Say tool (text to speech on the command line using SAPI)

Say.cpp

#include <windows.h>
#include <sapi.h>

int wmain(int argc, wchar_t** argv)
{
  ISpVoice *pVoice;
  CoInitialize(0);
  
  CoCreateInstance(CLSID_SpVoice, NULL, CLSCTX_ALL, IID_PPV_ARGS( &pVoice ) );

  pVoice->Speak(argv[1], 0, NULL);
  return 0;
}