SWI-Prolog -- API-function PL

Documentation
- Reference manual
  - Foreign Language Interface
    - The Foreign Include File
      - Catching Signals (Software Interrupts)
        
        PL_sigaction()
        
        PL_signal()
        
        PL_raise()
        
        PL_handle_signals()
        
        PL_get_signum_ex()
- Packages

Availability:C-language interface function

bool PL_raise(int sig)

Register sig for synchronous handling by Prolog. Synchronous signals are handled at the call-port or if foreign code calls PL_handle_signals(). See also thread_signal/2.