diff options
Diffstat (limited to 'cpukit/libcsupport/src/dup2.c')
-rw-r--r-- | cpukit/libcsupport/src/dup2.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/cpukit/libcsupport/src/dup2.c b/cpukit/libcsupport/src/dup2.c deleted file mode 100644 index 21701bfd0d..0000000000 --- a/cpukit/libcsupport/src/dup2.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * dup2() - POSIX 1003.1b 6.2.1 Duplicate an Open File Descriptor - * - * 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. - * - * $Id$ - */ - -#include <unistd.h> -#include <fcntl.h> - -#include "libio_.h" - -int dup2( - int fildes, - int fildes2 -) -{ - int status; - struct stat buf; - - /* - * If fildes is not valid, then fildes2 should not be closed. - */ - - status = fstat( fildes, &buf ); - if ( status == -1 ) - return -1; - - /* - * If fildes2 is not valid, then we should not do anything either. - */ - - status = fstat( fildes2, &buf ); - if ( status == -1 ) - return -1; - - /* - * This fcntl handles everything else. - */ - - return fcntl( fildes, F_DUPFD, fildes2 ); -} |