1xcb_sync_query_fence(3)          XCB Requests          xcb_sync_query_fence(3)
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NAME

6       xcb_sync_query_fence -
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SYNOPSIS

9       #include <xcb/sync.h>
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11   Request function
12       xcb_sync_query_fence_cookie_t
13              xcb_sync_query_fence(xcb_connection_t *conn,
14              xcb_sync_fence_t fence);
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16   Reply datastructure
17       typedef struct xcb_sync_query_fence_reply_t {
18           uint8_t  response_type;
19           uint8_t  pad0;
20           uint16_t sequence;
21           uint32_t length;
22           uint8_t  triggered;
23           uint8_t  pad1[23];
24       } xcb_sync_query_fence_reply_t;
25
26   Reply function
27       xcb_sync_query_fence_reply_t
28              *xcb_sync_query_fence_reply(xcb_connection_t *conn,
29              xcb_sync_query_fence_cookie_t cookie, xcb_generic_error_t **e);
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REQUEST ARGUMENTS

32       conn      The XCB connection to X11.
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34       fence     TODO: NOT YET DOCUMENTED.
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REPLY FIELDS

37       response_type
38                 The type of this reply, in this case XCB_SYNC_QUERY_FENCE.
39                 This field is also present in the xcb_generic_reply_t and can
40                 be used to tell replies apart from each other.
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42       sequence  The sequence number of the last request processed by the X11
43                 server.
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45       length    The length of the reply, in words (a word is 4 bytes).
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47       triggered TODO: NOT YET DOCUMENTED.
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DESCRIPTION

RETURN VALUE
51       Returns an xcb_sync_query_fence_cookie_t. Errors have to be handled
52       when calling the reply function xcb_sync_query_fence_reply.
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54       If you want to handle errors in the event loop instead, use
55       xcb_sync_query_fence_unchecked. See xcb-requests(3) for details.
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ERRORS
58       This request does never generate any errors.
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SEE ALSO
AUTHOR
62       Generated from sync.xml. Contact xcb@lists.freedesktop.org for correc‐
63       tions and improvements.
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67X Version 11                      libxcb 1.12          xcb_sync_query_fence(3)



        

    


            
        

        

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