C API reference

The interface that it defines is one of the driving forces of SGScript. It is heavily influenced by Lua, while also adding some features of PHP (Zend Engine) and Python.

The most important difference is in error handling and triggers: errors detected in C can easily be non-fatal. Just like with PHP, minor errors are emitted as warnings that also propagate invalid (null) values throughout the system to effectively disable the subsequent calls and notify whoever is interested of the exact trail of errors. Furthermore, this behavior can be modified by using protected calls (pcall function) in SGScript and custom messaging callbacks in C.

The virtual machine supports: