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-rw-r--r--libc/termios/kernel_termios.h157
-rw-r--r--libc/termios/tcgetattr.c72
-rw-r--r--libc/termios/tcsetattr.c116
-rw-r--r--libc/termios/termios.c23
4 files changed, 240 insertions, 128 deletions
diff --git a/libc/termios/kernel_termios.h b/libc/termios/kernel_termios.h
index af6fb2aca..87d5c07e4 100644
--- a/libc/termios/kernel_termios.h
+++ b/libc/termios/kernel_termios.h
@@ -1,30 +1,139 @@
+/* Copyright (C) 1997 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
#ifndef _KERNEL_TERMIOS_H
#define _KERNEL_TERMIOS_H 1
-#include <sys/types.h>
-
-/* Pull in whatever this particular arch's kernel thinks the kernel version of
- * struct termios should look like. It turns out that each arch has a different
- * opinion on the subject, and different kernel revs use different names... */
-#define termio __kernel_termios
-#define winsize __kernel_winsize
-#define cc_t __kernel_cc_t
-#define speed_t __kernel_speed_t
-#define tcflag_t __kernel_tcflag_t
-#undef NCCS
-#include <asm/termios.h>
-#define __KERNEL_NCCS NCCS
-#undef NCCS
-#undef termio
-#undef winsize
-#undef cc_t
-#undef speed_t
-#undef tcflag_t
-
-/* Now pull in libc's version of termios */
-#define termios libc_termios
+/* We need the definition of tcflag_t, cc_t, and speed_t. */
#include <termios.h>
-#undef termios
-#endif /* _KERNEL_TERMIOS_H */
+/* The following corresponds to the values from the Linux 2.1.20 kernel. */
+
+
+
+
+#if defined( __sparc__ )
+
+
+#define __KERNEL_NCCS 17
+struct __kernel_termios
+{
+ 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 */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[__KERNEL_NCCS]; /* control characters */
+};
+
+
+
+#elif defined(__powerpc__)
+
+
+
+#define __KERNEL_NCCS 19
+struct __kernel_termios
+ {
+ 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 */
+ cc_t c_cc[__KERNEL_NCCS]; /* control characters */
+ cc_t c_line; /* line discipline */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+ };
+
+#define _HAVE_C_ISPEED 1
+#define _HAVE_C_OSPEED 1
+
+/* We have the kernel termios structure, so we can presume this code knows
+ what it's doing... */
+#undef TCGETS
+#undef TCSETS
+#undef TCSETSW
+#undef TCSETSF
+#define TCGETS _IOR ('t', 19, struct __kernel_termios)
+#define TCSETS _IOW ('t', 20, struct __kernel_termios)
+#define TCSETSW _IOW ('t', 21, struct __kernel_termios)
+#define TCSETSF _IOW ('t', 22, struct __kernel_termios)
+
+
+
+#elif defined(__mips__)
+
+
+
+#define __KERNEL_NCCS 23
+struct __kernel_termios
+{
+ 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 */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[__KERNEL_NCCS]; /* control characters */
+};
+
+
+
+#elif defined(__alpha__)
+
+
+
+#define __KERNEL_NCCS 19
+struct __kernel_termios
+{
+ 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 */
+ cc_t c_cc[__KERNEL_NCCS]; /* control characters */
+ cc_t c_line; /* line discipline */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+};
+
+#define _HAVE_C_ISPEED 1
+#define _HAVE_C_OSPEED 1
+
+
+
+#else /* None of the above */
+
+
+
+#define __KERNEL_NCCS 19
+struct __kernel_termios
+{
+ 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 */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[__KERNEL_NCCS]; /* control characters */
+};
+
+#endif
+
+
+
+
+#endif /* kernel_termios.h */
diff --git a/libc/termios/tcgetattr.c b/libc/termios/tcgetattr.c
