mirror of git://sourceware.org/git/glibc.git
linux/termios: factor out the kernel interface from termios_internal.h
Factor out the internal kernel interface from termios_internal.h, so that it can be used in test code without causing breakage due to glibc internals used in headers. [ v3: fix Alpha build breakage ] Signed-off-by: H. Peter Anvin (Intel) <hpa@zytor.com> Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
This commit is contained in:
H. Peter Anvin
H.J. Lu
parent
8d999a6993
commit
6463953fec
|
|
@ -17,8 +17,8 @@
|
|||
License along with the GNU C Library; if not, see
|
||||
<https://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef TERMIOS_INTERNALS_H
|
||||
# error "<termios_arch.h> should only be included from <termios_internals.h>"
|
||||
#ifndef K_TERMIOS_H
|
||||
# error "<termios_arch.h> should only be included from <k_termios.h>"
|
||||
#endif
|
||||
|
||||
#define _TERMIOS2_NCCS 19
|
||||
|
|
|
|||
|
|
@ -0,0 +1,70 @@
|
|||
/* termios kernel interface for Linux
|
||||
|
||||
Copyright (C) 1991-2025 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library 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
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, see
|
||||
<https://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef K_TERMIOS_H
|
||||
#define K_TERMIOS_H
|
||||
|
||||
#include <stddef.h>
|
||||
#include <unistd.h>
|
||||
#include <termios.h>
|
||||
#include <kernel-features.h>
|
||||
#include <termios_arch.h>
|
||||
|
||||
/* The the termios2 structure used in the kernel interfaces is not the
|
||||
same as the termios structure we use in the libc. Therefore we
|
||||
must translate it here. */
|
||||
|
||||
struct termios2
|
||||
{
|
||||
tcflag_t c_iflag; /* input mode flags */
|
||||
tcflag_t c_oflag; /* output mode flags */
|
||||
tcflag_t c_cflag; /* control mode flags */
|
||||
tcflag_t c_lflag; /* local mode flags */
|
||||
#if _HAVE_TERMIOS2_C_CC_BEFORE_C_LINE
|
||||
cc_t c_cc[_TERMIOS2_NCCS]; /* control characters */
|
||||
cc_t c_line; /* line discipline */
|
||||
#else
|
||||
cc_t c_line; /* line discipline */
|
||||
cc_t c_cc[_TERMIOS2_NCCS]; /* control characters */
|
||||
#endif
|
||||
speed_t c_ispeed; /* input speed */
|
||||
speed_t c_ospeed; /* output speed */
|
||||
};
|
||||
|
||||
/* Alpha got termios2 late, but TCGETS has exactly the same structure
|
||||
format and function as TCGETS2. On all other platforms, the termios2
|
||||
interface exists as far back as this version of glibc supports.
|
||||
|
||||
For TCSETS* it is more complicated; this is handled in tcsetattr.c.
|
||||
|
||||
Some other architectures only have the equivalent of the termios2
|
||||
interface, in which case the old ioctl names are the only ones
|
||||
presented, but are equivalent to the new ones. */
|
||||
#ifndef TCGETS2
|
||||
# define TCGETS2 TCGETS
|
||||
# define TCSETS2 TCSETS
|
||||
# define TCSETSW2 TCSETSW
|
||||
# define TCSETSF2 TCSETSF
|
||||
#elif !__ASSUME_TERMIOS2
|
||||
/* Hack for Alpha */
|
||||
# undef TCGETS2
|
||||
# define TCGETS2 TCGETS
|
||||
#endif
|
||||
|
||||
#endif /* KTERMIOS_H */
|
||||
|
|
@ -30,50 +30,7 @@
|
|||
#include <sysdep.h>
|
||||
#include <shlib-compat.h>
|
||||
|
||||
#include <termios_arch.h>
|
||||
|
||||
/* ---- Kernel interface definitions ---- */
|
||||
|
||||
/* The the termios2 structure used in the kernel interfaces is not the
|
||||
same as the termios structure we use in the libc. Therefore we
|
||||
must translate it here. */
|
||||
|
||||
struct termios2
|
||||
{
|
||||
tcflag_t c_iflag; /* input mode flags */
|
||||
tcflag_t c_oflag; /* output mode flags */
|
||||
tcflag_t c_cflag; /* control mode flags */
|
||||
tcflag_t c_lflag; /* local mode flags */
|
||||
#if _HAVE_TERMIOS2_C_CC_BEFORE_C_LINE
|
||||
cc_t c_cc[_TERMIOS2_NCCS]; /* control characters */
|
||||
cc_t c_line; /* line discipline */
|
||||
#else
|
||||
cc_t c_line; /* line discipline */
|
||||
cc_t c_cc[_TERMIOS2_NCCS]; /* control characters */
|
||||
#endif
|
||||
speed_t c_ispeed; /* input speed */
|
||||
speed_t c_ospeed; /* output speed */
|
||||
};
|
||||
|
||||
/* Alpha got termios2 late, but TCGETS has exactly the same structure
|
||||
format and function as TCGETS2. On all other platforms, the termios2
|
||||
interface exists as far back as this version of glibc supports.
|
||||
|
||||
For TCSETS* it is more complicated; this is handled in tcsetattr.c.
|
||||
|
||||
Some other architectures only have the equivalent of the termios2
|
||||
interface, in which case the old ioctl names are the only ones
|
||||
presented, but are equivalent to the new ones. */
|
||||
#ifndef TCGETS2
|
||||
# define TCGETS2 TCGETS
|
||||
# define TCSETS2 TCSETS
|
||||
# define TCSETSW2 TCSETSW
|
||||
# define TCSETSF2 TCSETSF
|
||||
#elif !__ASSUME_TERMIOS2
|
||||
/* Hack for Alpha */
|
||||
# undef TCGETS2
|
||||
# define TCGETS2 TCGETS
|
||||
#endif
|
||||
#include <k_termios.h>
|
||||
|
||||
/* ---- Application interface definitions ---- */
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue