libvirt/gnulib/lib/fclose.c
2008-10-28 17:47:12 +00:00

48 lines
1.2 KiB
C

/* fclose replacement.
Copyright (C) 2008 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
/* Override fclose() to call the overridden close(). */
int
rpl_fclose (FILE *fp)
#undef fclose
{
int saved_errno = 0;
if (fflush (fp))
saved_errno = errno;
if (close (fileno (fp)) < 0 && saved_errno == 0)
saved_errno = errno;
fclose (fp); /* will fail with errno = EBADF */
if (saved_errno != 0)
{
errno = saved_errno;
return EOF;
}
return 0;
}