WDL/win32_printf.h

   1 #ifndef _WDL_WIN32_PRINTF_H_
   2 #define _WDL_WIN32_PRINTF_H_
   3
   4 #include <windows.h>
   5 #ifdef printf
   6 #undef printf
   7 #endif
   8 #define printf wdl_printf
   9
  10 // this file is designed to be temporarily included when printf() debugging on win32
  11
  12
  13 static void wdl_printf(const char *format, ...)
  14 {
  15   char tmp[3800];
  16   int rv;
  17   va_list va;
  18   va_start(va,format);
  19   tmp[0]=0;
  20   rv=_vsnprintf(tmp,sizeof(tmp),format,va); // returns -1  if over, and does not null terminate, ugh
  21   va_end(va);
  22
  23   if (rv < 0 || rv>=(int)sizeof(tmp)-1) tmp[sizeof(tmp)-1]=0;
  24   OutputDebugStringA(tmp);
  25 }
  26
  27 #endif