Close Native Host when Chrome is closed by the user

Question

I am working on a Chrome extension that uses a C++ Native Host. In a background.js script (persistent set to false), using chrome.onstartup event, I create the connection to the

Answer 1

When Chrome terminates or your extension is unloaded, it will send -1 message to your native messaging host. You will have to check for that value, assuming your native messaging host is written in C++ then this is what you should do:

int read_char = ::getchar();
if (read_char == -1) {
// Do termination work here...
}