forked from Imagelibrary/rtems
9c49db4d6a
* configure.in: Add libc/config.h * libc/Makefile.am: Add INCLUDES += -I. to pickup config.h * libc/.cvsignore: Add config.h and stamp-h * libc/*.c: Add config.h support.
80 lines
1.4 KiB
C
80 lines
1.4 KiB
C
/*
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* fstat() - POSIX 1003.1b 5.6.2 - Get File Status
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*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.OARcorp.com/rtems/license.html.
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*
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* $Id$
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string.h>
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#include <rtems/libio_.h>
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int fstat(
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int fd,
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struct stat *sbuf
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)
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{
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rtems_libio_t *iop;
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/*
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* Check to see if we were passed a valid pointer.
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*/
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if ( !sbuf )
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set_errno_and_return_minus_one( EFAULT );
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/*
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* Now process the stat() request.
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*/
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iop = rtems_libio_iop( fd );
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rtems_libio_check_fd( fd );
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rtems_libio_check_is_open(iop);
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if ( !iop->handlers )
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set_errno_and_return_minus_one( EBADF );
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if ( !iop->handlers->fstat_h )
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set_errno_and_return_minus_one( ENOTSUP );
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/*
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* Zero out the stat structure so the various support
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* versions of stat don't have to.
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*/
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memset( sbuf, 0, sizeof(struct stat) );
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return (*iop->handlers->fstat_h)( &iop->pathinfo, sbuf );
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}
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/*
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* _fstat_r
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*
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* This is the Newlib dependent reentrant version of fstat().
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*/
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#if defined(RTEMS_NEWLIB)
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#include <reent.h>
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int _fstat_r(
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struct _reent *ptr,
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int fd,
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struct stat *buf
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)
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{
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return fstat( fd, buf );
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}
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#endif
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