raise
From cppreference.com
                    
                                        
                    
                    
                                                            
                    |   Defined in header  
<signal.h>
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|   int raise( int sig ); 
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Sends signal sig to the program. The signal handler, specified using signal() is invoked.
If the user-defined signal handling strategy is not set using signal() yet, it is implementation-defined whether the signal will be ignored or default handler will be invoked. 
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[edit] Parameters
| sig | - |   the signal to be sent. It can be an implementation-defined value or one of the following values:
 
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[edit] Return value
0 upon success, non-zero value on failure.
[edit] Example
| This section is incomplete Reason: no example  | 
[edit] See also
|    sets a signal handler for particular signal   (function)  | 
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