src/s/aix3-1.h

   1 /* Definitions file for GNU Emacs running on IBM AIX version 3.1
   2    Copyright (C) 1985, 1986, 1990, 1999, 2001, 2002, 2003, 2004,
   3                  2005, 2006, 2007  Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, 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 #define USG5
  30
  31 /*      Specify IBM AIX version of system */
  32
  33 #ifndef AIX
  34 #define AIX
  35 #endif
  36
  37 /*      turn off c prototypes */
  38 #ifndef _NO_PROTO
  39 #define _NO_PROTO
  40 #endif
  41
  42 /*      This symbol should be defined on AIX Version 3  ??????? */
  43 #ifndef _AIX
  44 #define _AIX
  45 #endif
  46
  47 /*      Specify "_BSD" to invoke Berkeley compatibility in header files */
  48 /*#ifndef _BSD
  49 #define _BSD
  50 #endif
  51 */
  52
  53 /* SYSTEM_TYPE should indicate the kind of system you are using.
  54  It sets the Lisp variable system-type.  */
  55
  56 #define SYSTEM_TYPE "aix"
  57
  58
  59 /* nomultiplejobs should be defined if your system's shell
  60  does not have "job control" (the ability to stop a program,
  61  run some other program, then continue the first one).  */
  62
  63 /* #define NOMULTIPLEJOBS */
  64
  65 /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
  66
  67 /* #define INTERRUPT_INPUT */
  68
  69 /* In AIX, you allocate a pty by opening /dev/ptc to get the master side.
  70    To get the name of the slave side, you just ttyname() the master side.  */
  71
  72 #define PTY_ITERATION for (c = 0; !c ; c++)
  73 #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptc");
  74 #define PTY_TTY_NAME_SPRINTF strcpy (pty_name, ttyname (fd));
  75
  76 /*
  77  *      Define HAVE_TERMIO if the system provides sysV-style ioctls
  78  *      for terminal control.
  79  */
  80
  81 #define HAVE_TERMIOS
  82
  83 /*
  84  *      Define HAVE_PTYS if the system supports pty devices.
  85  */
  86
  87 #define HAVE_PTYS
  88
  89 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
  90
  91 #define HAVE_SOCKETS
  92
  93 /*
  94  *      Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
  95  *      The 4.2 opendir, etc., library functions.
  96  */
  97
  98 /* #define NONSYSTEM_DIR_LIBRARY */
  99
 100 /*
 101  *      Define SYSV_SYSTEM_DIR to use the V.3 getdents/readir
 102  *      library functions.  Almost, but not quite the same as
 103  *      the 4.2 functions
 104  */
 105
 106 #define SYSV_SYSTEM_DIR
 107
 108 /* Define this symbol if your system has the functions bcopy, etc. */
 109
 110 #define BSTRING
 111
 112 /* subprocesses should be defined if you want to
 113  have code for asynchronous subprocesses
 114  (as used in M-x compile and M-x shell).
 115  This is supposed to work now on system V release 2.  */
 116
 117 #define subprocesses
 118
 119 /* If your system uses COFF (Common Object File Format) then define the
 120    preprocessor symbol "COFF". */
 121
 122 /* #define COFF */
 123
 124 /* define MAIL_USE_FLOCK if the mailer uses flock
 125    to interlock access to /usr/spool/mail/$USER.
 126    The alternative is that a lock file named
 127    /usr/spool/mail/$USER.lock.  */
 128
 129 /* #define MAIL_USE_FLOCK */
 130
 131 /* Define CLASH_DETECTION if you want lock files to be written
 132    so that Emacs can tell instantly when you try to modify
 133    a file that someone else has modified in his Emacs.  */
 134
 135 /* #define CLASH_DETECTION */
 136
 137 /* Define SHORTNAMES if the C compiler can distinguish only
 138    short names.  It means that the stuff in ../shortnames
 139    must be run to convert the long names to short ones.  */
 140
 141 /* #define SHORTNAMES */
 142
 143 /* The file containing the kernel's symbol table is called /unix.  */
 144
 145 #define KERNEL_FILE "/unix"
 146
 147 /* The symbol in the kernel where the load average is found
 148    is named avenrun.  */
 149
 150 #define LDAV_SYMBOL "avenrun"
 151 \f
 152 /* Special itemss needed to make Emacs run on this system.  */
 153
 154 /*
 155  *      Make the sigsetmask function go away.  Don't know what the
 156  *      ramifications of this are, but doesn't seem possible to
 157  *      emulate it properly anyway at this point.
 158  */
 159
 160 #define sigsetmask(mask)        /* Null expansion */
 161
 162 /* setjmp and longjmp can safely replace _setjmp and _longjmp,
 163    but they will run slower.  */
 164
 165 #define _setjmp setjmp
 166 #define _longjmp longjmp
 167
 168 /* On USG systems these have different names */
 169
 170 #define index strchr
 171 #define rindex strrchr
 172
 173 /* USG systems tend to put everything declared static
 174    into the initialized data area, which becomes pure after dumping Emacs.
 175    Foil this.  Emacs carefully avoids static vars inside functions.  */
 176
 177 #undef static
 178
 179 /* Compiler bug bites on many systems when default ADDR_CORRECT is used.  */
 180
 181 /* #define ADDR_CORRECT(x) (x) */
 182
 183 #ifndef __GNUC__
 184 #define LINKER cc
 185 #endif
 186
 187 /* Prevent -lg from being used for debugging.  Not needed.  */
 188
 189 #define LIBS_DEBUG
 190
 191 /* No need to specify -lc when linking.  */
 192
 193 #define LIB_STANDARD
 194
 195 /* Use terminfo instead of termcap.  */
 196
 197 #define TERMINFO
 198
 199 /* The following definition seems to be needed in AIX version 3.1.6.8.
 200    It may not have been needed in certain earlier versions.  */
 201 #define HAVE_TCATTR
 202
 203 #define SYSTEM_MALLOC
 204
 205 /* Include unistd.h, even though we don't define POSIX.  */
 206 #define NEED_UNISTD_H
 207
 208 /* AIX doesn't define this.  */
 209 #define unix 1
 210
 211 /* AIX 3.1 has the HFT features.  */
 212 #define AIXHFT
 213
 214 /* For unexaix.c. */
 215 #define ALIGN_DATA_RELOC
 216
 217 /* arch-tag: bfff798c-542d-4290-91f2-267394c85b7b
 218    (do not change this comment) */