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Question
How to create a timer expiration with file descriptor ?
Answer

SYNOPSIS top 

 #include <sys/timerfd.h> int timerfd_create(int clockid, int flags); int timerfd_settime(int fd, int flags, const struct itimerspec *new_value, struct itimerspec *old_value); int timerfd_gettime(int fd, struct itimerspec *curr_value);

Question
How to create a timer expiration with file descriptor ?
Answer
?

Question
How to create a timer expiration with file descriptor ?
Answer

SYNOPSIS top 

 #include <sys/timerfd.h> int timerfd_create(int clockid, int flags); int timerfd_settime(int fd, int flags, const struct itimerspec *new_value, struct itimerspec *old_value); int timerfd_gettime(int fd, struct itimerspec *curr_value);
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timerfd_create(2) - Linux manual page
| EXAMPLE | SEE ALSO | COLOPHON TIMERFD_CREATE(2) Linux Programmer's Manual TIMERFD_CREATE(2) NAME top timerfd_create, timerfd_settime, timerfd_gettime - timers that notify via file descriptors <span>SYNOPSIS top #include <sys/timerfd.h> int timerfd_create(int clockid, int flags); int timerfd_settime(int fd, int flags, const struct itimerspec *new_value, struct itimerspec *old_value); int timerfd_gettime(int fd, struct itimerspec *curr_value); DESCRIPTION top These system calls create and operate on a timer that delivers timer expiration notifications via a file descriptor. They provide an alternative to the use of setitimer(

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