win32_hello

b.bat

:: Build script.

@echo off
setlocal

set VSLANG=1033
set flags=/nologo /std:c++14 /Zi /W4 /wd4100

if not exist win32_precomp.pch (
  cl %flags% /Yc"win32_precomp.hpp" /c win32_precomp.cpp
)
cl %flags% /Fe"hello.exe" /Yu"win32_precomp.hpp" win32_hello.cpp /link win32_precomp.obj user32.lib

endlocal

win32_hello.cpp

#include "win32_precomp.hpp"

int WINAPI
WinMain(HINSTANCE hInstance,
        HINSTANCE hPrevInstance,
        PSTR lpCmdLine,
        int nCmdShow)
{
  int i = 42;
  char s[3];
  s[0] = (char)(i / 10) + '0';
  s[1] = (char)(i % 10) + '0';
  s[2] = '\0';

  OutputDebugStringA(s);
  return 0;
}

win32_precomp.cpp

#include "win32_precomp.hpp"

win32_precomp.hpp

/* Precompiled header. */
#define WIN32_LEAN_AND_MEAN
#include <windows.h>