spoon

set dwm status
git clone git://git.2f30.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 }