NAME

pthread_kill — send a signal to a specified thread

SYNOPSIS

POSIX Threads Library (libpthread, -lpthread)
#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

pthread_kill() will fail if:

[ESRCH]

thread is an invalid thread ID.

[EINVAL]

sig is an invalid or unsupported signal number.

SEE ALSO

kill(2), pthread_self(3), raise(3)

STANDARDS

pthread_kill() conforms to ISO/IEC 9945-1:1996 (“POSIX.1”)