[Xcb] [PATCH] Add "altmask" attribute, like "altenum" for masks

Ran Benita ran234 at gmail.com
Mon Aug 25 07:20:55 PDT 2014

"altmask" means the field is principally a bitmask of bits from the
enum, but in some cases can obtain other values (e.g. "out-of-band" data
in a free bit).

Several fields in xinput will benefit from this extra metadata.

Suggested-by: Peter Harris <pharris at opentext.com>
Signed-off-by: Ran Benita <ran234 at gmail.com>
 doc/xml-xcb.txt | 5 +++--
 src/xcb.xsd     | 1 +
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/doc/xml-xcb.txt b/doc/xml-xcb.txt
index 97ce5bf..6aa789b 100644
--- a/doc/xml-xcb.txt
+++ b/doc/xml-xcb.txt
@@ -184,11 +184,12 @@ separated by a single colon.  For example, to refer to the PIXMAP type defined
 in glx rather than the one defined in xproto, use type="glx:PIXMAP" rather
 than type="PIXMAP".
-Note: Most of the below may optionally contain an enum, altenum, or mask
+Note: Most of the below may optionally contain an enum, altenum, mask or altmask
 attribute, which follows the above rules for "type". "enum" is an exhaustive
 enum; the value is restricted to one of the constants named in the enum.
 "altenum" may be one of the values contained in the enum, but it need not be.
-"mask" refers to an enum to be used as a bitmask.
+"mask" refers to an exhaustive enum to be used as a bitmask.
+"altmask" may be a mask from the referred enum, but it need not be.
 <pad bytes="integer" />
diff --git a/src/xcb.xsd b/src/xcb.xsd
index 59bb9a8..20cee5b 100644
--- a/src/xcb.xsd
+++ b/src/xcb.xsd
@@ -54,6 +54,7 @@ authorization from the authors.
     <xsd:attribute name="enum" type="xsd:string" use="optional" />
     <xsd:attribute name="altenum" type="xsd:string" use="optional" />
     <xsd:attribute name="mask" type="xsd:string" use="optional" />
+    <xsd:attribute name="altmask" type="xsd:string" use="optional" />
   <!-- case expression -->

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