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Annotation of GNUtools/emacs/src/s-bsd4-1.h, revision 1.1

1.1     ! root        1: /* Definitions file for GNU Emacs running on bsd 4.1.
        !             2:    Copyright (C) 1985, 1986 Free Software Foundation, Inc.
        !             3: 
        !             4: This file is part of GNU Emacs.
        !             5: 
        !             6: GNU Emacs is free software; you can redistribute it and/or modify
        !             7: it under the terms of the GNU General Public License as published by
        !             8: the Free Software Foundation; either version 1, or (at your option)
        !             9: any later version.
        !            10: 
        !            11: GNU Emacs is distributed in the hope that it will be useful,
        !            12: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            14: GNU General Public License for more details.
        !            15: 
        !            16: You should have received a copy of the GNU General Public License
        !            17: along with GNU Emacs; see the file COPYING.  If not, write to
        !            18: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
        !            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 BSD4_1
        !            27: 
        !            28: #define BSD
        !            29: 
        !            30: /* SYSTEM_TYPE should indicate the kind of system you are using.
        !            31:  It sets the Lisp variable system-type.  */
        !            32: 
        !            33: #define SYSTEM_TYPE "berkeley-unix"
        !            34: 
        !            35: /* nomultiplejobs should be defined if your system's shell
        !            36:  does not have "job control" (the ability to stop a program,
        !            37:  run some other program, then continue the first one).  */
        !            38: 
        !            39: /* #define NOMULTIPLEJOBS */
        !            40: 
        !            41: /* Default is to set interrupt_input to 1: do input buffering within Emacs */
        !            42: 
        !            43: #define INTERRUPT_INPUT
        !            44: 
        !            45: /* First pty name is /dev/ptyp0.  */
        !            46: 
        !            47: #define FIRST_PTY_LETTER 'p'
        !            48:  
        !            49: /*
        !            50:  *     Define HAVE_TIMEVAL if the system supports the BSD style clock values.
        !            51:  *     Look in <sys/time.h> for a timeval structure.
        !            52:  */
        !            53: 
        !            54: #undef HAVE_TIMEVAL
        !            55:  
        !            56: /*
        !            57:  *     Define HAVE_SELECT if the system supports the `select' system call.
        !            58:  */
        !            59: 
        !            60: /* #define HAVE_SELECT */
        !            61: 
        !            62: /*
        !            63:  *     Define HAVE_PTYS if the system supports pty devices.
        !            64:  */
        !            65: 
        !            66: /* #define HAVE_PTYS */
        !            67: 
        !            68: /* Define HAVE_SOCKETS if system supports 4.2-compatible sockets.  */
        !            69: 
        !            70: /* #define HAVE_SOCKETS */
        !            71: 
        !            72: /*
        !            73:  *     Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
        !            74:  *      The 4.2 opendir, etc., library functions.
        !            75:  */
        !            76: 
        !            77: #define NONSYSTEM_DIR_LIBRARY
        !            78: 
        !            79: /* Define this symbol if your system has the functions bcopy, etc. */
        !            80: 
        !            81: /* #define BSTRING */
        !            82: 
        !            83: /* subprocesses should be defined if you want to
        !            84:    have code for asynchronous subprocesses
        !            85:    (as used in M-x compile and M-x shell).
        !            86:    This is generally OS dependent, and not supported
        !            87:    under most USG systems. */
        !            88: 
        !            89: #define subprocesses
        !            90: 
        !            91: /* If your system uses COFF (Common Object File Format) then define the
        !            92:    preprocessor symbol "COFF". */
        !            93: 
        !            94: /* #define COFF */
        !            95: 
        !            96: /* define MAIL_USE_FLOCK if the mailer uses flock
        !            97:    to interlock access to /usr/spool/mail/$USER.
        !            98:    The alternative is that a lock file named
        !            99:    /usr/spool/mail/$USER.lock.  */
        !           100: 
        !           101: /* #define MAIL_USE_FLOCK */
        !           102: 
        !           103: /* Define CLASH_DETECTION if you want lock files to be written
        !           104:    so that Emacs can tell instantly when you try to modify
        !           105:    a file that someone else has modified in his Emacs.  */
        !           106: 
        !           107: #undef CLASH_DETECTION    /* Might work; not tried yet.  */
        !           108: 
        !           109: /* We use the Berkeley (and usg5.2.2) interface to nlist.  */
        !           110: 
        !           111: #define NLIST_STRUCT
        !           112: 
        !           113: /* The file containing the kernel's symbol table is called /vmunix.  */
        !           114: 
        !           115: #define KERNEL_FILE "/vmunix"
        !           116: 
        !           117: /* The symbol in the kernel where the load average is found
        !           118:    is named _avenrun.  */
        !           119: 
        !           120: #define LDAV_SYMBOL "_avenrun"
        !           121: 
        !           122: /* Special hacks needed to make Emacs run on this system.  */
        !           123: 
        !           124: /* Make the function `signal' act as in 4.2.  */
        !           125: 
        !           126: #define signal sigset
        !           127: 
        !           128: #define _longjmp longjmp
        !           129: #define _setjmp setjmp
        !           130: 
        !           131: #define lstat stat
        !           132: 
        !           133: /* sys_open handles the necessary 4.2 features for open.  */
        !           134: 
        !           135: #define open sys_open
        !           136: 
        !           137: /* Names of flags for open.  */
        !           138: #define O_RDONLY 0
        !           139: #define O_WRONLY 1
        !           140: #define O_RDWR 2
        !           141: #define O_EXCL 2000
        !           142: #define O_CREAT 1000
        !           143: 
        !           144: /* Special library needed for linking for 4.1.  */
        !           145: #define LIBS_SYSTEM -ljobs

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