1/* Definitions file for GNU Emacs running on RTU 3.0, ucb universe. 2 Copyright (C) 1986, 1999, 2001, 2002, 2003, 2004, 3 2005, 2006, 2007 Free Software Foundation, Inc. 4 5This file is part of GNU Emacs. 6 7GNU Emacs is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU Emacs is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU Emacs; see the file COPYING. If not, write to 19the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22 23/* 24 * Define symbols to identify the version of Unix this is. 25 * Define all the symbols that apply correctly. 26 */ 27 28#define BSD4_2 29#define BSD_SYSTEM 30#define RTU 31 32/* SYSTEM_TYPE should indicate the kind of system you are using. 33 It sets the Lisp variable system-type. */ 34 35#define SYSTEM_TYPE "rtu" 36 37/* NOMULTIPLEJOBS should be defined if your system's shell 38 does not have "job control" (the ability to stop a program, 39 run some other program, then continue the first one). */ 40 41#define NOMULTIPLEJOBS 42 43/* Emacs can read input using SIGIO and buffering characters itself, 44 or using CBREAK mode and making C-g cause SIGINT. 45 The choice is controlled by the variable interrupt_input. 46 Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO) 47 48 SIGIO can be used only on systems that implement it (4.2 and 4.3). 49 CBREAK mode has two disadvantages 50 1) At least in 4.2, it is impossible to handle the Meta key properly. 51 I hear that in system V this problem does not exist. 52 2) Control-G causes output to be discarded. 53 I do not know whether this can be fixed in system V. 54 55 Another method of doing input is planned but not implemented. 56 It would have Emacs fork off a separate process 57 to read the input and send it to the true Emacs process 58 through a pipe. 59*/ 60 61#undef INTERRUPT_INPUT 62 63/* Letter to use in finding device name of first pty, 64 if system supports pty's. 'a' means it is /dev/ptya0 */ 65 66#define FIRST_PTY_LETTER 'z' /* i.e. no PTY_LETTERs */ 67 68/* 69 * Define HAVE_PTYS if the system supports pty devices. 70 */ 71 72#define HAVE_PTYS 73 74/* Define this macro if system defines a type `union wait'. */ 75 76#define HAVE_UNION_WAIT 77 78/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */ 79 80#define HAVE_SOCKETS 81 82/* 83 * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate 84 * The 4.2 opendir, etc., library functions. 85 */ 86 87#define NONSYSTEM_DIR_LIBRARY 88 89/* Define this symbol if your system has the functions bcopy, etc. */ 90/* The system library bcopy() is broken in RTU. For one thing, it expects 91 the length to be less than 64k. */ 92#undef BSTRING 93 94/* subprocesses should be defined if you want to 95 have code for asynchronous subprocesses 96 (as used in M-x compile and M-x shell). 97 This is generally OS dependent, and not supported 98 under most USG systems. */ 99 100#define subprocesses 101 102/* If your system uses COFF (Common Object File Format) then define the 103 preprocessor symbol "COFF". */ 104 105#undef COFF 106 107/* define MAIL_USE_FLOCK if the mailer uses flock 108 to interlock access to /usr/spool/mail/$USER. 109 The alternative is that a lock file named 110 /usr/spool/mail/$USER.lock. */ 111 112#undef MAIL_USE_FLOCK 113 114/* Define CLASH_DETECTION if you want lock files to be written 115 so that Emacs can tell instantly when you try to modify 116 a file that someone else has modified in his Emacs. */ 117 118#undef CLASH_DETECTION 119 120/* The symbol in the kernel where the load average is found 121 is named _avenrun. */ 122 123#define LDAV_SYMBOL "_avenrun" 124 125/* Special hacks needed to make Emacs run on this system. */ 126 127/* The "fsync" call on RTU versions 3.0 and 3.1 is badly broken! 128 This hack below isn't the best solution, but without it this 129 program will cause the whole system to hang! !@#$#%$ Masscomp! */ 130 131#define fsync(x) 0 /* "Comment out" fsync calls */ 132 133/* RTU has IPC instead of Unix-domain sockets. */ 134 135#define HAVE_SYSVIPC 136 137/* This is how to get the device name of the tty end of a pty. */ 138#define PTY_TTY_NAME_SPRINTF \ 139 sprintf (pty_name, "/dev/ttyp%x", i); 140 141/* This is how to get the device name of the control end of a pty. */ 142#define PTY_NAME_SPRINTF \ 143 sprintf (pty_name, "/dev/pty%x", i); 144 145/* Process groups work in the traditional BSD manner. */ 146 147#define BSD_PGRPS 148 149/* arch-tag: 0908970b-1cc0-4d57-b866-61b9bd029a0d 150 (do not change this comment) */ 151