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PTHREAD_KILL(3)
PTHREAD_KILL(3) FreeBSD Library Functions Manual PTHREAD_KILL(3)

NAME

pthread_killsend a signal to a specified thread

LIBRARY

POSIX Threads Library (libpthread, -lpthread)

SYNOPSIS

#include < pthread.h>
#include < signal.h>

int
pthread_kill( pthread_t thread, int sig);

DESCRIPTION

The pthread_kill() function sends a signal, specified by sig, to a thread, specified by thread. If sig is 0, error checking is performed, but no signal is actually sent.

RETURN VALUES

If successful, pthread_kill() returns 0. Otherwise, an error number is returned.

ERRORS

The pthread_kill() function will fail if:
[ ESRCH]
thread is an invalid thread ID.
[ EINVAL]
sig is an invalid or unsupported signal number.

STANDARDS

The pthread_kill() function conforms to ISO/IEC 9945-1:1996 (“POSIX.1”)
April 27, 2000 FreeBSD