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opendir.c
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1996-09-28
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2KB
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78 lines
/*
* This file is part of ixemul.library for the Amiga.
* Copyright (C) 1991, 1992 Markus M. Wild
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* opendir.c,v 1.1.1.1 1994/04/04 04:30:50 amiga Exp
*
* opendir.c,v
* Revision 1.1.1.1 1994/04/04 04:30:50 amiga
* Initial CVS check in.
*
* Revision 1.2 1992/08/09 20:59:35 amiga
* add cast
*
* Revision 1.1 1992/05/14 19:55:40 mwild
* Initial revision
*
*/
#define _KERNEL
#include "ixemul.h"
#include "kprintf.h"
#include <sys/stat.h>
#include <dirent.h>
extern void *kmalloc ();
DIR *
opendir (const char *name)
{
DIR *d;
int err;
struct stat stb;
if (!(d = (DIR *) syscall (SYS_malloc, sizeof (*d)))) return 0;
if ((d->dd_fd = syscall (SYS_open, name, 0)) >= 0)
{
if (syscall (SYS_fstat, d->dd_fd, &stb) == 0)
{
if (! S_ISDIR (stb.st_mode))
{
syscall (SYS_close, d->dd_fd);
syscall (SYS_free, d);
errno = ENOTDIR;
KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
return 0;
}
return d;
}
err = errno;
syscall (SYS_close, d->dd_fd);
}
else
err = errno;
syscall (SYS_free, d);
errno = err;
KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
return 0;
}