diff options
Diffstat (limited to 'lib/ioctl.c')
-rw-r--r-- | lib/ioctl.c | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/lib/ioctl.c b/lib/ioctl.c deleted file mode 100644 index 89afb4ea..00000000 --- a/lib/ioctl.c +++ /dev/null @@ -1,88 +0,0 @@ -/* ioctl.c --- wrappers for Windows ioctl function - - Copyright (C) 2008-2014 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 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/>. */ - -/* Written by Paolo Bonzini */ - -#include <config.h> - -#include <sys/ioctl.h> - -#include <stdarg.h> - -#if HAVE_IOCTL - -/* Provide a wrapper with the POSIX prototype. */ -# undef ioctl -int -rpl_ioctl (int fd, int request, ... /* {void *,char *} arg */) -{ - void *buf; - va_list args; - - va_start (args, request); - buf = va_arg (args, void *); - va_end (args); - - /* Cast 'request' so that when the system's ioctl function takes a 64-bit - request argument, the value gets zero-extended, not sign-extended. */ - return ioctl (fd, (unsigned int) request, buf); -} - -#else /* mingw */ - -# include <errno.h> - -/* Get HANDLE. */ -# define WIN32_LEAN_AND_MEAN -# include <windows.h> - -# include "fd-hook.h" -/* Get _get_osfhandle. */ -# include "msvc-nothrow.h" - -static int -primary_ioctl (int fd, int request, void *arg) -{ - /* We don't support FIONBIO on pipes here. If you want to make pipe - fds non-blocking, use the gnulib 'nonblocking' module, until - gnulib implements fcntl F_GETFL / F_SETFL with O_NONBLOCK. */ - - if ((HANDLE) _get_osfhandle (fd) != INVALID_HANDLE_VALUE) - errno = ENOSYS; - else - errno = EBADF; - return -1; -} - -int -ioctl (int fd, int request, ... /* {void *,char *} arg */) -{ - void *arg; - va_list args; - - va_start (args, request); - arg = va_arg (args, void *); - va_end (args); - -# if WINDOWS_SOCKETS - return execute_all_ioctl_hooks (primary_ioctl, fd, request, arg); -# else - return primary_ioctl (fd, request, arg); -# endif -} - -#endif |