lix/src/libcmd/legacy.hh
John Ericson f4ab297b31 Ensure all headers have #pragma once and are in API docs
`///@file` makes them show up in the internal API dos. A tiny few were
missing `#pragma once`.
2023-03-31 23:19:44 -04:00

24 lines
445 B
C++

#pragma once
///@file
#include <functional>
#include <map>
#include <string>
namespace nix {
typedef std::function<void(int, char * *)> MainFunction;
struct RegisterLegacyCommand
{
typedef std::map<std::string, MainFunction> Commands;
static Commands * commands;
RegisterLegacyCommand(const std::string & name, MainFunction fun)
{
if (!commands) commands = new Commands;
(*commands)[name] = fun;
}
};
}