diff options
Diffstat (limited to 'doc/nx-X11_vs_XOrg69_patches/nx-X11_lib_X11_ChkIfEv.c.X.original')
| -rw-r--r-- | doc/nx-X11_vs_XOrg69_patches/nx-X11_lib_X11_ChkIfEv.c.X.original | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/doc/nx-X11_vs_XOrg69_patches/nx-X11_lib_X11_ChkIfEv.c.X.original b/doc/nx-X11_vs_XOrg69_patches/nx-X11_lib_X11_ChkIfEv.c.X.original new file mode 100644 index 000000000..333838d51 --- /dev/null +++ b/doc/nx-X11_vs_XOrg69_patches/nx-X11_lib_X11_ChkIfEv.c.X.original @@ -0,0 +1,59 @@ +--- ./nx-X11/lib/X11/ChkIfEv.c.X.original 2015-02-13 14:03:44.620443950 +0100 ++++ ./nx-X11/lib/X11/ChkIfEv.c 2015-02-10 19:13:13.120711494 +0100 +@@ -83,3 +83,56 @@ + UnlockDisplay(dpy); + return False; + } ++ ++#ifdef NX_TRANS_SOCKET ++ ++/* ++ * This is just like XCheckIfEvent() but doesn't ++ * flush the output buffer if it can't read new ++ * events. ++ */ ++ ++Bool XCheckIfEventNoFlush (dpy, event, predicate, arg) ++ register Display *dpy; ++ Bool (*predicate)( ++ Display* /* display */, ++ XEvent* /* event */, ++ char* /* arg */ ++ ); /* function to call */ ++ register XEvent *event; /* XEvent to be filled in. */ ++ char *arg; ++{ ++ register _XQEvent *prev, *qelt; ++ unsigned long qe_serial = 0; ++ int n; /* time through count */ ++ ++ LockDisplay(dpy); ++ prev = NULL; ++ for (n = 2; --n >= 0;) { ++ for (qelt = prev ? prev->next : dpy->head; ++ qelt; ++ prev = qelt, qelt = qelt->next) { ++ if(qelt->qserial_num > qe_serial ++ && (*predicate)(dpy, &qelt->event, arg)) { ++ *event = qelt->event; ++ _XDeq(dpy, prev, qelt); ++ UnlockDisplay(dpy); ++ return True; ++ } ++ } ++ if (prev) ++ qe_serial = prev->qserial_num; ++ switch (n) { ++ case 1: ++ _XEventsQueued(dpy, QueuedAfterReading); ++ break; ++ } ++ if (prev && prev->qserial_num != qe_serial) ++ /* another thread has snatched this event */ ++ prev = NULL; ++ } ++ UnlockDisplay(dpy); ++ return False; ++} ++ ++#endif |