index b8728461a..8e011b95e 100644
--- a/libc/termios/tcgetattr.c
+++ b/libc/termios/tcgetattr.c
@@ -2,21 +2,24 @@
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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+#include <features.h>
+#define __USE_GNU
#include <string.h>
+#include <termios.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/types.h>
@@ -27,40 +30,47 @@
#include "kernel_termios.h"
/* Put the state of FD into *TERMIOS_P. */
-int tcgetattr ( int fd, struct libc_termios *termios_p)
+int tcgetattr (int fd, struct termios *termios_p)
{
- struct __kernel_termios k_termios;
- int retval;
+ struct __kernel_termios k_termios;
+ int retval;
- retval = ioctl (fd, TCGETS, &k_termios);
+ retval = ioctl (fd, TCGETS, &k_termios);
- termios_p->c_iflag = k_termios.c_iflag;
- termios_p->c_oflag = k_termios.c_oflag;
- termios_p->c_cflag = k_termios.c_cflag;
- termios_p->c_lflag = k_termios.c_lflag;
- termios_p->c_line = k_termios.c_line;
+ termios_p->c_iflag = k_termios.c_iflag;
+ termios_p->c_oflag = k_termios.c_oflag;
+ termios_p->c_cflag = k_termios.c_cflag;
+ termios_p->c_lflag = k_termios.c_lflag;
+ termios_p->c_line = k_termios.c_line;
#ifdef _HAVE_C_ISPEED
- termios_p->c_ispeed = k_termios.c_ispeed;
+ termios_p->c_ispeed = k_termios.c_ispeed;
#endif
#ifdef _HAVE_C_OSPEED
- termios_p->c_ospeed = k_termios.c_ospeed;
+ termios_p->c_ospeed = k_termios.c_ospeed;
#endif
- if (sizeof (cc_t) == 1 || _POSIX_VDISABLE == 0
- || (unsigned char) _POSIX_VDISABLE == (unsigned char) -1)
- memset ( (memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0],
- __KERNEL_NCCS * sizeof (cc_t)) + (__KERNEL_NCCS * sizeof (cc_t))) ,
- _POSIX_VDISABLE, (NCCS - __KERNEL_NCCS) * sizeof (cc_t));
- else
+
+
+ if (sizeof (cc_t) == 1 || _POSIX_VDISABLE == 0
+ || (unsigned char) _POSIX_VDISABLE == (unsigned char) -1)
{
- size_t cnt;
+ memset (mempcpy (&termios_p->c_cc[0], &k_termios.c_cc[0],
+ __KERNEL_NCCS * sizeof (cc_t)),
+ _POSIX_VDISABLE, (NCCS - __KERNEL_NCCS) * sizeof (cc_t));
+#if 0
+ memset ( (memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0],
+ __KERNEL_NCCS * sizeof (cc_t)) + (__KERNEL_NCCS * sizeof (cc_t))) ,
+ _POSIX_VDISABLE, (NCCS - __KERNEL_NCCS) * sizeof (cc_t));
+#endif
+ } else {
+ size_t cnt;
- memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0],
- __KERNEL_NCCS * sizeof (cc_t));
+ memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0],
+ __KERNEL_NCCS * sizeof (cc_t));
- for (cnt = __KERNEL_NCCS; cnt < NCCS; ++cnt)
- termios_p->c_cc[cnt] = _POSIX_VDISABLE;
+ for (cnt = __KERNEL_NCCS; cnt < NCCS; ++cnt)
+ termios_p->c_cc[cnt] = _POSIX_VDISABLE;
}
- return retval;
+ return retval;
}
diff --git a/libc/termios/tcsetattr.c b/libc/termios/tcsetattr.c
index 9f8c172bd..83bf61d99 100644
--- a/libc/termios/tcsetattr.c
+++ b/libc/termios/tcsetattr.c
@@ -2,22 +2,23 @@
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 Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
- Library General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
#include <errno.h>
#include <string.h>
+#include <termios.h>
#include <sys/ioctl.h>
#include <sys/types.h>
@@ -46,73 +47,70 @@
/* Set the state of FD to *TERMIOS_P. */
-int tcsetattr (fd, optional_actions, termios_p)
- int fd;
- int optional_actions;
- const struct libc_termios *termios_p;
+int tcsetattr (int fd, int optional_actions, const struct termios *termios_p)
{
- struct __kernel_termios k_termios;
