mes/lib/linux+gnu.c

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/* -*-comment-start: "//";comment-end:""-*-
* Mes --- Maxwell Equations of Software
* Copyright © 2018 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/>.
*/
#define SYS_link 0x09
#define SYS_getpid 0x14
#define SYS_getuid 0x18
#define SYS_kill 0x25
#define SYS_rename 0x26
#define SYS_mkdir 0x27
#define SYS_dup 0x29
#define SYS_pipe 0x2a
#define SYS_getgid 0x2f
#define SYS_signal 0x30
#define SYS_lstat 0x6b
#define SYS_fstat 0x6c
#define SYS_nanosleep 0xa2
int
link (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_link, (int)old_name, (int)new_name);
}
pid_t
getpid ()
{
return _sys_call (SYS_getpid);
}
uid_t
getuid ()
{
return _sys_call (SYS_getuid);
}
int
kill (pid_t pid, int signum)
{
return _sys_call2 (SYS_kill, (int)pid, (int)signum);
}
int
rename (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_rename, (int)old_name, (int)new_name);
}
int
mkdir (char const *file_name, mode_t mode)
{
return _sys_call2 (SYS_mkdir, (int)file_name, (int)mode);
}
int
dup (int old)
{
return _sys_call1 (SYS_dup, (int)old);
}
gid_t
getgid ()
{
return _sys_call (SYS_getgid);
}
#if __MESC__
void *
signal (int signum, void * action)
#else
sighandler_t
signal (int signum, sighandler_t action)
#endif
{
return _sys_call2 (SYS_signal, signum, action);
}
int
pipe (int filedes[2])
{
return _sys_call1 (SYS_pipe, (int)filedes);
}
int
lstat (char const *file_name, struct stat *statbuf)
{
return _sys_call2 (SYS_lstat, (int)file_name, (int)statbuf);
}
int
nanosleep (const struct timespec *requested_time,
struct timespec *remaining)
{
return _sys_call2 (SYS_nanosleep, (int)requested_time, (int)remaining);
}
int
fstat (int fd, struct stat *statbuf)
{
return _sys_call2 (SYS_fstat, (int)fd, (int)statbuf);
}