#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>
static Window win;
static void
-calcoffsets()
-{
+calcoffsets(void) {
unsigned int tw, w;
if(!curr)
}
static void
-drawmenu()
-{
+drawmenu(void) {
Item *i;
dc.x = 0;
}
static void
-match(char *pattern)
-{
+match(char *pattern) {
unsigned int plen;
Item *i, *j;
}
static void
-kpress(XKeyEvent * e)
-{
+kpress(XKeyEvent * e) {
char buf[32];
int num, prev_nitem;
unsigned int i, len;
}
static char *
-readstdin()
-{
+readstdin(void) {
static char *maxname = NULL;
char *p, buf[1024];
unsigned int len = 0, max = 0;
DC dc = {0};
int
-main(int argc, char *argv[])
-{
+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;