1/* Definitions file for GNU Emacs running on AT&T's System V Release 2.2 2 Copyright (C) 1985, 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 USG /* System III, System V, etc */ 29 30#define USG5 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 "usg-unix-v" 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/* Default is to set interrupt_input to 0: don't do input buffering within Emacs */ 44 45/* #define INTERRUPT_INPUT */ 46 47/* Letter to use in finding device name of first pty, 48 if system supports pty's. 'p' means it is /dev/ptyp0 */ 49 50#define FIRST_PTY_LETTER 'p' 51 52/* 53 * Define HAVE_TERMIO if the system provides sysV-style ioctls 54 * for terminal control. 55 */ 56 57#define HAVE_TERMIO 58 59/* 60 * Define HAVE_PTYS if the system supports pty devices. 61 */ 62 63/* #define HAVE_PTYS */ 64 65/* Define HAVE_SOCKETS if system supports 4.2-compatible sockets. */ 66 67/* #define HAVE_SOCKETS */ 68 69/* 70 * Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate 71 * The 4.2 opendir, etc., library functions. 72 */ 73 74#define NONSYSTEM_DIR_LIBRARY 75 76/* Define this symbol if your system has the functions bcopy, etc. */ 77 78/* #define BSTRING */ 79 80/* subprocesses should be defined if you want to 81 have code for asynchronous subprocesses 82 (as used in M-x compile and M-x shell). 83 This is supposed to work now on system V release 2. */ 84 85#define subprocesses 86 87/* If your system uses COFF (Common Object File Format) then define the 88 preprocessor symbol "COFF". */ 89 90#define COFF 91 92/* define MAIL_USE_FLOCK if the mailer uses flock 93 to interlock access to /usr/spool/mail/$USER. 94 The alternative is that a lock file named 95 /usr/spool/mail/$USER.lock. */ 96 97/* #define MAIL_USE_FLOCK */ 98 99/* Define CLASH_DETECTION if you want lock files to be written 100 so that Emacs can tell instantly when you try to modify 101 a file that someone else has modified in his Emacs. */ 102 103/* #define CLASH_DETECTION */ 104 105/* Define SHORTNAMES if the C compiler can distinguish only 106 short names. It means that the stuff in ../shortnames 107 must be run to convert the long names to short ones. */ 108 109/* #define SHORTNAMES */ 110 111/* The file containing the kernel's symbol table is called /unix. */ 112 113#define KERNEL_FILE "/unix" 114 115/* The symbol in the kernel where the load average is found 116 is named avenrun. */ 117 118#define LDAV_SYMBOL "avenrun" 119 120/* Special hacks needed to make Emacs run on this system. */ 121 122/* 123 * Make the sigsetmask function go away. Don't know what the 124 * ramifications of this are, but doesn't seem possible to 125 * emulate it properly anyway at this point. 126 */ 127 128#define sigsetmask(mask) /* Null expansion */ 129 130/* setjmp and longjmp can safely replace _setjmp and _longjmp, 131 but they will run slower. */ 132 133#define _setjmp setjmp 134#define _longjmp longjmp 135 136/* On USG systems these have different names */ 137 138#define index strchr 139#define rindex strrchr 140 141/* USG systems tend to put everything declared static 142 into the initialized data area, which becomes pure after dumping Emacs. 143 Foil this. Emacs carefully avoids static vars inside functions. */ 144 145#define static 146 147/* Compiler bug bites on many systems when default ADDR_CORRECT is used. */ 148 149#define ADDR_CORRECT(x) (x) 150 151/* Prevent -lg from being used for debugging. Not implemented? */ 152 153#define LIBS_DEBUG 154 155/* Use terminfo instead of termcap. */ 156 157#define TERMINFO 158 159/* arch-tag: 56923f22-9e2b-4814-b922-88c87657ff6b 160 (do not change this comment) */ 161