  74     return ::MoveFile(src, dst) ? 0 : -1;
  75 }
  76
  77 int wxCRT_Remove(const wchar_t *path)
  78 {
  79     return ::DeleteFile(path) ? 0 : -1;
  80 }
  81