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mescc: Mes C Library: Explode linux/gnu.c. 

* lib/linux/chdir.c: New file.
* lib/linux/fcntl.c: New file.
* lib/linux/fstat.c: New file.
* lib/linux/getdents.c: New file.
* lib/linux/getegid.c: New file.
* lib/linux/geteuid.c: New file.
* lib/linux/getgid.c: New file.
* lib/linux/getpid.c: New file.
* lib/linux/getppid.c: New file.
* lib/linux/getrusage.c: New file.
* lib/linux/getuid.c: New file.
* lib/linux/kill.c: New file.
* lib/linux/link.c: New file.
* lib/linux/lstat.c: New file.
* lib/linux/mkdir.c: New file.
* lib/linux/nanosleep.c: New file.
* lib/linux/pipe.c: New file.
* lib/linux/rename.c: New file.
* lib/linux/setgid.c: New file.
* lib/linux/settimer.c: New file.
* lib/linux/setuid.c: New file.
* lib/linux/signal.c: New file.
* lib/linux/sigprogmask.c: New file.
* lib/linux/gnu.c: Include them.
(chdir, fcntl, fstat, getdents, getegid, geteuid, getgid, getpid,
getppid, getrusage, getuid, kill, link, lstat, mkdir, munmap,
nanosleep, pipe, rename, setgid, settimer, setuid, signal,
sigprogmask): Remove.
This commit is contained in:
Jan Nieuwenhuizen 2019-05-12 00:33:33 +02:00
parent f5ab659569
commit 3a12301a25
No known key found for this signature in database
GPG Key ID: F3C1A0D9C1D65273
25 changed files with 636 additions and 180 deletions
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2
lib/libc+gnu.c
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@ -21,7 +21,7 @@
#include <libc+tcc.c>
#if __GNU__
#include <linux/gnu.c>
#error TODO, see wip-hurd
#elif __linux__
#include <linux/gnu.c>
#else

25
lib/linux/chdir.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
chdir (char const *file_name)
{
return _sys_call1 (SYS_chdir, (long)file_name);
}

30
lib/linux/fcntl.c Normal file
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@ -0,0 +1,30 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
fcntl (int filedes, int command, ...)
{
va_list ap;
va_start (ap, command);
int data = va_arg (ap, int);
int r = _sys_call3 (SYS_fcntl, (int)filedes, (int)command, (int)data);
va_end (ap);
return r;
}

25
lib/linux/fstat.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
fstat (int filedes, struct stat *statbuf)
{
return _sys_call2 (SYS_fstat, (int)filedes, (long)statbuf);
}

25
lib/linux/getdents.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
getdents (int filedes, char *buffer, size_t nbytes)
{
return _sys_call3 (SYS_getdents, (int)filedes, (long)buffer, (long)nbytes);
}

25
lib/linux/getegid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
gid_t
getegid ()
{
return _sys_call (SYS_getegid);
}

25
lib/linux/geteuid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
uid_t
geteuid ()
{
return _sys_call (SYS_geteuid);
}

25
lib/linux/getgid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
gid_t
getgid ()
{
return _sys_call (SYS_getgid);
}

25
lib/linux/getpid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
pid_t
getpid ()
{
return _sys_call (SYS_getpid);
}

25
lib/linux/getppid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
pid_t
getppid ()
{
return _sys_call (SYS_getppid);
}

25
lib/linux/getrusage.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
getrusage (int processes, struct rusage *rusage)
{
return _sys_call2 (SYS_getrusage, (int)processes, (long)rusage);
}

25
lib/linux/getuid.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
uid_t
getuid ()
{
return _sys_call (SYS_getuid);
}

