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author | Richard M. Stallman <rms@gnu.org> | 1994-09-21 09:35:35 +0000 |
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committer | Richard M. Stallman <rms@gnu.org> | 1994-09-21 09:35:35 +0000 |
commit | c83da4d3e8d94d73ff0c1f7e86a27cd7f98add1e (patch) | |
tree | 4e6ab792d8662c592806462c91130b87621bf0cb /src/s | |
parent | 0f977ba034f8f277964351ee07dc35da6e5c7601 (diff) | |
download | emacs-c83da4d3e8d94d73ff0c1f7e86a27cd7f98add1e.tar.gz |
Initial revision
Diffstat (limited to 'src/s')
-rw-r--r-- | src/s/ptx.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/s/ptx.h b/src/s/ptx.h new file mode 100644 index 00000000000..5d5736d9e98 --- /dev/null +++ b/src/s/ptx.h @@ -0,0 +1,171 @@ +/* Definitions file for GNU Emacs running on Sequent DYNIX/ptx 1.x/2.x + Copyright (C) 1987, 1990 Free Software Foundation, Inc. + +This file is part of GNU Emacs. + +GNU Emacs 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. + +GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to +the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ + +/* This file was written by Bill Burton <billb@progress.com>. Parts were + adapted from m-ptx1-2.h and process.c as distributed with the Emacs 18.57 + on the Sequent Public software tape. Other parts were adapted from + usg5-4.h. */ + +/* Use the SysVr3 file for base configuration even though much is changed. */ +#include "usg5-3.h" + +/* Undo these defines because they are incorrect or need to be changed. */ +#undef LIB_X11_LIB +#undef LIBX10_SYSTEM +#undef LIBX11_SYSTEM +#undef USG_SHARED_LIBRARIES + +/* <sys/stat.h> *defines* stat as a static function. If "static" + is blank, then many files will have a public definition for stat. */ +#undef static + +/* PTX supports job control. */ +#undef NOMULTIPLEJOBS + +/* PTX has System V streams. */ +#define SYSV_STREAMS + +/* Leave out -lPW since it conflicts with term.o and because we're not sure + if the alloca found there by autoconf should be trusted on PTX. */ +#define LIB_STANDARD -lc + +/* Local define. If TCP/IP is not installed, comment this out. */ +#define TCPIP_INSTALLED + +#ifdef TCPIP_INSTALLED +#define HAVE_SOCKETS +#define HAVE_SELECT +#else +#undef subprocesses +#endif + +#ifdef HAVE_X_WINDOWS + +#define LIBX11_SYSTEM -lsocket -linet -lnsl +/* This is also defined so that lib-src/profile can link. */ +#define LIBS_SYSTEM -lseq + +#else /* ! HAVE_X_WINDOWS */ + +#ifdef HAVE_SOCKETS +#define LIBS_SYSTEM -lsocket -linet -lnsl -lseq +#else +#define LIBS_SYSTEM -lseq +#endif + +#endif /* ! HAVE_X_WINDOWS */ + +/* No <sioctl.h> */ +#define NO_SIOCTL_H + +/* PTX has timeval */ +#define HAVE_TIMEVAL + +/* If we have X windows, configure should find gettimeofday in -lX11. + Since we emulate gettimeofday below, we really have it anyway. */ +#ifndef HAVE_GETTIMEOFDAY +#define HAVE_GETTIMEOFDAY +#endif + +#ifdef emacs +#include <sys/stropts.h> /* Support for pty's */ +#include <sys/conf.h> + +/*#undef SIGIO*/ /* SIGIO is already undef'd elsewhere. PTX + has SIGIO, but it's just an alias for + SIGPOLL. */ + +/* Emulate gettimeofday() except for the time zone information which Emacs + doesn't use anyway. Get_process_stats() is in -lseq. */ +#include <sys/procstats.h> +#define gettimeofday(tp, tzp) get_process_stats (tp, PS_SELF, 0, 0) + +/* Define timezone since it's not in sys/time.h. Unfortunately, this causes + trouble when building with X since this struct is defined in + <X11/Xos.h>. */ +struct timezone +{ + int tz_minuteswest; + int tz_dsttime; +}; + +/* Unfortunately, this define is not checked in all files including + <X11/Xos.h> so we can't use it. */ +/* #define XOS_NEEDS_TIME_H */ + +/* In ptx/WINDOWS, this prevents problems with the timezone struct being + redefined in <X11/Xos.h>. It seems the necessary include files are + included via systime.h so leaving them out here is not a problem. This + may not work in X11R5 or X11R6. */ +#define __TIMEVAL__ + +#endif /* emacs */ + +/* PTX doesn't have FIONREAD at all. */ +#undef INTERRUPT_INPUT +#define BROKEN_FIONREAD + +/* We can support this */ +#define CLASH_DETECTION + +/* PTX has termios */ +#define HAVE_TERMIOS +#undef HAVE_TERMIO +#undef BROKEN_TIOCGWINSZ +#undef BROKEN_TIOCGETC + +/* It is possible to receive SIGCHLD when there are no children + waiting, because a previous waitsys cleaned up the carcass of child + without clearing the SIGCHLD pending info. So, use a non-blocking + wait3 instead, which maps to waitpid in SysVr4. */ +/* Not sure if this is used but PTX does support waitpid. */ +/*#define HAVE_WAIT_HEADER*/ +/*#define WAITTYPE int*/ +#define wait3(status, options, rusage) \ + waitpid ((pid_t) -1, (status), (options)) +/*#define WRETCODE(w) (w >> 8)*/ + +/* PTX has pty's but not like System V */ +#define HAVE_PTYS +#undef SYSV_PTYS + +/* Provide pty support which is defined into process.c:allocate_pty. + Basic ideas for handling getpseudotty were lifted from process.c in + Emacs 18.57 included on the Sequent Public Software tape. However, this + implementation bears almost no resemblance to the original and does not + require that process.c be patched. */ +#define PTY_ITERATION \ + char *mastername, *slavename; \ + while (1) + +#define PTY_OPEN \ + if (failed_count++ >= 5) break; \ + if ((fd = getpseudotty (&slavename, &mastername)) < 0) { \ + error("Out of ptys."); \ + continue; \ + } \ + strcpy (pty_name, slavename); + +/* Define these to prevent the default logic in process.c:allocate_pty + from being used. */ +#define PTY_NAME_SPRINTF +#define PTY_TTY_NAME_SPRINTF + +/* PTX doesn't seem to have memmove. */ +#define MEMMOVE_MISSING |