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	xkblayout.c - spoon - set dwm status
	git clone git://git.codemadness.org/spoon
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	xkblayout.c (975B)
	---
	1 #include <err.h>
	2 #include <stdio.h>
	3 #include <stdlib.h>
	4 #include <string.h>
	5
	6 #include <X11/Xlib.h>
	7 #include <X11/XKBlib.h>
	8 #include <X11/extensions/XKBrules.h>
	9
	10 #include "util.h"
	11
	12 int
	13 xkblayoutread(void arg, char buf, size_t len)
	14 {
	15 Display *dpy;
	16 XkbStateRec state;
	17 XkbRF_VarDefsRec vd;
	18 char tmp = NULL, str, *tok;
	19 int i, ret = 0;
	20
	21 dpy = XOpenDisplay(NULL);
	22 if (dpy == NULL) {
	23 warnx("cannot open display");
	24 return -1;
	25 }
	26 XkbGetState(dpy, XkbUseCoreKbd, &state);
	27 if (XkbRF_GetNamesProp(dpy, &tmp, &vd) == 0){
	28 warnx("cannot extract keyboard properties");
	29 ret = -1;
	30 goto out0;
	31 }
	32 str = strdup(vd.layout);
	33 if (str == NULL) {
	34 ret = -1;
	35 goto out1;
	36 }
	37 tok = strtok(str, ",");
	38 for (i = 0; i < state.group; i++) {
	39 tok = strtok(NULL, ",");
	40 if (tok == NULL) {
	41 warnx("cannot extract layout");
	42 ret = -1;
	43 goto out2;
	44 }
	45 }
	46 strlcpy(buf, tok, len);
	47 out2:
	48 free(str);
	49 out1:
	50 free(tmp);
	51 XFree(vd.options);
	52 out0:
	53 XCloseDisplay(dpy);
	54 return ret;
	55 }