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authorvskipin <vskipin@yandex-team.ru>2022-02-10 16:46:00 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:46:00 +0300
commit4d8b546b89b5afc08cf3667e176271c7ba935f33 (patch)
tree1a2c5ffcf89eb53ecd79dbc9bc0a195c27404d0c /contrib/libs/libaio/io_getevents.c
parent4e4b78bd7b67e2533da4dbb9696374a6d6068e32 (diff)
downloadydb-4d8b546b89b5afc08cf3667e176271c7ba935f33.tar.gz
Restoring authorship annotation for <vskipin@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/libaio/io_getevents.c')
-rw-r--r--contrib/libs/libaio/io_getevents.c108
1 files changed, 54 insertions, 54 deletions
diff --git a/contrib/libs/libaio/io_getevents.c b/contrib/libs/libaio/io_getevents.c
index 5791d1587d3..b606e43283a 100644
--- a/contrib/libs/libaio/io_getevents.c
+++ b/contrib/libs/libaio/io_getevents.c
@@ -1,56 +1,56 @@
-/* io_getevents.c
- libaio Linux async I/O interface
- Copyright 2002 Red Hat, Inc.
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#include "libaio.h"
-#include <errno.h>
-#include <stdlib.h>
-#include <time.h>
-#include "syscall.h"
-
-io_syscall5(int, __io_getevents_0_4, io_getevents, io_context_t, ctx, long, min_nr, long, nr, struct io_event *, events, struct timespec *, timeout)
-
-#define AIO_RING_MAGIC 0xa10a10a1
-
-/* Ben will hate me for this */
-struct aio_ring {
- unsigned id; /* kernel internal index number */
- unsigned nr; /* number of io_events */
- unsigned head;
- unsigned tail;
-
- unsigned magic;
- unsigned compat_features;
- unsigned incompat_features;
- unsigned header_length; /* size of aio_ring */
-};
-
+/* io_getevents.c
+ libaio Linux async I/O interface
+ Copyright 2002 Red Hat, Inc.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include "libaio.h"
+#include <errno.h>
+#include <stdlib.h>
+#include <time.h>
+#include "syscall.h"
+
+io_syscall5(int, __io_getevents_0_4, io_getevents, io_context_t, ctx, long, min_nr, long, nr, struct io_event *, events, struct timespec *, timeout)
+
+#define AIO_RING_MAGIC 0xa10a10a1
+
+/* Ben will hate me for this */
+struct aio_ring {
+ unsigned id; /* kernel internal index number */
+ unsigned nr; /* number of io_events */
+ unsigned head;
+ unsigned tail;
+
+ unsigned magic;
+ unsigned compat_features;
+ unsigned incompat_features;
+ unsigned header_length; /* size of aio_ring */
+};
+
int io_getevents(io_context_t ctx, long min_nr, long nr, struct io_event * events, struct timespec * timeout)
-{
- struct aio_ring *ring;
- ring = (struct aio_ring*)ctx;
- if (ring==NULL || ring->magic != AIO_RING_MAGIC)
- goto do_syscall;
- if (timeout!=NULL && timeout->tv_sec == 0 && timeout->tv_nsec == 0) {
- if (ring->head == ring->tail)
- return 0;
- }
-
-do_syscall:
- return __io_getevents_0_4(ctx, min_nr, nr, events, timeout);
-}
+{
+ struct aio_ring *ring;
+ ring = (struct aio_ring*)ctx;
+ if (ring==NULL || ring->magic != AIO_RING_MAGIC)
+ goto do_syscall;
+ if (timeout!=NULL && timeout->tv_sec == 0 && timeout->tv_nsec == 0) {
+ if (ring->head == ring->tail)
+ return 0;
+ }
+
+do_syscall:
+ return __io_getevents_0_4(ctx, min_nr, nr, events, timeout);
+}