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-rw-r--r--winsup/cygwin/ChangeLog5
-rw-r--r--winsup/cygwin/include/cygwin/mtio.h3
2 files changed, 7 insertions, 1 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 7870c322e..080f991a2 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,5 +1,10 @@
2004-04-19 Corinna Vinschen <corinna@vinschen.de>
+ * include/cygwin/mtio.h (GMT_ASYNC): New define.
+ (MT_ST_ASYNC_WRITES): Remove "Not supported" comment.
+
+2004-04-19 Corinna Vinschen <corinna@vinschen.de>
+
* errno.cc (errmap): Handle ERROR_IO_PENDING.
* fhandler.cc (fhandler_base::open): Make tape I/O asynchronous.
* fhandler.h (class fhandler_dev_tape): Add mt_evt member.
diff --git a/winsup/cygwin/include/cygwin/mtio.h b/winsup/cygwin/include/cygwin/mtio.h
index 11e09f038..04d5df451 100644
--- a/winsup/cygwin/include/cygwin/mtio.h
+++ b/winsup/cygwin/include/cygwin/mtio.h
@@ -153,6 +153,7 @@ struct mtpos {
#define GMT_AUTO_LOCK(x) ((x) & 0x00000020) /* auto door lock on r/w */
#define GMT_SYSV(x) ((x) & 0x00000010) /* SYSV read semantics */
#define GMT_NOWAIT(x) ((x) & 0x00000008) /* don't wait for positioning commands */
+#define GMT_ASYNC(x) ((x) & 0x00000004) /* asynchronous writes */
/* SCSI-tape specific definitions */
@@ -175,7 +176,7 @@ struct mtpos {
#define MT_ST_EOT_WZ_SIZE 0xf0000000 /* Cygwin only */
#define MT_ST_BUFFER_WRITES 0x00000001
-#define MT_ST_ASYNC_WRITES 0x00000002 /* Not supported */
+#define MT_ST_ASYNC_WRITES 0x00000002
#define MT_ST_READ_AHEAD 0x00000004 /* Not supported */
#define MT_ST_DEBUGGING 0x00000008 /* Not supported */
#define MT_ST_TWO_FM 0x00000010