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authorUlrich Drepper <drepper@redhat.com>1999-08-07 05:42:26 +0000
committerUlrich Drepper <drepper@redhat.com>1999-08-07 05:42:26 +0000
commit754549b3bed222fd15d748605143e5925296a7fc (patch)
treef70b7c0d1e05f12f31aa7f7ba2ff3fe9f823142d /rt
parent3ac3f38099a11fcd348fe4ef8d4868f87a13e435 (diff)
downloadglibc-754549b3bed222fd15d748605143e5925296a7fc.tar.gz
Update.
* rt/aio_misc.c (handle_fildes_io): Imitate the behaviour on other systems which allow using the functions also on non-seekable devices.
Diffstat (limited to 'rt')
-rw-r--r--rt/aio_misc.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/rt/aio_misc.c b/rt/aio_misc.c
index ba0c9d47cf..fb5fbf6985 100644
--- a/rt/aio_misc.c
+++ b/rt/aio_misc.c
@@ -435,6 +435,16 @@ handle_fildes_io (void *arg)
(void *) aiocbp->aiocb.aio_buf,
aiocbp->aiocb.aio_nbytes,
aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pread on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ read. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (read (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
}
else if ((aiocbp->aiocb.aio_lio_opcode & 127) == LIO_WRITE)
{
@@ -450,6 +460,16 @@ handle_fildes_io (void *arg)
(const void *) aiocbp->aiocb.aio_buf,
aiocbp->aiocb.aio_nbytes,
aiocbp->aiocb.aio_offset));
+
+ if (aiocbp->aiocb.__return_value == -1 && errno == ESPIPE)
+ /* The Linux kernel is different from others. It returns
+ ESPIPE if using pwrite on a socket. Other platforms
+ simply ignore the offset parameter and behave like
+ write. */
+ aiocbp->aiocb.__return_value =
+ TEMP_FAILURE_RETRY (write (fildes,
+ (void *) aiocbp->aiocb64.aio_buf,
+ aiocbp->aiocb64.aio_nbytes));
}
else if (aiocbp->aiocb.aio_lio_opcode == LIO_DSYNC)
aiocbp->aiocb.__return_value = TEMP_FAILURE_RETRY (fdatasync (fildes));