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Check return values from XGrab*.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4790 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Johan Danielsson
1998-04-22 01:33:30 +00:00
parent a4f35c76e6
commit 9a84c190d0
1 changed files with 8 additions and 4 deletions
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12
appl/xnlock/xnlock.c
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@@ -1064,10 +1064,14 @@ main (int argc, char **argv)
}
XtRealizeWidget(override);
XGrabPointer(dpy, XtWindow(widget), TRUE, 0, GrabModeAsync,
GrabModeAsync, XtWindow(widget), None, CurrentTime);
XGrabKeyboard(dpy, XtWindow(widget), TRUE, GrabModeAsync,
GrabModeAsync, CurrentTime);
if((i = XGrabPointer(dpy, XtWindow(widget), True, 0, GrabModeAsync,
GrabModeAsync, XtWindow(widget),
None, CurrentTime)) != 0)
errx(1, "Failed to grab pointer (%d)", i);
if((i = XGrabKeyboard(dpy, XtWindow(widget), True, GrabModeAsync,
GrabModeAsync, CurrentTime)) != 0)
errx(1, "Failed to grab keyboard (%d)", i);
ScreenSaver(1);
XtAppMainLoop(app);
exit(0);