libxkbfile text program to print XkbKSIsLower() and XkbKSIsUpper() results for ranges of keysyms.

xkbcasetest.c

/*
 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

/* Compile with cc xkbcasetest.c -o xkbcasetest -lxkbfile */

#include <stdio.h>
#include <stdlib.h>
#include <X11/Xlib.h>
#include <X11/extensions/XKBstr.h>
#include <X11/extensions/XKBfile.h>

static const char *ProgramName;

static void
usage(const char *msg)
{
    if (msg != NULL)
	fprintf(stderr, "%s: %s\n", ProgramName, msg);

    fprintf(stderr, "usage: %s <start>[..<stop>] [...]\n", ProgramName);
    exit(1);
}

int
main(int argc, char **argv)
{
    int a;
    char error[256];

    ProgramName = argv[0];

    if (argc < 2)
	usage("No arguments provided");

    for (a = 1; a < argc; a++) {
	KeySym start, stop, ks;
	char *numend;

	start = strtol(argv[a], &numend, 0);
	if (numend != NULL && numend[0] != '\0') {
	    if (numend[0] == '.' && numend[1] == '.') {
		stop = strtol(&numend[2], NULL, 0);
	    } else {
		snprintf(error, sizeof(error), "Unable to parse arg %s",
			 argv[a]);
		usage(error);
	    }
	} else {
	    stop = start;
	}

	for (ks = start; ks <= stop; ks++) {
	    unsigned int casemask = _XkbKSCheckCase(ks);

	    printf("%-32s %08x %5s %5s\n",
		   XkbKeysymText(ks, XkbCFile), ks,
		   (casemask & _XkbKSUpper) ? "upper" : "",
		   (casemask & _XkbKSLower) ? "lower" : "");
	}
    }
    return 0;
}