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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libc/] [stat.c] - Rev 751
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/* * stat() - POSIX 1003.1b 5.6.2 - Get File Status * * Reused from lstat(). * * 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. * * $Id: stat.c,v 1.2 2001-09-27 12:01:15 chris Exp $ */ /* * lstat() and stat() share the same implementation with a minor * difference on how links are evaluated. */ #ifndef _STAT_NAME #define _STAT_NAME stat #define _STAT_R_NAME _stat_r #define _STAT_FOLLOW_LINKS TRUE #endif #include <rtems.h> #if !defined(RTEMS_UNIX) #include <rtems/libio.h> #include <sys/types.h> #include <sys/stat.h> #include <unistd.h> #include <fcntl.h> #include <errno.h> #include "libio_.h" int _STAT_NAME( const char *path, struct stat *buf ) { int status; rtems_filesystem_location_info_t loc; /* * Check to see if we were passed a valid pointer. */ if ( !buf ) set_errno_and_return_minus_one( EFAULT ); status = rtems_filesystem_evaluate_path( path, 0, &loc, _STAT_FOLLOW_LINKS ); if ( status != 0 ) return -1; if ( !loc.handlers->fstat ){ rtems_filesystem_freenode( &loc ); set_errno_and_return_minus_one( ENOTSUP ); } /* * Zero out the stat structure so the various support * versions of stat don't have to. */ memset( buf, 0, sizeof(struct stat) ); status = (*loc.handlers->fstat)( &loc, buf ); rtems_filesystem_freenode( &loc ); return status; } #endif /* * _stat_r, _lstat_r * * This is the Newlib dependent reentrant version of stat() and lstat(). */ #if defined(RTEMS_NEWLIB) #include <reent.h> int _STAT_R_NAME( struct _reent *ptr, const char *path, struct stat *buf ) { return _STAT_NAME( path, buf ); } #endif
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