RAISE(3)               FreeBSD Library Functions Manual               RAISE(3)

NAME
     raise - send a signal to the current thread

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <signal.h>

     int
     raise(int sig);

DESCRIPTION
     The raise() function sends the signal sig to the current thread.

RETURN VALUES
     The raise() function returns the value 0 if successful; otherwise the
     value -1 is returned and the global variable errno is set to indicate the
     error.

ERRORS
     The raise() function may fail and set errno for any of the errors
     specified for the library functions getpid(2) and kill(2).

SEE ALSO
     kill(2)

STANDARDS
     The raise() function conforms to ISO/IEC 9899:1990 ("ISO C90").

FreeBSD 13.1-RELEASE-p6           May 7, 2010          FreeBSD 13.1-RELEASE-p6