diff options
Diffstat (limited to 'libX11/src/NextEvent.c')
-rw-r--r-- | libX11/src/NextEvent.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/libX11/src/NextEvent.c b/libX11/src/NextEvent.c new file mode 100644 index 000000000..63032345c --- /dev/null +++ b/libX11/src/NextEvent.c @@ -0,0 +1,57 @@ +/* $Xorg: NextEvent.c,v 1.4 2001/02/09 02:03:34 xorgcvs Exp $ */ +/* + +Copyright 1986, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN +AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +*/ +/* $XFree86: xc/lib/X11/NextEvent.c,v 1.3 2001/01/17 19:41:40 dawes Exp $ */ + +#define NEED_EVENTS +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include "Xlibint.h" + +/* + * Return next event in queue, or if none, flush output and wait for + * events. + */ + +int +XNextEvent ( + register Display *dpy, + register XEvent *event) +{ + register _XQEvent *qelt; + + LockDisplay(dpy); + + if (dpy->head == NULL) + _XReadEvents(dpy); + qelt = dpy->head; + *event = qelt->event; + _XDeq(dpy, NULL, qelt); + UnlockDisplay(dpy); + return 0; +} + |