...plication calls fork (2) from a signal handler and any of the fork handlers registered by pthread_atfork (3) calls a function that is not async-signal-safe, the behavior is unde…...HREADS Basic support for POSIX threads is available. The following functions are present: pthread_atfork () pthread_attr_destroy () pthread_attr_getdetachstate () pthread_attr_g…...x (7), nptl (7), sigevent (3type), signal (7) Various Pthreads manual pages, for example: pthread_atfork (3), pthread_attr_init (3), pthread_cancel (3), pthread_cleanup_push (3)…Native POSIX Threads Library NAME nptl - Native POSIX Threads Library DESCRIPTION NPTL (Native POSIX Threads Library) is the GNU C library POSIX threads implementation that is used…overview of signals NAME signal - overview of signals DESCRIPTION Linux supports both POSIX reliable signals (hereinafter "standard signals") and POSIX real-time signals. Signal di…overview of CPU scheduling NAME sched - overview of CPU scheduling DESCRIPTION Since Linux 2.6.23, the default scheduler is CFS, the "Completely Fair Scheduler". The CFS scheduler …overview of POSIX semaphores NAME sem_overview - overview of POSIX semaphores DESCRIPTION POSIX semaphores allow processes and threads to synchronize their actions. A semaphore is …overview of time and timers NAME time - overview of time and timers DESCRIPTION Real time and process time Real time is defined as time measured from some fixed point, either from …POSIX asynchronous I/O overview NAME aio - POSIX asynchronous I/O overview DESCRIPTION The POSIX asynchronous I/O (AIO) interface allows applications to initiate one or more I/O op…feature test macros NAME feature_test_macros - feature test macros DESCRIPTION Feature test macros allow the programmer to control the definitions that are exposed by system header…feature test macros NAME feature_test_macros - feature test macros DESCRIPTION Feature test macros allow the programmer to control the definitions that are exposed by system header…