diff options
Diffstat (limited to 'lib/cloexec.c')
-rw-r--r-- | lib/cloexec.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/lib/cloexec.c b/lib/cloexec.c deleted file mode 100644 index cf2308ca..00000000 --- a/lib/cloexec.c +++ /dev/null @@ -1,60 +0,0 @@ -/* closexec.c - set or clear the close-on-exec descriptor flag - Copyright (C) 1991, 2004, 2005 Free Software Foundation, Inc. - - 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 2, 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, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - - The code is taken from glibc/manual/llio.texi */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include "cloexec.h" - -#include <unistd.h> -#include <fcntl.h> - -#ifndef FD_CLOEXEC -# define FD_CLOEXEC 1 -#endif - -/* Set the `FD_CLOEXEC' flag of DESC if VALUE is true, - or clear the flag if VALUE is false. - Return 0 on success, or -1 on error with `errno' set. */ - -int -set_cloexec_flag (int desc, bool value) -{ -#if defined F_GETFD && defined F_SETFD - - int flags = fcntl (desc, F_GETFD, 0); - - if (0 <= flags) - { - int newflags = (value ? flags | FD_CLOEXEC : flags & ~FD_CLOEXEC); - - if (flags == newflags - || fcntl (desc, F_SETFD, newflags) != -1) - return 0; - } - - return -1; - -#else - - return 0; - -#endif -} |