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28
29/// \file examples/hello.cpp
30/// Minimal example using Lua code to print a traditional hello-world message.
31
32#include <cstdlib>
33
34#include <lutok/state.ipp>
35
36
37/// Program's entry point.
38///
39/// \return A system exit code.
40int
41main(void)
42{
43    // Initializes a new Lua state.  Every Lua state is independent from each
44    // other.
45    lutok::state state;
46
47    // Loads the standard library into the Lua state.  Among many other
48    // functions, this gives us access to print(), which is used below.
49    state.open_base();
50
51    // Pushes the print() function into the Lua stack, then its only argument,
52    // and then proceeds to execute it within the Lua state.
53    state.get_global("print");
54    state.push_string("Hello, world!");
55    state.pcall(1, 0, 0);
56
57    return EXIT_SUCCESS;
58}
59