diff options
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/poll.c | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sys/ttydefaults.h | 104 |
2 files changed, 107 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/poll.c b/sysdeps/unix/sysv/linux/poll.c index 875c3b48f8..b92139aab4 100644 --- a/sysdeps/unix/sysv/linux/poll.c +++ b/sysdeps/unix/sysv/linux/poll.c @@ -41,10 +41,13 @@ poll (fds, nfds, timeout) { if (syscall) { + int errno_saved = errno; int retval = __syscall_poll (fds, nfds, timeout); if (retval >= 0 || errno != ENOSYS) return retval; + + __set_errno (errno_saved); } must_emulate = 1; diff --git a/sysdeps/unix/sysv/linux/sys/ttydefaults.h b/sysdeps/unix/sysv/linux/sys/ttydefaults.h new file mode 100644 index 0000000000..28512ebebb --- /dev/null +++ b/sysdeps/unix/sysv/linux/sys/ttydefaults.h @@ -0,0 +1,104 @@ +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)ttydefaults.h 8.4 (Berkeley) 1/21/94 + */ + +/* + * System wide defaults for terminal state. Linux version. + */ +#ifndef _SYS_TTYDEFAULTS_H_ +#define _SYS_TTYDEFAULTS_H_ + +/* + * Defaults on "first" open. + */ +#define TTYDEF_IFLAG (BRKINT | ISTRIP | ICRNL | IMAXBEL | IXON | IXANY) +#define TTYDEF_OFLAG (OPOST | ONLCR | XTABS) +#define TTYDEF_LFLAG (ECHO | ICANON | ISIG | IEXTEN | ECHOE|ECHOKE|ECHOCTL) +#define TTYDEF_CFLAG (CREAD | CS7 | PARENB | HUPCL) +#define TTYDEF_SPEED (B9600) + +/* + * Control Character Defaults + */ +#define CTRL(x) (x&037) +#define CEOF CTRL('d') +#ifdef _POSIX_VDISABLE +# define CEOL _POSIX_VDISABLE +#else +# define CEOL ((unsigned char)'\377') /* XXX avoid _POSIX_VDISABLE */ +#endif +#define CERASE 0177 +#define CINTR CTRL('c') +#ifdef _POSIX_VDISABLE +# define CSTATUS _POSIX_VDISABLE +#else +# define CSTATUS ((unsigned char)'\377') /* XXX avoid _POSIX_VDISABLE */ +#endif +#define CKILL CTRL('u') +#define CMIN 1 +#define CQUIT 034 /* FS, ^\ */ +#define CSUSP CTRL('z') +#define CTIME 0 +#define CDSUSP CTRL('y') +#define CSTART CTRL('q') +#define CSTOP CTRL('s') +#define CLNEXT CTRL('v') +#define CDISCARD CTRL('o') +#define CWERASE CTRL('w') +#define CREPRINT CTRL('r') +#define CEOT CEOF +/* compat */ +#define CBRK CEOL +#define CRPRNT CREPRINT +#define CFLUSH CDISCARD + +/* PROTECTED INCLUSION ENDS HERE */ +#endif /* !_SYS_TTYDEFAULTS_H_ */ + +/* + * #define TTYDEFCHARS to include an array of default control characters. + */ +#ifdef TTYDEFCHARS +cc_t ttydefchars[NCCS] = { + CEOF, CEOL, CEOL, CERASE, CWERASE, CKILL, CREPRINT, + _POSIX_VDISABLE, CINTR, CQUIT, CSUSP, CDSUSP, CSTART, CSTOP, CLNEXT, + CDISCARD, CMIN, CTIME, CSTATUS, _POSIX_VDISABLE +}; +#undef TTYDEFCHARS +#endif |