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/*
* libexplain - Explain errno values returned by libc functions
* Copyright (C) 2008, 2009 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
* 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/buffer/waitpid_options.h>
#include <libexplain/strtol.h>
#include <libexplain/waitpid.h>
#include <libexplain/wrap_and_print.h>
#include <explain/syscall/waitpid.h>
void
explain_syscall_waitpid(int errnum, int argc, char **argv)
{
int pid;
int junk_status;
int *status;
int options;
junk_status = 0;
status = &junk_status;
options = 0;
switch (argc)
{
case 3:
options =
explain_parse_waitpid_options_or_die(argv[2], "waitpid arg 3");
/* fall through... */
case 2:
status = (int *)explain_strtol_or_die(argv[1], 0, 0);
/* fall through... */
case 1:
pid = explain_strtol_or_die(argv[0], 0, 0);
break;
default:
fprintf(stderr, "waitpid: requires 3 arguments, not %d\n", argc);
exit(EXIT_FAILURE);
}
explain_wrap_and_print
(
stdout,
explain_errno_waitpid(errnum, pid, status, options)
);
}
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