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- /* Copyright (c) 1993
- * Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
- * Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
- * Copyright (c) 1987 Oliver Laumann
- *
- * 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 2, 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 (see the file COPYING); if not, write to the
- * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- ****************************************************************
- * $Id: os.h,v 1.4 1993/08/05 14:23:53 mlschroe Exp $ FAU
- */
-
- #include <stdio.h>
- #include <errno.h>
- #include <sys/param.h>
-
- #if defined(BSDI) || defined(__386BSD__) || defined(_CX_UX)
- # include <signal.h>
- #endif /* BSDI || __386BSD__ || _CX_UX */
-
- #ifdef ISC
- # ifdef ENAMETOOLONG
- # undef ENAMETOOLONG
- # endif
- # ifdef ENOTEMPTY
- # undef ENOTEMPTY
- # endif
- # include <net/errno.h>
- #endif
-
- #ifdef hpux
- # ifndef GETUTENT
- # define GETUTENT 1
- # endif
- #endif
-
- #ifndef linux /* all done in <errno.h> */
- extern int errno;
- extern int sys_nerr;
- extern char *sys_errlist[];
- #endif /* linux */
-
- #ifdef sun
- # define getpgrp __getpgrp
- # define exit __exit
- #endif
-
- #ifdef POSIX
- # include <unistd.h>
- # if defined(__STDC__)
- # include <stdlib.h>
- # endif /* __STDC__ */
- #endif /* POSIX */
-
- #ifdef sun
- # undef getpgrp
- # undef exit
- #endif /* sun */
-
- #ifdef POSIX
- # include <termios.h>
- # ifdef hpux
- # include <bsdtty.h>
- # endif /* hpux */
- # ifdef NCCS
- # define MAXCC NCCS
- # else
- # define MAXCC 256
- # endif
- #else /* POSIX */
- # ifdef TERMIO
- # include <termio.h>
- # ifdef NCC
- # define MAXCC NCC
- # else
- # define MAXCC 256
- # endif
- # else /* TERMIO */
- # include <sgtty.h>
- # endif /* TERMIO */
- #endif /* POSIX */
-
- #ifndef SYSV
- # ifdef NEWSOS
- # define strlen ___strlen___
- # include <strings.h>
- # undef strlen
- # else /* NEWSOS */
- # include <strings.h>
- # endif /* NEWSOS */
- #else /* BSD */
- # if defined(SVR4) || defined(NEWSOS)
- # define strlen ___strlen___
- # include <string.h>
- # undef strlen
- # ifndef NEWSOS
- extern size_t strlen(const char *);
- # endif /* NEWSOS */
- # else /* SVR4 */
- # include <string.h>
- # endif /* SVR4 */
- #endif /* BSD */
-
- #ifdef USEVARARGS
- # if defined(__STDC__)
- # include <stdarg.h>
- # else
- # include <varargs.h>
- # endif
- #endif
-
- #if !defined(sun) && !defined(B43) && !defined(ISC) && !defined(pyr) && !defined(_CX_UX)
- # include <time.h>
- #endif
- #include <sys/time.h>
-
- #if (defined(TIOCGWINSZ) || defined(TIOCSWINSZ)) && defined(M_UNIX)
- # include <sys/stream.h>
- # include <sys/ptem.h>
- #endif
-
- #ifdef UTMPOK
- # ifdef SVR4
- # include <utmpx.h>
- # define UTMPFILE UTMPX_FILE
- # define utmp utmpx
- # define getutent getutxent
- # define getutid getutxid
- # define getutline getutxline
- # define pututline pututxline
- # define setutent setutxent
- # define endutent endutxent
- # define ut_time ut_xtime
- # else /* SVR4 */
- # include <utmp.h>
- # endif /* SVR4 */
- # if defined(apollo) || defined(linux)
- /*
- * We don't have GETUTENT, so we dig into utmp ourselves.
- * But we save the permanent filedescriptor and
- * open utmp just when we need to.
- * This code supports an unsorted utmp. jw.
