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authorKarl Dahlke <eklhad@comcast.net>2008-04-28 02:14:25 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 08:58:32 -0700
commit0341a4d0fdd2a0a3d9e2bb3a9afef9f8292c8502 (patch)
treee073b06ad0d0e4a7d3aaed487db0655feadb31bb /include/linux
parentf7440b0ecdeb3a04d07c546d02d29700d2a574b7 (diff)
VT notifier extension for accessibility
Some accessibility modules need to be able to catch the output on the console before the VT interpretation, and possibly swallow it. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/notifier.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/notifier.h b/include/linux/notifier.h
index f4df40038f0..20dfed59018 100644
--- a/include/linux/notifier.h
+++ b/include/linux/notifier.h
@@ -247,6 +247,7 @@ extern struct blocking_notifier_head reboot_notifier_list;
#define VT_DEALLOCATE 0x0002 /* Console will be deallocated */
#define VT_WRITE 0x0003 /* A char got output */
#define VT_UPDATE 0x0004 /* A bigger update occurred */
+#define VT_PREWRITE 0x0005 /* A char is about to be written to the console */
#endif /* __KERNEL__ */
#endif /* _LINUX_NOTIFIER_H */