202
lib/linux/gnu.c
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@ -18,182 +18,26 @@
* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/resource.h>
#include <time.h>
int
link (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_link, (long)old_name, (long)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, (long)pid, (long)signum);
}
int
rename (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_rename, (long)old_name, (long)new_name);
}
int
mkdir (char const *file_name, mode_t mode)
{
return _sys_call2 (SYS_mkdir, (long)file_name, (long)mode);
}
gid_t
getgid ()
{
return _sys_call (SYS_getgid);
}
#if __x86_64__
void
_restorer (void)
{
_sys_call (SYS_rt_sigreturn);
}
#endif
# define __sigmask(sig) \
(((unsigned long int) 1) << (((sig) - 1) % (8 * sizeof (unsigned long int))))
sighandler_t
signal (int signum, sighandler_t action)
{
#if __i386__
return _sys_call2 (SYS_signal, signum, action);
#else
static struct sigaction setup_action = {-1};
static struct sigaction old = {0};
setup_action.sa_handler = action;
setup_action.sa_restorer = _restorer;
setup_action.sa_mask = __sigmask (signum);
old.sa_handler = SIG_DFL;
setup_action.sa_flags = SA_RESTORER | SA_RESTART;
int r = _sys_call4 (SYS_rt_sigaction, signum, &setup_action, &old, sizeof (sigset_t));
if (r)
return 0;
return old.sa_handler;
#endif
}
int
fcntl (int filedes, int command, ...)
{
va_list ap;
va_start (ap, command);
int data = va_arg (ap, int);
int r = _sys_call3 (SYS_fcntl, (int)filedes, (int)command, (int)data);
va_end (ap);
return r;
}
int
pipe (int filedes[2])
{
return _sys_call1 (SYS_pipe, (long)filedes);
}
int
getrusage (int processes, struct rusage *rusage)
{
return _sys_call2 (SYS_getrusage, (int)processes, (long)rusage);
}
int
lstat (char const *file_name, struct stat *statbuf)
{
return _sys_call2 (SYS_lstat, (long)file_name, (long)statbuf);
}
int
nanosleep (const struct timespec *requested_time,
struct timespec *remaining)
{
return _sys_call2 (SYS_nanosleep, (long)requested_time, (long)remaining);
}
int
setitimer (int which, struct itimerval const *new,
struct itimerval *old)
{
return _sys_call3 (SYS_setitimer, (long)which, (long)new, (long)old);
}
int
fstat (int filedes, struct stat *statbuf)
{
return _sys_call2 (SYS_fstat, (int)filedes, (long)statbuf);
}
int
getdents (int filedes, char *buffer, size_t nbytes)
{
return _sys_call3 (SYS_getdents, (int)filedes, (long)buffer, (long)nbytes);
}
int
chdir (char const *file_name)
{
return _sys_call1 (SYS_chdir, (long)file_name);
}
// bash
uid_t
geteuid ()
{
return _sys_call (SYS_geteuid);
}
gid_t
getegid ()
{
return _sys_call (SYS_getegid);
}
pid_t
getppid ()
{
return _sys_call (SYS_getppid);
}
int
setuid (uid_t newuid)
{
return _sys_call1 (SYS_setuid, (long)newuid);
}
int
setgid (gid_t newgid)
{
return _sys_call1 (SYS_setgid, (long)newgid);
}
// make+POSIX
int
sigprocmask (int how, sigset_t const *set, sigset_t *oldset)
{
#if __i386__
return _sys_call3 (SYS_sigprocmask, (long)how, (long)set, (long)oldset);
#else
return _sys_call3 (SYS_rt_sigprocmask, (long)how, (long)set, (long)oldset);
#endif
}
#include <linux/chdir.c>
#include <linux/fcntl.c>
#include <linux/fstat.c>
#include <linux/getdents.c>
#include <linux/getegid.c>
#include <linux/geteuid.c>
#include <linux/getgid.c>
#include <linux/getpid.c>
#include <linux/getppid.c>
#include <linux/getrusage.c>
#include <linux/getuid.c>
#include <linux/kill.c>
#include <linux/link.c>
#include <linux/lstat.c>
#include <linux/mkdir.c>
#include <linux/nanosleep.c>
#include <linux/pipe.c>
#include <linux/rename.c>
#include <linux/setgid.c>
#include <linux/settimer.c>
#include <linux/setuid.c>
#include <linux/signal.c>
#include <linux/sigprogmask.c>

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lib/linux/kill.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
kill (pid_t pid, int signum)
{
return _sys_call2 (SYS_kill, (long)pid, (long)signum);
}

25
lib/linux/link.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
link (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_link, (long)old_name, (long)new_name);
}

25
lib/linux/lstat.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
lstat (char const *file_name, struct stat *statbuf)
{
return _sys_call2 (SYS_lstat, (long)file_name, (long)statbuf);
}

25
lib/linux/mkdir.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
mkdir (char const *file_name, mode_t mode)
{
return _sys_call2 (SYS_mkdir, (long)file_name, (long)mode);
}

26
lib/linux/nanosleep.c Normal file
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@ -0,0 +1,26 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
nanosleep (const struct timespec *requested_time,
struct timespec *remaining)
{
return _sys_call2 (SYS_nanosleep, (long)requested_time, (long)remaining);
}

25
lib/linux/pipe.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
pipe (int filedes[2])
{
return _sys_call1 (SYS_pipe, (long)filedes);
}

25
lib/linux/rename.c Normal file
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@ -0,0 +1,25 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
rename (char const *old_name, char const *new_name)
{
return _sys_call2 (SYS_rename, (long)old_name, (long)new_name);
}

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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
setgid (gid_t newgid)
{
return _sys_call1 (SYS_setgid, (long)newgid);
}

26
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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
setitimer (int which, struct itimerval const *new,
struct itimerval *old)
{
return _sys_call3 (SYS_setitimer, (long)which, (long)new, (long)old);
}

25
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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
setuid (uid_t newuid)
{
return _sys_call1 (SYS_setuid, (long)newuid);
}

51
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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#if __x86_64__
void
_restorer (void)
{
_sys_call (SYS_rt_sigreturn);
}
#endif
# define __sigmask(sig) \
(((unsigned long int) 1) << (((sig) - 1) % (8 * sizeof (unsigned long int))))
sighandler_t
signal (int signum, sighandler_t action)
{
#if __i386__
return _sys_call2 (SYS_signal, signum, action);
#else
static struct sigaction setup_action = {-1};
static struct sigaction old = {0};
setup_action.sa_handler = action;
setup_action.sa_restorer = _restorer;
setup_action.sa_mask = __sigmask (signum);
old.sa_handler = SIG_DFL;
setup_action.sa_flags = SA_RESTORER | SA_RESTART;
int r = _sys_call4 (SYS_rt_sigaction, signum, &setup_action, &old, sizeof (sigset_t));
if (r)
return 0;
return old.sa_handler;
#endif
}

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/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
int
sigprocmask (int how, sigset_t const *set, sigset_t *oldset)
{
#if __i386__
return _sys_call3 (SYS_sigprocmask, (long)how, (long)set, (long)oldset);
#else
return _sys_call3 (SYS_rt_sigprocmask, (long)how, (long)set, (long)oldset);
#endif
}