/* Copyright (C) 1999 Drazen Kacar

   This file is part of LibGTop 1.0.

   Contributed by Drazen Kacar <dave@srce.hr>, May 1999.

   LibGTop 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 2 of the License,

   or (at your option) any later version.

   LibGTop 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 LibGTop; see the file COPYING. If not, write to the

   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

   Boston, MA 02110-1301, USA.

*/

#include <config.h>

#include <unistd.h>

#include <fcntl.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <dirent.h>

#include <errno.h>

#include "safeio.h"

int

s_open(const char *file, int mode)

{

   int fd;

   do {

      fd = open(file, mode);

   } while(fd < 0 && errno == EINTR);

   return fd;

}

int

s_stat(const char *path, struct stat *buf)

{

   int status;

   do {

      status = stat(path, buf);

   } while(status < 0 && errno == EINTR);

   return status;

}

int

s_close(int fd)

{

   int status;

   do {

      status = close(fd);

   } while(status < 0 && errno == EINTR);

   return status;

}

ssize_t

s_pread(int fd, void *buf, size_t nbytes, off_t offset)

{

   ssize_t len;

   /* Now, why doesn't the pread(2) man page say anything about pread()

      return values? Can it read less bytes than requested? */

   do {

      len = pread(fd, buf, nbytes, offset);

   } while(len < 0 && errno == EINTR);

   return len;

}

int s_closedir(DIR *dirp)

{

   int status;

   do {

      status = closedir(dirp);

   } while(status < 0 && errno == EINTR);

   return status;

}