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/*
* libexplain - Explain errno values returned by libc functions
* Copyright (C) 2011 Peter Miller
*
* 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 Lesser
* 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 <libexplain/ac/stdio.h>
#include <libexplain/ac/stdlib.h>
#include <libexplain/ac/unistd.h>
#include <libexplain/getpgrp.h>
#include <libexplain/strtol.h>
#include <libexplain/wrap_and_print.h>
#include <explain/syscall/getpgrp.h>
void
explain_syscall_getpgrp(int errnum, int argc, char **argv)
{
pid_t pid;
pid = 0;
switch (argc)
{
case 0:
break;
case 1:
pid = explain_strtol_or_die(argv[0], 0, 0);
break;
default:
fprintf(stderr, "getpgrp: requires 1 argument, not %d\n", argc);
exit(EXIT_FAILURE);
}
explain_wrap_and_print(stdout, explain_errno_getpgrp(errnum, pid));
}
/* vim: set ts=8 sw=4 et */
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