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authormarha <marha@users.sourceforge.net>2011-04-13 07:19:47 +0000
committermarha <marha@users.sourceforge.net>2011-04-13 07:19:47 +0000
commitd92d86b5e751381366dcde13cf983e041e300ee2 (patch)
treedd51efa32957d8d98d06e6ecd0f287322a933025 /libxcb/src/xcb_in.c
parente2c8d047679db3bbb166d709b86e18180be6d713 (diff)
parent125aba11ec484309e4dc5b2abf1b15ac98784159 (diff)
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svn merge ^/branches/released .
Diffstat (limited to 'libxcb/src/xcb_in.c')
-rw-r--r--libxcb/src/xcb_in.c49
1 files changed, 10 insertions, 39 deletions
diff --git a/libxcb/src/xcb_in.c b/libxcb/src/xcb_in.c
index 0a957a4b2..e0e7a7cac 100644
--- a/libxcb/src/xcb_in.c
+++ b/libxcb/src/xcb_in.c
@@ -63,7 +63,6 @@
#endif
struct event_list {
- uint64_t sequence;
xcb_generic_event_t *event;
struct event_list *next;
};
@@ -132,7 +131,7 @@ static int read_packet(xcb_connection_t *c)
c->in.current_reply = 0;
c->in.current_reply_tail = &c->in.current_reply;
}
- c->in.request_completed = c->in.event_responses_completed = c->in.request_read - 1;
+ c->in.request_completed = c->in.request_read - 1;
}
while(c->in.pending_replies &&
@@ -147,12 +146,9 @@ static int read_packet(xcb_connection_t *c)
}
if(genrep.response_type == XCB_ERROR)
- c->in.request_completed = c->in.event_responses_completed = c->in.request_read;
- else if(genrep.response_type == XCB_REPLY)
- c->in.event_responses_completed = c->in.request_read;
+ c->in.request_completed = c->in.request_read;
remove_finished_readers(&c->in.readers, c->in.request_completed);
- remove_finished_readers(&c->in.event_readers, c->in.event_responses_completed);
}
if(genrep.response_type == XCB_ERROR || genrep.response_type == XCB_REPLY)
@@ -177,7 +173,7 @@ static int read_packet(xcb_connection_t *c)
}
/* XGE events may have sizes > 32 */
- if (genrep.response_type == XCB_XGE_EVENT)
+ if ((genrep.response_type & 0x7f) == XCB_XGE_EVENT)
eventlength = genrep.length * 4;
buf = malloc(length + eventlength +
@@ -241,15 +237,11 @@ static int read_packet(xcb_connection_t *c)
free(buf);
return 0;
}
- event->sequence = c->in.request_read;
event->event = buf;
event->next = 0;
*c->in.events_tail = event;
c->in.events_tail = &event->next;
- if(c->in.event_readers)
- pthread_cond_signal(c->in.event_readers->data);
- else
- pthread_cond_signal(&c->in.event_cond);
+ pthread_cond_signal(&c->in.event_cond);
return 1; /* I have something for you... */
}
@@ -541,7 +533,7 @@ xcb_generic_event_t *xcb_wait_for_event(xcb_connection_t *c)
return ret;
}
-xcb_generic_event_t *xcb_poll_for_event(xcb_connection_t *c)
+static xcb_generic_event_t *poll_for_next_event(xcb_connection_t *c, int queued)
{
xcb_generic_event_t *ret = 0;
if(!c->has_error)
@@ -549,40 +541,21 @@ xcb_generic_event_t *xcb_poll_for_event(xcb_connection_t *c)
pthread_mutex_lock(&c->iolock);
/* FIXME: follow X meets Z architecture changes. */
ret = get_event(c);
- if(!ret && _xcb_in_read(c)) /* _xcb_in_read shuts down the connection on error */
+ if(!ret && !queued && _xcb_in_read(c)) /* _xcb_in_read shuts down the connection on error */
ret = get_event(c);
pthread_mutex_unlock(&c->iolock);
}
return ret;
}
-static xcb_generic_event_t *get_event_until(xcb_connection_t *c, uint64_t request)
+xcb_generic_event_t *xcb_poll_for_event(xcb_connection_t *c)
{
- if(c->in.events && XCB_SEQUENCE_COMPARE(c->in.events->sequence, <=, request))
- return get_event(c);
- return 0;
+ return poll_for_next_event(c, 0);
}
-xcb_generic_event_t *xcb_wait_for_event_until(xcb_connection_t *c, unsigned int request)
+xcb_generic_event_t *xcb_poll_for_queued_event(xcb_connection_t *c)
{
- pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
- reader_list reader;
- xcb_generic_event_t *ret;
- if(c->has_error)
- return 0;
- pthread_mutex_lock(&c->iolock);
-
- insert_reader(&c->in.event_readers, &reader, widen(c, request), &cond);
-
- while(!(ret = get_event_until(c, reader.request)) && XCB_SEQUENCE_COMPARE(c->in.event_responses_completed, <, reader.request))
- if(!_xcb_conn_wait(c, &cond, 0, 0))
- break;
-
- remove_reader(&c->in.event_readers, &reader);
- pthread_cond_destroy(&cond);
- _xcb_in_wake_up_next_reader(c);
- pthread_mutex_unlock(&c->iolock);
- return ret;
+ return poll_for_next_event(c, 1);
}
xcb_generic_error_t *xcb_request_check(xcb_connection_t *c, xcb_void_cookie_t cookie)
@@ -655,8 +628,6 @@ void _xcb_in_wake_up_next_reader(xcb_connection_t *c)
int pthreadret;
if(c->in.readers)
pthreadret = pthread_cond_signal(c->in.readers->data);
- else if(c->in.event_readers)
- pthreadret = pthread_cond_signal(c->in.event_readers->data);
else
pthreadret = pthread_cond_signal(&c->in.event_cond);
assert(pthreadret == 0);