- unsigned long int cmd;
- int retval;
+ struct __kernel_termios k_termios;
+ unsigned long int cmd;
+ int retval;
- switch (optional_actions)
+ switch (optional_actions)
{
- case TCSANOW:
- cmd = TCSETS;
- break;
- case TCSADRAIN:
- cmd = TCSETSW;
- break;
- case TCSAFLUSH:
- cmd = TCSETSF;
- break;
- default:
- __set_errno(EINVAL);
- return -1;
+ case TCSANOW:
+ cmd = TCSETS;
+ break;
+ case TCSADRAIN:
+ cmd = TCSETSW;
+ break;
+ case TCSAFLUSH:
+ cmd = TCSETSF;
+ break;
+ default:
+ __set_errno (EINVAL);
+ return -1;
}
- k_termios.c_iflag = termios_p->c_iflag & ~IBAUD0;
- k_termios.c_oflag = termios_p->c_oflag;
- k_termios.c_cflag = termios_p->c_cflag;
- k_termios.c_lflag = termios_p->c_lflag;
- k_termios.c_line = termios_p->c_line;
+ k_termios.c_iflag = termios_p->c_iflag & ~IBAUD0;
+ k_termios.c_oflag = termios_p->c_oflag;
+ k_termios.c_cflag = termios_p->c_cflag;
+ k_termios.c_lflag = termios_p->c_lflag;
+ k_termios.c_line = termios_p->c_line;
#ifdef _HAVE_C_ISPEED
- k_termios.c_ispeed = termios_p->c_ispeed;
+ k_termios.c_ispeed = termios_p->c_ispeed;
#endif
#ifdef _HAVE_C_OSPEED
- k_termios.c_ospeed = termios_p->c_ospeed;
+ k_termios.c_ospeed = termios_p->c_ospeed;
#endif
- memcpy (&k_termios.c_cc[0], &termios_p->c_cc[0],
- __KERNEL_NCCS * sizeof (cc_t));
+ memcpy (&k_termios.c_cc[0], &termios_p->c_cc[0],
+ __KERNEL_NCCS * sizeof (cc_t));
- retval = ioctl (fd, cmd, &k_termios);
+ retval = ioctl (fd, cmd, &k_termios);
- if (retval == 0 && cmd == TCSETS)
+ if (retval == 0 && cmd == TCSETS)
{
- /* The Linux kernel has a bug which silently ignore the invalid
- c_cflag on pty. We have to check it here. */
- int save = errno;
- retval = ioctl (fd, TCGETS, &k_termios);
- if (retval)
+ /* The Linux kernel has a bug which silently ignore the invalid
+ c_cflag on pty. We have to check it here. */
+ int save = errno;
+ retval = ioctl (fd, TCGETS, &k_termios);
+ if (retval)
{
- /* We cannot verify if the setting is ok. We don't return
- an error (?). */
- __set_errno(save);
- retval = 0;
+ /* We cannot verify if the setting is ok. We don't return
+ an error (?). */
+ __set_errno (save);
+ retval = 0;
}
- else if ((termios_p->c_cflag & (PARENB | CREAD))
- != (k_termios.c_cflag & (PARENB | CREAD))
- || ((termios_p->c_cflag & CSIZE)
- && ((termios_p->c_cflag & CSIZE)
- != (k_termios.c_cflag & CSIZE))))
+ else if ((termios_p->c_cflag & (PARENB | CREAD))
+ != (k_termios.c_cflag & (PARENB | CREAD))
+ || ((termios_p->c_cflag & CSIZE)
+ && ((termios_p->c_cflag & CSIZE)
+ != (k_termios.c_cflag & CSIZE))))
{
- /* It looks like the Linux kernel silently changed the
- PARENB/CREAD/CSIZE bits in c_cflag. Report it as an
- error. */
- __set_errno(EINVAL);
- retval = -1;
+ /* It looks like the Linux kernel silently changed the
+ PARENB/CREAD/CSIZE bits in c_cflag. Report it as an
+ error. */
+ __set_errno (EINVAL);
+ retval = -1;
}
}
- return retval;
+ return retval;
}
diff --git a/libc/termios/termios.c b/libc/termios/termios.c
index a5b3b2776..24448c0e4 100644
--- a/libc/termios/termios.c
+++ b/libc/termios/termios.c
@@ -28,20 +28,15 @@
#include <sys/ioctl.h>
#include <sys/types.h>
#include <unistd.h>
-#include "kernel_termios.h"
+#include <termios.h>
#ifdef L_isatty
/* Return 1 if FD is a terminal, 0 if not. */
int isatty(int fd)
{
- struct __kernel_termios k_term;
-
- /*
- * When ioctl returns -1 we want to return 0 and
- * when ioctl returns 0 we want to return 1.
- */
- return (ioctl(fd, TCGETS, &k_term)==0)? 1 : 0;
+ struct termios term;
+ return (tcgetattr (fd, &term) == 0);
}
#endif
@@ -124,7 +119,7 @@ pid_t tcgetpgrp ( int fd)
#ifdef L_cfgetospeed
/* Return the output baud rate stored in *TERMIOS_P. */
-speed_t cfgetospeed ( const struct libc_termios *termios_p)
+speed_t cfgetospeed ( const struct termios *termios_p)
{
return termios_p->c_cflag & (CBAUD | CBAUDEX);
}
@@ -136,7 +131,7 @@ speed_t cfgetospeed ( const struct libc_termios *termios_p)
* Although for Linux there is no difference between input and output
* speed, the numerical 0 is a special case for the input baud rate. It
* should set the input baud rate to the output baud rate. */
-speed_t cfgetispeed (const struct libc_termios *termios_p)
+speed_t cfgetispeed (const struct termios *termios_p)
{
return ((termios_p->c_iflag & IBAUD0)
? 0 : termios_p->c_cflag & (CBAUD | CBAUDEX));
@@ -145,7 +140,7 @@ speed_t cfgetispeed (const struct libc_termios *termios_p)
#ifdef L_cfsetospeed
/* Set the output baud rate stored in *TERMIOS_P to SPEED. */
-int cfsetospeed (struct libc_termios *termios_p, speed_t speed)
+int cfsetospeed (struct termios *termios_p, speed_t speed)
{
if ((speed & ~CBAUD) != 0
&& (speed < B57600 || speed > B460800))
@@ -166,7 +161,7 @@ int cfsetospeed (struct libc_termios *termios_p, speed_t speed)
* Although for Linux there is no difference between input and output
* speed, the numerical 0 is a special case for the input baud rate. It
* should set the input baud rate to the output baud rate. */
-int cfsetispeed ( struct libc_termios *termios_p, speed_t speed)
+int cfsetispeed ( struct termios *termios_p, speed_t speed)
{
if ((speed & ~CBAUD) != 0
&& (speed < B57600 || speed > B460800))
@@ -273,7 +268,7 @@ static const struct speed_struct speeds[] =
/* Set both the input and output baud rates stored in *TERMIOS_P to SPEED. */
-int cfsetspeed (struct libc_termios *termios_p, speed_t speed)
+int cfsetspeed (struct termios *termios_p, speed_t speed)
{
size_t cnt;
@@ -305,7 +300,7 @@ int cfsetspeed (struct libc_termios *termios_p, speed_t speed)
/* Set *T to indicate raw mode. */
void
-cfmakeraw (struct libc_termios *t)
+cfmakeraw (struct termios *t)
{
t->c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
t->c_oflag &= ~OPOST;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 08:32:30 +0000