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Annotation of 43BSD/contrib/emacs/src/s-bsd4.1.h, revision 1.1.1.1

1.1       root        1: /* Definitions file for GNU Emacs running on bsd 4.1.
                      2:    Support for 4.1 is not fully implemented; don't expect this to work.
                      3:    Copyright (C) 1985 Richard M. Stallman.
                      4: 
                      5: This file is part of GNU Emacs.
                      6: 
                      7: GNU Emacs is distributed in the hope that it will be useful,
                      8: but WITHOUT ANY WARRANTY.  No author or distributor
                      9: accepts responsibility to anyone for the consequences of using it
                     10: or for whether it serves any particular purpose or works at all,
                     11: unless he says so in writing.  Refer to the GNU Emacs General Public
                     12: License for full details.
                     13: 
                     14: Everyone is granted permission to copy, modify and redistribute
                     15: GNU Emacs, but only under the conditions described in the
                     16: GNU Emacs General Public License.   A copy of this license is
                     17: supposed to have been given to you along with GNU Emacs so you
                     18: can know your rights and responsibilities.  It should be in a
                     19: file named COPYING.  Among other things, the copyright notice
                     20: and this notice must be preserved on all copies.  */
                     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_1
                     29: 
                     30: #define BSD
                     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 "berkeley-unix"
                     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 1: do input buffering within Emacs */
                     44: 
                     45: #define INTERRUPT_INPUT
                     46: 
                     47: /* First pty name is /dev/ptyp0.  */
                     48: 
                     49: #define FIRST_PTY_LETTER 'p'
                     50:  
                     51: /*
                     52:  *     Define HAVE_TIMEVAL if the system supports the BSD style clock values.
                     53:  *     Look in <sys/time.h> for a timeval structure.
                     54:  */
                     55: 
                     56: #undef HAVE_TIMEVAL
                     57:  
                     58: /*
                     59:  *     Define HAVE_SELECT if the system supports the `select' system call.
                     60:  */
                     61: 
                     62: /* #define HAVE_SELECT */
                     63: 
                     64: /*
                     65:  *     Define HAVE_PTYS if the system supports pty devices.
                     66:  */
                     67: 
                     68: /* #define HAVE_PTYS */
                     69: 
                     70: /*
                     71:  *     Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
                     72:  *      The 4.2 opendir, etc., library functions.
                     73:  */
                     74: 
                     75: #define NONSYSTEM_DIR_LIBRARY
                     76: 
                     77: /* Define this symbol if your system has the functions bcopy, etc. */
                     78: 
                     79: /* #define BSTRING */
                     80: 
                     81: /* subprocesses should be defined if you want to
                     82:    have code for asynchronous subprocesses
                     83:    (as used in M-x compile and M-x shell).
                     84:    This is generally OS dependent, and not supported
                     85:    under most USG systems. */
                     86: 
                     87: #define subprocesses
                     88: 
                     89: /* If your system uses COFF (Common Object File Format) then define the
                     90:    preprocessor symbol "COFF". */
                     91: 
                     92: /* #define COFF */
                     93: 
                     94: /* define MAIL_USE_FLOCK if the mailer uses flock
                     95:    to interlock access to /usr/spool/mail/$USER.
                     96:    The alternative is that a lock file named
                     97:    /usr/spool/mail/$USER.lock.  */
                     98: 
                     99: /* #define MAIL_USE_FLOCK */
                    100: 
                    101: /* Define CLASH_DETECTION if you want lock files to be written
                    102:    so that Emacs can tell instantly when you try to modify
                    103:    a file that someone else has modified in his Emacs.  */
                    104: 
                    105: #undef CLASH_DETECTION    /* Might work; not tried yet.  */
                    106: 
                    107: /* Special hacks needed to make Emacs run on this system.  */
                    108: 
                    109: /* Make the function `signal' act as in 4.2.  */
                    110: 
                    111: #define signal sigset
                    112: 
                    113: #define _longjmp longjmp
                    114: #define _setjmp setjmp
                    115: 
                    116: #define lstat stat
                    117: 
                    118: /* sys_open handles the necessary 4.2 features for open.  */
                    119: 
                    120: #define open sys_open
                    121: 
                    122: /* Names of flags for open.  */
                    123: #define O_RDONLY 0
                    124: #define O_WRONLY 1
                    125: #define O_RDWR 2
                    126: #define O_EXCL 2000
                    127: #define O_CREAT 1000

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