Basic signal handling in C++

Question

This is a pretty basic scenario but I\'m not finding too many helpful resources. I have a C++ program running in Linux that does file processing. Reads lines, does various t

Answer 1

There are several possibilities; it would not necessarily be overkill to implement all of them:

• Respond to a specific signal, just like C does. C++ works the same way. See the documentation for signal().
• Trigger on the modification timestamp of some file changing, like the database if it is stored in a flat file.
• Trigger once per hour, or once per day (whatever makes sense).