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more cleanups

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This commit is contained in:
Antony Polukhin
2024-12-17 13:31:24 +03:00
parent f8b1153105
commit 06d3717a12
8 changed files with 32 additions and 34 deletions
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21
example/tutorial6/tutorial6.cpp
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@@ -9,10 +9,10 @@
//[callplugcpp_tutorial6
#include <boost/dll/import.hpp>
#include <boost/function.hpp>
#include <functional>
#include <iostream>
using callback_t = boost::function<void()>;
using callback_t = std::function<void()> ;
void print_unloaded() {
std::cout << "unloaded" << std::endl;
@@ -22,17 +22,16 @@ int main(int argc, char* argv[]) {
// argv[1] contains full path to our plugin library
boost::dll::fs::path shared_library_path = /*<-*/ b2_workarounds::first_lib_from_argv(argc, argv); /*->*/ //=argv[1];
{
// loading library and getting a function from it
auto on_unload = boost::dll::import_alias<void(const callback_t&)>(
shared_library_path, "on_unload"
);
// loading library and getting a function from it
std::function<void(const callback_t&)> on_unload = boost::dll::import_alias<void(const callback_t&)>(
shared_library_path, "on_unload"
);
on_unload(&print_unloaded); // adding a callback
on_unload(&print_unloaded); // adding a callback
std::cout << "Before library unload." << std::endl;
std::cout << "Before library unload." << std::endl;
// Releasing last reference to the library, so that it gets unloaded
}
// Releasing last reference to the library, so that it gets unloaded
on_unload = {};
std::cout << "After library unload." << std::endl;
}
//]