slstatus/components/keyboard_indicators.c
Aaron Marcher faa52bdcc0 Format error messages properly
Make use of strerror(errno) and format all errors equally:
function ['parameters']: error message
2018-03-28 19:46:27 +02:00

30 lines
495 B
C

/* See LICENSE file for copyright and license details. */
#include <stdio.h>
#include <X11/Xlib.h>
#include "../util.h"
const char *
keyboard_indicators(void)
{
Display *dpy = XOpenDisplay(NULL);
XKeyboardState state;
if (dpy == NULL) {
fprintf(stderr, "Cannot open display\n");
return NULL;
}
XGetKeyboardControl(dpy, &state);
XCloseDisplay(dpy);
switch (state.led_mask) {
case 1:
return "c";
case 2:
return "n";
case 3:
return "cn";
default:
return "";
}
}