Section: Linux Programmer's Manual (3)Updated: 2009-01-28Local indexUp
pthread_kill - send a signal to a thread
#include <signal.h>int pthread_kill(pthread_t thread, int sig);
Compile and link with -pthread.
function sends the signal
another thread in the same process as the caller.
The signal is asynchronously directed to
is 0, then no signal is sent, but error checking is still performed;
this can be used to check for the existence of a thread ID.
on error, it returns an error number, and no signal is sent.
No thread with the ID
could be found.
An invalid signal was specified.
Signal dispositions are process-wide:
if a signal handler is installed,
the handler will be invoked in the thread
but if the disposition of the signal is "stop", "continue", or "terminate",
this action will affect the whole process.