From: Alexey Gladkov <gladkov.alexey@gmail.com>
To: kbd@lists.altlinux.org
Subject: Re: [kbd] New vt_mode tool for kbd?
Date: Tue, 29 Mar 2011 01:07:28 +0400
Message-ID: <4D90F890.9000703@gmail.com> (raw)
In-Reply-To: <20110328111918.GC15694@altlinux.org>
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28.03.2011 15:19, Dmitry V. Levin wrote:
> This interface would be both script-friendly and extensible.
Ok. Another implementation. How about this ?
--
Rgrds, legion
[-- Attachment #2: kbdinfo.c --]
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#include <stdio.h>
#include <errno.h>
#include <error.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <linux/kd.h>
#include <getopt.h>
#include "getfd.h"
#include "nls.h"
#include "version.h"
static char *action = NULL;
static char *value = NULL;
static void attr_noreturn
usage(int code) {
fprintf(stderr, _("Usage: %s [-C DEVICE] getmode [text|graphics]\n"), progname);
fprintf(stderr, _(" or: %s [-C DEVICE] gkbmode [raw|xlate|mediumraw|unicode]\n"), progname);
fprintf(stderr, _(" or: %s [-C DEVICE] gkbmeta [metabit|escprefix]\n"), progname);
fprintf(stderr, _(" or: %s [-C DEVICE] gkbled [scrolllock|numlock|capslock]\n"), progname);
exit(code);
}
static int
answer(char *ans) {
if (value)
return !strcasecmp(value, ans) ? EXIT_SUCCESS : EXIT_FAILURE;
printf("%s\n", ans);
return EXIT_SUCCESS;
}
int
main(int argc, char **argv) {
int fd, mode, c;
int rc = EXIT_FAILURE;
char flags;
char *console = NULL;
set_progname(argv[0]);
setlocale(LC_ALL, "");
bindtextdomain(PACKAGE_NAME, LOCALEDIR);
textdomain(PACKAGE_NAME);
while ((c = getopt(argc, argv, "C:hV")) != EOF) {
switch (c) {
case 'C':
if (optarg == NULL || optarg[0] == '\0')
usage(EXIT_FAILURE);
console = optarg;
break;
case 'V':
print_version_and_exit();
break;
case 'h':
usage(EXIT_SUCCESS);
break;
}
}
if (optind == argc) {
fprintf(stderr, _("Error: Not enough arguments.\n"));
exit(EXIT_FAILURE);
}
action = argv[optind++];
if (optind < argc)
value = argv[optind++];
fd = getfd(console);
if (!strcasecmp("GETMODE", action)) {
if (ioctl(fd, KDGETMODE, &mode) == -1)
error(EXIT_FAILURE, errno, "ioctl");
switch (mode) {
case KD_TEXT: rc = answer("text"); break;
case KD_GRAPHICS: rc = answer("graphics"); break;
}
} else if (!strcasecmp("GKBMODE", action)) {
if (ioctl(fd, KDGKBMODE, &mode) == -1)
error(EXIT_FAILURE, errno, "ioctl");
switch (mode) {
case K_RAW: rc = answer("raw"); break;
case K_XLATE: rc = answer("xlate"); break;
case K_MEDIUMRAW: rc = answer("mediumraw"); break;
case K_UNICODE: rc = answer("unicode"); break;
}
} else if (!strcasecmp("GKBMETA", action)) {
if (ioctl(fd, KDGKBMETA, &mode) == -1)
error(EXIT_FAILURE, errno, "ioctl");
switch (mode) {
case K_METABIT: rc = answer("metabit"); break;
case K_ESCPREFIX: rc = answer("escprefix"); break;
}
} else if (!strcasecmp("GKBLED", action)) {
if (ioctl(fd, KDGKBLED, &flags) == -1)
error(EXIT_FAILURE, errno, "ioctl");
mode = (flags & 0x7);
if (value) {
if (((mode & LED_SCR) && !strcasecmp(value, "scrolllock")) ||
((mode & LED_NUM) && !strcasecmp(value, "numlock")) ||
((mode & LED_CAP) && !strcasecmp(value, "capslock")))
rc = EXIT_SUCCESS;
} else {
printf("scrolllock:%s ", (mode & LED_SCR) ? "on" : "off");
printf("numlock:%s ", (mode & LED_NUM) ? "on" : "off");
printf("capslock:%s\n", (mode & LED_CAP) ? "on" : "off");
rc = EXIT_SUCCESS;
}
} else {
fprintf(stderr, _("Error: Unrecognized action: %s\n"), action);
}
close(fd);
return rc;
}
next prev parent reply other threads:[~2011-03-28 21:07 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-21 21:42 Michael Schutte
2011-03-21 22:13 ` Dmitry V. Levin
2011-03-21 22:25 ` Michael Schutte
2011-03-25 13:20 ` Alexey Gladkov
2011-03-26 17:33 ` Michael Schutte
2011-03-26 22:33 ` Dmitry V. Levin
2011-03-27 9:33 ` Alexey Gladkov
2011-03-28 10:55 ` Alexey Gladkov
2011-03-28 11:19 ` Dmitry V. Levin
2011-03-28 11:26 ` Alexey Gladkov
2011-03-28 21:07 ` Alexey Gladkov [this message]
2011-03-29 21:51 ` Dmitry V. Levin
2011-03-29 22:27 ` Alexey Gladkov
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