- */
- # define UTNOKEEP
- # endif /* apollo || linux */
- #endif
-
- #ifndef UTMPFILE
- # ifdef UTMP_FILE
- # define UTMPFILE UTMP_FILE
- # else
- # ifdef _PATH_UTMP
- # define UTMPFILE _PATH_UTMP
- # else
- # define UTMPFILE "/etc/utmp"
- # endif /* _PATH_UTMP */
- # endif
- #endif
-
- #ifndef UTMPOK
- # ifdef USRLIMIT
- # undef USRLIMIT
- # endif
- #endif
-
- #ifdef LOGOUTOK
- # ifndef LOGINDEFAULT
- # define LOGINDEFAULT 0
- # endif
- #else
- # undef LOGINDEFAULT
- # define LOGINDEFAULT 1
- #endif
-
- #ifndef F_OK
- #define F_OK 0
- #endif
- #ifndef X_OK
- #define X_OK 1
- #endif
- #ifndef W_OK
- #define W_OK 2
- #endif
- #ifndef R_OK
- #define R_OK 4
- #endif
-
- #ifndef S_IFIFO
- #define S_IFIFO 0010000
- #endif
- #ifndef S_IREAD
- #define S_IREAD 0000400
- #endif
- #ifndef S_IWRITE
- #define S_IWRITE 0000200
- #endif
- #ifndef S_IEXEC
- #define S_IEXEC 0000100
- #endif
-
- #if defined(S_IFIFO) && defined(S_IFMT) && !defined(S_ISFIFO)
- #define S_ISFIFO(mode) ((mode & S_IFMT) == S_IFIFO)
- #endif
- #if defined(S_IFSOCK) && defined(S_IFMT) && !defined(S_ISSOCK)
- #define S_ISSOCK(mode) ((mode & S_IFMT) == S_IFSOCK)
- #endif
-
- #ifndef TERMCAP_BUFSIZE
- # define TERMCAP_BUFSIZE 1024
- #endif
-
- #ifndef MAXPATHLEN
- # define MAXPATHLEN 1024
- #endif
-
- #ifndef SIG_T_DEFINED
- # ifdef SIGVOID
- # if defined(ultrix)
- # define sig_t void
- # else /* nice compilers: */
- typedef void sig_t;
- # endif
- # else
- typedef int sig_t; /* (* sig_t) */
- # endif
- #else
- # if defined (__alpha)
- # define sig_t void /* From: Dietrich Wiegandt <dietrich@afsw01.cern.ch> */
- # endif
- #endif /* SIG_T_DEFINED */
-
- #if defined(SVR4) || (defined(SYSV) && defined(ISC)) || defined(_AIX) || defined(linux) || defined(ultrix) || defined(__386BSD__) || defined(BSDI)
- # define SIGPROTOARG (int)
- # define SIGDEFARG int sigsig
- # define SIGARG 0
- #else
- # define SIGPROTOARG (void)
- # define SIGDEFARG
- # define SIGARG
- #endif
-
- #ifndef SIGCHLD
- #define SIGCHLD SIGCLD
- #endif
-
- #ifdef USESIGSET
- # define signal sigset
- #endif /* USESIGSET */
-
- #ifndef PID_T_DEFINED
- typedef int pid_t;
- #endif
-
- #ifndef UID_T_DEFINED
- typedef int gid_t;
- typedef int uid_t;
- #endif
-
- #ifdef GETUTENT
- typedef char *slot_t;
- #else
- typedef int slot_t;
- #endif
-
- #ifdef SYSV
- # define index strchr
- # define rindex strrchr
- # define bzero(poi,len) memset(poi,0,len)
- # define bcmp memcmp
- # define killpg(pgrp,sig) kill( -(pgrp), sig)
- #endif /* SYSV */
-
- #ifndef USEBCOPY
- # ifdef USEMEMCPY
- # define bcopy(s,d,len) memcpy(d,s,len)
- # else
- # ifdef USEMEMMOVE
- # define bcopy(s,d,len) memmove(d,s,len)
- # else
- # define NEED_OWN_BCOPY
- # endif
- # endif
- #endif
-
- #if defined(_POSIX_SOURCE) && defined(ISC)
