#include <stdio.h>
#include <string.h>
#include <unistd.h>
+#include <sys/select.h>
+#include <sys/time.h>
#include <X11/cursorfont.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
main(int argc, char *argv[])
{
char *maxname;
+ fd_set rd;
+ struct timeval timeout;
Item *i;
XEvent ev;
XSetWindowAttributes wa;
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
- maxname = readstdin();
-
- /* grab as early as possible, but after reading all items!!! */
+ /* Note, the select() construction allows to grab all keypresses as
+ * early as possible, to not loose them. But if there is no standard
+ * input supplied, we will make sure to exit after MAX_WAIT_STDIN
+ * seconds. This is convenience behavior for rapid typers.
+ */
while(XGrabKeyboard(dpy, root, True, GrabModeAsync,
GrabModeAsync, CurrentTime) != GrabSuccess)
usleep(1000);
+ timeout.tv_usec = 0;
+ timeout.tv_sec = STDIN_TIMEOUT;
+ FD_ZERO(&rd);
+ FD_SET(STDIN_FILENO, &rd);
+ if(select(ConnectionNumber(dpy) + 1, &rd, NULL, NULL, &timeout) < 1)
+ goto UninitializedEnd;
+ maxname = readstdin();
+
/* style */
dc.sel[ColBG] = getcolor(SELBGCOLOR);
dc.sel[ColFG] = getcolor(SELFGCOLOR);
}
}
- XUngrabKeyboard(dpy, CurrentTime);
while(allitems) {
i = allitems->next;
free(allitems->text);
XFreePixmap(dpy, dc.drawable);
XFreeGC(dpy, dc.gc);
XDestroyWindow(dpy, win);
+UninitializedEnd:
+ XUngrabKeyboard(dpy, CurrentTime);
XCloseDisplay(dpy);
return ret;