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, 2008  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 3 of the License, or
  10 (at your option) 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.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20
  21 /*
  22  *      Define symbols to identify the version of Unix this is.
  23  *      Define all the symbols that apply correctly.
  24  */
  25
  26 #define USG                             /* System III, System V, etc */
  27 #define USG5
  28
  29 /*      Specify IBM AIX version of system */
  30
  31 #ifndef AIX
  32 #define AIX
  33 #endif
  34
  35 /*      turn off c prototypes */
  36 #ifndef _NO_PROTO
  37 #define _NO_PROTO
  38 #endif
  39
  40 /*      This symbol should be defined on AIX Version 3  ??????? */
  41 #ifndef _AIX
  42 #define _AIX
  43 #endif
  44
  45 /*      Specify "_BSD" to invoke Berkeley compatibility in header files */
  46 /*#ifndef _BSD
  47 #define _BSD
  48 #endif
  49 */
  50
  51 /* SYSTEM_TYPE should indicate the kind of system you are using.
  52  It sets the Lisp variable system-type.  */
  53
  54 #define SYSTEM_TYPE "aix"
  55
  56
  57 /* nomultiplejobs should be defined if your system's shell
  58  does not have "job control" (the ability to stop a program,
  59  run some other program, then continue the first one).  */
  60
  61 /* #define NOMULTIPLEJOBS */
  62
  63 /* Default is to set interrupt_input to 0: don't do input buffering within Emacs */
  64
  65 /* #define INTERRUPT_INPUT */
  66
  67 /* In AIX, you allocate a pty by opening /dev/ptc to get the master side.
  68    To get the name of the slave side, you just ttyname() the master side.  */
  69
  70 #define PTY_ITERATION for (c = 0; !c ; c++)
  71 #define PTY_NAME_SPRINTF strcpy (pty_name, "/dev/ptc");
  72 #define PTY_TTY_NAME_SPRINTF strcpy (pty_name, ttyname (fd));
  73
  74 /*
  75  *      Define HAVE_TERMIO if the system provides sysV-style ioctls
  76  *      for terminal control.
  77  */
  78
  79 #define HAVE_TERMIOS
  80
  81 /*
  82  *      Define HAVE_PTYS if the system supports pty devices.
  83  */
  84
  85 #define HAVE_PTYS
  86
  87 /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
  88
  89 #define HAVE_SOCKETS
  90
  91 /*
  92  *      Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
  93  *      The 4.2 opendir, etc., library functions.
  94  */
  95
  96 /* #define NONSYSTEM_DIR_LIBRARY */
  97
  98 /*
  99  *      Define SYSV_SYSTEM_DIR to use the V.3 getdents/readir
 100  *      library functions.  Almost, but not quite the same as
 101  *      the 4.2 functions
 102  */
 103
 104 #define SYSV_SYSTEM_DIR
 105
 106 /* Define this symbol if your system has the functions bcopy, etc. */
 107
 108 #define BSTRING
 109
 110 /* subprocesses should be defined if you want to
 111  have code for asynchronous subprocesses
 112  (as used in M-x compile and M-x shell).
 113  This is supposed to work now on system V release 2.  */
 114
 115 #define subprocesses
 116
 117 /* If your system uses COFF (Common Object File Format) then define the
 118    preprocessor symbol "COFF". */
 119
 120 /* #define COFF */
 121
 122 /* define MAIL_USE_FLOCK if the mailer uses flock
 123    to interlock access to /usr/spool/mail/$USER.
 124    The alternative is that a lock file named
 125    /usr/spool/mail/$USER.lock.  */
 126
 127 /* #define MAIL_USE_FLOCK */
 128
 129 /* Define CLASH_DETECTION if you want lock files to be written
 130    so that Emacs can tell instantly when you try to modify
 131    a file that someone else has modified in his Emacs.  */
 132
 133 /* #define CLASH_DETECTION */
 134
 135 /* The file containing the kernel's symbol table is called /unix.  */
 136
 137 #define KERNEL_FILE "/unix"
 138
 139 /* The symbol in the kernel where the load average is found
 140    is named avenrun.  */
 141
 142 #define LDAV_SYMBOL "avenrun"
 143 \f
 144 /* Special itemss needed to make Emacs run on this system.  */
 145
 146 /*
 147  *      Make the sigsetmask function go away.  Don't know what the
 148  *      ramifications of this are, but doesn't seem possible to
 149  *      emulate it properly anyway at this point.
 150  */
 151
 152 #define sigsetmask(mask)        /* Null expansion */
 153
 154 /* setjmp and longjmp can safely replace _setjmp and _longjmp,
 155    but they will run slower.  */
 156
 157 #define _setjmp setjmp
 158 #define _longjmp longjmp
 159
 160 /* On USG systems these have different names */
 161
 162 #define index strchr
 163 #define rindex strrchr
 164
 165 /* USG systems tend to put everything declared static
 166    into the initialized data area, which becomes pure after dumping Emacs.
 167    Foil this.  Emacs carefully avoids static vars inside functions.  */
 168
 169 #undef static
 170
 171 /* Compiler bug bites on many systems when default ADDR_CORRECT is used.  */
 172
 173 /* #define ADDR_CORRECT(x) (x) */
 174
 175 #ifndef __GNUC__
 176 #define LINKER cc
 177 #endif
 178
 179 /* Prevent -lg from being used for debugging.  Not needed.  */
 180
 181 #define LIBS_DEBUG
 182
 183 /* No need to specify -lc when linking.  */
 184
 185 #define LIB_STANDARD
 186
 187 /* Use terminfo instead of termcap.  */
 188
 189 #define TERMINFO
 190
 191 /* The following definition seems to be needed in AIX version 3.1.6.8.
 192    It may not have been needed in certain earlier versions.  */
 193 #define HAVE_TCATTR
 194
 195 #define SYSTEM_MALLOC
 196
 197 /* Include unistd.h, even though we don't define POSIX.  */
 198 #define NEED_UNISTD_H
 199
 200 /* AIX doesn't define this.  */
 201 #define unix 1
 202
 203 /* AIX 3.1 has the HFT features.  */
 204 #define AIXHFT
 205
 206 /* For unexaix.c. */
 207 #define ALIGN_DATA_RELOC
 208
 209 /* arch-tag: bfff798c-542d-4290-91f2-267394c85b7b
 210    (do not change this comment) */