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Annotation of GNUtools/emacs/src/m-template.h, revision 1.1.1.1

1.1       root        1: /* m- file template.
                      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: /* The following three symbols give information on
                     22:  the size of various data types.  */
                     23: 
                     24: #define SHORTBITS 16           /* Number of bits in a short */
                     25: 
                     26: #define INTBITS 32             /* Number of bits in an int */
                     27: 
                     28: #define LONGBITS 32            /* Number of bits in a long */
                     29: 
                     30: /* Define BIG_ENDIAN iff lowest-numbered byte in a word
                     31:    is the most significant byte.  */
                     32: 
                     33: #define BIG_ENDIAN
                     34: 
                     35: /* Define NO_ARG_ARRAY if you cannot take the address of the first of a
                     36:  * group of arguments and treat it as an array of the arguments.  */
                     37: 
                     38: #define NO_ARG_ARRAY
                     39: 
                     40: /* Define WORD_MACHINE if addresses and such have
                     41:  * to be corrected before they can be used as byte counts.  */
                     42: 
                     43: #define WORD_MACHINE
                     44: 
                     45: /* Define how to take a char and sign-extend into an int.
                     46:    On machines where char is signed, this is a no-op.  */
                     47: 
                     48: #define SIGN_EXTEND_CHAR(c) (c)
                     49: 
                     50: /* Now define a symbol for the cpu type, if your compiler
                     51:    does not define it automatically:
                     52:    Ones defined so far include vax, m68000, ns16000, pyramid,
                     53:    orion, tahoe, APOLLO and many others */
                     54: 
                     55: /* Use type int rather than a union, to represent Lisp_Object */
                     56: /* This is desirable for most machines.  */
                     57: 
                     58: #define NO_UNION_TYPE
                     59: 
                     60: /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
                     61:    the 24-bit bit field into an int.  In other words, if bit fields
                     62:    are always unsigned.
                     63: 
                     64:    If you use NO_UNION_TYPE, this flag does not matter.  */
                     65: 
                     66: #define EXPLICIT_SIGN_EXTEND
                     67: 
                     68: /* Data type of load average, as read out of kmem.  */
                     69: 
                     70: #define LOAD_AVE_TYPE long
                     71: 
                     72: /* Convert that into an integer that is 100 for a load average of 1.0  */
                     73: 
                     74: #define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)
                     75: 
                     76: /* Define CANNOT_DUMP on machines where unexec does not work.
                     77:    Then the function dump-emacs will not be defined
                     78:    and temacs will do (load "loadup") automatically unless told otherwise.  */
                     79: 
                     80: #define CANNOT_DUMP
                     81: 
                     82: /* Define VIRT_ADDR_VARIES if the virtual addresses of
                     83:    pure and impure space as loaded can vary, and even their
                     84:    relative order cannot be relied on.
                     85: 
                     86:    Otherwise Emacs assumes that text space precedes data space,
                     87:    numerically.  */
                     88: 
                     89: #define VIRT_ADDR_VARIES
                     90: 
                     91: /* Define C_ALLOCA if this machine does not support a true alloca
                     92:    and the one written in C should be used instead.
                     93:    Define HAVE_ALLOCA to say that the system provides a properly
                     94:    working alloca function and it should be used.
                     95:    Define neither one if an assembler-language alloca
                     96:    in the file alloca.s should be used.  */
                     97: 
                     98: #define C_ALLOCA
                     99: #define HAVE_ALLOCA
                    100: 
                    101: /* Define NO_REMAP if memory segmentation makes it not work well
                    102:    to change the boundary between the text section and data section
                    103:    when Emacs is dumped.  If you define this, the preloaded Lisp
                    104:    code will not be sharable; but that's better than failing completely.  */
                    105: 
                    106: #define NO_REMAP

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