fa4ba916ea
* include/dirent.h: New file. Import from glibc-2.2.5. * include/dirstream.h: Likewise. * lib/dirent/__getdirentries.c: Likewise. * lib/dirent/closedir.c: Likewise. * lib/dirent/readdir.c (readdir): Likewise. * lib/libc+gnu.c: Include them. * include/linux/x86/syscall.h (SYS_getdents): New macro. * include/linux/x86_64/syscall.h (SYS_getdents): Likewise. * lib/linux/gnu.c (getdents): New function. * include/limits.h (NAME_MAX): New macro. * include/fcntl.h (O_DIRECTORY): New macro. * scaffold/tests/readdir.dir: New directory. * scaffold/tests/99-readdir.c: New file, use it. * build-aux/check-mescc.sh (tests): Run it.
154 lines
3.1 KiB
C
154 lines
3.1 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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* Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <sys/resource.h>
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int
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link (char const *old_name, char const *new_name)
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{
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return _sys_call2 (SYS_link, (long)old_name, (long)new_name);
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}
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pid_t
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getpid ()
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{
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return _sys_call (SYS_getpid);
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}
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uid_t
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getuid ()
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{
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return _sys_call (SYS_getuid);
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}
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int
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kill (pid_t pid, int signum)
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{
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return _sys_call2 (SYS_kill, (long)pid, (long)signum);
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}
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int
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rename (char const *old_name, char const *new_name)
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{
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return _sys_call2 (SYS_rename, (long)old_name, (long)new_name);
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}
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int
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mkdir (char const *file_name, mode_t mode)
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{
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return _sys_call2 (SYS_mkdir, (long)file_name, (long)mode);
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}
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int
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dup (int old)
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{
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return _sys_call1 (SYS_dup, (long)old);
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}
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gid_t
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getgid ()
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{
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return _sys_call (SYS_getgid);
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}
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#if __i386__
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#if __MESC__
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void *
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signal (int signum, void * action)
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#else
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sighandler_t
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signal (int signum, sighandler_t action)
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#endif
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{
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return _sys_call2 (SYS_signal, signum, action);
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}
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#elif __x86_64__
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sighandler_t
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signal (int signum, sighandler_t action)
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{
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sighandler_t old;
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_sys_call3 (SYS_rt_sigaction, signum, action, &old);
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return old;
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}
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#else
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#error arch not supported
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#endif
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int
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fcntl (int filedes, int command, ...)
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{
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va_list ap;
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va_start (ap, command);
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int data = va_arg (ap, int);
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int r = _sys_call3 (SYS_fcntl, (long)filedes, (long)command, (long)data);
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va_end (ap);
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return r;
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}
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int
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pipe (int filedes[2])
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{
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return _sys_call1 (SYS_pipe, (long)filedes);
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}
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int
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dup2 (int old, int new)
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{
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return _sys_call2 (SYS_dup2, (long)old, (long)new);
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}
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int
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getrusage (int processes, struct rusage *rusage)
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{
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return _sys_call2 (SYS_getrusage, (long)processes, (long)rusage);
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}
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int
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lstat (char const *file_name, struct stat *statbuf)
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{
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return _sys_call2 (SYS_lstat, (long)file_name, (long)statbuf);
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}
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int
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nanosleep (const struct timespec *requested_time,
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struct timespec *remaining)
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{
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return _sys_call2 (SYS_nanosleep, (long)requested_time, (long)remaining);
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}
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int
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setitimer (int which, struct itimerval const *new,
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struct itimerval *old)
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{
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return _sys_call3 (SYS_setitimer, (long)which, (long)new, (long)old);
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}
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int
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fstat (int fd, struct stat *statbuf)
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{
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return _sys_call2 (SYS_fstat, (long)fd, (long)statbuf);
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}
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int
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getdents (long filedes, char *buffer, size_t nbytes)
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{
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return _sys_call3 (SYS_getdents, (long)filedes, (long)buffer, (long)nbytes);
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}
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