Kernel/Library/std/errno.cpp
2023-08-06 04:53:14 +03:00

34 lines
971 B
C++

/*
This file is part of Fennix Kernel.
Fennix Kernel 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.
Fennix Kernel 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 Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <types.h>
#include <debug.h>
#include <atomic>
#include "../../kernel.h"
__aligned(16) static int errno_value = 0;
int *__errno_location(void)
{
if (unlikely(!TaskManager || !thisThread))
return &errno_value;
return &thisThread->ErrorNumber;
}