summaryrefslogtreecommitdiff
path: root/Documentation/filesystems/dnotify.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/filesystems/dnotify.txt')
-rw-r--r--Documentation/filesystems/dnotify.txt39
1 files changed, 5 insertions, 34 deletions
diff --git a/Documentation/filesystems/dnotify.txt b/Documentation/filesystems/dnotify.txt
index 9f5d338ddbb8..6baf88f46859 100644
--- a/Documentation/filesystems/dnotify.txt
+++ b/Documentation/filesystems/dnotify.txt
@@ -62,38 +62,9 @@ disabled, fcntl(fd, F_NOTIFY, ...) will return -EINVAL.
Example
-------
+See Documentation/filesystems/dnotify_test.c for an example.
- #define _GNU_SOURCE /* needed to get the defines */
- #include <fcntl.h> /* in glibc 2.2 this has the needed
- values defined */
- #include <signal.h>
- #include <stdio.h>
- #include <unistd.h>
-
- 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);
- }
- }
+NOTE
+----
+Beginning with Linux 2.6.13, dnotify has been replaced by inotify.
+See Documentation/filesystems/inotify.txt for more information on it.