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/*
* Copyright (c) 2014-2017 Richard Braun.
*
* 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 <stddef.h>
#include <kern/error.h>
#include <kern/panic.h>
const char *
error_str(int error)
{
switch (error) {
case 0:
return "success";
case ERROR_NOMEM:
return "out of memory";
case ERROR_AGAIN:
return "resource temporarily unavailable";
case ERROR_INVAL:
return "invalid argument";
case ERROR_BUSY:
return "device or resource busy";
case ERROR_FAULT:
return "bad address";
case ERROR_NODEV:
return "no such device";
case ERROR_EXIST:
return "entry exists";
case ERROR_IO:
return "input/output error";
case ERROR_SRCH:
return "no such process";
case ERROR_TIMEDOUT:
return "timeout error";
default:
return "unknown error";
}
}
void
error_check(int error, const char *prefix)
{
if (!error) {
return;
}
panic("%s%s%s",
(prefix == NULL) ? "" : prefix,
(prefix == NULL) ? "" : ": ",
error_str(error));
}
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