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/* setmetamode.c
Copyright 2006, 2011 Red Hat Inc.
Written by Kazuhiro Fujieda <fujieda@jaist.ac.jp>
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <getopt.h>
#include <sys/ioctl.h>
#include <cygwin/kd.h>
#include <cygwin/version.h>
static void
usage (void)
{
fprintf (stderr, "Usage: %s [metabit|escprefix]\n"
"\n"
"Get or set keyboard meta mode\n"
"\n"
" Without argument, it shows the current meta key mode.\n"
" metabit|meta|bit The meta key sets the top bit of the character.\n"
" escprefix|esc|prefix The meta key sends an escape prefix.\n"
"\n"
"Other options:\n"
"\n"
" -h, --help This text\n"
" -V, --version Print program version and exit\n\n",
program_invocation_short_name);
}
static void
error (void)
{
fprintf (stderr,
"%s: The standard input isn't a console device.\n",
program_invocation_short_name);
}
void
print_version ()
{
printf ("setmetamode (cygwin) %d.%d.%d\n"
"Get or set keyboard meta mode\n"
"Copyright (C) 2006 - %s Red Hat, Inc.\n"
"This is free software; see the source for copying conditions. There is NO\n"
"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n",
CYGWIN_VERSION_DLL_MAJOR / 1000,
CYGWIN_VERSION_DLL_MAJOR % 1000,
CYGWIN_VERSION_DLL_MINOR,
strrchr (__DATE__, ' ') + 1);
}
struct option longopts[] = {
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'V'},
{0, no_argument, NULL, 0}
};
const char *opts = "hV";
int
main (int ac, char *av[])
{
int param;
int opt;
if (ac < 2)
{
if (ioctl (0, KDGKBMETA, ¶m) < 0)
{
error ();
return 1;
}
if (param == 0x03)
puts ("metabit");
else
puts ("escprefix");
return 0;
}
while ((opt = getopt_long (ac, av, opts, longopts, NULL)) != -1)
switch (opt)
{
case 'h':
usage ();
return 0;
case 'V':
print_version ();
return 0;
default:
fprintf (stderr, "Try `%s --help' for more information.\n",
program_invocation_short_name);
return 1;
}
if (!strcmp ("meta", av[1]) || !strcmp ("bit", av[1])
|| !strcmp ("metabit", av[1]))
param = 0x03;
else if (!strcmp ("esc", av[1]) || !strcmp ("prefix", av[1])
|| !strcmp ("escprefix", av[1]))
param = 0x04;
else
{
usage ();
return 1;
}
if (ioctl (0, KDSKBMETA, param) < 0)
{
error ();
return 1;
}
return 0;
}
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