mes/lib/linux+tcc-mes.c

61 lines
1.5 KiB
C
Raw Normal View History

/* -*-comment-start: "//";comment-end:""-*-
* Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of Mes.
*
* Mes 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.
*
* Mes 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 Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int errno;
int
close (int fd)
{
asm ("mov____0x8(%ebp),%ebx !8");
asm ("mov____$i32,%eax SYS_close");
asm ("int____$0x80");
}
int
unlink (char const *file_name)
{
asm ("mov____0x8(%ebp),%ebx !8");
asm ("mov____$i32,%eax SYS_unlink");
asm ("int____$0x80");
}
off_t
lseek (int fd, off_t offset, int whence)
{
asm ("mov____0x8(%ebp),%ebx !8");
asm ("mov____0x8(%ebp),%ecx !12");
asm ("mov____0x8(%ebp),%edx !16");
asm ("mov____$i32,%eax SYS_lseek");
asm ("int____$0x80");
}
char *
getcwd (char *buf, size_t size)
{
asm ("mov____0x8(%ebp),%ebx !8");
asm ("mov____0x8(%ebp),%ecx !12");
asm ("mov____$i32,%eax SYS_getcwd");
asm ("int____$0x80");
}