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authorUlrich Drepper <drepper@redhat.com>2005-12-14 08:43:25 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-14 08:43:25 +0000
commitb6ab06cef4670e02756bcdd4d2c33a49369a4346 (patch)
treeb30743eb9728d890d1519f62b2d1f2b96f62547a /rt/aio_fsync.c
parentd1dc39a44e339f9c48baa3854fffb3d68c73c8fa (diff)
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2005-12-13 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'rt/aio_fsync.c')
-rw-r--r--rt/aio_fsync.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/rt/aio_fsync.c b/rt/aio_fsync.c
new file mode 100644
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--- /dev/null
+++ b/rt/aio_fsync.c
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+/* Synchronize I/O in given file descriptor. Stub version.
+ Copyright (C) 2001 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C 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 the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+
+/* We use an UGLY hack to prevent gcc from finding us cheating. The
+ implementation of aio_fsync and aio_fsync64 are identical and so
+ we want to avoid code duplication by using aliases. But gcc sees
+ the different parameter lists and prints a warning. We define here
+ a function so that aio_fsync64 has no prototype. */
+#define aio_fsync64 XXX
+#include <aio.h>
+/* And undo the hack. */
+#undef aio_fsync64
+
+#include <errno.h>
+#include <fcntl.h>
+
+int
+aio_fsync (int op, struct aiocb *aiocbp)
+{
+ if (op != O_SYNC && op != O_DSYNC)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+
+weak_alias (aio_fsync, aio_fsync64)
+
+stub_warning (aio_fsync)
+stub_warning (aio_fsync64)
+#include <stub-tag.h>