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protocol: mention that keymap mapping must be read-only

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It may be obvious that the mapping must be established in read-only
mode, but it wasn't specified in the specification text.

Signed-off-by: Simon Ser <contact@emersion.fr>
This commit is contained in:
Simon Ser 2021-09-04 16:18:43 +02:00
parent 4d473310eb
commit 7ef305d073
1 changed files with 2 additions and 1 deletions
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3
protocol/wayland.xml
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@ -2220,7 +2220,8 @@
<event name="keymap">
<description summary="keyboard mapping">
This event provides a file descriptor to the client which can be
memory-mapped to provide a keyboard mapping description.
memory-mapped in read-only mode to provide a keyboard mapping
description.
From version 7 onwards, the fd must be mapped with MAP_PRIVATE by
the recipient, as MAP_SHARED may fail.