rm_/lib/sys_ioctl.in.h
2020-09-02 16:47:03 +08:00

80 lines
2.5 KiB
C

/* Substitute for and wrapper around <sys/ioctl.h>.
Copyright (C) 2008-2020 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, 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 <https://www.gnu.org/licenses/>. */
#ifndef _@GUARD_PREFIX@_SYS_IOCTL_H
#if __GNUC__ >= 3
@PRAGMA_SYSTEM_HEADER@
#endif
@PRAGMA_COLUMNS@
/* The include_next requires a split double-inclusion guard. */
#if @HAVE_SYS_IOCTL_H@
# @INCLUDE_NEXT@ @NEXT_SYS_IOCTL_H@
#endif
#ifndef _@GUARD_PREFIX@_SYS_IOCTL_H
#define _@GUARD_PREFIX@_SYS_IOCTL_H
/* AIX 5.1 and Solaris 10 declare ioctl() in <unistd.h> and in <stropts.h>,
but not in <sys/ioctl.h>.
Haiku declares ioctl() in <unistd.h>, but not in <sys/ioctl.h>.
But avoid namespace pollution on glibc systems. */
#ifndef __GLIBC__
# include <unistd.h>
#endif
/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
/* The definition of _GL_WARN_ON_USE is copied here. */
/* Declare overridden functions. */
#if @GNULIB_IOCTL@
# if @REPLACE_IOCTL@
# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
# undef ioctl
# define ioctl rpl_ioctl
# endif
_GL_FUNCDECL_RPL (ioctl, int,
(int fd, int request, ... /* {void *,char *} arg */));
_GL_CXXALIAS_RPL (ioctl, int,
(int fd, int request, ... /* {void *,char *} arg */));
# else
# if @SYS_IOCTL_H_HAVE_WINSOCK2_H@ || 1
_GL_FUNCDECL_SYS (ioctl, int,
(int fd, int request, ... /* {void *,char *} arg */));
# endif
_GL_CXXALIAS_SYS (ioctl, int,
(int fd, int request, ... /* {void *,char *} arg */));
# endif
_GL_CXXALIASWARN (ioctl);
#elif @SYS_IOCTL_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS@
# undef ioctl
# define ioctl ioctl_used_without_requesting_gnulib_module_ioctl
#elif defined GNULIB_POSIXCHECK
# undef ioctl
# if HAVE_RAW_DECL_IOCTL
_GL_WARN_ON_USE (ioctl, "ioctl does not portably work on sockets - "
"use gnulib module ioctl for portability");
# endif
#endif
#endif /* _@GUARD_PREFIX@_SYS_IOCTL_H */
#endif /* _@GUARD_PREFIX@_SYS_IOCTL_H */