#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <locale.h>

Display *d;
Window w;
Screen s;

int main(void)
{
    XEvent evt;
    char s[80];
    XFontStruct *fontInfo;
    GC gc;
    XChar2b *ws;
    XSetWindowAttributes attr;
    int i;

    setlocale(LC_ALL, "");

    d = XOpenDisplay(NULL);

    w = XCreateSimpleWindow(d, DefaultRootWindow(d), 50, 50,
	500, 375, 0, BlackPixel(d, 0), WhitePixel(d, 0));

    attr.event_mask = KeyPressMask;
    XChangeWindowAttributes(d, w, CWEventMask, &attr);
    XStoreName(d, w, "Draw String");

    if (! w) {
	printf("Error creating window!\n");
	exit(1);
    }

    XMapWindow(d, w);

    fontInfo = XLoadQueryFont(d, 
	    "-misc-fixed-medium-r-normal--20-*-iso10646-1");

    if (! fontInfo) {
	fprintf(stderr, "Error loading font!\n");
	exit(1);
    }

    printf("min_byte1: %d\n", fontInfo->min_byte1);
    printf("max_byte1: %d\n", fontInfo->max_byte1);
    printf("min_char_or_byte2: %d\n", fontInfo->min_char_or_byte2);
    printf("max_char_or_byte2: %d\n", fontInfo->max_char_or_byte2);

    gc = XCreateGC(d, w, 0, NULL);

    XSetForeground(d, gc, BlackPixel(d, 0));
    XSetBackground(d, gc, WhitePixel(d, 0));
    XSetFont(d, gc, fontInfo->fid);

    ws = (XChar2b *)malloc(sizeof(XChar2b) * 16);
    for (i = 0; i < 16; i++) {
	ws[i].byte1 = 0x16;
	ws[i].byte2 = 0xA0 + i;
    }

    strcpy(s, "Here are some runes");
    XDrawString(d, w, gc, 5, 25, s, strlen(s));
    XDrawString16(d, w, gc, 5, 50, ws, 16);

    while(1) {
	while(XPending(d)) {
	    XNextEvent(d, &evt);
	    if (evt.type == KeyPress)
		goto end;
	}
	usleep(1000);
    }

end:
    XDestroyWindow(d, w);
    XCloseDisplay(d);
    return 0;
}
.