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[/] [openrisc/] [trunk/] [gnu-src/] [newlib-1.17.0/] [libgloss/] [or32/] [fstat.c] - Rev 300
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/* fstat.c. Implementation of the _fstat syscall for newlib Copyright (C) 2004, Jacob Bower Copyright (C) 2010, Embecosm Limited <info@embecosm.com> Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of Newlib. The original work by Jacob Bower is provided as-is without any kind of warranty. Use it at your own risk! All subsequent work is bound by version 3 of the GPL as follows. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 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 General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http:#www.gnu.org/licenses/>. */ /* -------------------------------------------------------------------------- */ /* This program is commented throughout in a fashion suitable for processing with Doxygen. */ /* -------------------------------------------------------------------------- */ #include <errno.h> #include <sys/stat.h> #include <unistd.h> #undef errno extern int errno; /* -------------------------------------------------------------------------- */ /*!Status of an open file. We only know about stdout and stderr, and treat these as character special files. All other files are erroneous. Remember that this function is *not* reentrant, so no static state should be held. @return 0 on success, with the struct stat appropriately updated. -1 on failure, with an error code in the global variable errno. */ /* -------------------------------------------------------------------------- */ int _fstat (int file, struct stat *st) { if ((STDOUT_FILENO == file) || (STDERR_FILENO == file)) { st->st_mode = S_IFCHR; return 0; } else { errno = EBADF; return -1; } } /* _fstat () */
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