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[/] [or1k/] [trunk/] [rtems-20020807/] [cpukit/] [libcsupport/] [src/] [fstat.c] - Rev 1774
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/* * fstat() - POSIX 1003.1b 5.6.2 - Get File Status * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * fstat.c,v 1.8 2002/01/04 18:29:36 joel Exp */ #if HAVE_CONFIG_H #include "config.h" #endif #include <sys/stat.h> #include <unistd.h> #include <string.h> #include <rtems/libio_.h> #include <rtems/seterr.h> int fstat( int fd, struct stat *sbuf ) { rtems_libio_t *iop; /* * Check to see if we were passed a valid pointer. */ if ( !sbuf ) rtems_set_errno_and_return_minus_one( EFAULT ); /* * Now process the stat() request. */ iop = rtems_libio_iop( fd ); rtems_libio_check_fd( fd ); rtems_libio_check_is_open(iop); if ( !iop->handlers ) rtems_set_errno_and_return_minus_one( EBADF ); if ( !iop->handlers->fstat_h ) rtems_set_errno_and_return_minus_one( ENOTSUP ); /* * Zero out the stat structure so the various support * versions of stat don't have to. */ memset( sbuf, 0, sizeof(struct stat) ); return (*iop->handlers->fstat_h)( &iop->pathinfo, sbuf ); } /* * _fstat_r * * This is the Newlib dependent reentrant version of fstat(). */ #if defined(RTEMS_NEWLIB) #include <reent.h> int _fstat_r( struct _reent *ptr, int fd, struct stat *buf ) { return fstat( fd, buf ); } #endif
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