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Annotation of 43BSDReno/contrib/emacs-18.55/src/m-stride.h, revision 1.1

1.1     ! root        1: /* Definitions file for GNU Emacs running on Stride Micro System-V.2.2
        !             2:    Copyright (C) 1985, 1986 Free Software Foundation, Inc.
        !             3: 
        !             4: This file is part of GNU Emacs.
        !             5: 
        !             6: GNU Emacs is distributed in the hope that it will be useful,
        !             7: but WITHOUT ANY WARRANTY.  No author or distributor
        !             8: accepts responsibility to anyone for the consequences of using it
        !             9: or for whether it serves any particular purpose or works at all,
        !            10: unless he says so in writing.  Refer to the GNU Emacs General Public
        !            11: License for full details.
        !            12: 
        !            13: Everyone is granted permission to copy, modify and redistribute
        !            14: GNU Emacs, but only under the conditions described in the
        !            15: GNU Emacs General Public License.   A copy of this license is
        !            16: supposed to have been given to you along with GNU Emacs so you
        !            17: can know your rights and responsibilities.  It should be in a
        !            18: file named COPYING.  Among other things, the copyright notice
        !            19: and this notice must be preserved on all copies.  */
        !            20: 
        !            21: 
        !            22: /* The following three symbols give information on
        !            23:  the size of various data types.  */
        !            24: 
        !            25: #define SHORTBITS 16           /* Number of bits in a short */
        !            26: 
        !            27: #define INTBITS 32             /* Number of bits in an int */
        !            28: 
        !            29: #define LONGBITS 32            /* Number of bits in a long */
        !            30: 
        !            31: /* 68000 has lowest-numbered byte as most significant */
        !            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: #undef 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: #undef 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:    vax, m68000, ns16000, pyramid, orion, tahoe, APOLLO and STRIDE
        !            53:    are the ones defined so far.  */
        !            54: 
        !            55: #define m68000                 /* because the SGS compiler defines "m68k" */
        !            56: #ifndef STRIDE
        !            57: #define STRIDE
        !            58: #endif
        !            59: 
        !            60: /* Use type int rather than a union, to represent Lisp_Object */
        !            61: /* This is desirable for most machines.  */
        !            62: 
        !            63: #define NO_UNION_TYPE
        !            64: 
        !            65: /* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend
        !            66:    the 24-bit bit field into an int.  In other words, if bit fields
        !            67:    are always unsigned.
        !            68: 
        !            69:    If you use NO_UNION_TYPE, this flag does not matter.  */
        !            70: 
        !            71: #define EXPLICIT_SIGN_EXTEND
        !            72: 
        !            73: /* Data type of load average, as read out of kmem.  */
        !            74: 
        !            75: #define LOAD_AVE_TYPE double
        !            76: 
        !            77: /* Convert that into an integer that is 100 for a load average of 1.0  */
        !            78: 
        !            79: #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
        !            80: 
        !            81: /* Define CANNOT_DUMP on machines where unexec does not work.
        !            82:    Then the function dump-emacs will not be defined
        !            83:    and temacs will do (load "loadup") automatically unless told otherwise.  */
        !            84: 
        !            85: #undef CANNOT_DUMP
        !            86: 
        !            87: /* Define VIRT_ADDR_VARIES if the virtual addresses of
        !            88:    pure and impure space as loaded can vary, and even their
        !            89:    relative order cannot be relied on.
        !            90: 
        !            91:    Otherwise Emacs assumes that text space precedes data space,
        !            92:    numerically.  */
        !            93: 
        !            94: #undef VIRT_ADDR_VARIES
        !            95: 
        !            96: /* The STRIDE system is more powerful than standard USG5.  */
        !            97: 
        !            98: #define HAVE_PTYS
        !            99: #define HAVE_TIMEVAL
        !           100: #define HAVE_SELECT
        !           101: #define HAVE_GETTIMEOFDAY
        !           102: #define BSTRING
        !           103: #define SKTPAIR
        !           104: #define HAVE_SOCKETS
        !           105: 
        !           106: #define MAIL_USE_FLOCK
        !           107: #undef TERMINFO
        !           108: #define EXEC_MAGIC 0413
        !           109: 
        !           110: /* USG wins again: Foo! I can't get SIGIO to work properly on the Stride, because I'm
        !           111:    running a System V variant, and don't have a reliable way to block SIGIO
        !           112:    signals without losing them.  So, I've gone back to non-SIGIO mode, so
        !           113:    please append this line to the file "m-stride.h":
        !           114:  */
        !           115: #undef SIGIO
        !           116: 
        !           117: /* Specify alignment requirement for start of text and data sections
        !           118:    in the executable file.  */
        !           119: 
        !           120: #define SECTION_ALIGNMENT (getpagesize() - 1)
        !           121: 
        !           122: /*
        !           123:  * UniStride has this in /lib/libc.a.
        !           124:  */
        !           125: #undef NONSYSTEM_DIR_LIBRARY
        !           126: 
        !           127: /* UniStride defines getwd.  */
        !           128: 
        !           129: #define HAVE_GETWD
        !           130: 
        !           131: 

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