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/**
* Copyright © 2016 Mattias Andrée <maandree@member.fsf.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "state.h"
#include "haiku.h"
#include <stdio.h>
#include <stdlib.h>
#define t(...) do { if (__VA_ARGS__) goto fail; } while (0)
/**
* The name of the process.
*/
char *argv0 = NULL;
/**
* Exit if time the is before year 0 in J2000.
*
* @param The name of the process, `NULL` if unknown.
*/
#if defined(TIMETRAVELLER)
static void
check_timetravel(const char *argv0)
{
struct timespec now;
if (clock_gettime(CLOCK_REALTIME, &now))
haiku(argv0 ? argv0 : "radharc"), exit(1);
if (now.tv_nsec < (time_t)946728000L)
fprintf(stderr, "We have detected that you are a time-traveller"
"(or your clock is not configured correctly.)"
"Please recompile with -DTIMETRAVELLER"
"(or correct your clock.)"), exit(1);
}
#else
# define check_timetravel(_) /* do nothing */
#endif
int
main(int argc, char *argv[])
{
struct settings settings;
check_timetravel(*argv);
parse_command_line(argc, argv, &settings);
argv0 = argv0 ? argv0 : "radharc";
t (get_state_pathname(&settings));
return 0;
fail:
haiku(argv0);
return 1;
}
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