- # ifndef O_NDELAY
- # define O_NDELAY O_NONBLOCK
- # endif
- #endif
-
- #ifdef hpux
- # define setreuid(ruid, euid) setresuid(ruid, euid, -1)
- # define setregid(rgid, egid) setresgid(rgid, egid, -1)
- #endif
-
- #if (!defined(sysV68) && !defined(M_XENIX)) || defined(NeXT)
- # include <sys/wait.h>
- #endif
-
- #ifndef WTERMSIG
- # ifndef BSDWAIT /* if wait is NOT a union: */
- # define WTERMSIG(status) (status & 0177)
- # else
- # define WTERMSIG(status) status.w_T.w_Termsig
- # endif
- #endif
-
- #ifndef WSTOPSIG
- # ifndef BSDWAIT /* if wait is NOT a union: */
- # define WSTOPSIG(status) ((status >> 8) & 0377)
- # else
- # define WSTOPSIG(status) status.w_S.w_Stopsig
- # endif
- #endif
-
- /* NET-2 uses WCOREDUMP */
- #if defined(WCOREDUMP) && !defined(WIFCORESIG)
- # define WIFCORESIG(status) WCOREDUMP(status)
- #endif
-
- #ifndef WIFCORESIG
- # ifndef BSDWAIT /* if wait is NOT a union: */
- # define WIFCORESIG(status) (status & 0200)
- # else
- # define WIFCORESIG(status) status.w_T.w_Coredump
- # endif
- #endif
-
- #ifndef WEXITSTATUS
- # ifndef BSDWAIT /* if wait is NOT a union: */
- # define WEXITSTATUS(status) ((status >> 8) & 0377)
- # else
- # define WEXITSTATUS(status) status.w_T.w_Retcode
- # endif
- #endif
-
- #if defined(M_XENIX) || defined(M_UNIX) || defined(_SEQUENT_)
- #include <sys/select.h> /* for timeval + FD... */
- #endif
-
-
- /*
- * SunOS 3.5 - Tom Schmidt - Micron Semiconductor, Inc - 27-Jul-93
- * tschmidt@vax.micron.com
- */
- #ifndef FD_SET
- # ifdef SUNOS3
- typedef struct fd_set
- {
- int fds_bits[1];
- } fd_set;
- # endif
- # define FD_ZERO(fd) ((fd)->fds_bits[0] = 0)
- # define FD_SET(b, fd) ((fd)->fds_bits[0] |= 1 << (b))
- # define FD_ISSET(b, fd) ((fd)->fds_bits[0] & 1 << (b))
- # define FD_SETSIZE 32
- #endif
-
-
- #if defined(sgi)
- /* on IRIX, regardless of the stream head's read mode (RNORM/RMSGN/RMSGD)
- * TIOCPKT mode causes data loss if our buffer is too small (IOSIZE)
- * to hold the whole packet at first read().
- * (Marc Boucher)
- */
- # undef TIOCPKT
- #endif
-
- #if !defined(VDISABLE)
- # ifdef _POSIX_VDISABLE
- # define VDISABLE _POSIX_VDISABLE
- # else
- # define VDISABLE 0377
- # endif /* _POSIX_VDISABLE */
- #endif /* !VDISABLE */
-
- #if !defined(FNDELAY) && defined(O_NDELAY)
- # define FNDELAY O_NDELAY
- #endif
-
- /*typedef long off_t; */ /* Someone might need this */
-
-
- /*
- * 4 <= IOSIZE <=1000
- * you may try to vary this value. Use low values if your (VMS) system
- * tends to choke when pasting. Use high values if you want to test
- * how many characters your pty's can buffer.
- */
- #define IOSIZE 4096
-
- /* used in screen.c and attacher.c */
- #if !defined(NSIG) /* kbeal needs these w/o SYSV */
- # define NSIG 32
- #endif /* !NSIG */
-
-