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| author | Ulrich Drepper <drepper@redhat.com> | 2005-11-15 21:58:44 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-11-15 21:58:44 +0000 |
| commit | 7761a3ac532d50d500bafc073e02ce17b52be377 (patch) | |
| tree | 2e6e5b3da897b5afd4da51d51ac16b6b62ecc577 | |
| parent | 1b804a349f2f210df5e9aab35380df513191e334 (diff) | |
| download | glibc-7761a3ac532d50d500bafc073e02ce17b52be377.tar.gz glibc-7761a3ac532d50d500bafc073e02ce17b52be377.tar.xz glibc-7761a3ac532d50d500bafc073e02ce17b52be377.zip | |
* io/sys/poll.h: Add comment explaining poll is a cancellation
point. * sysdeps/unix/sysv/linux/sys/epoll.h: Add comment explaining epoll_wait is a cancellation point.
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | io/sys/poll.h | 7 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/epoll.h | 9 |
3 files changed, 15 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog index a09c9bbffb..901f92660c 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,7 +1,11 @@ 2005-11-15 Ulrich Drepper <drepper@redhat.com> + * io/sys/poll.h: Add comment explaining poll is a cancellation point. + * sysdeps/unix/sysv/linux/syscalls.list (epoll_wait): Align with poll, make cancelable. + * sysdeps/unix/sysv/linux/sys/epoll.h: Add comment explaining + epoll_wait is a cancellation point. 2005-11-15 Jakub Jelinek <jakub@redhat.com> diff --git a/io/sys/poll.h b/io/sys/poll.h index 89a27eab2b..9cf1b9f1c0 100644 --- a/io/sys/poll.h +++ b/io/sys/poll.h @@ -1,5 +1,5 @@ /* Compatibility definitions for System V `poll' interface. - Copyright (C) 1994,96,97,98,99,2000,2001,2004 Free Software Foundation, Inc. + Copyright (C) 1994,1996-2001,2004,2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -44,7 +44,10 @@ __BEGIN_DECLS FDS. If TIMEOUT is nonzero and not -1, allow TIMEOUT milliseconds for an event to occur; if TIMEOUT is -1, block until an event occurs. Returns the number of file descriptors with events, zero if timed out, - or -1 for errors. */ + or -1 for errors. + + This function is a cancellation point and therefore not marked with + __THROW. */ extern int poll (struct pollfd *__fds, nfds_t __nfds, int __timeout); __END_DECLS diff --git a/sysdeps/unix/sysv/linux/sys/epoll.h b/sysdeps/unix/sysv/linux/sys/epoll.h index 6c310bcff5..68f173a04d 100644 --- a/sysdeps/unix/sysv/linux/sys/epoll.h +++ b/sysdeps/unix/sysv/linux/sys/epoll.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -98,9 +98,12 @@ extern int epoll_ctl (int __epfd, int __op, int __fd, "events" parameter is a buffer that will contain triggered events. The "maxevents" is the maximum number of events to be returned ( usually size of "events" ). The "timeout" parameter - specifies the maximum wait time in milliseconds (-1 == infinite). */ + specifies the maximum wait time in milliseconds (-1 == infinite). + + This function is a cancellation point and therefore not marked with + __THROW. */ extern int epoll_wait (int __epfd, struct epoll_event *__events, - int __maxevents, int __timeout) __THROW; + int __maxevents, int __timeout); __END_DECLS |