On 2025-03-02 11:43, Günther Noack wrote:
Documents the following TIOCL_SETSEL sub-operations:
* TIOCL_SELPOINTER
* TIOCL_SELCLEAR
* TIOCL_SELMOUSEREPORT
These previously undocumented selection modes for the Linux console
are implemented in drivers/tty/vt/selection.c. The name "selection
mode" is slightly misleading as not all of them actually manipulate
the kernel's mouse selection buffer.
Includes clarified semantics pointed out by Jared Finder.
Cc: Jared Finder <jared@xxxxxxxxxx>
Cc: Hanno Böck <hanno@xxxxxxxxx>
Cc: Jann Horn <jannh@xxxxxxxxxx>
Cc: Jiri Slaby <jirislaby@xxxxxxxxxx>
Cc: jwilk@xxxxxxxxx
Signed-off-by: Günther Noack <gnoack3000@xxxxxxxxx>
---
man/man2const/TIOCLINUX.2const | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/man/man2const/TIOCLINUX.2const
b/man/man2const/TIOCLINUX.2const
index f2c8d0720..f1021ce99 100644
--- a/man/man2const/TIOCLINUX.2const
+++ b/man/man2const/TIOCLINUX.2const
@@ -84,6 +84,40 @@ Select line-by-line,
expanding the selection outwards to select full lines.
The indicated screen characters are highlighted
and saved in a kernel buffer.
+.TP
+.B TIOCL_SELPOINTER
+Show the pointer at position
+.RI ( xs ,\~ ys )
+or
+.RI ( xe ,\~ ye ),
+whichever is greater.
+.TP
+.B TIOCL_SELCLEAR
+Remove the current selection highlight, if any,
+from the console holding the selection.
+.IP
+This does not affect the stored selected text.
+.TP
+.B TIOCL_SELMOUSEREPORT
+Make the terminal report
+.RI ( xs ,\~ ys )
+as the current mouse location
+using the
+.BR xterm (1)
+mouse tracking protocol
+(see
+.BR console_codes (4)).
+The lower 4 bits of
+.I sel_mode
+.RB ( TIOCL_SELBUTTONMASK )
+indicate the desired button press and
+modifier key information for the mouse event.
+.\"
<https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Normal-tracking-mode>
+.IP
+If mouse reporting is not enabled for the terminal,
+this operation yields an
+.B EINVAL
+error.
.RE
.IP
Since Linux 6.7, using this subcode requires the
No additional comments from me, this looks good.
-- MJF
