#define _GNU_SOURCE /* needed to get the defines */ #include /* in glibc 2.2 this has the needed values defined */ #include #include #include static volatile int event_fd; static void handler(int sig, siginfo_t *si, void *data) { event_fd = si->si_fd; } int main(void) { struct sigaction act; int fd; act.sa_sigaction = handler; sigemptyset(&act.sa_mask); act.sa_flags = SA_SIGINFO; sigaction(SIGRTMIN + 1, &act, NULL); fd = open(".", O_RDONLY); fcntl(fd, F_SETSIG, SIGRTMIN + 1); fcntl(fd, F_NOTIFY, DN_MODIFY|DN_CREATE|DN_MULTISHOT); /* we will now be notified if any of the files in "." is modified or new files are created */ while (1) { pause(); printf("Got event on fd=%d\n", event_fd); } } xt.git/'>net-next.git
net-next plumbingsTobias Klauser
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